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NFI3
number of forest plots
exposition (4 classes) · traces of rockfall
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
exposition (4 classes)traces of rockfall %± %± %± %± %± %±
n/apresent0.0.0.0.0.0.0.00.00.0.0.00.0
not present0.0.0.0.0.0.0.0.0.10.10.00.0
total0.0.0.0.0.0.0.00.00.10.10.00.0
indeterminedpresent0.10.10.30.20.0.0.0.0.0.0.10.0
not present12.11.038.81.33.70.51.40.31.40.410.90.3
total12.21.039.11.33.70.51.40.31.40.410.90.3
Npresent3.40.50.20.13.20.56.00.56.20.83.90.2
not present27.01.321.31.127.21.323.40.919.51.323.80.5
total30.31.421.51.130.41.329.41.025.71.527.70.5
Epresent1.60.40.50.23.30.54.60.55.30.83.20.2
not present15.61.113.81.019.21.118.50.821.11.417.60.5
total17.21.114.41.022.51.223.10.926.51.520.70.5
Spresent3.10.50.50.22.10.44.40.45.80.83.20.2
not present22.91.312.10.916.81.116.40.816.61.316.80.5
total26.01.312.70.918.81.120.90.922.31.420.00.5
Wpresent1.50.40.20.13.40.56.30.54.90.73.60.2
not present12.71.012.10.921.31.218.90.819.11.317.00.5
total14.31.112.30.924.61.225.20.924.01.520.60.5
totalpresent9.70.91.80.411.90.921.40.922.21.414.00.4
not present90.30.998.20.488.10.978.60.977.81.486.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903295/367680
NFI4
number of forest plots
exposition (4 classes) · traces of rockfall
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
exposition (4 classes)traces of rockfall %± %± %± %± %± %±
n/apresent0.0.0.0.0.0.0.0.0.0.0.0.
not present0.0.0.0.0.0.0.10.10.0.0.00.0
total0.0.0.0.0.0.0.10.10.0.0.00.0
indeterminedpresent0.10.10.10.10.10.10.0.0.0.0.10.0
not present11.71.038.61.43.70.61.40.31.50.511.50.4
total11.81.038.71.43.80.61.40.31.50.511.60.4
Npresent3.40.60.0.2.50.55.90.68.81.13.90.3
not present28.01.421.81.227.71.423.51.116.81.524.00.6
total31.41.521.81.230.21.529.41.125.61.727.90.6
Epresent1.40.40.30.22.50.54.30.58.71.13.10.2
not present15.91.214.11.020.01.318.61.019.81.617.60.5
total17.21.214.41.022.61.322.91.028.51.820.70.6
Spresent3.30.60.50.22.40.54.80.56.01.03.30.2
not present22.31.312.21.016.41.215.40.914.31.416.00.5
total25.61.412.81.018.81.220.21.020.31.619.30.5
Wpresent1.80.40.10.13.50.66.50.67.21.13.80.3
not present12.11.112.21.021.21.319.51.017.01.516.70.5
total13.91.112.31.024.61.426.01.124.21.720.50.5
totalpresent10.01.01.00.311.11.021.41.030.71.814.20.5
not present90.01.099.00.388.91.078.61.069.31.885.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903296/367681
NFI4
number of forest plots
exposition (4 classes) · traces of rockfall
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
exposition (4 classes)traces of rockfall %± %± %± %± %± %±
n/apresent0.0.0.0.0.0.0.0.0.0.0.0.
not present0.0.0.0.0.0.0.10.10.10.10.00.0
total0.0.0.0.0.0.0.10.10.10.10.00.0
indeterminedpresent0.10.10.10.10.10.10.0.0.0.0.10.0
not present12.11.038.71.43.60.61.40.31.40.410.90.4
total12.21.038.81.43.70.61.40.31.40.411.00.4
Npresent3.20.60.0.2.60.55.90.58.01.04.00.3
not present27.61.421.81.227.71.423.11.016.51.323.60.6
total30.91.421.81.230.31.429.11.024.51.527.60.6
Epresent1.40.40.30.22.60.54.10.57.91.03.10.2
not present15.91.214.01.020.41.219.00.919.61.417.80.5
total17.31.214.31.023.01.323.11.027.61.621.00.5
Spresent3.20.60.50.22.40.54.80.55.70.83.30.2
not present22.51.312.21.016.11.116.10.816.31.316.40.5
total25.71.412.71.018.51.220.80.921.91.519.80.5
Wpresent1.80.40.10.13.30.56.40.67.10.93.90.3
not present12.21.012.31.021.21.319.10.917.41.416.80.5
total14.01.112.41.024.51.325.51.024.51.620.70.5
totalpresent9.70.91.00.310.90.921.20.928.71.614.40.4
not present90.30.999.00.389.10.978.80.971.31.685.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903297/367682
NFI4
number of forest plots
exposition (4 classes) · traces of rockfall
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
exposition (4 classes)traces of rockfall %± %± %± %± %± %±
n/apresent0.0.0.0.0.0.0.0.0.0.0.0.
not present0.0.0.0.0.0.0.10.10.10.10.00.0
total0.0.0.0.0.0.0.10.10.10.10.00.0
indeterminedpresent0.10.10.10.10.10.10.0.0.0.0.10.0
not present12.01.038.51.43.70.61.50.31.40.410.70.4
total12.11.038.61.43.80.61.50.31.40.410.70.4
Npresent3.20.50.0.2.70.56.10.58.31.04.10.3
not present27.71.421.81.228.01.422.70.916.31.323.50.5
total30.91.421.81.230.61.428.71.024.61.527.60.6
Epresent1.40.40.30.22.60.54.20.48.01.03.20.2
not present15.81.214.21.020.41.219.10.919.21.417.90.5
total17.21.214.41.023.01.323.31.027.31.621.10.5
Spresent3.20.60.50.22.30.44.60.55.70.83.30.2
not present22.41.312.21.015.81.116.20.816.31.316.40.5
total25.61.412.81.018.11.220.80.922.01.419.70.5
Wpresent1.70.40.10.13.20.56.40.57.60.94.00.2
not present12.41.012.31.021.31.219.20.917.01.316.90.5
total14.21.112.31.024.41.325.61.024.61.520.80.5
totalpresent9.60.91.00.310.80.921.30.929.71.614.60.4
not present90.40.999.00.389.20.978.70.970.31.685.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903298/367683
NFI1
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%n/a0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.0
present0.40.40.0.0.0.0.0.0.0.0.0.0.0.1.31.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.21.51.50.20.20.0.0.0.0.0.0.10.0
not present49.23.37.05.08.13.926.71.530.94.942.43.387.512.42.61.85.50.826.83.424.52.930.13.96.04.311.23.119.52.441.66.630.03.810.22.666.74.63.40.80.0.41.82.32.80.731.79.253.93.222.70.5
total49.63.37.05.08.13.926.81.530.94.942.43.387.512.43.92.25.50.826.83.424.52.930.13.96.04.311.23.119.52.441.66.630.03.810.22.666.74.63.60.81.51.542.12.32.80.731.79.253.93.222.90.5
21-40 %n/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.00.0
present2.51.716.310.76.96.919.52.814.77.06.73.40.0.52.212.826.53.48.34.25.33.36.63.734.716.125.89.620.25.23.12.114.35.620.27.30.0.22.53.859.313.010.32.537.24.83.33.32.01.518.51.1
not present47.96.472.627.585.019.051.34.253.110.549.77.812.512.439.913.063.15.064.49.170.39.262.69.246.121.361.114.158.68.455.311.355.78.764.010.733.37.064.36.533.413.547.25.555.35.865.017.844.16.755.61.7
total50.46.988.931.591.920.370.95.167.914.356.48.712.512.492.118.289.75.972.610.775.59.869.210.780.727.586.916.778.910.058.411.670.011.384.213.333.37.086.87.392.719.657.56.292.77.268.321.146.16.874.22.0
over 100%n/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
present0.0.4.14.10.0.2.10.51.31.31.10.80.0.3.92.24.10.70.60.60.0.0.70.713.36.51.81.31.60.80.0.0.0.5.02.00.0.6.11.14.42.50.40.34.50.90.0.0.0.2.40.2
not present0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.70.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.70.0.3.50.81.51.50.0.0.0.0.0.0.0.0.50.1
total0.0.4.14.10.0.2.30.51.31.31.10.80.0.3.92.24.80.80.60.60.0.0.70.713.36.51.81.31.60.80.0.0.0.5.62.10.0.9.61.35.82.90.40.34.50.90.0.0.0.2.90.2
totaln/a0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
present3.01.120.48.06.94.121.61.416.03.97.81.90.0.57.55.830.61.78.92.25.31.67.32.348.08.627.74.721.82.73.12.114.32.825.23.80.0.28.82.065.25.911.01.541.72.23.33.32.00.921.10.5
not present97.01.179.68.093.14.178.21.484.03.992.21.9100.0.42.55.869.21.791.12.294.71.692.72.352.08.672.34.778.22.796.92.185.72.874.83.8100.0.71.22.034.85.989.01.558.12.296.73.398.00.978.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903299/367684
NFI1
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%n/a0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.0
present0.40.40.0.0.0.0.0.0.0.0.0.0.0.1.31.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.21.41.40.20.20.0.0.0.0.0.0.10.0
not present49.63.27.05.08.13.926.21.530.64.942.13.387.512.45.62.85.30.827.63.424.02.932.33.95.84.110.93.018.72.341.66.630.83.89.62.466.94.63.80.81.31.242.12.32.90.730.79.053.63.222.60.5
total50.03.27.05.08.13.926.41.530.64.942.13.387.512.46.83.05.30.827.63.424.02.932.33.95.84.110.93.018.72.341.66.630.83.89.62.466.94.64.00.82.71.942.42.32.90.730.79.053.63.222.70.5
21-40 %n/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.00.0
present2.51.716.310.76.96.919.42.714.67.06.63.30.0.50.612.527.03.38.04.15.53.36.43.637.016.726.39.420.65.13.12.114.15.521.97.30.0.21.53.660.312.710.12.436.44.73.23.22.01.518.51.0
not present47.56.372.627.585.019.051.84.153.610.450.27.712.512.438.712.762.54.963.88.970.59.060.68.944.420.660.313.858.48.155.311.355.18.663.310.533.17.064.66.331.512.847.15.456.15.766.117.444.56.655.61.7
total50.06.888.931.591.920.371.15.168.214.256.88.612.512.489.317.789.65.871.810.576.09.667.010.481.427.386.616.479.09.758.411.669.211.285.113.133.17.086.17.191.818.957.26.192.77.069.320.646.46.774.22.0
over 100%n/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
present0.0.4.14.10.0.2.30.51.21.21.10.80.0.3.82.24.40.70.60.60.0.0.70.712.86.22.51.52.30.90.0.0.0.4.71.90.0.6.61.14.12.40.40.34.40.90.0.0.0.2.60.2
not present0.0.0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.60.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.60.60.0.3.30.81.41.40.0.0.0.0.0.0.0.0.50.1
total0.0.4.14.10.0.2.50.51.21.21.10.80.0.3.82.25.10.80.60.60.0.0.70.712.86.22.51.52.30.90.0.0.0.5.32.00.0.10.01.35.52.70.40.34.40.90.0.0.0.3.10.2
totaln/a0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.10.0
present2.91.120.48.06.94.121.61.415.83.87.71.90.0.55.75.831.41.78.62.15.51.67.12.249.88.528.84.722.92.73.12.114.12.826.53.70.0.28.42.065.95.810.81.440.82.13.23.22.00.921.20.5
not present97.11.179.68.093.14.178.21.484.23.892.31.9100.0.44.35.868.41.791.42.194.51.692.92.250.28.571.24.777.12.796.92.185.92.873.53.7100.0.71.62.034.15.889.21.459.02.196.83.298.00.978.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903300/367685
NFI1
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%n/a0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.0
present0.20.20.0.0.0.0.10.10.0.0.0.0.0.1.30.90.0.0.0.0.20.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.80.80.10.10.0.0.0.0.0.0.10.0
not present52.32.312.64.613.93.725.81.131.83.438.22.377.68.25.51.95.40.629.82.526.12.134.52.74.02.39.92.216.61.647.04.628.32.59.81.867.93.24.50.61.41.042.81.63.10.527.15.954.12.222.80.4
total52.52.312.64.613.93.725.91.131.83.438.22.377.68.26.82.15.40.629.82.526.42.134.52.74.02.39.92.216.61.647.04.628.32.59.81.867.93.24.60.62.11.242.91.63.10.527.15.954.12.222.90.4
21-40 %n/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.10.10.0.0.0.0.00.0
present3.31.513.87.37.35.919.02.013.74.89.82.80.0.49.59.128.82.49.33.15.52.16.93.034.610.625.66.622.03.94.12.415.34.219.75.20.0.23.22.652.89.310.01.935.43.35.04.11.61.018.90.7
not present44.34.370.417.778.714.452.43.053.48.150.85.622.412.239.79.560.73.460.36.867.76.457.26.250.414.262.010.059.75.648.98.555.46.265.88.032.15.462.74.333.09.446.43.756.54.167.914.244.34.554.91.2
total47.54.784.120.986.115.671.43.667.19.760.56.522.412.289.212.689.64.169.67.573.26.864.17.485.018.887.511.881.76.953.08.770.77.985.59.632.15.485.94.985.913.356.64.392.05.072.915.245.94.673.91.4
over 100%n/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
present0.0.3.32.30.0.2.50.41.10.81.30.60.0.3.41.54.50.50.60.40.20.21.00.611.03.72.61.21.60.60.0.1.00.64.31.30.0.6.40.810.02.60.40.24.60.70.0.0.0.2.70.2
not present0.0.0.0.0.0.0.20.10.0.0.0.0.0.0.70.70.50.20.0.0.20.20.40.40.0.0.0.0.20.20.0.0.0.0.30.30.0.3.10.52.01.20.10.10.40.20.0.0.0.0.50.1
total0.0.3.32.30.0.2.80.41.10.81.30.60.0.4.01.65.00.60.60.40.50.31.40.711.03.72.61.21.80.60.0.1.00.64.71.30.0.9.50.912.02.80.50.25.00.70.0.0.0.3.20.2
totaln/a0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.10.10.0.0.0.0.00.0
present3.50.817.05.27.33.021.51.014.82.411.01.60.0.54.24.033.31.29.91.65.91.17.91.645.55.728.23.323.51.94.11.816.32.124.02.60.0.29.71.463.64.210.61.040.01.55.02.91.60.621.70.4
not present96.50.883.05.292.73.078.41.085.22.489.01.6100.0.45.84.066.61.290.11.694.11.192.11.654.55.771.83.376.51.995.91.883.72.176.02.6100.0.70.31.436.44.289.31.059.91.595.02.998.40.678.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903301/367686
NFI2
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%present0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.21.51.50.70.40.0.0.0.0.0.0.10.0
not present49.63.37.05.08.13.926.81.530.94.941.93.387.512.43.92.25.50.826.83.424.52.930.13.96.04.311.23.119.52.441.66.630.03.810.22.666.74.63.40.80.0.41.42.32.80.731.79.253.93.222.70.5
total49.63.37.05.08.13.926.81.530.94.942.43.387.512.43.92.25.50.826.83.424.52.930.13.96.04.311.23.119.52.441.66.630.03.810.22.666.74.63.60.81.51.542.12.32.80.731.79.253.93.222.90.5
21-40 %present2.51.516.310.71.91.913.92.45.85.010.54.20.0.43.412.016.22.64.73.34.12.96.13.56.46.327.19.816.24.71.51.520.36.79.64.80.0.17.13.443.311.78.72.624.03.93.33.30.50.513.30.9
not present47.96.572.627.590.019.557.04.562.112.245.96.812.512.448.713.973.55.467.910.071.49.563.28.974.325.859.814.062.68.656.811.549.87.974.612.333.37.069.76.749.416.448.85.668.86.465.017.845.66.860.91.8
total50.46.988.931.591.920.370.95.167.914.356.48.712.512.492.118.289.75.972.610.775.59.869.210.780.727.586.916.778.910.058.411.670.011.384.213.333.37.086.87.392.719.657.56.292.77.268.321.146.16.874.22.0
over 100%present0.0.4.14.10.0.1.60.40.0.1.10.80.0.2.71.83.30.70.0.0.0.0.70.79.75.70.80.81.20.70.0.0.0.5.62.10.0.5.91.14.42.50.40.33.40.80.0.0.0.2.00.2
not present0.0.0.0.0.0.0.80.31.31.30.0.0.0.1.31.31.50.40.60.60.0.0.0.3.63.51.11.10.40.40.0.0.0.0.0.0.0.3.70.81.51.50.0.1.00.50.0.0.0.0.90.1
total0.0.4.14.10.0.2.30.51.31.31.10.80.0.3.92.24.80.80.60.60.0.0.70.713.36.51.81.31.60.80.0.0.0.5.62.10.0.9.61.35.82.90.40.34.50.90.0.0.0.2.90.2
totalpresent2.51.020.48.01.91.915.51.35.82.612.12.30.0.46.15.619.51.54.71.64.11.56.72.216.26.927.94.817.52.51.51.520.33.315.23.20.0.23.21.949.16.29.81.427.42.03.33.30.50.515.50.5
not present97.51.079.68.098.11.984.51.394.22.687.92.3100.0.53.95.680.51.595.31.695.91.593.32.283.86.972.14.882.52.598.51.579.73.384.83.2100.0.76.81.950.96.290.21.472.62.096.73.399.50.584.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903302/367687
NFI2
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%present0.0.0.0.0.0.0.0.0.0.0.90.70.0.1.51.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.31.31.30.70.40.0.0.0.0.0.0.20.1
not present50.23.27.05.08.13.926.91.532.14.941.43.288.911.13.62.05.50.827.23.423.42.832.03.95.43.911.73.119.02.341.66.631.03.710.22.567.14.63.40.83.62.141.62.22.80.730.79.053.43.222.50.5
total50.23.27.05.08.13.926.91.532.14.942.33.288.911.15.12.55.50.827.23.423.42.832.03.95.43.911.73.119.02.341.66.631.03.710.22.567.14.63.80.85.02.442.22.22.80.730.79.053.43.222.60.5
21-40 %present2.51.416.310.71.91.913.92.45.64.910.54.10.0.41.311.315.62.45.23.44.02.75.83.45.85.826.99.415.34.31.51.520.46.711.75.00.0.16.63.240.410.58.42.524.03.83.23.20.40.413.20.9
not present47.36.472.627.590.019.556.94.461.111.946.16.611.111.150.013.974.25.167.19.872.69.361.58.776.725.259.713.563.18.256.811.548.67.872.911.732.96.969.76.448.215.148.95.469.06.266.117.446.16.761.11.8
total49.86.788.931.591.920.370.95.066.713.956.68.511.111.191.217.689.85.672.310.576.69.667.310.482.526.786.616.278.49.458.411.669.011.184.612.932.96.986.37.088.618.057.46.093.07.069.320.646.66.774.42.0
over 100%present0.0.4.14.10.0.1.50.40.0.1.10.80.0.2.51.73.30.60.0.0.0.0.60.68.85.20.70.72.20.90.0.0.0.5.21.90.0.6.41.05.22.50.40.33.20.80.0.0.0.2.10.2
not present0.0.0.0.0.0.0.70.31.21.20.0.0.0.1.21.21.40.40.60.60.0.0.0.3.23.21.01.00.30.30.0.0.0.0.0.0.0.3.50.81.31.30.0.1.00.40.0.0.0.0.90.1
total0.0.4.14.10.0.2.20.51.21.21.10.80.0.3.62.14.70.70.60.60.0.0.60.612.15.91.71.22.61.00.0.0.0.5.21.90.0.9.91.36.42.80.40.34.20.90.0.0.0.3.00.2
totalpresent2.51.020.48.01.91.915.41.25.62.512.52.30.0.45.25.418.81.45.21.74.01.46.52.114.76.427.64.617.52.41.51.520.43.316.93.20.0.23.41.846.95.89.51.327.21.93.23.20.40.415.50.5
not present97.51.079.68.098.11.984.61.294.42.587.52.3100.0.54.85.481.21.494.81.796.01.493.52.185.36.472.44.682.52.498.51.579.63.383.13.2100.0.76.61.853.15.890.51.372.81.996.83.299.60.484.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903303/367688
NFI2
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%present0.0.0.0.0.0.0.0.0.0.0.80.60.0.1.41.40.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.21.11.10.60.30.20.20.0.0.0.0.20.1
not present50.33.19.25.27.03.427.01.429.24.541.43.090.99.03.21.85.10.726.73.225.52.832.33.74.63.310.72.819.32.243.16.230.73.58.82.265.64.53.10.74.22.041.62.13.10.728.68.154.12.922.30.5
total50.33.19.25.27.03.427.01.429.24.542.23.090.99.04.52.25.10.726.73.225.52.832.33.74.63.310.72.819.32.243.16.230.73.58.82.265.64.53.40.75.32.342.22.13.30.728.68.154.12.922.50.5
21-40 %present3.01.516.712.01.61.614.02.35.94.711.84.20.0.41.111.516.42.44.63.04.62.85.63.07.86.327.79.115.04.01.41.418.96.010.34.40.0.16.83.040.09.38.02.223.73.52.92.90.40.413.40.8
not present46.86.070.925.091.418.757.04.263.811.545.06.39.19.050.212.873.94.868.19.369.98.761.58.177.523.459.112.362.67.655.510.950.48.176.211.134.46.970.16.048.113.649.15.068.75.868.516.545.66.261.21.7
total49.76.487.628.593.019.470.94.869.713.556.88.29.19.091.316.590.35.372.810.074.59.167.19.685.225.186.815.177.68.856.911.069.310.586.612.134.46.986.96.688.116.157.15.692.46.571.419.445.96.274.61.9
over 100%present0.0.3.23.20.0.1.40.40.0.1.00.70.0.3.21.83.20.60.0.0.0.0.60.67.54.40.70.72.60.90.0.0.0.4.61.70.0.6.41.05.62.50.70.43.30.70.0.0.0.2.10.2
not present0.0.0.0.0.0.0.60.31.11.10.0.0.0.0.90.91.40.40.50.50.0.0.0.2.72.71.91.30.60.40.0.0.0.0.0.0.0.3.30.71.01.00.0.1.00.40.0.0.0.0.90.1
total0.0.3.23.20.0.2.00.51.11.11.00.70.0.4.12.04.60.70.50.50.0.0.60.610.25.02.61.53.11.00.0.0.0.4.61.70.0.9.71.26.72.70.70.44.30.80.0.0.0.3.00.2
totalpresent3.01.019.97.11.61.615.31.25.92.413.62.20.0.45.65.019.61.34.61.54.61.46.21.915.36.028.34.317.52.21.41.418.93.014.92.90.0.23.51.746.75.29.21.227.21.82.92.90.40.415.70.4
not present97.01.080.17.198.41.684.71.294.12.486.42.2100.0.54.45.080.41.395.41.595.41.493.81.984.76.071.74.382.52.298.61.481.13.085.12.9100.0.76.51.753.35.290.81.272.81.897.12.999.60.484.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903304/367689
NFI3
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%present0.40.40.0.0.0.0.30.20.0.1.00.70.0.0.0.0.0.0.60.60.0.0.70.70.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.20.20.0.0.40.40.20.1
not present49.23.37.05.08.13.926.51.530.94.941.53.387.512.43.92.25.50.826.23.424.52.929.43.96.04.311.23.119.52.441.66.630.03.810.22.666.74.63.60.81.51.541.82.32.60.731.79.253.53.222.70.5
total49.63.37.05.08.13.926.81.530.94.942.43.387.512.43.92.25.50.826.83.424.52.930.13.96.04.311.23.119.52.441.66.630.03.810.22.666.74.63.60.81.51.542.12.32.80.731.79.253.93.222.90.5
21-40 %present2.11.24.14.11.91.99.82.05.84.47.63.70.0.30.710.216.12.410.64.74.22.87.14.710.89.223.99.512.14.11.51.515.95.414.75.70.0.13.32.853.612.85.92.118.73.33.33.31.81.511.40.8
not present48.36.684.830.890.019.561.14.762.112.048.87.912.512.461.515.573.65.362.08.971.49.362.19.169.926.363.014.366.88.956.811.554.29.469.511.433.37.073.56.939.114.951.65.974.06.665.017.844.36.762.81.9
total50.46.988.931.591.920.370.95.167.914.356.48.712.512.492.118.289.75.972.610.775.59.869.210.780.727.586.916.778.910.058.411.670.011.384.213.333.37.086.87.392.719.657.56.292.77.268.321.146.16.874.22.0
over 100%present0.0.4.14.10.0.2.00.51.31.31.10.80.0.1.31.33.30.70.60.60.0.0.0.13.36.50.80.81.60.80.0.0.0.5.62.10.0.5.21.04.42.50.40.33.20.80.0.0.0.2.10.2
not present0.0.0.0.0.0.0.40.20.0.0.0.0.0.2.61.91.50.40.0.0.0.0.70.70.0.1.11.10.0.0.0.0.0.0.0.0.0.4.40.91.51.50.0.1.20.50.0.0.0.0.90.1
total0.0.4.14.10.0.2.30.51.31.31.10.80.0.3.92.24.80.80.60.60.0.0.70.713.36.51.81.31.60.80.0.0.0.5.62.10.0.9.61.35.82.90.40.34.50.90.0.0.0.2.90.2
totalpresent2.51.08.25.61.91.912.11.17.02.89.72.10.0.32.05.219.41.511.82.54.21.47.82.324.17.724.74.513.72.21.51.515.92.920.33.60.0.18.51.857.96.06.61.222.11.93.33.32.21.013.70.5
not present97.51.091.85.698.11.987.91.193.02.890.32.1100.0.68.05.280.61.588.22.595.81.492.22.375.97.775.34.586.32.298.51.584.12.979.73.6100.0.81.51.842.16.093.41.277.91.996.73.397.81.086.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903305/367690
NFI3
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%present0.40.40.0.0.0.0.30.20.0.0.90.60.0.0.0.0.0.0.60.60.0.0.70.70.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.10.10.0.0.40.40.20.1
not present49.63.26.84.98.13.926.01.531.64.840.83.289.510.54.72.35.20.826.33.423.92.930.63.95.23.811.73.118.72.341.66.630.03.79.92.467.54.53.60.83.62.041.82.22.50.729.68.753.33.221.70.5
total50.03.26.84.98.13.926.31.531.64.841.73.289.510.54.72.35.20.826.93.423.92.931.33.95.23.811.73.118.72.341.66.630.03.79.92.467.54.53.60.83.62.042.02.22.60.729.68.753.73.221.80.5
21-40 %present2.11.23.93.91.91.910.32.05.54.37.93.70.0.28.99.515.92.210.44.64.02.86.94.69.58.123.59.111.13.71.51.516.25.313.15.10.0.13.02.549.011.15.42.019.03.23.13.11.81.511.50.8
not present47.96.585.429.990.019.561.14.661.611.748.87.710.510.562.814.973.84.962.19.472.19.161.28.973.625.563.013.967.18.656.811.553.89.370.610.932.56.973.76.241.413.752.05.673.86.167.317.144.56.663.41.8
total50.06.889.330.791.920.371.45.167.213.856.78.610.510.591.717.189.75.472.510.876.19.768.110.583.126.586.516.278.29.558.411.670.011.283.712.532.56.986.86.690.417.657.45.992.86.770.420.246.36.874.91.9
over 100%present0.0.3.93.90.0.1.90.51.21.21.60.90.0.1.21.23.10.60.60.60.0.0.0.11.75.70.70.72.20.90.0.0.0.6.52.10.0.5.70.94.82.40.60.33.30.70.0.0.0.2.30.2
not present0.0.0.0.0.0.0.50.20.0.0.0.0.0.2.41.72.00.50.0.0.0.0.70.70.0.1.01.00.80.60.0.0.0.0.0.0.0.3.90.81.21.20.0.1.30.50.0.0.0.1.00.1
total0.0.3.93.90.0.2.30.51.21.21.60.90.0.3.62.05.10.70.60.60.0.0.70.711.75.71.71.33.11.10.0.0.0.6.52.10.0.9.61.26.02.60.60.34.60.90.0.0.0.3.30.2
totalpresent2.51.07.95.41.91.912.41.16.72.710.42.10.0.30.14.819.01.311.62.44.01.47.52.321.26.824.24.413.32.11.51.516.22.919.63.30.0.18.81.653.85.56.21.122.41.73.13.12.11.013.90.4
not present97.51.092.15.498.11.987.61.193.32.789.62.1100.0.69.94.881.01.388.42.496.01.492.52.378.86.875.84.486.72.198.51.583.82.980.43.3100.0.81.21.646.25.593.81.177.61.796.93.197.91.086.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903306/367691
NFI3
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%present0.40.40.0.0.0.0.20.20.0.0.90.60.0.0.0.0.0.0.60.60.0.0.60.60.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.10.10.0.0.40.40.20.1
not present49.83.26.84.98.13.925.61.531.64.840.43.289.510.56.12.75.20.726.73.423.92.930.73.85.23.811.73.118.92.341.66.630.23.79.72.468.14.53.70.83.52.041.82.22.50.728.78.553.33.221.60.5
total50.23.26.84.98.13.925.81.531.64.841.33.289.510.56.12.75.20.727.33.423.92.931.33.95.23.811.73.118.92.341.66.630.23.79.72.468.14.53.70.83.52.042.02.22.60.728.78.553.73.221.80.5
21-40 %present2.11.23.93.91.91.910.42.05.54.37.83.70.0.28.59.416.22.210.34.64.02.76.84.59.58.123.59.111.13.71.51.516.05.312.95.00.0.13.02.547.710.85.51.919.03.23.03.01.81.511.60.8
not present47.76.585.429.990.019.561.34.661.611.749.37.710.510.561.914.773.24.961.89.472.29.061.38.873.625.563.013.967.08.556.811.553.89.270.310.831.96.873.76.143.013.851.75.573.76.168.316.744.56.663.31.8
total49.86.889.330.791.920.371.75.067.213.857.18.610.510.590.416.989.45.472.110.776.19.668.010.383.126.586.516.278.19.458.411.669.811.183.212.431.96.886.76.590.717.457.25.892.76.771.319.746.36.874.81.9
over 100%present0.0.3.93.90.0.2.00.51.21.21.60.90.0.1.21.23.40.60.60.60.0.0.0.11.75.70.70.72.20.90.0.0.0.6.42.10.0.5.80.94.72.30.60.33.50.80.0.0.0.2.30.2
not present0.0.0.0.0.0.0.40.20.0.0.0.0.0.2.31.72.00.50.0.0.0.0.60.60.0.1.01.00.80.60.0.0.0.0.70.70.0.3.80.81.21.20.20.21.20.50.0.0.0.1.00.1
total0.0.3.93.90.0.2.40.51.21.21.60.90.0.3.52.05.40.80.60.60.0.0.60.611.75.71.71.33.01.00.0.0.0.7.12.20.0.9.61.25.92.60.80.44.70.90.0.0.0.3.40.2
totalpresent2.51.07.95.41.91.912.71.16.72.710.32.10.0.29.74.819.51.311.52.44.01.47.42.221.26.824.24.413.32.11.51.516.02.919.33.30.0.18.71.652.45.46.31.122.61.73.03.02.11.014.00.4
not present97.51.092.15.498.11.987.31.193.32.789.72.1100.0.70.34.880.51.388.52.496.01.492.62.278.86.875.84.486.72.198.51.584.02.980.73.3100.0.81.31.647.65.493.71.177.41.797.03.097.91.086.00.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903307/367692
NFI3
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%present0.80.50.0.0.0.0.20.20.0.0.80.60.0.0.0.0.0.0.50.50.0.0.60.60.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.10.10.0.0.30.30.20.1
not present50.33.15.33.811.24.325.21.431.84.638.03.090.59.55.42.45.20.727.13.326.92.829.53.64.43.112.93.218.52.244.26.429.33.39.52.367.74.23.60.73.21.940.92.12.50.626.77.953.93.021.50.5
total51.13.15.33.811.24.325.41.431.84.638.83.090.59.55.42.45.20.727.63.326.92.830.03.64.43.112.93.218.52.244.26.429.33.39.52.367.74.23.60.73.21.941.12.12.60.626.77.954.23.021.70.5
21-40 %present2.31.33.23.21.71.710.51.95.24.07.13.40.0.28.69.615.62.19.94.23.82.45.83.813.29.124.08.511.33.51.41.414.84.812.64.70.0.13.52.446.910.35.41.919.13.12.92.91.61.411.50.8
not present46.66.188.427.587.119.261.64.362.011.352.77.59.59.563.114.273.94.661.49.069.48.262.98.570.823.261.512.967.68.054.411.055.98.771.610.332.36.472.95.844.513.152.85.373.15.770.319.544.26.363.51.7
total48.96.591.528.088.819.972.14.867.113.359.88.39.59.591.716.389.55.171.310.273.18.768.79.784.025.285.415.178.98.855.811.170.710.484.311.632.36.486.46.291.516.258.25.692.26.373.320.645.86.475.01.8
over 100%present0.0.3.23.20.0.2.00.51.11.11.30.80.0.1.01.03.50.61.10.70.0.0.60.611.65.10.70.71.90.80.0.0.0.5.61.80.0.5.50.94.32.10.50.33.70.70.0.0.0.2.30.2
not present0.0.0.0.0.0.0.40.20.0.0.0.0.0.1.91.31.80.40.0.0.0.0.60.60.0.1.01.00.70.50.0.0.0.0.60.60.0.4.50.81.01.00.20.21.40.50.0.0.0.1.10.1
total0.0.3.23.20.0.2.40.51.11.11.30.80.0.2.91.65.30.71.10.70.0.1.20.911.65.11.61.22.60.90.0.0.0.6.21.90.0.9.91.15.32.30.70.45.10.90.0.0.0.3.40.2
totalpresent3.11.16.34.41.71.712.81.16.22.59.21.90.0.29.64.619.11.211.52.33.81.27.02.024.86.324.64.113.21.91.41.414.82.718.23.00.0.19.01.551.25.26.11.022.91.62.92.91.90.913.90.4
not present96.91.193.74.498.31.787.21.193.82.590.81.9100.0.70.44.680.91.288.52.396.21.293.02.075.26.375.44.186.81.998.61.485.22.781.83.0100.0.81.01.548.85.293.91.077.11.697.12.998.10.986.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903308/367693
NFI4
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%present0.0.0.0.0.0.0.10.11.01.00.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.50.10.0
not present49.63.37.05.08.13.926.71.529.94.842.43.387.512.43.92.25.50.826.83.424.52.930.13.96.04.311.23.119.52.441.66.630.03.810.22.666.74.63.60.81.51.542.12.32.80.731.79.253.43.222.80.5
total49.63.37.05.08.13.926.81.530.94.942.43.387.512.43.92.25.50.826.83.424.52.930.13.96.04.311.23.119.52.441.66.630.03.810.22.666.74.63.60.81.51.542.12.32.80.731.79.253.93.222.90.5
21-40 %present1.71.415.110.63.73.79.31.96.14.75.23.00.0.36.39.914.92.412.45.03.22.57.54.012.17.015.06.813.14.11.51.514.05.510.34.80.0.25.43.946.512.08.92.416.22.90.0.2.01.512.10.8
not present48.76.673.727.888.218.861.64.761.811.951.38.112.512.455.914.974.85.360.28.972.49.561.78.768.625.671.915.165.78.956.811.556.18.873.912.133.37.061.46.346.215.648.65.576.66.668.321.144.16.662.21.8
total50.46.988.931.591.920.370.95.167.914.356.48.712.512.492.118.289.75.972.610.775.59.869.210.780.727.586.916.778.910.058.411.670.011.384.213.333.37.086.87.392.719.657.56.292.77.268.321.146.16.874.22.0
over 100%present0.0.4.14.10.0.1.70.51.31.31.10.80.0.2.71.83.60.70.60.60.0.0.0.13.36.50.80.81.60.80.0.0.0.5.62.10.0.6.11.14.42.50.20.23.00.80.0.0.0.2.10.2
not present0.0.0.0.0.0.0.60.30.0.0.0.0.0.1.31.31.20.40.0.0.0.0.70.70.0.1.11.10.0.0.0.0.0.0.0.0.0.3.50.81.51.50.20.21.40.50.0.0.0.0.80.1
total0.0.4.14.10.0.2.30.51.31.31.10.80.0.3.92.24.80.80.60.60.0.0.70.713.36.51.81.31.60.80.0.0.0.5.62.10.0.9.61.35.82.90.40.34.50.90.0.0.0.2.90.2
totalpresent1.70.819.27.93.72.611.21.18.33.16.31.70.0.38.95.518.51.413.02.63.21.37.52.325.47.315.73.914.72.31.51.514.02.815.93.20.0.31.52.150.86.39.11.419.21.80.0.2.51.014.20.5
not present98.30.880.87.996.32.688.81.191.73.193.71.7100.0.61.15.581.51.487.02.696.81.392.52.374.67.384.33.985.32.398.51.586.02.884.13.2100.0.68.52.149.26.390.91.480.81.8100.0.97.51.085.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903309/367694
NFI4
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%present0.0.0.0.0.0.0.10.10.90.90.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.50.10.0
not present50.03.26.84.98.13.926.11.530.74.741.73.289.510.54.72.35.20.826.93.423.92.931.33.95.23.811.73.118.72.341.66.630.03.79.92.467.54.53.60.83.62.042.02.22.60.729.68.753.23.221.80.5
total50.03.26.84.98.13.926.31.531.64.841.73.289.510.54.72.35.20.826.93.423.92.931.33.95.23.811.73.118.72.341.66.630.03.79.92.467.54.53.60.83.62.042.02.22.60.729.68.753.73.221.80.5
21-40 %present1.71.414.610.23.73.79.41.95.84.55.63.00.0.37.510.014.82.212.25.03.12.47.33.913.08.514.26.412.43.81.51.514.35.59.24.30.0.23.23.445.710.98.42.215.62.80.0.2.01.512.00.8
not present48.36.574.727.188.218.862.04.761.311.551.27.910.510.554.213.974.94.960.39.473.19.460.88.570.124.772.314.665.88.556.811.555.78.774.511.432.56.963.65.844.713.849.05.377.26.270.420.244.36.662.81.8
total50.06.889.330.791.920.371.45.167.213.856.78.610.510.591.717.189.75.472.510.876.19.768.110.583.126.586.516.278.29.558.411.670.011.283.712.532.56.986.86.690.417.657.45.992.86.770.420.246.36.874.91.9
over 100%present0.0.3.93.90.0.1.70.41.21.21.60.90.0.2.41.73.70.60.60.60.0.0.0.11.75.70.70.72.61.00.0.0.0.6.52.10.0.6.11.04.82.40.40.33.00.70.0.0.0.2.30.2
not present0.0.0.0.0.0.0.70.30.0.0.0.0.0.1.21.21.40.40.0.0.0.0.70.70.0.1.01.00.40.40.0.0.0.0.0.0.0.3.50.71.21.20.20.21.60.50.0.0.0.0.90.1
total0.0.3.93.90.0.2.30.51.21.21.60.90.0.3.62.05.10.70.60.60.0.0.70.711.75.71.71.33.11.10.0.0.0.6.52.10.0.9.61.26.02.60.60.34.60.90.0.0.0.3.30.2
totalpresent1.70.818.57.73.72.611.11.17.92.97.11.80.0.39.95.318.51.312.82.53.11.27.32.224.66.615.03.715.12.21.51.514.32.815.73.00.0.29.31.850.55.78.81.318.61.60.0.2.51.014.40.4
not present98.30.881.57.796.32.688.91.192.12.992.91.8100.0.60.15.381.51.387.22.596.91.292.72.275.46.685.03.784.92.298.51.585.72.884.33.0100.0.70.71.849.55.791.21.381.41.6100.0.97.51.085.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903310/367695
NFI4
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
to 20%present0.0.0.0.0.0.0.10.10.90.90.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.0.0.0.0.0.0.50.50.10.0
not present50.03.26.84.97.83.726.11.530.24.741.33.289.510.54.32.15.00.726.63.423.62.932.33.95.13.711.93.017.72.241.06.530.43.710.32.567.94.53.70.73.41.941.82.23.00.728.48.452.43.221.40.5
total50.03.26.84.97.83.726.21.531.14.741.33.289.510.54.32.15.00.726.63.423.62.932.33.95.13.711.93.017.72.241.06.530.43.710.32.567.94.53.90.83.41.941.82.23.00.728.48.452.83.121.50.5
21-40 %present1.71.414.610.23.63.69.21.85.74.45.53.00.0.36.79.514.42.112.14.93.52.57.23.815.09.015.36.512.13.71.51.514.15.49.64.30.0.23.83.445.011.78.32.215.72.80.0.1.91.512.10.8
not present48.36.574.727.188.618.462.14.662.011.451.67.910.510.554.313.675.24.860.79.472.89.359.88.468.524.271.114.167.08.357.511.455.58.673.711.432.16.862.35.645.913.649.15.276.46.071.619.745.26.562.91.7
total50.06.889.330.792.219.871.35.067.813.757.18.610.510.591.016.789.65.372.810.776.49.767.010.483.526.186.415.679.09.359.011.569.611.183.312.532.16.886.16.490.817.257.45.992.16.571.619.747.26.775.01.9
over 100%present0.0.3.93.90.0.1.80.51.21.21.60.90.0.3.62.04.10.70.60.60.0.0.0.11.45.60.70.72.91.00.0.0.0.6.32.10.0.6.41.04.62.30.60.33.10.70.0.0.0.2.50.2
not present0.0.0.0.0.0.0.70.30.0.0.0.0.0.1.11.11.30.40.0.0.0.0.60.60.0.1.01.00.40.40.0.0.0.0.0.0.0.3.70.71.11.10.20.21.80.50.0.0.0.1.00.1
total0.0.3.93.90.0.2.50.51.21.21.60.90.0.4.62.35.40.70.60.60.0.0.60.611.45.61.61.23.31.10.0.0.0.6.32.10.0.10.11.25.82.50.80.44.90.90.0.0.0.3.50.2
totalpresent1.70.818.57.73.62.511.11.17.82.97.11.80.0.40.35.018.51.312.72.53.51.37.22.226.46.716.03.714.92.21.51.514.12.815.93.00.0.30.31.849.65.68.81.318.81.60.0.2.41.014.70.4
not present98.30.881.57.796.42.588.91.192.22.992.91.8100.0.59.75.081.51.387.32.596.51.392.82.273.66.784.03.785.12.298.51.585.92.884.13.0100.0.69.71.850.45.691.21.381.21.6100.0.97.61.085.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903311/367696
NFI1
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %±
to 20%n/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
present0.10.10.0.0.30.20.0.0.0.0.20.20.10.0
not present47.21.111.11.09.11.22.80.76.41.03.00.722.70.5
total47.41.111.11.09.41.22.80.76.41.03.10.722.80.5
21-40 %n/a0.0.0.0.0.0.0.20.20.20.20.0.0.00.0
present6.11.022.42.827.23.837.24.825.13.724.73.518.51.1
not present46.42.263.54.460.35.455.35.865.05.462.25.755.71.7
total52.52.585.95.287.46.792.77.290.26.586.96.574.32.0
over 100%n/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
present0.20.12.80.52.90.74.50.93.00.76.81.02.40.2
not present0.0.0.20.10.30.20.0.0.50.33.20.70.50.1
total0.20.13.00.63.20.74.50.93.40.79.91.22.90.2
totaln/a0.10.10.0.0.0.0.20.20.20.20.0.0.10.0
present6.30.525.21.430.41.941.72.228.01.831.61.921.00.5
not present93.60.574.81.469.61.958.12.271.81.868.41.978.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903312/367697
NFI1
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %±
to 20%n/a0.10.10.0.0.0.0.0.0.0.0.0.0.00.0
present0.10.10.0.0.30.20.0.0.0.0.20.20.10.0
not present47.51.111.01.09.31.22.90.76.10.93.30.722.60.5
total47.71.111.01.09.61.22.90.76.10.93.40.722.70.5
21-40 %n/a0.0.0.0.0.0.0.20.20.20.20.0.0.00.0
present6.01.022.12.727.63.736.44.725.73.623.83.418.51.0
not present46.12.263.74.359.45.256.15.764.55.362.35.655.71.7
total52.12.585.85.187.06.592.77.090.36.386.16.374.22.0
over 100%n/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
present0.20.13.00.63.10.74.40.93.10.77.51.02.60.2
not present0.0.0.20.10.30.20.0.0.50.33.00.70.50.1
total0.20.13.20.63.40.74.40.93.60.710.51.23.10.2
totaln/a0.10.10.0.0.0.0.20.20.20.20.0.0.10.0
present6.30.525.11.431.01.940.82.128.81.831.41.821.20.5
not present93.70.574.91.469.01.959.02.171.01.868.61.878.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903313/367698
NFI1
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %±
to 20%n/a0.00.00.0.0.0.0.0.0.0.0.0.0.00.0
present0.10.00.0.0.20.10.0.0.0.0.10.10.10.0
not present48.00.811.10.79.60.93.10.56.00.74.00.522.90.4
total48.10.811.10.79.90.93.10.56.00.74.10.523.00.4
21-40 %n/a0.0.0.10.10.0.0.10.10.20.20.0.0.00.0
present6.30.722.01.926.72.735.43.327.52.625.62.418.80.7
not present45.21.663.53.159.73.856.54.163.23.760.03.855.01.2
total51.51.885.63.686.44.692.05.090.84.585.64.473.81.4
over 100%n/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
present0.40.13.00.43.20.54.60.72.80.57.60.72.70.2
not present0.00.00.30.10.50.20.40.20.40.22.70.40.50.1
total0.40.13.30.43.70.55.00.73.20.510.30.83.20.2
totaln/a0.00.00.10.10.0.0.10.10.20.10.0.0.00.0
present6.70.425.01.030.11.340.01.530.31.333.31.321.60.4
not present93.20.474.91.069.91.359.91.569.61.366.71.378.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903314/367699
NFI2
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %±
to 20%present0.20.10.0.0.20.20.0.0.0.0.20.20.10.0
not present47.21.111.11.09.21.22.80.76.41.03.00.722.70.5
total47.41.111.11.09.41.22.80.76.41.03.10.722.80.5
21-40 %present4.70.918.22.620.33.224.03.916.32.916.72.913.30.9
not present47.82.367.64.667.15.868.86.473.95.870.26.061.01.8
total52.52.585.95.287.46.792.77.290.26.586.96.574.32.0
over 100%present0.10.12.10.52.70.73.40.82.50.66.11.02.00.2
not present0.10.10.90.30.50.31.00.51.00.43.80.80.90.1
total0.20.13.00.63.20.74.50.93.40.79.91.22.90.2
totalpresent5.00.520.41.323.21.727.42.018.81.623.01.715.50.5
not present95.00.579.61.376.81.772.62.081.21.677.01.784.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903315/367700
NFI2
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %±
to 20%present0.20.10.10.10.30.20.0.0.0.0.30.20.20.1
not present47.71.111.21.09.71.22.80.76.20.93.10.722.40.5
total47.91.111.31.010.11.22.80.76.20.93.40.722.60.5
21-40 %present4.60.918.02.520.03.024.03.815.82.716.12.713.20.9
not present47.32.267.84.466.45.569.06.274.85.570.15.761.21.8
total51.92.585.85.186.36.493.07.090.66.186.26.274.42.0
over 100%present0.10.12.00.43.10.73.20.82.20.66.81.02.10.2
not present0.10.10.80.30.50.31.00.41.00.43.60.70.90.1
total0.20.12.80.53.60.74.20.93.20.710.41.23.00.2
totalpresent4.90.520.11.323.51.727.21.918.01.523.21.615.50.5
not present95.10.579.91.376.51.772.81.982.01.576.81.684.50.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903316/367701
NFI2
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %±
to 20%present0.20.10.10.10.30.20.20.20.0.0.30.20.20.1
not present47.81.011.11.09.61.13.10.75.80.82.80.622.30.5
total48.01.011.21.09.91.13.30.75.80.83.00.622.40.5
21-40 %present4.40.818.52.419.72.823.73.516.32.616.72.613.40.8
not present47.42.167.54.266.55.168.75.874.55.270.45.461.21.7
total51.92.386.14.886.25.992.46.590.85.887.15.874.61.8
over 100%present0.10.12.00.43.30.73.30.72.40.66.60.92.10.2
not present0.10.10.70.30.60.31.00.41.00.43.30.60.80.1
total0.20.12.70.53.90.74.30.83.40.79.91.13.00.2
totalpresent4.70.420.61.223.21.627.21.818.71.423.51.515.70.4
not present95.30.479.41.276.81.672.81.881.31.476.51.584.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903317/367702
NFI3
number of forest plots
slope (20% classes) · traces of rockfall
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
slope (20% classes)traces of rockfall %± %± %± %± %± %± %±
to 20%present0.40.10.0.0.0.0.20.20.0.0.0.0.20.1
not present46.91.111.11.09.41.22.60.76.41.03.10.722.60.5
total47.41.111.11.09.41.22.80.76.41.03.10.722.80.5
21-40 %present5.11.012.42.118.73.118.73.314.42.515.52.711.40.8
not present47.32.373.44.868.75.974.06.675.85.871.46.162.81.9
total52.52.585.95.287.46.792.77.290.26.586.96.574.32.0
over 100%present0.10.12.60.52.70.73.20.82.10.66.01.02.00.2
not present0.00.00.40.20.50.31.20.51.30.54.00.80.90.1
total0.20.13.00.63.20.74.50.93.40.79.91.22.90.2
totalpresent5.70.515.01.221.41.722.11.916.51.521.51.613.70.5
not present94.30.585.01.278.61.777.91.983.51.578.51.686.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #903318/367703
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