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NFI2
forest area
groundwater protection zones (April 2013)
unit of reference: protection forest region
unit: 1000 ha
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
groundwater protection zones (April 2013)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a358.71189.61118.2294.82131.02114.721007.21
groundwater protection zone S10.3710.4710.21000.0.0.21000.4711.535
groundwater protection zone S217.6103.8222.5276.3160.21007.81538.27
groundwater protection zone S338.864.4204.5194.5190.75010.61363.45
no groundwater protection zone, but rated as S21.9301.4352.6260.9454.1212.52713.311
no groundwater protection zone, but rated as S30.0.0.0.0.0.0.0.0.0.0.0.0.0.
area of contribution instead of protection zone S34.8190.0.0.0.0.0.0.0.0.0.4.819
total422.11199.71128.02106.42136.12136.021128.41
© WSL, Swiss National Forest Inventory, 17.06.2020 #874868/341200
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