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NFI1

forest area: groundwater protection zones (april 2013) · biogeographical region
unit: %
unit of evaluation: forest
grid: terrestrial grid NFI1
state 1983/85
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
groundwater protection zones (april 2013) %± %± %± %± %± %± %±
n/a74.61.094.20.593.70.489.80.996.30.586.50.889.60.3
groundwater protection zone S1..0.30.10.10.00.10.10.10.10.20.10.10.0
groundwater protection zone S25.80.52.50.32.50.35.20.70.20.14.80.53.40.2
groundwater protection zone S316.60.92.50.32.70.34.40.60.70.27.20.65.50.2
no groundwater protection zone, but is rated as S20.50.20.50.10.90.20.50.22.80.51.20.31.00.1
no groundwater protection zone, but is rated as S3..............
area of contribution instead of protection zone S32.50.4..........0.40.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #150465/136846
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