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Seepage from precipitation without sealing 2001 (environmental atlas)
The seepage from precipitation is shown without taking sealing (seepage water rate) into account as an average over the total area of the areas shown. Street areas were not... -
Seepage from precipitation 2005 (environmental atlas)
The seepage from precipitation (seepage water rate, long-term mean values) is shown as an average over the total area of the areas shown (sealed and unsealed parts and... -
Water - Storm basin - Grand Poitiers Business data
The storm basin temporarily retains excess rainwater. The basins also ensure a settling action of suspended solids, retention of pollutants and dilution of salts.