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The responsible management of water

in

Identity card at December 31, 2011

  • 6,061 km of drinking water distribution network and 76 million m3 of water disbursed 

  • 2,080 km of sewage network and 55 million m3 of purified waste water

ENVIRONMENTAL INDICATORS SUPPLY AND DISTRIBUTION SERVICE
 200920102011
Analysis per m3 of water disbursed (no./Mm3) 1,934 2,026 2,219
Network losses 26.4%  24.9% 27.2%
Litres/inhabitant/day 278 275 257
ENVIRONMENTAL INDICATORS COLLECTION AND PURIFICATION SERVICE
 200920102011
Removal yield - COD 90%87%92%
Removal yield - BOD 93%92%95%
Removal yield - Nitrogen 63%62%69%
Removal yield - Phosphorous74%75%75%

Highlights 2011

  • 45 water points put into service by A2A

  • The Gissi thermoelectric power station only uses recycled water and does not produce discharges of water