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Table 1 Drinking water supply and exposure to >25 mg/L nitrate

From: Estimation of incidence and social cost of colon cancer due to nitrate in drinking water in the EU: a tentative cost-benefit assessment

  Population Connected to large public water supply Groundwater based water supply Non-compliance of large public supplies with EU nitrate or nitrite standard Population exposed to groundwater based large public supply with >25 mg/L NO3 Agricultural land N-leaching to groundwater Area with groundwater exceeding 25 mg/L NO3 Population exposed to small or private groundwater wells with >25 mg/L NO3
  million % % % % % kg/ha/yr % %
Austria 7.8 60 95 2.0 2.0 41 4 18 6.8
Belgium 10.2 90 53 1.0 2.8 46 37 58 3.1
Denmark 5.3 74 99 0.3 3.3 62 24 50 12.9
Finland 5.3 36 34 4.5 0.7 7 3 13 2.7
France 59.7 73 64 2.4 2.7 54 13 40 7.0
Germany 82.7 82 72 1.4 3.1 49 18 45 5.8
Greece 10.7 69 50 0.0 0.6 66 4 19 3.0
Ireland 3.6 75 25 0.0 0.6 23 11 36 2.3
Italy 57.6 83 85 0.7 2.3 53 8 31 4.5
Netherlands 15.9 100 66 0.0 3.5 58 49 63 0.0
Spain 39.6 73 35 3.5 1.4 60 6 25 2.4
UK 58.1 98 27 3.7 1.8 70 12 37 0.2
EU12 356 60 81 2.0 2.3 50 11 34 4.1
  1. Drinking water supply, nitrogen loading, nitrate leaching and exposure to drinking water exceeding 25 mg/L NO3 in the period 1995-2000 in 12 EU member states selected for availability of data on drinking water infrastructure and quality.