Order No. 164/2010 on vulnerable areas for water pollution caused by nitrates. Country/Territory Portugal Document type Regulation Date 2010 Source FAO, FAOLEX Original source Diário da República, Serie I, No. 52, 16 March 2010, pp. 817-820. Subject Water Keyword Pollution control Water quality standards Freshwater pollution Geographical area Europe, Europe and Central Asia, European Union Countries, North Atlantic, North-East Atlantic, Southern Europe Entry into force notes This Order enters into force immediately. Abstract This Order is composed of three articles and two Annexes. The Annexes provide the list of areas at risk of water pollution by nitrate-based agricultural products, and the maps to localize them. Full text Portuguese Website www.dre.pt References - Legislation Implements Decree-Law No. 235/97 on protection of waters against pollution caused by nitrates from agricultural sources. Legislation | Portugal | 1997 Keyword: Pollution control, Freshwater pollution, Hazardous substances, Waste non-domestic sources Source: FAO, FAOLEX Council Directive 91/676/EEC concerning the protection of waters against pollution caused by nitrates from agricultural sources. Legislation | European Union | 1991 (2008) Keyword: Soil pollution/quality, Fertilizers/nutrients, Protection of environment, Farming, Agricultural development, Organic waste, Waste prevention, Waste management, Pollution control, Freshwater pollution Source: FAO, FAOLEX