Sweet water
Water that occurs naturally, with a low salt concentration and can often be considered suitable for extraction and treatment to produce drinking water.
CBPA Castile and León

Decree 5/2020, of June 25, designating areas vulnerable to water pollution by nitrates from agricultural and livestock sources and approving the Code of Good Agricultural Practices.
CBPA Valencia

Order 10/2018, of February 27, of the Ministry of Agriculture, Environment, Climate Change and Rural Development, on the use of nitrogen fertilizers on agricultural holdings in the Valencian Community.
CBPA Balearic Islands

Order of January 3, 2000, of the Ministry of Economy, Agriculture, Trade and Industry approving the Code of Good Agricultural Practices of the Balearic Islands.
CBPA Canary Islands

Order of February 11, 2000, approving the Code of Good Agricultural Practices of the Autonomous Community of the Canary Islands.
CBPA La Rioja

Resolution No. 2,599/1999, which makes public the Code of Good Practices of La Rioja for the protection of waters against contamination by nitrates of agricultural origin.
CBPA Navarra

Foral Order of November 22, 1999, of the Minister of Agriculture, Livestock and Food, publishing the Approval of the Code of Good Agricultural Practices of Navarre.
CBPA Galicia

Order of September 7, 1999, approving the Galician Code of Good Agricultural Practices.
CBPA Basque Country (Vulnerable Areas)

Decree 390/1998, of December 22, establishing regulations for the declaration of Zones Vulnerable to water pollution by nitrates from agricultural activity and approving the Code of Good Agricultural Practices of the Autonomous Community of the Basque Country.
CBPA Basque Country (Non-Vulnerable Zones)

Decree 112/2011, of June 7, approving the Code of Good Agricultural Practices applicable to areas of the Autonomous Community of the Basque Country not declared vulnerable to water pollution by nitrates from agricultural activity.