National Total;Autonomous Communities and Cities;Type of indicator;Treatment;Total Spain;;Chemical oxygen demand (COD);Before;586.8 Spain;;Chemical oxygen demand (COD);Afterwards;67.3 Spain;;Biochemistry oxygen demand (DBO5);Before;281.4 Spain;;Biochemistry oxygen demand (DBO5);Afterwards;21.5 Spain;;Solids in suspension;Before;307.7 Spain;;Solids in suspension;Afterwards;24.1 Spain;;Total nitrogen;Before;40.2 Spain;;Total nitrogen;Afterwards;15.5 Spain;;Total phosphorus;Before;6.5 Spain;;Total phosphorus;Afterwards;1.9 Spain;;Metals;Before;1.0 Spain;;Metals;Afterwards;0.4 Spain;Andalucía;Chemical oxygen demand (COD);Before;634.9 Spain;Andalucía;Chemical oxygen demand (COD);Afterwards;69.4 Spain;Andalucía;Biochemistry oxygen demand (DBO5);Before;331.7 Spain;Andalucía;Biochemistry oxygen demand (DBO5);Afterwards;18.8 Spain;Andalucía;Solids in suspension;Before;324.8 Spain;Andalucía;Solids in suspension;Afterwards;20.5 Spain;Andalucía;Total nitrogen;Before;49.5 Spain;Andalucía;Total nitrogen;Afterwards;29.8 Spain;Andalucía;Total phosphorus;Before;10.1 Spain;Andalucía;Total phosphorus;Afterwards;3.0 Spain;Andalucía;Metals;Before;6.9 Spain;Andalucía;Metals;Afterwards;2.5 Spain;Aragón;Chemical oxygen demand (COD);Before;472.3 Spain;Aragón;Chemical oxygen demand (COD);Afterwards;43.2 Spain;Aragón;Biochemistry oxygen demand (DBO5);Before;241.0 Spain;Aragón;Biochemistry oxygen demand (DBO5);Afterwards;8.6 Spain;Aragón;Solids in suspension;Before;258.8 Spain;Aragón;Solids in suspension;Afterwards;12.9 Spain;Aragón;Total nitrogen;Before;27.5 Spain;Aragón;Total nitrogen;Afterwards;10.9 Spain;Aragón;Total phosphorus;Before;5.7 Spain;Aragón;Total phosphorus;Afterwards;1.6 Spain;Aragón;Metals;Before;0.0 Spain;Aragón;Metals;Afterwards;0.0 Spain;Asturias, Principado de;Chemical oxygen demand (COD);Before;237.6 Spain;Asturias, Principado de;Chemical oxygen demand (COD);Afterwards;64.7 Spain;Asturias, Principado de;Biochemistry oxygen demand (DBO5);Before;269.4 Spain;Asturias, Principado de;Biochemistry oxygen demand (DBO5);Afterwards;70.3 Spain;Asturias, Principado de;Solids in suspension;Before;258.2 Spain;Asturias, Principado de;Solids in suspension;Afterwards;56.3 Spain;Asturias, Principado de;Total nitrogen;Before;20.5 Spain;Asturias, Principado de;Total nitrogen;Afterwards;15.1 Spain;Asturias, Principado de;Total phosphorus;Before;3.1 Spain;Asturias, Principado de;Total phosphorus;Afterwards;2.0 Spain;Asturias, Principado de;Metals;Before;0.0 Spain;Asturias, Principado de;Metals;Afterwards;0.0 Spain;Balears, Illes;Chemical oxygen demand (COD);Before;.. Spain;Balears, Illes;Chemical oxygen demand (COD);Afterwards;48.9 Spain;Balears, Illes;Biochemistry oxygen demand (DBO5);Before;490.5 Spain;Balears, Illes;Biochemistry oxygen demand (DBO5);Afterwards;8.3 Spain;Balears, Illes;Solids in suspension;Before;793.2 Spain;Balears, Illes;Solids in suspension;Afterwards;12.6 Spain;Balears, Illes;Total nitrogen;Before;19.0 Spain;Balears, Illes;Total nitrogen;Afterwards;5.2 Spain;Balears, Illes;Total phosphorus;Before;3.0 Spain;Balears, Illes;Total phosphorus;Afterwards;0.9 Spain;Balears, Illes;Metals;Before;0.0 Spain;Balears, Illes;Metals;Afterwards;0.0 Spain;Canarias;Chemical oxygen demand (COD);Before;905.1 Spain;Canarias;Chemical oxygen demand (COD);Afterwards;229.8 Spain;Canarias;Biochemistry oxygen demand (DBO5);Before;565.1 Spain;Canarias;Biochemistry oxygen demand (DBO5);Afterwards;146.7 Spain;Canarias;Solids in suspension;Before;349.9 Spain;Canarias;Solids in suspension;Afterwards;69.0 Spain;Canarias;Total nitrogen;Before;64.3 Spain;Canarias;Total nitrogen;Afterwards;15.5 Spain;Canarias;Total phosphorus;Before;5.0 Spain;Canarias;Total phosphorus;Afterwards;1.7 Spain;Canarias;Metals;Before;0.0 Spain;Canarias;Metals;Afterwards;0.0 Spain;Cantabria;Chemical oxygen demand (COD);Before;312.4 Spain;Cantabria;Chemical oxygen demand (COD);Afterwards;56.6 Spain;Cantabria;Biochemistry oxygen demand (DBO5);Before;126.3 Spain;Cantabria;Biochemistry oxygen demand (DBO5);Afterwards;14.0 Spain;Cantabria;Solids in suspension;Before;50.9 Spain;Cantabria;Solids in suspension;Afterwards;6.8 Spain;Cantabria;Total nitrogen;Before;29.5 Spain;Cantabria;Total nitrogen;Afterwards;8.2 Spain;Cantabria;Total phosphorus;Before;21.1 Spain;Cantabria;Total phosphorus;Afterwards;1.2 Spain;Cantabria;Metals;Before;0.1 Spain;Cantabria;Metals;Afterwards;0.1 Spain;Castilla y León;Chemical oxygen demand (COD);Before;312.4 Spain;Castilla y León;Chemical oxygen demand (COD);Afterwards;56.6 Spain;Castilla y León;Biochemistry oxygen demand (DBO5);Before;280.0 Spain;Castilla y León;Biochemistry oxygen demand (DBO5);Afterwards;18.5 Spain;Castilla y León;Solids in suspension;Before;274.4 Spain;Castilla y León;Solids in suspension;Afterwards;17.8 Spain;Castilla y León;Total nitrogen;Before;41.2 Spain;Castilla y León;Total nitrogen;Afterwards;17.5 Spain;Castilla y León;Total phosphorus;Before;6.9 Spain;Castilla y León;Total phosphorus;Afterwards;2.1 Spain;Castilla y León;Metals;Before;0.0 Spain;Castilla y León;Metals;Afterwards;0.0 Spain;Castilla-La Mancha;Chemical oxygen demand (COD);Before;875.7 Spain;Castilla-La Mancha;Chemical oxygen demand (COD);Afterwards;122.6 Spain;Castilla-La Mancha;Biochemistry oxygen demand (DBO5);Before;445.7 Spain;Castilla-La Mancha;Biochemistry oxygen demand (DBO5);Afterwards;29.7 Spain;Castilla-La Mancha;Solids in suspension;Before;404.9 Spain;Castilla-La Mancha;Solids in suspension;Afterwards;29.3 Spain;Castilla-La Mancha;Total nitrogen;Before;48.9 Spain;Castilla-La Mancha;Total nitrogen;Afterwards;8.8 Spain;Castilla-La Mancha;Total phosphorus;Before;7.2 Spain;Castilla-La Mancha;Total phosphorus;Afterwards;1.6 Spain;Castilla-La Mancha;Metals;Before;0.0 Spain;Castilla-La Mancha;Metals;Afterwards;0.0 Spain;Cataluña;Chemical oxygen demand (COD);Before;606.2 Spain;Cataluña;Chemical oxygen demand (COD);Afterwards;78.3 Spain;Cataluña;Biochemistry oxygen demand (DBO5);Before;287.3 Spain;Cataluña;Biochemistry oxygen demand (DBO5);Afterwards;20.4 Spain;Cataluña;Solids in suspension;Before;323.7 Spain;Cataluña;Solids in suspension;Afterwards;31.9 Spain;Cataluña;Total nitrogen;Before;54.6 Spain;Cataluña;Total nitrogen;Afterwards;20.9 Spain;Cataluña;Total phosphorus;Before;8.7 Spain;Cataluña;Total phosphorus;Afterwards;3.0 Spain;Cataluña;Metals;Before;0.0 Spain;Cataluña;Metals;Afterwards;0.0 Spain;Comunitat Valenciana;Chemical oxygen demand (COD);Before;540.7 Spain;Comunitat Valenciana;Chemical oxygen demand (COD);Afterwards;45.7 Spain;Comunitat Valenciana;Biochemistry oxygen demand (DBO5);Before;275.3 Spain;Comunitat Valenciana;Biochemistry oxygen demand (DBO5);Afterwards;15.9 Spain;Comunitat Valenciana;Solids in suspension;Before;265.0 Spain;Comunitat Valenciana;Solids in suspension;Afterwards;16.2 Spain;Comunitat Valenciana;Total nitrogen;Before;46.2 Spain;Comunitat Valenciana;Total nitrogen;Afterwards;19.6 Spain;Comunitat Valenciana;Total phosphorus;Before;6.5 Spain;Comunitat Valenciana;Total phosphorus;Afterwards;1.8 Spain;Comunitat Valenciana;Metals;Before;0.0 Spain;Comunitat Valenciana;Metals;Afterwards;0.0 Spain;Extremadura;Chemical oxygen demand (COD);Before;593.8 Spain;Extremadura;Chemical oxygen demand (COD);Afterwards;53.8 Spain;Extremadura;Biochemistry oxygen demand (DBO5);Before;298.9 Spain;Extremadura;Biochemistry oxygen demand (DBO5);Afterwards;14.8 Spain;Extremadura;Solids in suspension;Before;386.9 Spain;Extremadura;Solids in suspension;Afterwards;14.1 Spain;Extremadura;Total nitrogen;Before;51.9 Spain;Extremadura;Total nitrogen;Afterwards;17.1 Spain;Extremadura;Total phosphorus;Before;1.0 Spain;Extremadura;Total phosphorus;Afterwards;0.1 Spain;Extremadura;Metals;Before;0.0 Spain;Extremadura;Metals;Afterwards;0.0 Spain;Galicia;Chemical oxygen demand (COD);Before;323.2 Spain;Galicia;Chemical oxygen demand (COD);Afterwards;77.5 Spain;Galicia;Biochemistry oxygen demand (DBO5);Before;168.2 Spain;Galicia;Biochemistry oxygen demand (DBO5);Afterwards;24.9 Spain;Galicia;Solids in suspension;Before;206.7 Spain;Galicia;Solids in suspension;Afterwards;52.8 Spain;Galicia;Total nitrogen;Before;24.7 Spain;Galicia;Total nitrogen;Afterwards;11.6 Spain;Galicia;Total phosphorus;Before;4.8 Spain;Galicia;Total phosphorus;Afterwards;0.8 Spain;Galicia;Metals;Before;0.4 Spain;Galicia;Metals;Afterwards;0.3 Spain;Madrid, Comunidad de;Chemical oxygen demand (COD);Before;607.2 Spain;Madrid, Comunidad de;Chemical oxygen demand (COD);Afterwards;45.7 Spain;Madrid, Comunidad de;Biochemistry oxygen demand (DBO5);Before;318.0 Spain;Madrid, Comunidad de;Biochemistry oxygen demand (DBO5);Afterwards;10.1 Spain;Madrid, Comunidad de;Solids in suspension;Before;304.3 Spain;Madrid, Comunidad de;Solids in suspension;Afterwards;13.1 Spain;Madrid, Comunidad de;Total nitrogen;Before;0.1 Spain;Madrid, Comunidad de;Total nitrogen;Afterwards;0.0 Spain;Madrid, Comunidad de;Total phosphorus;Before;0.0 Spain;Madrid, Comunidad de;Total phosphorus;Afterwards;0.0 Spain;Madrid, Comunidad de;Metals;Before;0.0 Spain;Madrid, Comunidad de;Metals;Afterwards;0.0 Spain;Murcia, Región de;Chemical oxygen demand (COD);Before;852.1 Spain;Murcia, Región de;Chemical oxygen demand (COD);Afterwards;44.6 Spain;Murcia, Región de;Biochemistry oxygen demand (DBO5);Before;473.7 Spain;Murcia, Región de;Biochemistry oxygen demand (DBO5);Afterwards;8.8 Spain;Murcia, Región de;Solids in suspension;Before;389.5 Spain;Murcia, Región de;Solids in suspension;Afterwards;10.5 Spain;Murcia, Región de;Total nitrogen;Before;75.1 Spain;Murcia, Región de;Total nitrogen;Afterwards;25.4 Spain;Murcia, Región de;Total phosphorus;Before;9.9 Spain;Murcia, Región de;Total phosphorus;Afterwards;2.6 Spain;Murcia, Región de;Metals;Before;0.8 Spain;Murcia, Región de;Metals;Afterwards;0.0 Spain;Navarra, Comunidad Foral de;Chemical oxygen demand (COD);Before;512.8 Spain;Navarra, Comunidad Foral de;Chemical oxygen demand (COD);Afterwards;42.9 Spain;Navarra, Comunidad Foral de;Biochemistry oxygen demand (DBO5);Before;409.0 Spain;Navarra, Comunidad Foral de;Biochemistry oxygen demand (DBO5);Afterwards;10.9 Spain;Navarra, Comunidad Foral de;Solids in suspension;Before;244.9 Spain;Navarra, Comunidad Foral de;Solids in suspension;Afterwards;14.5 Spain;Navarra, Comunidad Foral de;Total nitrogen;Before;36.3 Spain;Navarra, Comunidad Foral de;Total nitrogen;Afterwards;18.8 Spain;Navarra, Comunidad Foral de;Total phosphorus;Before;6.0 Spain;Navarra, Comunidad Foral de;Total phosphorus;Afterwards;3.0 Spain;Navarra, Comunidad Foral de;Metals;Before;0.0 Spain;Navarra, Comunidad Foral de;Metals;Afterwards;0.0 Spain;País Vasco;Chemical oxygen demand (COD);Before;641.0 Spain;País Vasco;Chemical oxygen demand (COD);Afterwards;65.7 Spain;País Vasco;Biochemistry oxygen demand (DBO5);Before;336.0 Spain;País Vasco;Biochemistry oxygen demand (DBO5);Afterwards;12.3 Spain;País Vasco;Solids in suspension;Before;429.4 Spain;País Vasco;Solids in suspension;Afterwards;18.4 Spain;País Vasco;Total nitrogen;Before;63.0 Spain;País Vasco;Total nitrogen;Afterwards;3.6 Spain;País Vasco;Total phosphorus;Before;2.5 Spain;País Vasco;Total phosphorus;Afterwards;1.4 Spain;País Vasco;Metals;Before;0.1 Spain;País Vasco;Metals;Afterwards;0.1 Spain;Rioja, La;Chemical oxygen demand (COD);Before;409.0 Spain;Rioja, La;Chemical oxygen demand (COD);Afterwards;21.5 Spain;Rioja, La;Biochemistry oxygen demand (DBO5);Before;217.0 Spain;Rioja, La;Biochemistry oxygen demand (DBO5);Afterwards;8.1 Spain;Rioja, La;Solids in suspension;Before;220.0 Spain;Rioja, La;Solids in suspension;Afterwards;7.7 Spain;Rioja, La;Total nitrogen;Before;42.0 Spain;Rioja, La;Total nitrogen;Afterwards;15.0 Spain;Rioja, La;Total phosphorus;Before;5.8 Spain;Rioja, La;Total phosphorus;Afterwards;1.6 Spain;Rioja, La;Metals;Before;0.0 Spain;Rioja, La;Metals;Afterwards;0.0 Ceuta y Melilla;;Chemical oxygen demand (COD);Before;290.0 Ceuta y Melilla;;Chemical oxygen demand (COD);Afterwards;45.0 Ceuta y Melilla;;Biochemistry oxygen demand (DBO5);Before;280.0 Ceuta y Melilla;;Biochemistry oxygen demand (DBO5);Afterwards;20.0 Ceuta y Melilla;;Solids in suspension;Before;300.0 Ceuta y Melilla;;Solids in suspension;Afterwards;25.0 Ceuta y Melilla;;Total nitrogen;Before;8.1 Ceuta y Melilla;;Total nitrogen;Afterwards;4.1 Ceuta y Melilla;;Total phosphorus;Before;16.3 Ceuta y Melilla;;Total phosphorus;Afterwards;10.9 Ceuta y Melilla;;Metals;Before;0.0 Ceuta y Melilla;;Metals;Afterwards;0.0