World wastewater treatment plant observatory · data as reported by each inventory
Wastewater treatment plants worldwide ← Back to the map
Wastewater treatment plants, sources and regulatory references by country.
Coverage: 41 countries, not a complete worldwide census. The two US inventories are alternatives, never summed. Spain links to its existing published profiles.
Find country No matching country in this inventory.
Country Records Source Regulatory context Australia 1,199 HydroWASTE Partial review Austria 634 EEA EU framework; national review pending Belgium 574 EEA EU framework; national review pending Brazil 2,820 HydroWASTE Verification pending Bulgaria 321 EEA EU framework; national review pending Canada 2,046 HydroWASTE General reference China 2,486 HydroWASTE General reference Croatia 248 EEA EU framework; national review pending Cyprus 24 EEA EU framework; national review pending Czechia 642 EEA EU framework; national review pending Denmark 321 EEA EU framework; national review pending Estonia 45 EEA EU framework; national review pending Finland 148 EEA EU framework; national review pending France 4,061 EEA EU framework; national review pending Germany 3,798 EEA EU framework; national review pending Greece 273 EEA EU framework; national review pending Hungary 857 EEA EU framework; national review pending Iceland 37 EEA General reference India 524 HydroWASTE Partial review Ireland 197 EEA EU framework; national review pending Italy 4,860 EEA EU framework; national review pending Latvia 79 EEA EU framework; national review pending Lithuania 64 EEA EU framework; national review pending Luxembourg 31 EEA EU framework; national review pending Malta 4 EEA EU framework; national review pending Mexico 2,540 HydroWASTE General reference Netherlands 315 EEA EU framework; national review pending New Zealand 317 HydroWASTE General reference Norway 377 EEA General reference Peru 184 HydroWASTE General reference Poland 1,656 EEA EU framework; national review pending Portugal 528 EEA EU framework; national review pending Romania 1,622 EEA EU framework; national review pending Slovakia 339 EEA EU framework; national review pending Slovenia 202 EEA EU framework; national review pending South Africa 964 HydroWASTE General reference Spain 2,174 EEA General reference Sweden 434 EEA EU framework; national review pending Switzerland 705 EEA Partial review United Kingdom 1,877 EEA Partial review United States 14,626 HW / 17,009 EPA EPA / HydroWASTE General reference