Progress on Wastewater Treatment (SDG target 6.3)
Wastewater collection and treatment help protect freshwater systems, the oceans and also human health, as detrimental pathogens, nutrients and other types of pollution are prevented from entering the environment.
- 58 % of the world’s domestic wastewater is safely treated (SDG indicator 6.3.1, 2022)
Available time series: 2015-2022
Number of countries (and areas) reporting in the last five years: 149
Proportion of world population covered by reporting in the last five years: 91%
Proportion of world land area covered by reporting in the last five years: 88%
Learn more about the indicator here
Read the latest progress report here
SDG target 6.3 is: ‘By 2030, improve water quality by reducing pollution, eliminating dumping and minimizing release of hazardous chemicals and materials, halving the proportion of untreated wastewater and substantially increasing recycling and safe reuse globally’.
To track progress towards the target, SDG indicator 6.3.1 monitors the proportion of total, industrial and domestic wastewater flows safely treated in compliance with national or local standards.
Global status of indicator 6.3.1 Proportion of wastewater flow (safely) treated > Domestic (2020-2022)
Proportion of wastewater safely treated (%)
Progress over time of indicator 6.3.1 Proportion of wastewater flow (safely) treated > Domestic
Status in different countries (or areas) on indicator 6.3.1 Proportion of wastewater flow (safely) treated > Domestic (2020-2022)
- Australia and New Zealand
- Eastern and South-Eastern Asia
- Central and Southern Asia
- Latin America and the Caribbean
- Europe and Northern America
- Sub-Saharan Africa
- Oceania (excluding Australia and New Zealand)
- Northern Africa and Western Asia
Status in different SDG regions of indicator 6.3.1 Proportion of wastewater flow (safely) treated > Domestic (2022)
Status of different components of indicator 6.3.1 Proportion of wastewater flow (safely) treated
Country (or area), regional and world data for the latest year of reporting: 2015 - 2022
| Country (or area), region, world | Year | 6.3.1 Proportion of wastewater flow (safely) treated | |||||
|---|---|---|---|---|---|---|---|
| Total | Domestic | Industrial | |||||
| Albania | 2015-2022 | 10.95 | 19.47 | ||||
| Algeria | 2022 | 76.19 | |||||
| American Samoa | 2022 | 77.5 | |||||
| Andorra | 2015-2022 | 100 | 100 | ||||
| Argentina | 2022 | 36.49 | |||||
| Armenia | 2015-2022 | 7.47 | 0.56 | ||||
| Australia | 2022 | 95.82 | |||||
| Australia and New Zealand | 2022 | 92.22 | |||||
| Austria | 2022 | 98.21 | |||||
| Azerbaijan | 2015-2022 | 49.58 | 41.34 | ||||
| Bahrain | 2015-2022 | 98.73 | 93.27 | 79.31 | |||
| Bangladesh | 2015-2022 | 6.4 | 17.52 | ||||
| Belarus | 2015-2022 | 65.82 | 80.31 | ||||
| Belgium | 2015-2022 | 100 | 85.07 | 100 | |||
| Benin | 2022 | 1.41 | |||||
| Bermuda | 2022 | 1.5 | |||||
| Bhutan | 2022 | 39.61 | |||||
| Bolivia (Plurinational State of) | 2020 | 58.29 | |||||
| Bosnia and Herzegovina | 2015-2022 | 54.36 | 65.31 | 100 | |||
| Brazil | 2015-2022 | 9.35 | 43.41 | ||||
| Bulgaria | 2015-2022 | 100 | 72.09 | 53.82 | |||
| Burkina Faso | 2022 | 2.78 | |||||
| Cambodia | 2022 | 46.79 | |||||
| Canada | 2022 | 68.89 | |||||
| Central African Republic | 2020 | 0.57 | |||||
| Central and Southern Asia | 2022 | 23.99 | |||||
| Chad | 2022 | 2.32 | |||||
| Channel Islands | 2022 | 93.53 | |||||
| Chile | 2022 | 89.1 | |||||
| China | 2022 | 61.67 | |||||
| China, Hong Kong Special Administrative Region | 2015-2022 | 91.12 | 47.18 | ||||
| China, Macao Special Administrative Region | 2022 | 65.31 | |||||
| Colombia | 2015-2022 | 7.97 | 18.77 | ||||
| Costa Rica | 2015-2022 | 83.34 | 25.43 | ||||
| Croatia | 2015-2022 | 63.62 | 33.97 | 24.74 | |||
| Cuba | 2022 | 34.04 | |||||
| Cyprus | 2022 | 72.63 | |||||
| Czechia | 2015-2022 | 85.68 | 91.29 | 35.8 | |||
| Côte d'Ivoire | 2022 | 16.81 | |||||
| Democratic Republic of the Congo | 2022 | 15.53 | |||||
| Denmark | 2022 | 98.79 | |||||
| Djibouti | 2022 | 11.14 | |||||
| Dominican Republic | 2022 | 39.56 | |||||
| Eastern and South-Eastern Asia | 2022 | 62.63 | |||||
| Ecuador | 2015-2020 | 100 | 31.11 | ||||
| Egypt | 2015-2022 | 32.12 | 73.84 | ||||
| El Salvador | 2020 | 12.95 | |||||
| Estonia | 2022 | 92.28 | |||||
| Eswatini | 2022 | 17.47 | |||||
| Ethiopia | 2022 | 3.04 | |||||
| Europe and Northern America | 2022 | 86.48 | |||||
| Faroe Islands | 2020 | 0 | |||||
| Fiji | 2022 | 39.79 | |||||
| Finland | 2022 | 89.74 | |||||
| France | 2022 | 87.94 | |||||
| French Guiana | 2022 | 71.78 | |||||
| Gambia | 2022 | 10.55 | |||||
| Georgia | 2022 | 48.76 | |||||
| Germany | 2022 | 98.96 | |||||
| Ghana | 2022 | 11.82 | |||||
| Gibraltar | 2020 | 100 | |||||
| Greece | 2022 | 89.68 | |||||
| Greenland | 2022 | 0 | |||||
| Guinea-Bissau | 2022 | 19.12 | |||||
| Guyana | 2022 | 32.48 | |||||
| Hungary | 2015-2022 | 100 | 82.05 | ||||
| Iceland | 2022 | 3.05 | |||||
| India | 2022 | 20.71 | |||||
| Iran (Islamic Republic of) | 2015-2022 | 35.16 | 25.23 | ||||
| Iraq | 2015-2022 | 71.8 | 41.96 | ||||
| Ireland | 2022 | 51.73 | |||||
| Isle of Man | 2022 | 84.91 | |||||
| Israel | 2022 | 97.35 | |||||
| Italy | 2022 | 70.22 | |||||
| Japan | 2022 | 91.67 | |||||
| Jordan | 2015-2022 | 89.26 | 76.83 | ||||
| Kazakhstan | 2015-2022 | 11.26 | 36.34 | 0.32 | |||
| Kenya | 2022 | 11.36 | |||||
| Kiribati | 2022 | 33.23 | |||||
| Kuwait | 2022 | 100 | |||||
| Kyrgyzstan | 2022 | 19.01 | |||||
| Lao People's Democratic Republic | 2022 | 10.25 | |||||
| Latin America and the Caribbean | 2022 | 45.92 | |||||
| Latvia | 2015-2022 | 64.83 | 87.42 | 50.37 | |||
| Libya | 2022 | 14.41 | |||||
| Liechtenstein | 2020 | 98.12 | |||||
| Lithuania | 2015-2022 | 59.35 | 96.75 | 23.59 | |||
| Luxembourg | 2022 | 98.63 | |||||
| Madagascar | 2022 | 10.79 | |||||
| Malawi | 2022 | 6.33 | |||||
| Malaysia | 2022 | 89.32 | |||||
| Mali | 2022 | 6.12 | |||||
| Malta | 2022 | 1.08 | |||||
| Mauritius | 2022 | 19.06 | |||||
| Mexico | 2015-2022 | 45 | 64.35 | 33.28 | |||
| Monaco | 2015-2022 | 100 | 96.77 | ||||
| Mongolia | 2015-2022 | 100 | 26.14 | ||||
| Montenegro | 2022 | 55.28 | |||||
| Morocco | 2015-2022 | 40.14 | 44.63 | ||||
| Myanmar | 2022 | 15.12 | |||||
| Nepal | 2022 | 38.6 | |||||
| Netherlands | 2022 | 99.79 | |||||
| New Zealand | 2022 | 84.48 | |||||
| Nicaragua | 2022 | 31.8 | |||||
| Niger | 2022 | 8.63 | |||||
| Nigeria | 2022 | 41.3 | |||||
| North Macedonia | 2022 | 4.86 | |||||
| Northern Africa and Western Asia | 2022 | 63.77 | |||||
| Norway | 2022 | 75.81 | |||||
| Oceania (excluding Australia and New Zealand) | 2022 | 14.85 | |||||
| Pakistan | 2022 | 38.11 | |||||
| Panama | 2015 | 53.4 | |||||
| Papua New Guinea | 2022 | 5.06 | |||||
| Paraguay | 2022 | 25.15 | |||||
| Peru | 2015-2022 | 76.14 | 48.65 | ||||
| Philippines | 2022 | 66.59 | |||||
| Poland | 2015-2022 | 36.22 | 77.38 | 71.09 | |||
| Portugal | 2022 | 87.51 | |||||
| Puerto Rico | 2022 | 32.51 | |||||
| Qatar | 2022 | 99.95 | |||||
| Republic of Korea | 2022 | 99.05 | |||||
| Republic of Moldova | 2015-2022 | 16.62 | 46.16 | ||||
| Romania | 2015-2022 | 62.46 | 30.09 | 30.8 | |||
| Russian Federation | 2022 | 14.74 | |||||
| Réunion | 2022 | 74.49 | |||||
| Samoa | 2022 | 42.86 | |||||
| San Marino | 2022 | 90.19 | |||||
| Saudi Arabia | 2015-2022 | 60.05 | 85.19 | ||||
| Senegal | 2015-2022 | 63.9 | 7.8 | ||||
| Serbia | 2022 | 36.48 | |||||
| Sierra Leone | 2022 | 15.33 | |||||
| Singapore | 2022 | 100 | |||||
| Slovakia | 2015-2022 | 100 | 81.97 | 100 | |||
| Slovenia | 2022 | 65.22 | |||||
| South Africa | 2022 | 41.29 | |||||
| Spain | 2015-2022 | 100 | 79.9 | ||||
| State of Palestine | 2020 | 96.73 | |||||
| Sub-Saharan Africa | 2022 | 20.08 | |||||
| Suriname | 2022 | 23.83 | |||||
| Sweden | 2022 | 96.98 | |||||
| Switzerland | 2022 | 99.29 | |||||
| Thailand | 2015-2022 | 8.54 | 24.61 | ||||
| Togo | 2022 | 14.96 | |||||
| Tonga | 2022 | 30.4 | |||||
| Tunisia | 2022 | 72.9 | |||||
| Turks and Caicos Islands | 2022 | 30.61 | |||||
| Tuvalu | 2022 | 42.63 | |||||
| Türkiye | 2015-2022 | 81.2 | 64.68 | ||||
| Uganda | 2022 | 3.68 | |||||
| Ukraine | 2022 | 50.23 | |||||
| United Arab Emirates | 2022 | 94.96 | |||||
| United Kingdom of Great Britain and Northern Ireland | 2022 | 97.45 | |||||
| United Republic of Tanzania | 2015-2022 | 22.7 | 7.67 | ||||
| United States of America | 2022 | 97.85 | |||||
| Uzbekistan | 2020 | 32.27 | |||||
| Viet Nam | 2022 | 39.92 | |||||
| World | 2022 | 57.79 | |||||
| Yemen | 2022 | 28.11 | |||||
| Zimbabwe | 2015-2022 | 61.23 | 54.78 | ||||