% of public schools of basic education that have no access to sewage by country
Countries reporting
17
Highest
26.6
Armenia
Lowest
0.1
Albania
Median
1
Years covered
16
2010–2025
Data points
448
What the numbers show
% of public schools of basic education that have no access to sewage is currently reported for 17 countries. The highest value is 26.6 in Armenia; the lowest is 0.1 in Albania.
The median across all reporting countries is 1, and the mean is 3.36.
The gap between the highest and lowest reporting country is a factor of about 266.
% of public schools of basic education that have no access to sewage: full country ranking
| # | Country | Latest | Year | 10-year change | Trend |
|---|---|---|---|---|---|
| 1 | Armenia | 26.6 | 2025 | down 24.4% | falling |
| 2 | Morocco | 8.2 | 2025 | down 55.4% | falling |
| 3 | Panama | 7 | 2025 | down 65.7% | falling |
| 4 | Romania | 3.6 | 2025 | down 25.0% | falling |
| 5 | Brazil | 3.3 | 2025 | down 48.4% | falling |
| 6 | Bosnia and Herzegovina | 2.3 | 2025 | down 46.5% | falling |
| 7 | Tonga | 2.1 | 2025 | down 63.2% | volatile |
| 8 | Peru | 1.1 | 2025 | down 68.6% | falling |
| 9 | Malta | 1 | 2025 | down 74.4% | falling |
| 10 | Madagascar | 0.8 | 2025 | down 46.7% | falling |
| 11 | Spain | 0.3 | 2025 | down 75.0% | falling |
| 12 | Seychelles | 0.2 | 2025 | unchanged | rising |
| 12 | Sweden | 0.2 | 2025 | down 71.4% | flat |
| 14 | Montserrat | 0.1 | 2025 | unchanged | volatile |
| 14 | Serbia | 0.1 | 2025 | down 80.0% | volatile |
| 14 | Puerto Rico | 0.1 | 2025 | — | volatile |
| 14 | Albania | 0.1 | 2025 | down 92.9% | volatile |
Regions and income groups
Aggregates are excluded from the country ranking above so that a region can never outrank a country.
- Acre 36.8
- Roraima 21.3
- Amapá 6.7
- Piauí 4.8
- Rio Grande do Norte 1
- Paraíba 0.9
- Ceará 0.5
- Rio de Janeiro 0.3
- São Paulo 0.1
- Distrito Federal 0
- Goiás 0