| # | Flag | Country | People using safely managed drinking water services (% of population)People using safely managed drinking water services (% of population) | Year |
|---|---|---|---|---|
| 1 | Kuwait | 100% | 2015 | |
| 2 | Monaco | 100% | 2015 | |
| 3 | New Zealand | 100% | 2015 | |
| 4 | Singapore | 100% | 2015 | |
| 5 | Hong Kong | 100% | 2015 | |
| 6 | Liechtenstein | 100% | 2015 | |
| 7 | San Marino | 100% | 2015 | |
| 8 | Macao | 100% | 2015 | |
| 9 | Netherlands | 99.96% | 2015 | |
| 10 | Malta | 99.94% | 2015 | |
| 11 | Cyprus | 99.6% | 2015 | |
| 12 | Israel | 99.39% | 2015 | |
| 13 | Germany | 99.22% | 2015 | |
| 14 | Gibraltar | 99.05% | 2015 | |
| 15 | United States | 99.02% | 2015 | |
| 16 | Greece | 98.9% | 2015 | |
| 17 | Republic of Ireland | 98.88% | 2015 | |
| 18 | Bahrain | 98.74% | 2015 | |
| 19 | Austria | 98.69% | 2015 | |
| 20 | Argentina | 98.53% | 2015 | |
| 21 | Belgium | 98.37% | 2015 | |
| 22 | Iceland | 98.28% | 2015 | |
| 23 | Luxembourg | 98.19% | 2015 | |
| 24 | Spain | 98.18% | 2015 | |
| 25 | Chile | 98.15% | 2015 | |
| 26 | Slovenia | 98.03% | 2015 | |
| 27 | South Korea | 98.02% | 2015 | |
| 28 | Sweden | 97.95% | 2015 | |
| 29 | Czech Republic | 97.58% | 2015 | |
| 30 | Japan | 97.19% | 2015 | |
| 31 | New Caledonia | 97.07% | 2015 | |
| 32 | Finland | 96.85% | 2015 | |
| 33 | Greenland | 96.75% | 2015 | |
| 34 | Denmark | 96.74% | 2015 | |
| 35 | Bulgaria | 96.55% | 2015 | |
| 36 | Isle Of Man | 96.26% | 2015 | |
| 37 | United Kingdom | 95.65% | 2015 | |
| 38 | Switzerland | 95.46% | 2015 | |
| 39 | Portugal | 95.11% | 2015 | |
| 40 | Norway | 95.02% | 2015 | |
| 41 | Belarus | 94.43% | 2015 | |
| 42 | Poland | 93.88% | 2015 | |
| 43 | Italy | 93.68% | 2015 | |
| 44 | Slovakia | 93.41% | 2015 | |
| 45 | France | 93.31% | 2015 | |
| 46 | Jordan | 93.29% | 2015 | |
| 47 | Tunisia | 92.74% | 2015 | |
| 48 | Ukraine | 92.16% | 2015 | |
| 49 | Malaysia | 92.15% | 2015 | |
| 50 | Lithuania | 91.69% | 2015 | |
| 51 | Iran | 91.38% | 2015 | |
| 52 | Croatia | 90.45% | 2015 | |
| 53 | Costa Rica | 89.8% | 2015 | |
| 54 | Montenegro | 89.71% | 2015 | |
| 55 | Bosnia and Herzegovina | 88.58% | 2015 | |
| 56 | Oman | 88.5% | 2015 | |
| 57 | Serbia | 88.14% | 2015 | |
| 58 | Romania | 87.78% | 2015 | |
| 59 | Turkmenistan | 86.15% | 2015 | |
| 60 | Republic of Macedonia | 83.49% | 2015 | |
| 61 | Northern Mariana Islands | 82.39% | 2015 | |
| 62 | Latvia | 81.94% | 2015 | |
| 63 | Estonia | 81.69% | 2015 | |
| 64 | Hungary | 81.54% | 2015 | |
| 65 | Russia | 75.51% | 2015 | |
| 66 | Ecuador | 74.36% | 2015 | |
| 67 | Georgia | 72.97% | 2015 | |
| 68 | Azerbaijan | 71.52% | 2015 | |
| 69 | Colombia | 71.12% | 2015 | |
| 70 | Moldova | 69.96% | 2015 | |
| 71 | Albania | 68.87% | 2015 | |
| 72 | Morocco | 68.8% | 2015 | |
| 73 | Kyrgyzstan | 66.31% | 2015 | |
| 74 | Guatemala | 60.82% | 2015 | |
| 75 | Armenia | 60.58% | 2015 | |
| 76 | Nicaragua | 58.71% | 2015 | |
| 77 | Bangladesh | 55.67% | 2015 | |
| 78 | Uzbekistan | 51.17% | 2012 | |
| 79 | Peru | 50.16% | 2015 | |
| 80 | Lebanon | 47.52% | 2015 | |
| 81 | Tajikistan | 47.4% | 2015 | |
| 82 | Ivory Coast | 45.8% | 2015 | |
| 83 | Mexico | 42.61% | 2015 | |
| 84 | Republic of the Congo | 37% | 2015 | |
| 85 | Pakistan | 35.64% | 2015 | |
| 86 | Bhutan | 34.15% | 2015 | |
| 87 | Ghana | 26.86% | 2015 | |
| 88 | Nepal | 26.75% | 2015 | |
| 89 | Cambodia | 24.1% | 2015 | |
| 90 | Nigeria | 19.4% | 2015 | |
| 91 | Ethiopia | 10.54% | 2015 | |
| 92 | Uganda | 6.44% | 2015 |