environmental2024
Share of the population not using improved drinking water sources
Latest available country observation from Our World in Data, based on the chart's cited sources. The series currently runs through 2024; countries can have different observation years.
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Key Insights
Global Average
5.1%
Median: 1.2%
Countries Covered
231
with available data
Highest
Democratic Republic of the Congo
40.2%
Lowest
Brunei Darussalam
0.0%
Top 5 Countries
1Democratic Republic of the Congo40.2%
2Madagascar39.6%
3Papua New Guinea39.4%
4Central African Republic36.7%
5Chad35.2%
By Region
Africa10.4%(9 countries)
Other6.5%(151 countries)
Asia2.1%(26 countries)
North America1.8%(4 countries)
South America1.8%(7 countries)
Country Rankings
Top 10 Countries
Bottom 10 Countries
Data Analysis
Value Distribution
How countries are distributed across the value range
Low (0.0%)High (40.2%)
Regional Comparison
Average values by world region (Global avg: 5.1%)
Africa (9)
Other (151)
Asia (26)
North America (4)
South America (7)
Europe (32)
Oceania (2)
Percentile Profile
The curve shows how values change from the lowest to the highest country. Steep sections reveal inequality or outliers.
0th percentile · lowest100th percentile · highest
About This Statistic
Latest available country observation from Our World in Data, based on the chart's cited sources. The series currently runs through 2024; countries can have different observation years. Source: Our World in Data.
Methodology
Country values are taken from the latest observation available in the linked source series.
Full Data
| Rank ↑ | Country ↕ | Value ↕ |
|---|---|---|
| 1 | Democratic Republic of the Congo | 40.2% |
| 2 | Madagascar | 39.6% |
| 3 | Papua New Guinea | 39.4% |
| 4 | Central African Republic | 36.7% |
| 5 | Chad | 35.2% |
| 6 | Equatorial Guinea | 32.4% |
| 7 | Eritrea | 30.6% |
| 8 | Niger | 29.8% |
| 9 | Kenya | 25.6% |
| 10 | Mozambique | 24.7% |
| 11 | Sierra Leone | 24.4% |
| 12 | Guinea-Bissau | 23.3% |
| 13 | Benin | 23.0% |
| 14 | United Republic of Tanzania | 22.6% |
| 15 | South Sudan | 22.4% |
| 16 | Solomon Islands | 22.2% |
| 17 | Angola | 20.9% |
| 18 | Zambia | 19.5% |
| 19 | Zimbabwe | 18.5% |
| 20 | Burkina Faso | 18.2% |
| 21 | Togo | 17.7% |
| 22 | Somalia | 17.1% |
| 23 | Ethiopia | 16.7% |
| 24 | Kiribati | 16.4% |
| 25 | Republic of the Congo | 16.2% |
| 26 | Rwanda | 15.8% |
| 27 | Cote d'Ivoire | 15.8% |
| 28 | Haiti | 15.6% |
| 29 | Afghanistan | 15.2% |
| 30 | Uganda | 13.9% |
| 31 | Nigeria | 13.8% |
| 32 | Guinea | 13.8% |
| 33 | Cameroon | 13.7% |
| 34 | Burundi | 13.7% |
| 35 | Myanmar | 13.6% |
| 36 | Eswatini | 13.5% |
| 37 | Lesotho | 12.6% |
| 38 | Liberia | 12.5% |
| 39 | Mauritania | 10.4% |
| 40 | Micronesia, Federated States of | 10.1% |
| 41 | Poland | 9.9% |
| 42 | Vanuatu | 9.8% |
| 43 | Senegal | 9.2% |
| 44 | Yemen | 9.1% |
| 45 | Mali | 8.9% |
| 46 | Sri Lanka | 8.5% |
| 47 | Mongolia | 8.4% |
| 48 | Timor-Leste | 8.1% |
| 49 | Tajikistan | 8.0% |
| 50 | Cambodia | 7.9% |
| 51 | Republic of The Gambia | 7.0% |
| 52 | Namibia | 6.5% |
| 53 | Bolivia | 6.5% |
| 54 | Sudan | 6.3% |
| 55 | Venezuela | 6.2% |
| 56 | Malawi | 5.8% |
| 57 | Moldova, Republic of | 5.7% |
| 58 | Gabon | 5.6% |
| 59 | Ghana | 5.6% |
| 60 | North Korea | 5.4% |
| 61 | Guatemala | 5.2% |
| 62 | French Guiana | 5.2% |
| 63 | Pakistan | 4.9% |
| 64 | Djibouti | 4.7% |
| 65 | Falkland Islands (Malvinas) | 4.7% |
| 66 | Indonesia | 4.7% |
| 67 | Cayman Islands | 4.5% |
| 68 | Lao People's Democratic Republic | 4.1% |
| 69 | Ecuador | 4.0% |
| 70 | Comoros | 4.0% |
| 71 | Belize | 4.0% |
| 72 | Botswana | 4.0% |
| 73 | Morocco | 3.9% |
| 74 | Peru | 3.8% |
| 75 | Fiji | 3.7% |
| 76 | People's Republic of China | 3.7% |
| 77 | Mayotte | 3.6% |
| 78 | Aruba | 3.3% |
| 79 | Honduras | 3.2% |
| 80 | Grenada | 3.2% |
| 81 | Albania | 3.0% |
| 82 | Dominica | 3.0% |
| 83 | Nepal | 2.9% |
| 84 | Ireland | 2.9% |
| 85 | Panama | 2.9% |
| 86 | Algeria | 2.9% |
| 87 | Kyrgyzstan | 2.8% |
| 88 | Colombia | 2.7% |
| 89 | Anguilla | 2.5% |
| 90 | Russian Federation | 2.5% |
| 91 | South Africa | 2.4% |
| 92 | Seychelles | 2.3% |
| 93 | Saint Vincent and the Grenadines | 2.3% |
| 94 | Cuba | 2.2% |
| 95 | Dominican Republic | 2.1% |
| 96 | Cape Verde | 2.0% |
| 97 | Jersey | 1.9% |
| 98 | Jamaica | 1.9% |
| 99 | Montserrat | 1.9% |
| 100 | Egypt | 1.9% |
| 101 | India | 1.9% |
| 102 | Guyana | 1.9% |
| 103 | Niue | 1.9% |
| 104 | Saint Pierre and Miquelon | 1.8% |
| 105 | Canada | 1.7% |
| 106 | Malaysia | 1.7% |
| 107 | Georgia | 1.7% |
| 108 | Nauru | 1.6% |
| 109 | Sao Tome and Principe | 1.6% |
| 110 | Saint Kitts and Nevis | 1.4% |
| 111 | Tunisia | 1.4% |
| 112 | Philippines | 1.3% |
| 113 | Uzbekistan | 1.3% |
| 114 | Vietnam | 1.2% |
| 115 | Marshall Islands | 1.2% |
| 116 | Azerbaijan | 1.2% |
| 117 | Antigua and Barbuda | 1.1% |
| 118 | Bahamas | 1.1% |
| 119 | Türkiye | 1.0% |
| 120 | Argentina | 1.0% |
| 121 | Suriname | 0.9% |
| 122 | El Salvador | 0.9% |
| 123 | Chile | 0.9% |
| 124 | Tuvalu | 0.9% |
| 125 | Ukraine | 0.8% |
| 126 | Japan | 0.8% |
| 127 | Bulgaria | 0.8% |
| 128 | Serbia | 0.7% |
| 129 | Iraq | 0.7% |
| 130 | Wallis and Futuna | 0.7% |
| 131 | Portugal | 0.7% |
| 132 | Saint Helena | 0.7% |
| 133 | Sint Maarten (Dutch part) | 0.7% |
| 134 | Jordan | 0.6% |
| 135 | Barbados | 0.6% |
| 136 | Samoa | 0.6% |
| 137 | Latvia | 0.5% |
| 138 | Virgin Islands, U.S. | 0.5% |
| 139 | Trinidad and Tobago | 0.5% |
| 140 | Bangladesh | 0.5% |
| 141 | Guam | 0.5% |
| 142 | Palau | 0.5% |
| 143 | New Caledonia | 0.5% |
| 144 | Mexico | 0.5% |
| 145 | Slovenia | 0.4% |
| 146 | Cook Islands | 0.4% |
| 147 | Martinique | 0.4% |
| 148 | Saudi Arabia | 0.3% |
| 149 | Cyprus | 0.3% |
| 150 | Islamic Republic of Iran | 0.3% |
| 151 | Sweden | 0.2% |
| 152 | Oman | 0.2% |
| 153 | The Republic of North Macedonia | 0.2% |
| 154 | Turks and Caicos Islands | 0.2% |
| 155 | Maldives | 0.2% |
| 156 | Kazakhstan | 0.2% |
| 157 | Montenegro | 0.2% |
| 158 | Libya | 0.2% |
| 159 | Tonga | 0.2% |
| 160 | Virgin Islands, British | 0.1% |
| 161 | Reunion | 0.1% |
| 162 | Belarus | 0.1% |
| 163 | Croatia | 0.1% |
| 164 | Syrian Arab Republic | 0.1% |
| 165 | Italy | 0.1% |
| 166 | Lithuania | 0.1% |
| 167 | Bahrain | 0.1% |
| 168 | Turkmenistan | 0.1% |
| 169 | Saint Martin (French part) | 0.1% |
| 170 | Czech Republic | 0.1% |
| 171 | Spain | 0.1% |
| 172 | Guadeloupe | 0.1% |
| 173 | Mauritius | 0.1% |
| 174 | Bhutan | 0.1% |
| 175 | Armenia | 0.1% |
| 176 | Saint Lucia | 0.1% |
| 177 | Bosnia and Herzegovina | 0.0% |
| 178 | Australia | 0.0% |
| 179 | United States of America | 0.0% |
| 180 | Qatar | 0.0% |
| 181 | San Marino | 0.0% |
| 182 | Costa Rica | 0.0% |
| 183 | Denmark | 0.0% |
| 184 | Estonia | 0.0% |
| 185 | Faroe Islands | 0.0% |
| 186 | Finland | 0.0% |
| 187 | France | 0.0% |
| 188 | French Polynesia | 0.0% |
| 189 | State of Palestine | 0.0% |
| 190 | Germany | 0.0% |
| 191 | Gibraltar | 0.0% |
| 192 | Greece | 0.0% |
| 193 | Greenland | 0.0% |
| 194 | Hong Kong | 0.0% |
| 195 | Hungary | 0.0% |
| 196 | Iceland | 0.0% |
| 197 | Israel | 0.0% |
| 198 | South Korea | 0.0% |
| 199 | Kuwait | 0.0% |
| 200 | Lebanon | 0.0% |
| 201 | Liechtenstein | 0.0% |
| 202 | Luxembourg | 0.0% |
| 203 | Macao | 0.0% |
| 204 | Malta | 0.0% |
| 205 | Monaco | 0.0% |
| 206 | Netherlands | 0.0% |
| 207 | Curaçao | 0.0% |
| 208 | Bonaire, Sint Eustatius and Saba | 0.0% |
| 209 | New Zealand | 0.0% |
| 210 | Norway | 0.0% |
| 211 | Northern Mariana Islands | 0.0% |
| 212 | Paraguay | 0.0% |
| 213 | Puerto Rico | 0.0% |
| 214 | Romania | 0.0% |
| 215 | Saint Barthélemy | 0.0% |
| 216 | Singapore | 0.0% |
| 217 | Slovakia | 0.0% |
| 218 | Switzerland | 0.0% |
| 219 | Thailand | 0.0% |
| 220 | Tokelau | 0.0% |
| 221 | United Arab Emirates | 0.0% |
| 222 | United Kingdom | 0.0% |
| 223 | Isle of Man | 0.0% |
| 224 | Uruguay | 0.0% |
| 225 | American Samoa | 0.0% |
| 226 | Andorra | 0.0% |
| 227 | Austria | 0.0% |
| 228 | Belgium | 0.0% |
| 229 | Bermuda | 0.0% |
| 230 | Brazil | 0.0% |
| 231 | Brunei Darussalam | 0.0% |
Showing 231 of 231 countries
Topics
Data Source
This data comes from Our World in Data (2024).
View Original Source