Mapped: Where Safe Drinking Water Is Still Out of Reach

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Mapped: Where Safe Drinking Water Is Still Out of Reach

This was originally posted on our Voronoi app. Download the app for free on iOS or Android and discover incredible data-driven charts from a variety of trusted sources.

Key Takeaways:

  • More than 2 billion people still lack access to safely managed drinking water services.
  • Access exceeds 99% across much of Europe, North America, and Australia, but remains below 20% in several low-income countries.
  • The UN defines safe drinking water as water that is available on premises, free from contamination, and accessible when needed.

Access to safe drinking water has improved dramatically over the past few decades, yet more than 2 billion people still lack safely managed drinking water services at home.

The gap between countries remains enormous, with access approaching universal levels in many wealthy economies while millions elsewhere continue to rely on unsafe or unreliable sources.

This map by Julie R. Peasley uses data from UN Water and Our World in Data to show the share of each country’s population with access to safely managed drinking water services, highlighting where clean water infrastructure is well established and where major challenges remain.

Which Countries Have the Safest Drinking Water?

The table below shows access to safely managed drinking water services around the world.

Country Share of the population
using safe drinking water
Category
🇦🇫 Afghanistan 31 Safely managed service
🇦🇱 Albania 71 Safely managed service
🇩🇿 Algeria 69 Safely managed service
🇦🇩 Andorra 91 Safely managed service
🇦🇴 Angola 68 Basic service only
🇦🇬 Antigua and Barbuda 99 Basic service only
🇦🇷 Argentina 100 Urban only basic service
🇦🇲 Armenia 82 Safely managed service
🇦🇺 Australia 100 Urban only safely managed service
🇦🇹 Austria 99 Safely managed service
🇦🇿 Azerbaijan 58 Safely managed service
🇧🇭 Bahrain 99 Safely managed service
🇧🇩 Bangladesh 59 Safely managed service
🇧🇧 Barbados 99 Basic service only
🇧🇾 Belarus 93 Safely managed service
🇧🇪 Belgium 100 Safely managed service
🇧🇿 Belize 95 Basic service only
🇧🇯 Benin 18 Safely managed service
🇧🇹 Bhutan 66 Safely managed service
🇧🇴 Bolivia 93 Basic service only
🇧🇦 Bosnia and Herzegovina 86 Safely managed service
🇧🇼 Botswana 63 Safely managed service
🇧🇷 Brazil 89 Safely managed service
🇧🇳 Brunei 100 Basic service only
🇧🇬 Bulgaria 96 Safely managed service
🇧🇫 Burkina Faso 50 Basic service only
🇧🇮 Burundi 66 Basic service only
🇰🇭 Cambodia 30 Safely managed service
🇨🇲 Cameroon 71 Basic service only
🇨🇦 Canada 97 Safely managed service
🇨🇫 Central African Republic 6 Safely managed service
🇹🇩 Chad 6 Safely managed service
🇨🇱 Chile 98 Safely managed service
🇨🇳 China 96 Urban only safely managed service
🇨🇴 Colombia 74 Safely managed service
🇨🇬 Congo 46 Safely managed service
🇨🇷 Costa Rica 81 Safely managed service
🇨🇮 Cote d’Ivoire 36 Safely managed service
🇭🇷 Croatia 87 Safely managed service
🇨🇺 Cuba 95 Basic service only
🇨🇾 Cyprus 100 Safely managed service
🇨🇿 Czechia 98 Safely managed service
🇨🇩 Democratic Republic of Congo 12 Safely managed service
🇩🇰 Denmark 100 Safely managed service
🇩🇯 Djibouti 80 Basic service only
🇩🇴 Dominican Republic 45 Safely managed service
🇪🇨 Ecuador 70 Safely managed service
🇪🇬 Egypt 79 Safely managed service
🇸🇻 El Salvador 76 Urban only safely managed service
🇪🇪 Estonia 99 Safely managed service
🇸🇿 Eswatini 38 Safely managed service
🇪🇹 Ethiopia 14 Safely managed service
🇫🇯 Fiji 42 Safely managed service
🇫🇮 Finland 100 Safely managed service
🇫🇷 France 100 Safely managed service
🇬🇫 French Guiana 92 Safely managed service
🇬🇦 Gabon 89 Basic service only
🇬🇲 Gambia 48 Safely managed service
🇬🇪 Georgia 71 Safely managed service
🇩🇪 Germany 100 Safely managed service
🇬🇭 Ghana 43 Safely managed service
🇬🇷 Greece 97 Safely managed service
🇬🇱 Greenland 100 Basic service only
🇬🇹 Guatemala 49 Safely managed service
🇬🇳 Guinea 74 Basic service only
🇬🇼 Guinea-Bissau 24 Safely managed service
🇬🇾 Guyana 67 Safely managed service
🇭🇹 Haiti 73 Basic service only
🇭🇳 Honduras 66 Safely managed service
🇭🇺 Hungary 100 Safely managed service
🇮🇸 Iceland 100 Safely managed service
🇮🇳 India 76 Safely managed service
🇮🇩 Indonesia 30 Safely managed service
🇮🇷 Iran 94 Safely managed service
🇮🇶 Iraq 60 Safely managed service
🇮🇪 Ireland 96 Safely managed service
🇮🇱 Israel 99 Safely managed service
🇮🇹 Italy 97 Safely managed service
🇯🇲 Jamaica 88 Basic service only
🇯🇵 Japan 99 Safely managed service
🇯🇴 Jordan 89 Safely managed service
🇰🇿 Kazakhstan 92 Safely managed service
🇰🇪 Kenya 66 Basic service only
🇰🇮 Kiribati 15 Safely managed service
🇰🇼 Kuwait 100 Safely managed service
🇰🇬 Kyrgyzstan 74 Safely managed service
🇱🇦 Laos 35 Safely managed service
🇱🇻 Latvia 97 Safely managed service
🇱🇧 Lebanon 48 Safely managed service
🇱🇸 Lesotho 31 Safely managed service
🇱🇷 Liberia 79 Basic service only
🇱🇾 Libya 96 Basic service only
🇱🇮 Liechtenstein 100 Safely managed service
🇱🇹 Lithuania 97 Safely managed service
🇱🇺 Luxembourg 100 Safely managed service
🇲🇬 Madagascar 22 Safely managed service
🇲🇼 Malawi 18 Safely managed service
🇲🇾 Malaysia 95 Safely managed service
🇲🇻 Maldives 100 Basic service only
🇲🇱 Mali 86 Basic service only
🇲🇹 Malta 100 Safely managed service
🇲🇭 Marshall Islands 87 Basic service only
🇲🇷 Mauritania 77 Basic service only
🇲🇺 Mauritius 100 Basic service only
🇲🇽 Mexico 43 Safely managed service
🇲🇩 Moldova 76 Safely managed service
🇲🇨 Monaco 100 Safely managed service
🇲🇳 Mongolia 43 Safely managed service
🇲🇪 Montenegro 86 Safely managed service
🇲🇦 Morocco 80 Safely managed service
🇲🇿 Mozambique 28 Safely managed service
🇲🇲 Myanmar 60 Safely managed service
🇳🇦 Namibia 87 Basic service only
🇳🇷 Nauru 19 Safely managed service
🇳🇵 Nepal 16 Safely managed service
🇳🇱 Netherlands 100 Safely managed service
🇳🇨 New Caledonia 97 Safely managed service
🇳🇿 New Zealand 100 Safely managed service
🇳🇮 Nicaragua 56 Safely managed service
🇳🇪 Niger 53 Basic service only
🇳🇬 Nigeria 30 Safely managed service
🇰🇵 North Korea 67 Safely managed service
🇲🇰 North Macedonia 81 Safely managed service
🇳🇴 Norway 99 Safely managed service
🇴🇲 Oman 91 Safely managed service
🇵🇰 Pakistan 45 Safely managed service
🇵🇼 Palau 91 Safely managed service
🇵🇸 Palestine 81 Safely managed service
🇵🇦 Panama 95 Basic service only
🇵🇬 Papua New Guinea 53 Basic service only
🇵🇾 Paraguay 64 Safely managed service
🇵🇪 Peru 49 Safely managed service
🇵🇭 Philippines 48 Safely managed service
🇵🇱 Poland 89 Safely managed service
🇵🇹 Portugal 95 Safely managed service
🇵🇷 Puerto Rico 99 Safely managed service
🇶🇦 Qatar 95 Safely managed service
🇷🇴 Romania 82 Safely managed service
🇷🇺 Russia 76 Safely managed service
🇷🇼 Rwanda 53 Urban only safely managed service
🇱🇨 Saint Lucia 98 Basic service only
🇼🇸 Samoa 63 Safely managed service
🇸🇲 San Marino 100 Safely managed service
🇸🇹 Sao Tome and Principe 37 Safely managed service
🇸🇦 Saudi Arabia 99 Basic service only
🇸🇳 Senegal 27 Safely managed service
🇷🇸 Serbia 75 Safely managed service
🇸🇨 Seychelles 65 Safely managed service
🇸🇱 Sierra Leone 11 Safely managed service
🇸🇬 Singapore 100 Safely managed service
🇸🇰 Slovakia 100 Safely managed service
🇸🇮 Slovenia 100 Safely managed service
🇸🇧 Solomon Islands 72 Basic service only
🇸🇴 Somalia 75 Basic service only
🇿🇦 South Africa 68 Safely managed service
🇰🇷 South Korea 99 Safely managed service
🇸🇸 South Sudan 40 Basic service only
🇪🇸 Spain 99 Safely managed service
🇱🇰 Sri Lanka 47 Safely managed service
🇸🇷 Suriname 56 Safely managed service
🇸🇪 Sweden 100 Safely managed service
🇨🇭 Switzerland 97 Safely managed service
🇸🇾 Syria 94 Basic service only
🇹🇯 Tajikistan 65 Safely managed service
🇹🇿 Tanzania 31 Safely managed service
🇹🇭 Thailand 100 Basic service only
🇹🇬 Togo 21 Safely managed service
🇹🇴 Tonga 30 Safely managed service
🇹🇹 Trinidad and Tobago 69 Safely managed service
🇹🇳 Tunisia 65 Safely managed service
🇹🇷 Türkiye 96 Basic service only
🇹🇲 Turkmenistan 95 Safely managed service
🇹🇻 Tuvalu 9 Safely managed service
🇺🇬 Uganda 18 Safely managed service
🇺🇦 Ukraine 88 Safely managed service
🇦🇪 United Arab Emirates 99 Safely managed service
🇬🇧 United Kingdom 100 Safely managed service
🇺🇸 United States 98 Safely managed service
🇺🇾 Uruguay 91 Safely managed service
🇺🇿 Uzbekistan 82 Safely managed service
🇻🇺 Vanuatu 19 Safely managed service
🇻🇪 Venezuela 93 Basic service only
🇻🇳 Vietnam 59 Safely managed service
🇾🇪 Yemen 75 Basic service only
🇿🇲 Zambia 50 Urban only safely managed service
🇿🇼 Zimbabwe 25 Safely managed service

The global divide is striking. Countries including Australia, Belgium, Finland, and the U.K. report access rates close to or at 100%, while countries such as Chad, the Central African Republic, and Benin remain below 20%. These differences reflect decades of investment in water infrastructure, treatment systems, and public utilities.

Countries with the highest levels of access generally benefit from extensive water treatment systems and reliable utilities. Meanwhile, lower-income countries often face challenges related to funding, rapid population growth, and climate pressures.

What Counts as Safe Drinking Water?

The United Nations tracks progress through a metric known as “safely managed drinking water services.” This goes beyond simply having a water source nearby.

To qualify, drinking water must come from an improved source, be located on premises, be available when needed, and be free from contamination. These standards are part of Sustainable Development Goal 6, which aims to ensure clean water and sanitation for all.

Safe drinking water is closely tied to public health, education, and economic productivity. Reliable water systems reduce exposure to waterborne diseases, improve school attendance, and support broader economic development.

Why Do Some Countries Lag Behind?

In many regions, communities may rely on water sources that are vulnerable to contamination from sewage, industrial waste, or agricultural runoff. Rural populations can face additional challenges when extending water networks becomes prohibitively expensive.

Climate change is also increasing pressure on water systems, while growing populations are placing additional demand on already-stressed supplies. Differences in consumption patterns can also influence water management challenges, particularly in countries with high levels of water use per person.

Despite these obstacles, global progress has been significant. However, recent estimates from WHO and UNICEF indicate that roughly one-quarter of the world’s population still lacks access to safe drinking water services at home, underscoring the scale of the challenge that remains.

The Road to Universal Access

Expanding safe drinking water access requires long-term investments in water treatment, distribution networks, sanitation, and maintenance. International organizations, governments, and development agencies continue to support projects aimed at improving water security and reducing waterborne disease.

While access rates have improved dramatically over the past several decades, achieving universal safe drinking water remains one of the world’s most important development goals.

Learn More on the Voronoi App

Water shortages can also contribute to political instability and conflict. Check out Water Conflicts Have Risen 13x Since 2010 to see how disputes over water resources have escalated around the world in recent years.

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