Ranking Countries

Top 10 · environment

Top 10 countries with the cleanest air (PM2.5)

Population-weighted exposure to fine particles (PM2.5). World Bank (satellite-derived) data, latest year 2023, covering 192 countries.

The top 10

1st of 192 · 2023

Micronesia3.5 µg/m³

  1. 2ndKiribati3.9 µg/m³
  2. 3rdMarshall Islands4.1 µg/m³
  3. 4thFinland4.6 µg/m³
  4. 5thSamoa4.6 µg/m³
  5. 6thTonga4.7 µg/m³
  6. 7thNauru4.8 µg/m³
  7. 8thIceland4.9 µg/m³
  8. 9thPalau4.9 µg/m³
  9. 10thTuvalu5.2 µg/m³

See all 192 countries ranked on air pollution (PM2.5)

The other end · bottom 5 of 192

  1. 188thNiger65.2 µg/m³
  2. 189thNigeria65.7 µg/m³
  3. 190thBangladesh69.3 µg/m³
  4. 191stSaudi Arabia73.5 µg/m³
  5. 192ndQatar107.8 µg/m³

Where the big countries land

Common questions

Questions people ask about air pollution (PM2.5)

Which country has the cleanest air (PM2.5)?

Micronesia ranks 1st of 192 countries at 3.5 µg/m³ (2023 data). Source: World Bank (satellite-derived).

Which countries are in the top 10 for air pollution (PM2.5)?

The top 10 are Micronesia, Kiribati, Marshall Islands, Finland, Samoa, Tonga, Nauru, Iceland, Palau and Tuvalu — computed from World Bank (satellite-derived) data, latest year 2023.

Where does the United States rank in air pollution (PM2.5)?

The United States ranks 19th of 192 countries at 7 µg/m³ (2023 data). Source: World Bank (satellite-derived).

What is the median air pollution (PM2.5) worldwide?

Across the 192 countries covered, the median is 18.4 µg/m³. Values run from 3.5 µg/m³ (Micronesia, ranked 1st) to 107.8 µg/m³ (Qatar, ranked 192nd).

Is air pollution (PM2.5) higher in Europe or the US?

The median across 43 European countries is 11.6 µg/m³, against 7 µg/m³ in the United States — it is higher in Europe. Source: World Bank (satellite-derived).

Which country has the highest air pollution (PM2.5)?

Qatar sits at the other end of the list: 107.8 µg/m³ ranks 192nd of 192 (2023 data). Source: World Bank (satellite-derived).

Keep ranking

Keep exploring

More on environment

Who leads the world

Micronesia leads on air pollution (PM2.5) — see where it lands on every other measure, and which US state it most resembles.

From the blog: How reliable is World Bank data?

All 68 measures →Every country ranked →Every US state →All the Top 10s →The overall board →How we read the data →

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