Eritrea vs Tanzania: Exposure to outdoor air pollution

Eritrea

25 µg/m³

in 2024

Tanzania

24.6 µg/m³

in 2024

Eritrea rank

60th

Tanzania rank

62nd

Exposure to outdoor air pollution over time

Eritrea
Tanzania

How they compare

Eritrea currently reports 25 µg/m³ against 24.6 µg/m³ in Tanzania, a difference of 0.4 µg/m³.

Across all 27 years both countries report, Eritrea has been ahead every year.

Eritrea ranks 60th and Tanzania ranks 62nd of 241 countries.

Individual pages

About this data

Indicator: Exposure to outdoor air pollution
Unit: µg/m³
Source: SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) – with minor processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 241 places, 6,507 data points, 1998–2024
Last refreshed: 07 August 2026

Annual population-weighted average concentration of fine particulate matter (PM2.5) in the air, measured in micrograms per cubic meter (µg/m³). Fine particulate matter (PM2.5) are particles with a diameter of 2.5 micrometers or less, which can pose significant health risks.