What is the highest particulate matter exposure in 1990 vs. 2017 recorded in Sao Tome and Principe?

The highest recorded value was 18.72 micrograms per cubic meter in 2015.

What is the lowest particulate matter exposure in 1990 vs. 2017 recorded in Sao Tome and Principe?

The lowest recorded value was 12.31 micrograms per cubic meter in 2014.

How does Sao Tome and Principe rank for particulate matter exposure in 1990 vs. 2017?

Sao Tome and Principe ranks 118th out of 200 countries with data for 2023.

Is particulate matter exposure in 1990 vs. 2017 rising or falling in Sao Tome and Principe?

Over the last ten years it is down 7.2%. The long-run trend across the full record is flat.

Where does this Sao Tome and Principe data come from?

The figures come from Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data, published as part of Particulate matter exposure in 1990 vs. 2017. Statizoid updates them automatically from the source API.

Particulate matter exposure in 1990 vs. 2017 in Sao Tome and Principe

Name: Particulate matter exposure in 1990 vs. 2017 in Sao Tome and Principe
Creator: Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data
License: CC BY 4.0 (Our World in Data)

Sao Tome and Principe: Particulate matter exposure in 1990 vs. 2017 was 15.12 micrograms per cubic meter in 2023. ▬ Flat

Latest (2023)

15.12 micrograms per cubic meter

Change on year

up 0.8%

World rank

118th

of 200 countries

All-time high

18.72 micrograms per cubic meter

in 2015

All-time low

12.31 micrograms per cubic meter

in 2014

Years of data

1990–2023

Particulate matter exposure in 1990 vs. 2017 in Sao Tome and Principe, 1990–2023

Source: Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data. Measured in micrograms per cubic meter.

Analysis

Sao Tome and Principe recorded 15.12 micrograms per cubic meter for particulate matter exposure in 1990 vs. 2017 in 2023.

Compared with earlier readings it is up 0.8% on the previous year and down 7.2% over ten years.

Over the whole period, particulate matter exposure in 1990 vs. 2017 in Sao Tome and Principe peaked at 18.72 micrograms per cubic meter in 2015 and was at its lowest, 12.31 micrograms per cubic meter, in 2014.

Sao Tome and Principe ranks 118th of 200 countries on this measure, in the middle of the range.

Averages by decade

Decade	Average	Lowest	Highest	Years
1990s	15.28 micrograms per cubic meter	14.04 micrograms per cubic meter	15.97 micrograms per cubic meter	10
2000s	14.87 micrograms per cubic meter	12.88 micrograms per cubic meter	16.5 micrograms per cubic meter	10
2010s	15.02 micrograms per cubic meter	12.31 micrograms per cubic meter	18.72 micrograms per cubic meter	10
2020s	15.2 micrograms per cubic meter	14.82 micrograms per cubic meter	15.86 micrograms per cubic meter	4

Countries ranked near Sao Tome and Principe

115 Paraguay 15.33 micrograms per cubic meter compare
116 Singapore 15.14 micrograms per cubic meter compare
117 Panama 15.12 micrograms per cubic meter compare
119 Zimbabwe 15.03 micrograms per cubic meter compare
120 Moldova 14.95 micrograms per cubic meter compare
121 Ukraine 14.85 micrograms per cubic meter compare

See the full ranking of 200 places →

More reference data data for Sao Tome and Principe

Summer temperature anomalies 0.4106 °C (2026)
Spring temperature anomalies 0.2041 °C (2026)
Temperature anomalies by month 0.385 °C (2026)
Competitive elections 1 (2025)
Democracy 7 (2025)
Chief executive of the government is elected 1 (2025)
Free country 2 (2025)
Consumer price index 430.23 2010 = 100 (2025)
Civil liberties rating 2 (2025)
Universal right to vote 2 (2025)

All data for Sao Tome and Principe →

Frequently asked questions

What is particulate matter exposure in 1990 vs. 2017 in Sao Tome and Principe?: Particulate matter exposure in 1990 vs. 2017 in Sao Tome and Principe was 15.12 micrograms per cubic meter in 2023, according to Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data.
What is the highest particulate matter exposure in 1990 vs. 2017 recorded in Sao Tome and Principe?: The highest recorded value was 18.72 micrograms per cubic meter in 2015.
What is the lowest particulate matter exposure in 1990 vs. 2017 recorded in Sao Tome and Principe?: The lowest recorded value was 12.31 micrograms per cubic meter in 2014.
How does Sao Tome and Principe rank for particulate matter exposure in 1990 vs. 2017?: Sao Tome and Principe ranks 118th out of 200 countries with data for 2023.
Is particulate matter exposure in 1990 vs. 2017 rising or falling in Sao Tome and Principe?: Over the last ten years it is down 7.2%. The long-run trend across the full record is flat.
Where does this Sao Tome and Principe data come from?: The figures come from Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data, published as part of Particulate matter exposure in 1990 vs. 2017. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 34 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator: Particulate matter exposure in 1990 vs. 2017
Unit: micrograms per cubic meter
Source: Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 200 places, 6,800 data points, 1990–2023
Last refreshed: 07 August 2026

Population-weighted average level of exposure to concentrations of suspended particles measuring less than 2.5 microns in diameter. Exposure is measured in micrograms per cubic metre (µg/m³).