What is emissions of air pollutants in Singapore?

Emissions of air pollutants in Singapore was 4.03 million tonnes in 2022, according to Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data.

What is the highest emissions of air pollutants recorded in Singapore?

The highest recorded value was 4.06 million tonnes in 2017.

What is the lowest emissions of air pollutants recorded in Singapore?

The lowest recorded value was 0.2204 tonnes in 1750.

How does Singapore rank for emissions of air pollutants?

Singapore ranks 6th out of 220 countries with data for 2022.

Is emissions of air pollutants rising or falling in Singapore?

Over the last ten years it is up 13.4%. The long-run trend across the full record is volatile.

Where does this Singapore data come from?

The figures come from Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data, published as part of Emissions of air pollutants. Statizoid updates them automatically from the source API.

Emissions of air pollutants in Singapore

Name: Emissions of air pollutants in Singapore
Creator: Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data
License: CC BY 4.0 (Our World in Data)

Singapore: Emissions of air pollutants was 4.03 million tonnes in 2022. ◆ Volatile

Latest (2022)

4.03 million tonnes

Change on year

up 4.5%

World rank

6th

of 220 countries

All-time high

4.06 million tonnes

in 2017

All-time low

0.2204 tonnes

in 1750

Years of data

273

1750–2022

Emissions of air pollutants in Singapore, 1750–2022

Source: Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data. Measured in tonnes.

Analysis

Singapore recorded 4.03 million tonnes for emissions of air pollutants in 2022.

That represents a change of up 4.5% on the previous year and up 13.4% over ten years.

Over the whole period, emissions of air pollutants in Singapore peaked at 4.06 million tonnes in 2017 and was at its lowest, 0.2204 tonnes, in 1750.

Singapore ranks 6th of 220 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

Decade	Average	Lowest	Highest	Years
1750s	0.2496 tonnes	0.2204 tonnes	0.2788 tonnes	10
1760s	0.323 tonnes	0.2853 tonnes	0.3608 tonnes	10
1770s	0.418 tonnes	0.3691 tonnes	0.4669 tonnes	10
1780s	0.5409 tonnes	0.4777 tonnes	0.6042 tonnes	10
1790s	0.7 tonnes	0.6182 tonnes	0.7819 tonnes	10
1800s	0.9111 tonnes	0.8001 tonnes	1.02 tonnes	10
1810s	1.19 tonnes	1.05 tonnes	1.34 tonnes	10
1820s	1.56 tonnes	1.37 tonnes	1.75 tonnes	10
1830s	2.05 tonnes	1.8 tonnes	2.3 tonnes	10
1840s	2.68 tonnes	2.35 tonnes	3 tonnes	10
1850s	3.83 tonnes	3.08 tonnes	4.67 tonnes	10
1860s	6.04 tonnes	4.88 tonnes	7.31 tonnes	10
1870s	9.47 tonnes	7.63 tonnes	11.48 tonnes	10
1880s	15 tonnes	11.98 tonnes	18.88 tonnes	10
1890s	22.72 tonnes	19.93 tonnes	25.7 tonnes	10
1900s	30.66 tonnes	26.41 tonnes	35.35 tonnes	10
1910s	39.96 tonnes	36.41 tonnes	43.48 tonnes	10
1920s	53.4 tonnes	44.26 tonnes	62.4 tonnes	10
1930s	67.93 tonnes	63.9 tonnes	73.23 tonnes	10
1940s	84.29 tonnes	74.58 tonnes	93.4 tonnes	10
1950s	11,794 tonnes	5,247 tonnes	18,766 tonnes	10
1960s	9,143 tonnes	4,277 tonnes	17,806 tonnes	10
1970s	420,711 tonnes	37,502 tonnes	571,693 tonnes	10
1980s	740,971 tonnes	546,141 tonnes	1.08 million tonnes	10
1990s	1.51 million tonnes	1.19 million tonnes	2.07 million tonnes	10
2000s	2.54 million tonnes	2.07 million tonnes	3.23 million tonnes	10
2010s	3.70 million tonnes	3.41 million tonnes	4.06 million tonnes	10
2020s	3.90 million tonnes	3.83 million tonnes	4.03 million tonnes	3

Countries ranked near Singapore

3 United States 9.00 million tonnes compare
4 Indonesia 5.51 million tonnes compare
5 Russia 4.85 million tonnes compare
7 Brazil 2.83 million tonnes compare
8 Saudi Arabia 2.69 million tonnes compare
9 Japan 2.07 million tonnes compare

See the full ranking of 220 places →

More environment data for Singapore

Total greenhouse gas emissions excluding LULUCF 76.09 Mt CO2e (2024)
Total greenhouse gas emissions excluding LULUCF per capita 12.6 t CO2e/capita (2024)
Methane (CH4) emissions from Agriculture 0.0073 Mt CO2e (2024)
Methane (CH4) emissions from Building (Energy) 0.0019 Mt CO2e (2024)
Methane (CH4) emissions from Fugitive Emissions (Energy) 0.4457 Mt CO2e (2024)
Methane (CH4) emissions from Industrial Combustion (Energy) 0.0097 Mt CO2e (2024)
Methane (CH4) emissions (total) excluding LULUCF 4.75 Mt CO2e (2024)
Methane (CH4) emissions from Power Industry (Energy) 0.0637 Mt CO2e (2024)
Methane (CH4) emissions from Transport (Energy) 0.0292 Mt CO2e (2024)
Methane (CH4) emissions from Waste 4.11 Mt CO2e (2024)

All data for Singapore →

Frequently asked questions

What is emissions of air pollutants in Singapore?: Emissions of air pollutants in Singapore was 4.03 million tonnes in 2022, according to Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data.
What is the highest emissions of air pollutants recorded in Singapore?: The highest recorded value was 4.06 million tonnes in 2017.
What is the lowest emissions of air pollutants recorded in Singapore?: The lowest recorded value was 0.2204 tonnes in 1750.
How does Singapore rank for emissions of air pollutants?: Singapore ranks 6th out of 220 countries with data for 2022.
Is emissions of air pollutants rising or falling in Singapore?: Over the last ten years it is up 13.4%. The long-run trend across the full record is volatile.
Where does this Singapore data come from?: The figures come from Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data, published as part of Emissions of air pollutants. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 273 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator: Emissions of air pollutants
Unit: tonnes
Source: Hoesly et al. (2024) - Community Emissions Data System (CEDS) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 220 places, 60,060 data points, 1750–2022
Last refreshed: 07 August 2026

Nitrogen oxides (NOₓ) are gases that are mainly formed during the burning of fossil fuels. Exposure to NOₓ gases can have negative impacts on respiratory health. NOₓ gases can also lead to the formation of ozone – another air pollutant.