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Economy

Air Pollution Levels, Annual

Data from Jan 2007 to Dec 2023

Last updated: 10 Jun 2025, 21:01 SGT

SINGSTAT (Singapore Department of Statistics)

Source: NATIONAL ENVIRONMENT AGENCY

Data Last Updated: 18/06/2024

Update Frequency: Annual

Adapted from: https://tablebuilder.singstat.gov.sg/table/TS/M890641

Data explorer

AirPollutionLevelsAnnual.csv (10 rows, 1.4 KB)

Data Series Text	2023 Numeric	2022 Numeric	2021 Numeric	2020 Numeric	2019 Numeric	2018 Numeric	2017 Numeric	2016 Numeric	2015 Numeric	2014 Numeric	2013 Numeric	2012 Numeric	2011 Numeric	2010 Numeric	2009 Numeric	2008 Numeric	2007 Numeric
(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%	(Null)0.0%
Sulphur Dioxide (Maximum 24-Hour Mean)	20	37	89	30	57	65	59	61	75	83	75	98	80	104	93	80	84
Nitrogen Dioxide (Annual Mean)	23	25	25	20	23	26	25	26	22	24	25	25	25	23	22	22	22
Nitrogen Dioxide (Maximum 1-Hour Mean)	122	128	123	118	156	147	158	123	99	121	132	154	189	153	147	126	177
Particulate Matter (PM10) (Annual Mean)	24	24	28	25	30	29	25	26	37	30	31	29	27	26	29	25	27
Particulate Matter (PM10) (99th Percentile 24-Hour Mean)	62	51	51	43	90	59	57	61	186	75	215	57	55	76	59	49	53
Particulate Matter (PM2.5) (Annual Mean)	11	11	12	11	16	15	14	15	24	18	20	19	17	17	19	16	19
Particulate Matter (PM2.5) (99th Percentile 24-Hour Mean)	39	26	28	24	62	32	34	40	145	51	176	42	41	56	44	32	37
Carbon Monoxide (Maximum 8-Hour Mean)	1.5	1.7	1.2	1.2	1.7	2	1.7	2.2	3.3	1.8	5.5	1.9	2	2.4	1.9	1.6	1.7
Carbon Monoxide (Maximum 1-Hour Mean)	1.8	2.1	1.3	1.6	2.3	2.5	2.3	2.7	3.5	2.7	7.5	2.4	2.6	2.8	3.9	2.3	2.5
Ozone (Maximum 8-Hour Mean)	154	124	176	145	125	150	191	115	152	135	139	122	123	139	105	183	206

Column legend

Title	Column name	Data type	Unit of measure	Description
Data Series	DataSeries	Text	Microgram Per Cubic Metre	-
2023	2023	Numeric	Microgram Per Cubic Metre	-
2022	2022	Numeric	Microgram Per Cubic Metre	-
2021	2021	Numeric	Microgram Per Cubic Metre	-
2020	2020	Numeric	Microgram Per Cubic Metre	-
2019	2019	Numeric	Microgram Per Cubic Metre	-
2018	2018	Numeric	Microgram Per Cubic Metre	-
2017	2017	Numeric	Microgram Per Cubic Metre	-
2016	2016	Numeric	Microgram Per Cubic Metre	-
2015	2015	Numeric	Microgram Per Cubic Metre	-

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Sample OpenAPI query

This code can be used to test a sample API query. It retrieves the data catalogue of this dataset. For a complete guide on query parameters and syntax, please refer to the API documentation. Try it out on your browser to see the response schema.

import requests
          
dataset_id = "d_8f5fa022cbda68494fa70e788600505b"
url = "https://data.gov.sg/api/action/datastore_search?resource_id="  + dataset_id 
        
response = requests.get(url)
print(response.json())

Citation

This dataset can be reused and cited in research publications.

Singapore Department of Statistics. (2024). Air Pollution Levels, Annual (2025) [Dataset]. data.gov.sg. Retrieved June 24, 2025 from https://data.gov.sg/datasets/d_8f5fa022cbda68494fa70e788600505b/view

About this dataset

Contact

feedback@data.gov.sg

Created on

22 Oct 2024

Licence

Free forever for personal or commercial use, under the Open Data Licence.

Agency

SINGSTAT (Singapore Department of Statistics)