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Environment

Air Pollutant - Sulphur Dioxide (Maximum 24-hour Mean)

Data from Jan 2000 to Dec 2025

Last updated: 27 Mar 2026, 16:42 SGT

NEA (National Environment Agency)

SO2 24-hr mean (max)

Data explorer

AirPollutantSulphurDioxideMaximum24hourMean.csv (26 rows, 279 B)

Year Year (YYYY)	Sulphur Dioxide Max 24hour Mean Text
(Null)0.0%	(Null)0.0%
2000	191
2001	141
2002	124
2003	149
2004	90
2005	105
2006	145
2007	84
2008	80
2009	93

Column legend

Title	Column name	Data type	Unit of measure	Description
Year	year	Year (YYYY)	-	-
Sulphur Dioxide Max 24hour Mean	sulphur_dioxide_max_24hour_mean	Text	-	-

Analyse this dataset with Colab Notebook

1. Copy this dataset ID: d_ec484d9610a22c57fa873b14f9baa57a
2. Click on the button below

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_ec484d9610a22c57fa873b14f9baa57a"
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.

National Environment Agency. (2015). Air Pollutant - Sulphur Dioxide (Maximum 24-hour Mean) (2026) [Dataset]. data.gov.sg. Retrieved April 1, 2026 from https://data.gov.sg/datasets/d_ec484d9610a22c57fa873b14f9baa57a/view

About this dataset

Contact

Maye_WOO@nea.gov.sg

Created on

21 May 2015

Licence

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

Agency

NEA (National Environment Agency)