Historical PM2.5 (2018)
What this data shows
Published by National Environment Agency. 40,460 records. Fields include Date, Timestamp, Update Timestamp, Region (8 columns in total). Covers 2018-01-01 to 2018-12-31. Last updated 2025-04-16.
Description
National Environment Agency CSV of historical hourly PM2.5 readings across Singapore regions for calendar year 2018. Columns include date, timestamps (SGT, ISO 8601), region, coordinates, and one-hourly PM2.5. Air-quality researchers analyse spatial and temporal fine-particle patterns; the series may have gaps and is not quality-controlled climate data.
Official description
Historical PM2.5 for Singapore. All timestamps are provided in Singapore Time (SGT), formatted in ISO 8601. ⠀ Disclaimer: This dataset may contain missing records and has not undergone quality control procedures applied to climate data and records. For official climate records or climate data reports, please contact [email protected]. Please note that fees may apply for data and report preparation.
- Last updated
- Coverage
- 2018-01-01 – 2018-12-31
- Rows
- 40,460
- Columns
- 8
Chart
Values are summed where multiple rows share the same category.
Compare with another dataset →Data
| Date | Timestamp | Update Timestamp | Region | Region Id | Location Longitude | Location Latitude | Pm25 One Hourly |
|---|---|---|---|---|---|---|---|
| 2018-01-01 | 2018-01-01T00:00:00+08:00 | 2018-01-01T00:06:18+08:00 | south | rSO | 103.820000 | 1.295870 | 5.000000 |
| 2018-01-01 | 2018-01-01T00:00:00+08:00 | 2018-01-01T00:06:18+08:00 | north | rNO | 103.820000 | 1.418030 | 7.000000 |
| 2018-01-01 | 2018-01-01T00:00:00+08:00 | 2018-01-01T00:06:18+08:00 | east | rEA | 103.940000 | 1.357350 | 10.000000 |
| 2018-01-01 | 2018-01-01T00:00:00+08:00 | 2018-01-01T00:06:18+08:00 | central | rCE | 103.820000 | 1.357350 | 7.000000 |
| 2018-01-01 | 2018-01-01T00:00:00+08:00 | 2018-01-01T00:06:18+08:00 | west | rWE | 103.700000 | 1.357350 | 6.000000 |
| 2018-01-01 | 2018-01-01T01:00:00+08:00 | 2018-01-01T01:06:19+08:00 | south | rSO | 103.820000 | 1.295870 | 4.000000 |
| 2018-01-01 | 2018-01-01T01:00:00+08:00 | 2018-01-01T01:06:19+08:00 | north | rNO | 103.820000 | 1.418030 | 4.000000 |
| 2018-01-01 | 2018-01-01T01:00:00+08:00 | 2018-01-01T01:06:19+08:00 | east | rEA | 103.940000 | 1.357350 | 10.000000 |
| 2018-01-01 | 2018-01-01T01:00:00+08:00 | 2018-01-01T01:06:19+08:00 | central | rCE | 103.820000 | 1.357350 | 3.000000 |
| 2018-01-01 | 2018-01-01T01:00:00+08:00 | 2018-01-01T01:06:19+08:00 | west | rWE | 103.700000 | 1.357350 | 6.000000 |
Preview shows 10 rows and 8 columns. Use the table search or download the CSV for the full data.
Columns
| Column | Type | Categorical |
|---|---|---|
| Date | Date (YYYY-MM-DD) | No |
| Timestamp | Text | Yes |
| Update Timestamp | Text | Yes |
| Region | Text | Yes |
| Region Id | Text | Yes |
| Location Longitude | Numeric | Yes |
| Location Latitude | Numeric | Yes |
| Pm25 One Hourly | Numeric | Yes |