Angul vs Asansol
Side-by-side air quality comparison between Angul and Asansol.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Angul | Asansol |
|---|---|---|
| PM2.5(µg/m³) | 66.60 | 91.00 |
| PM10(µg/m³) | 72.90 | 96.20 |
| NO₂(µg/m³) | 20.10 | 48.00 |
| SO₂(µg/m³) | 10.00 | 91.90 |
| O₃(µg/m³) | 60.00 | 58.00 |
| CO(µg/m³) | 618.00 | 838.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Angul averaged an AQI of 149 while Asansol averaged 145 — a 4-point (3%) gap, with Angul the more polluted and Asansol the cleaner of the two. On 341 days when both cities reported, Angul was cleaner on 226 of them; the average daily gap was 63 AQI points.
Seasonality & days
Angul peaks in January, while Asansol peaks in December. Angul logged 0% Severe days and 32.1% Good-or-Satisfactory days; Asansol was 0% Severe and 43.3% Good-or-Satisfactory. Longest clean-air streaks: Angul 23 days, Asansol 44 days.
Year-over-year progress
Angul has improved by 89 AQI points (37.4%) from 2023 to 2024; Asansol has worsened by 12 AQI points (9%) over the same window. The worst recorded day for Angul reached AQI 370 at Hakimapada (OSPCB) on 2024-01-29; Asansol hit AQI 394 at Court Area (WBPCB) on 2022-12-13.
Station-level disparity
Angul spans 1 CPCB stations with a 0-point spread (min 163, max 163); Asansol spans 4 stations with a 40-point spread (min 123, max 163).
Verdict
🏆 Angul has better air quality with an AQI of 123 compared to Asansol's 204. That's a significant difference of 81 points.