Asansol vs Bhopal
Side-by-side air quality comparison between Asansol and Bhopal.
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 | Asansol | Bhopal |
|---|---|---|
| PM2.5(µg/m³) | 91.00 | 29.90 |
| PM10(µg/m³) | 96.20 | 48.80 |
| NO₂(µg/m³) | 48.00 | 5.00 |
| SO₂(µg/m³) | 91.90 | 7.00 |
| O₃(µg/m³) | 58.00 | 82.00 |
| CO(µg/m³) | 838.00 | 267.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Asansol averaged an AQI of 145 while Bhopal averaged 114 — a 31-point (27%) gap, with Asansol the more polluted and Bhopal the cleaner of the two. On 1419 days when both cities reported, Bhopal was cleaner on 796 of them; the average daily gap was 54 AQI points.
Seasonality & days
Asansol peaks in December, while Bhopal peaks in November. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Bhopal was 0% Severe and 38.4% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Bhopal 47 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Bhopal has improved by 39 AQI points (25.5%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Bhopal hit AQI 392 at T T Nagar (MPPCB) on 2022-01-06.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Bhopal spans 3 stations with a 18-point spread (min 111, max 129).
Verdict
🏆 Bhopal has better air quality with an AQI of 50 compared to Asansol's 204. That's a significant difference of 154 points.