Asansol vs Mangalore
Side-by-side air quality comparison between Asansol and Mangalore.
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 | Mangalore |
|---|---|---|
| PM2.5(µg/m³) | 91.00 | 9.00 |
| PM10(µg/m³) | 96.20 | 15.50 |
| NO₂(µg/m³) | 48.00 | 5.10 |
| SO₂(µg/m³) | 91.90 | 1.80 |
| O₃(µg/m³) | 58.00 | 48.00 |
| CO(µg/m³) | 838.00 | 169.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Asansol averaged an AQI of 145 while Mangalore averaged 61 — a 84-point (138%) gap, with Asansol the more polluted and Mangalore the cleaner of the two. On 846 days when both cities reported, Mangalore was cleaner on 785 of them; the average daily gap was 97 AQI points.
Seasonality & days
Asansol peaks in December, while Mangalore peaks in February. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Mangalore was 0% Severe and 87.2% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Mangalore 64 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Mangalore has improved by 9 AQI points (12.9%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Mangalore hit AQI 235 at Kadri (KSPCB) on 2023-11-17.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Mangalore spans 1 stations with a 0-point spread (min 68, max 68).
Verdict
🏆 Mangalore has better air quality with an AQI of 16 compared to Asansol's 204. That's a significant difference of 188 points.