Asansol vs Mumbai
Side-by-side air quality comparison between Asansol and Mumbai.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Asansol averaged an AQI of 145 while Mumbai averaged 93 — a 52-point (56%) gap, with Asansol the more polluted and Mumbai the cleaner of the two. On 1924 days when both cities reported, Asansol was cleaner on 1258 of them; the average daily gap was 65 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Mumbai was 0.5% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Mumbai 58 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Mumbai has improved by 4 AQI points (4.1%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Mumbai hit AQI 500 at Vile Parle West (MPCB) on 2022-08-15.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Mumbai spans 29 stations with a 74-point spread (min 77, max 151).