Asansol vs Prayagraj
Side-by-side air quality comparison between Asansol and Prayagraj.
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 Prayagraj averaged 80 — a 65-point (81%) gap, with Asansol the more polluted and Prayagraj the cleaner of the two. On 878 days when both cities reported, Prayagraj was cleaner on 566 of them; the average daily gap was 67 AQI points.
Seasonality & days
Asansol peaks in December, while Prayagraj peaks in November. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Prayagraj was 0.2% Severe and 48% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Prayagraj 69 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Prayagraj has improved by 42 AQI points (34.4%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Prayagraj hit AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Prayagraj spans 3 stations with a 9-point spread (min 96, max 105).