Asansol vs Korba
Side-by-side air quality comparison between Asansol and Korba.
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 Korba averaged 67 — a 78-point (116%) gap, with Asansol the more polluted and Korba the cleaner of the two. On 356 days when both cities reported, Korba was cleaner on 335 of them; the average daily gap was 99 AQI points.
Seasonality & days
Asansol peaks in December, while Korba peaks in January. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Korba was 0% Severe and 78.8% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Korba 83 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Korba has improved by 19 AQI points (22.1%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Korba hit AQI 313 at Urja Nagar (CECB) on 2023-01-04.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Korba spans 2 stations with a 13-point spread (min 62, max 75).