Asansol vs Thrissur
Side-by-side air quality comparison between Asansol and Thrissur.
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 Thrissur averaged 57 — a 88-point (154%) gap, with Asansol the more polluted and Thrissur the cleaner of the two. On 804 days when both cities reported, Thrissur was cleaner on 722 of them; the average daily gap was 98 AQI points.
Seasonality & days
Asansol peaks in December, while Thrissur peaks in February. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Thrissur 52 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).