Aizawl vs Asansol
Side-by-side air quality comparison between Aizawl and Asansol.
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, Aizawl averaged an AQI of 46 while Asansol averaged 145 — a 99-point (215%) gap, with Asansol the more polluted and Aizawl the cleaner of the two. On 1128 days when both cities reported, Aizawl was cleaner on 1104 of them; the average daily gap was 103 AQI points.
Seasonality & days
Aizawl peaks in March, while Asansol peaks in December. Aizawl logged 0% Severe days and 94.2% Good-or-Satisfactory days; Asansol was 0% Severe and 43.3% Good-or-Satisfactory. Longest clean-air streaks: Aizawl 76 days, Asansol 44 days.
Year-over-year progress
Aizawl has worsened by 16 AQI points (53.3%) from 2020 to 2024; Asansol has worsened by 12 AQI points (9%) over the same window. The worst recorded day for Aizawl reached AQI 208 at Sikulpuikawn Aizawl (PCB) on 2021-01-20; Asansol hit AQI 394 at Court Area (WBPCB) on 2022-12-13.
Station-level disparity
Aizawl spans 1 CPCB stations with a 0-point spread (min 43, max 43); Asansol spans 4 stations with a 40-point spread (min 123, max 163).