Asansol vs Darbhanga
Side-by-side air quality comparison between Asansol and Darbhanga.
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 Darbhanga averaged 365 — a 220-point (152%) gap, with Darbhanga the more polluted and Asansol the cleaner of the two. On 352 days when both cities reported, Asansol was cleaner on 262 of them; the average daily gap was 74 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; Darbhanga was 7.1% Severe and 26.9% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Darbhanga 20 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Darbhanga has worsened by 116 AQI points (46.6%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Darbhanga hit AQI 473 at Town Hall Lal Bagh (BSPCB) on 2023-01-01.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Darbhanga spans 1 stations with a 0-point spread (min 208, max 208).