Darbhanga vs Haldia
Side-by-side air quality comparison between Darbhanga and Haldia.
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 2023, Darbhanga averaged an AQI of 365 while Haldia averaged 90 — a 275-point (306%) gap, with Darbhanga the more polluted and Haldia the cleaner of the two. On 11 days when both cities reported, Haldia was cleaner on 11 of them; the average daily gap was 238 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Darbhanga logged 7.1% Severe days and 26.9% Good-or-Satisfactory days; Haldia was 0% Severe and 65.4% Good-or-Satisfactory. Longest clean-air streaks: Darbhanga 20 days, Haldia 51 days.
Year-over-year progress
Darbhanga has worsened by 116 AQI points (46.6%) from 2021 to 2023; Haldia has worsened by 8 AQI points (9.8%) over the same window. The worst recorded day for Darbhanga reached AQI 473 at Town Hall Lal Bagh (BSPCB) on 2023-01-01; Haldia hit AQI 322 at Priyambada Housing Estate (WBPCB) on 2024-11-26.
Station-level disparity
Darbhanga spans 1 CPCB stations with a 0-point spread (min 208, max 208); Haldia spans 1 stations with a 0-point spread (min 86, max 86).