Darbhanga vs Howrah
Side-by-side air quality comparison between Darbhanga and Howrah.
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 Howrah averaged 126 — a 239-point (190%) gap, with Darbhanga the more polluted and Howrah the cleaner of the two. On 396 days when both cities reported, Howrah was cleaner on 259 of them; the average daily gap was 65 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; Howrah was 0.7% Severe and 48.7% Good-or-Satisfactory. Longest clean-air streaks: Darbhanga 20 days, Howrah 120 days.
Year-over-year progress
Darbhanga has worsened by 116 AQI points (46.6%) from 2021 to 2023; Howrah has improved by 32 AQI points (20.3%) over the same window. The worst recorded day for Darbhanga reached AQI 473 at Town Hall Lal Bagh (BSPCB) on 2023-01-01; Howrah hit AQI 500 at Ghusuri (WBPCB) on 2017-04-15.
Station-level disparity
Darbhanga spans 1 CPCB stations with a 0-point spread (min 208, max 208); Howrah spans 5 stations with a 116-point spread (min 111, max 227).