Firozabad vs Howrah
Side-by-side air quality comparison between Firozabad 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 2024, Firozabad averaged an AQI of 73 while Howrah averaged 126 — a 53-point (73%) gap, with Howrah the more polluted and Firozabad the cleaner of the two. On 862 days when both cities reported, Firozabad was cleaner on 560 of them; the average daily gap was 85 AQI points.
Seasonality & days
Firozabad peaks in January, while Howrah peaks in December. Firozabad logged 0.6% Severe days and 56.6% Good-or-Satisfactory days; Howrah was 0.7% Severe and 48.7% Good-or-Satisfactory. Longest clean-air streaks: Firozabad 68 days, Howrah 120 days.
Year-over-year progress
Firozabad has improved by 70 AQI points (49%) from 2021 to 2024; Howrah has improved by 32 AQI points (20.3%) over the same window. The worst recorded day for Firozabad reached AQI 489 at Nagla Bhau (UPPCB) on 2021-11-09; Howrah hit AQI 500 at Ghusuri (WBPCB) on 2017-04-15.
Station-level disparity
Firozabad spans 2 CPCB stations with a 19-point spread (min 88, max 107); Howrah spans 5 stations with a 116-point spread (min 111, max 227).