Firozabad vs Siwan
Side-by-side air quality comparison between Firozabad and Siwan.
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 Siwan averaged 148 — a 75-point (103%) gap, with Siwan the more polluted and Firozabad the cleaner of the two. On 477 days when both cities reported, Firozabad was cleaner on 389 of them; the average daily gap was 100 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Firozabad logged 0.6% Severe days and 56.6% Good-or-Satisfactory days; Siwan was 5.2% Severe and 17.7% Good-or-Satisfactory. Longest clean-air streaks: Firozabad 68 days, Siwan 13 days.
Year-over-year progress
Firozabad has improved by 70 AQI points (49%) from 2021 to 2024; Siwan has improved by 184 AQI points (55.4%) over the same window. The worst recorded day for Firozabad reached AQI 489 at Nagla Bhau (UPPCB) on 2021-11-09; Siwan hit AQI 488 at Chitragupta Nagar (BSPCB) on 2022-12-30.
Station-level disparity
Firozabad spans 2 CPCB stations with a 19-point spread (min 88, max 107); Siwan spans 1 stations with a 0-point spread (min 197, max 197).