Firozabad vs Patna
Side-by-side air quality comparison between Firozabad and Patna.
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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Firozabad | Patna |
|---|---|---|
| PM2.5(µg/m³) | 61.00 | 99.00 |
| PM10(µg/m³) | 158.30 | 111.80 |
| NO₂(µg/m³) | 28.10 | 49.30 |
| SO₂(µg/m³) | 7.90 | 18.10 |
| O₃(µg/m³) | 44.00 | 19.00 |
| CO(µg/m³) | 514.00 | 704.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Firozabad averaged an AQI of 73 while Patna averaged 172 — a 99-point (136%) gap, with Patna the more polluted and Firozabad the cleaner of the two. On 862 days when both cities reported, Firozabad was cleaner on 777 of them; the average daily gap was 128 AQI points.
Seasonality & days
Firozabad peaks in January, while Patna peaks in December. Firozabad logged 0.6% Severe days and 56.6% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Firozabad 68 days, Patna 30 days.
Year-over-year progress
Firozabad has improved by 70 AQI points (49%) from 2021 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Firozabad reached AQI 489 at Nagla Bhau (UPPCB) on 2021-11-09; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Firozabad spans 2 CPCB stations with a 19-point spread (min 88, max 107); Patna spans 6 stations with a 39-point spread (min 154, max 193).
Verdict
🏆 Firozabad has better air quality with an AQI of 139 compared to Patna's 231. That's a significant difference of 92 points.