Bulandshahr vs Firozabad
Side-by-side air quality comparison between Bulandshahr and Firozabad.
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 | Bulandshahr | Firozabad |
|---|---|---|
| PM2.5(µg/m³) | 71.70 | 59.60 |
| PM10(µg/m³) | 108.50 | 146.70 |
| NO₂(µg/m³) | 30.30 | 22.30 |
| SO₂(µg/m³) | 10.30 | 8.40 |
| O₃(µg/m³) | 60.00 | 71.00 |
| CO(µg/m³) | 488.00 | 494.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bulandshahr averaged an AQI of 142 while Firozabad averaged 73 — a 69-point (95%) gap, with Bulandshahr the more polluted and Firozabad the cleaner of the two. On 856 days when both cities reported, Firozabad was cleaner on 714 of them; the average daily gap was 65 AQI points.
Seasonality & days
Bulandshahr peaks in November, while Firozabad peaks in January. Bulandshahr logged 3.2% Severe days and 27.099999999999998% Good-or-Satisfactory days; Firozabad was 0.6% Severe and 56.6% Good-or-Satisfactory. Longest clean-air streaks: Bulandshahr 41 days, Firozabad 68 days.
Year-over-year progress
Bulandshahr has improved by 82 AQI points (36.6%) from 2018 to 2024; Firozabad has improved by 70 AQI points (49%) over the same window. The worst recorded day for Bulandshahr reached AQI 500 at Yamunapuram (UPPCB) on 2018-06-13; Firozabad hit AQI 489 at Nagla Bhau (UPPCB) on 2021-11-09.
Station-level disparity
Bulandshahr spans 1 CPCB stations with a 0-point spread (min 180, max 180); Firozabad spans 2 stations with a 19-point spread (min 88, max 107).
Verdict
🏆 Firozabad has better air quality with an AQI of 132 compared to Bulandshahr's 140.