Firozabad vs Ludhiana
Side-by-side air quality comparison between Firozabad and Ludhiana.
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 | Ludhiana |
|---|---|---|
| PM2.5(µg/m³) | 61.00 | 81.70 |
| PM10(µg/m³) | 158.30 | 109.20 |
| NO₂(µg/m³) | 28.10 | 40.40 |
| SO₂(µg/m³) | 7.90 | 15.20 |
| O₃(µg/m³) | 44.00 | 35.00 |
| CO(µg/m³) | 514.00 | 797.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Firozabad averaged an AQI of 73 while Ludhiana averaged 117 — a 44-point (60%) gap, with Ludhiana the more polluted and Firozabad the cleaner of the two. On 151 days when both cities reported, Firozabad was cleaner on 77 of them; the average daily gap was 53 AQI points.
Seasonality & days
Firozabad peaks in January, while Ludhiana peaks in November. Firozabad logged 0.6% Severe days and 56.6% Good-or-Satisfactory days; Ludhiana was 0.3% Severe and 53.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Firozabad 68 days, Ludhiana 53 days.
Year-over-year progress
Firozabad has improved by 70 AQI points (49%) from 2021 to 2024; Ludhiana has improved by 79 AQI points (40.3%) over the same window. The worst recorded day for Firozabad reached AQI 489 at Nagla Bhau (UPPCB) on 2021-11-09; Ludhiana hit AQI 488 at Punjab Agricultural University (PPCB) on 2018-06-14.
Station-level disparity
Firozabad spans 2 CPCB stations with a 19-point spread (min 88, max 107); Ludhiana spans 1 stations with a 0-point spread (min 118, max 118).
Verdict
🏆 Firozabad has better air quality with an AQI of 139 compared to Ludhiana's 173.