Firozabad vs Siliguri
Side-by-side air quality comparison between Firozabad and Siliguri.
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 | Siliguri |
|---|---|---|
| PM2.5(µg/m³) | 59.60 | 77.80 |
| PM10(µg/m³) | 146.70 | 98.30 |
| NO₂(µg/m³) | 22.30 | 11.30 |
| SO₂(µg/m³) | 8.40 | 6.80 |
| O₃(µg/m³) | 71.00 | 115.00 |
| CO(µg/m³) | 494.00 | 523.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Firozabad averaged an AQI of 73 while Siliguri averaged 81 — a 8-point (11%) gap, with Siliguri the more polluted and Firozabad the cleaner of the two. On 786 days when both cities reported, Siliguri was cleaner on 501 of them; the average daily gap was 57 AQI points.
Seasonality & days
Firozabad peaks in January, while Siliguri peaks in February. Firozabad logged 0.6% Severe days and 56.6% Good-or-Satisfactory days; Siliguri was 0.1% Severe and 61.8% Good-or-Satisfactory. Longest clean-air streaks: Firozabad 68 days, Siliguri 180 days.
Year-over-year progress
Firozabad has improved by 70 AQI points (49%) from 2021 to 2024; Siliguri has improved by 39 AQI points (32.5%) over the same window. The worst recorded day for Firozabad reached AQI 489 at Nagla Bhau (UPPCB) on 2021-11-09; Siliguri hit AQI 415 at Ward-32 Bapupara (WBPCB) on 2018-02-08.
Station-level disparity
Firozabad spans 2 CPCB stations with a 19-point spread (min 88, max 107); Siliguri spans 1 stations with a 0-point spread (min 107, max 107).
Verdict
🏆 Firozabad has better air quality with an AQI of 132 compared to Siliguri's 160.