Asansol vs Faridabad
Side-by-side air quality comparison between Asansol and Faridabad.
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 | Asansol | Faridabad |
|---|---|---|
| PM2.5(µg/m³) | 91.00 | 69.60 |
| PM10(µg/m³) | 96.20 | 137.40 |
| NO₂(µg/m³) | 48.00 | 30.10 |
| SO₂(µg/m³) | 91.90 | 17.90 |
| O₃(µg/m³) | 58.00 | 65.00 |
| CO(µg/m³) | 838.00 | 589.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Asansol averaged an AQI of 145 while Faridabad averaged 181 — a 36-point (25%) gap, with Faridabad the more polluted and Asansol the cleaner of the two. On 1915 days when both cities reported, Asansol was cleaner on 1668 of them; the average daily gap was 103 AQI points.
Seasonality & days
Asansol peaks in December, while Faridabad peaks in November. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Faridabad was 6.9% Severe and 15.7% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Faridabad 19 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Faridabad has improved by 42 AQI points (18.8%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Faridabad hit AQI 500 at New Industrial Town (HSPCB) on 2024-05-10.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Faridabad spans 4 stations with a 25-point spread (min 184, max 209).
Verdict
🏆 Faridabad has better air quality with an AQI of 133 compared to Asansol's 204. That's a significant difference of 71 points.