Dhanbad vs Firozabad
Side-by-side air quality comparison between Dhanbad 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 | Dhanbad | Firozabad |
|---|---|---|
| PM2.5(µg/m³) | 89.90 | 59.60 |
| PM10(µg/m³) | 96.90 | 146.70 |
| NO₂(µg/m³) | 54.10 | 22.30 |
| SO₂(µg/m³) | 171.70 | 8.40 |
| O₃(µg/m³) | 60.00 | 71.00 |
| CO(µg/m³) | 495.00 | 494.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dhanbad averaged an AQI of 161 while Firozabad averaged 73 — a 88-point (121%) gap, with Dhanbad the more polluted and Firozabad the cleaner of the two. On 221 days when both cities reported, Firozabad was cleaner on 205 of them; the average daily gap was 96 AQI points.
Seasonality & days
Dhanbad peaks in November, while Firozabad peaks in January. Dhanbad logged 0.4% Severe days and 3.1% Good-or-Satisfactory days; Firozabad was 0.6% Severe and 56.6% Good-or-Satisfactory. Longest clean-air streaks: Dhanbad 2 days, Firozabad 68 days.
Year-over-year progress
The worst recorded day for Dhanbad reached AQI 436 at Kalakusuma (DMC) on 2024-04-28; Firozabad hit AQI 489 at Nagla Bhau (UPPCB) on 2021-11-09.
Station-level disparity
Dhanbad spans 2 CPCB stations with a 12-point spread (min 156, max 168); 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 Dhanbad's 200. That's a significant difference of 68 points.