Dhanbad vs Imphal
Side-by-side air quality comparison between Dhanbad and Imphal.
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 | Imphal |
|---|---|---|
| PM2.5(µg/m³) | 92.20 | 45.80 |
| PM10(µg/m³) | 100.10 | 53.10 |
| NO₂(µg/m³) | 60.10 | 12.00 |
| SO₂(µg/m³) | 187.20 | 2.30 |
| O₃(µg/m³) | 36.00 | 33.00 |
| CO(µg/m³) | 755.00 | 414.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dhanbad averaged an AQI of 161 while Imphal averaged 110 — a 51-point (46%) gap, with Dhanbad the more polluted and Imphal the cleaner of the two. On 190 days when both cities reported, Imphal was cleaner on 171 of them; the average daily gap was 64 AQI points.
Seasonality & days
Dhanbad peaks in November, while Imphal peaks in October. Dhanbad logged 0.4% Severe days and 3.1% Good-or-Satisfactory days; Imphal was 1.1% Severe and 49.400000000000006% Good-or-Satisfactory. Longest clean-air streaks: Dhanbad 2 days, Imphal 103 days.
Year-over-year progress
The worst recorded day for Dhanbad reached AQI 436 at Kalakusuma (DMC) on 2024-04-28; Imphal hit AQI 500 at University Imphal (PCB) on 2024-10-11.
Station-level disparity
Dhanbad spans 2 CPCB stations with a 12-point spread (min 156, max 168); Imphal spans 2 stations with a 4-point spread (min 97, max 101).
Verdict
🏆 Imphal has better air quality with an AQI of 77 compared to Dhanbad's 208. That's a significant difference of 131 points.