Dhanbad vs Rohtak
Side-by-side air quality comparison between Dhanbad and Rohtak.
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 | Rohtak |
|---|---|---|
| PM2.5(µg/m³) | 92.20 | 75.20 |
| PM10(µg/m³) | 100.10 | 166.70 |
| NO₂(µg/m³) | 60.10 | 37.30 |
| SO₂(µg/m³) | 187.20 | 17.50 |
| O₃(µg/m³) | 36.00 | 42.00 |
| CO(µg/m³) | 755.00 | 658.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dhanbad averaged an AQI of 161 while Rohtak averaged 148 — a 13-point (9%) gap, with Dhanbad the more polluted and Rohtak the cleaner of the two. On 217 days when both cities reported, Rohtak was cleaner on 120 of them; the average daily gap was 77 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Dhanbad logged 0.4% Severe days and 3.1% Good-or-Satisfactory days; Rohtak was 1.1% Severe and 36.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Dhanbad 2 days, Rohtak 45 days.
Year-over-year progress
The worst recorded day for Dhanbad reached AQI 436 at Kalakusuma (DMC) on 2024-04-28; Rohtak hit AQI 498 at MD University (HSPCB) on 2019-11-03.
Station-level disparity
Dhanbad spans 2 CPCB stations with a 12-point spread (min 156, max 168); Rohtak spans 1 stations with a 0-point spread (min 159, max 159).
Verdict
🏆 Rohtak has better air quality with an AQI of 151 compared to Dhanbad's 208. That's a significant difference of 57 points.