Bilaspur vs Dhanbad
Side-by-side air quality comparison between Bilaspur and Dhanbad.
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 | Bilaspur | Dhanbad |
|---|---|---|
| PM2.5(µg/m³) | 34.80 | 92.20 |
| PM10(µg/m³) | 43.70 | 100.10 |
| NO₂(µg/m³) | 28.50 | 60.10 |
| SO₂(µg/m³) | 18.50 | 187.20 |
| O₃(µg/m³) | 38.00 | 36.00 |
| CO(µg/m³) | 477.00 | 755.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bilaspur averaged an AQI of 61 while Dhanbad averaged 161 — a 100-point (164%) gap, with Dhanbad the more polluted and Bilaspur the cleaner of the two. On 205 days when both cities reported, Bilaspur was cleaner on 203 of them; the average daily gap was 107 AQI points.
Seasonality & days
Bilaspur peaks in December, while Dhanbad peaks in November. Bilaspur logged 0% Severe days and 88% Good-or-Satisfactory days; Dhanbad was 0.4% Severe and 3.1% Good-or-Satisfactory. Longest clean-air streaks: Bilaspur 66 days, Dhanbad 2 days.
Year-over-year progress
The worst recorded day for Bilaspur reached AQI 259 at Mangala (NTPC) on 2023-03-09; Dhanbad hit AQI 436 at Kalakusuma (DMC) on 2024-04-28.
Station-level disparity
Bilaspur spans 1 CPCB stations with a 0-point spread (min 69, max 69); Dhanbad spans 2 stations with a 12-point spread (min 156, max 168).
Verdict
🏆 Bilaspur has better air quality with an AQI of 59 compared to Dhanbad's 208. That's a significant difference of 149 points.