Arrah vs Chandrapur
Side-by-side air quality comparison between Arrah and Chandrapur.
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 | Arrah | Chandrapur |
|---|---|---|
| PM2.5(µg/m³) | 102.90 | 22.50 |
| PM10(µg/m³) | 117.10 | 32.50 |
| NO₂(µg/m³) | 42.70 | 9.80 |
| SO₂(µg/m³) | 15.30 | 13.50 |
| O₃(µg/m³) | 46.00 | 87.00 |
| CO(µg/m³) | 841.00 | 183.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Arrah averaged an AQI of 123 while Chandrapur averaged 123 — a 0-point (0%) gap, with Chandrapur the more polluted and Arrah the cleaner of the two. On 229 days when both cities reported, Chandrapur was cleaner on 167 of them; the average daily gap was 68 AQI points.
Seasonality & days
Arrah peaks in January, while Chandrapur peaks in March. Arrah logged 0.2% Severe days and 32.3% Good-or-Satisfactory days; Chandrapur was 0.3% Severe and 58.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Arrah 11 days, Chandrapur 37 days.
Year-over-year progress
Arrah has improved by 175 AQI points (58.7%) from 2021 to 2024; Chandrapur has improved by 1 AQI points (0.8%) over the same window. The worst recorded day for Arrah reached AQI 420 at New DM Office (BSPCB) on 2021-12-21; Chandrapur hit AQI 500 at MIDC Khutala (MPCB) on 2017-11-14.
Station-level disparity
Arrah spans 1 CPCB stations with a 0-point spread (min 162, max 162); Chandrapur spans 1 stations with a 0-point spread (min 100, max 100).
Verdict
🏆 Chandrapur has better air quality with an AQI of 38 compared to Arrah's 244. That's a significant difference of 206 points.