Arrah vs Raipur
Side-by-side air quality comparison between Arrah and Raipur.
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 | Raipur |
|---|---|---|
| PM2.5(µg/m³) | 99.00 | 44.90 |
| PM10(µg/m³) | 115.50 | 52.30 |
| NO₂(µg/m³) | 53.70 | 45.10 |
| SO₂(µg/m³) | 13.70 | 64.50 |
| O₃(µg/m³) | 10.00 | 35.00 |
| CO(µg/m³) | 944.00 | 471.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Arrah averaged an AQI of 123 while Raipur averaged 74 — a 49-point (66%) gap, with Arrah the more polluted and Raipur the cleaner of the two. On 547 days when both cities reported, Raipur was cleaner on 390 of them; the average daily gap was 77 AQI points.
Seasonality & days
Arrah peaks in January, while Raipur peaks in November. Arrah logged 0.2% Severe days and 32.3% Good-or-Satisfactory days; Raipur was 0% Severe and 54.3% Good-or-Satisfactory. Longest clean-air streaks: Arrah 11 days, Raipur 70 days.
Year-over-year progress
Arrah has improved by 175 AQI points (58.7%) from 2021 to 2024; Raipur has improved by 64 AQI points (46.4%) over the same window. The worst recorded day for Arrah reached AQI 420 at New DM Office (BSPCB) on 2021-12-21; Raipur hit AQI 226 at AIIMS (CECB) on 2023-12-26.
Station-level disparity
Arrah spans 1 CPCB stations with a 0-point spread (min 162, max 162); Raipur spans 4 stations with a 42-point spread (min 63, max 105).
Verdict
🏆 Raipur has better air quality with an AQI of 75 compared to Arrah's 231. That's a significant difference of 156 points.