Patna vs Raipur
Side-by-side air quality comparison between Patna 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 | Patna | Raipur |
|---|---|---|
| PM2.5(µg/m³) | 99.00 | 46.40 |
| PM10(µg/m³) | 111.80 | 52.30 |
| NO₂(µg/m³) | 49.30 | 43.70 |
| SO₂(µg/m³) | 18.10 | 70.60 |
| O₃(µg/m³) | 19.00 | 42.00 |
| CO(µg/m³) | 704.00 | 484.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Patna averaged an AQI of 172 while Raipur averaged 74 — a 98-point (132%) gap, with Patna the more polluted and Raipur the cleaner of the two. On 731 days when both cities reported, Raipur was cleaner on 688 of them; the average daily gap was 157 AQI points.
Seasonality & days
Patna peaks in December, while Raipur peaks in November. Patna logged 7.5% Severe days and 19.400000000000002% Good-or-Satisfactory days; Raipur was 0% Severe and 54.3% Good-or-Satisfactory. Longest clean-air streaks: Patna 30 days, Raipur 70 days.
Year-over-year progress
Patna has improved by 40 AQI points (18.9%) from 2016 to 2024; Raipur has improved by 64 AQI points (46.4%) over the same window. The worst recorded day for Patna reached AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01; Raipur hit AQI 226 at AIIMS (CECB) on 2023-12-26.
Station-level disparity
Patna spans 6 CPCB stations with a 39-point spread (min 154, max 193); Raipur spans 4 stations with a 42-point spread (min 63, max 105).
Verdict
🏆 Raipur has better air quality with an AQI of 78 compared to Patna's 231. That's a significant difference of 153 points.