Bareilly vs Patna
Side-by-side air quality comparison between Bareilly and Patna.
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 | Bareilly | Patna |
|---|---|---|
| PM2.5(µg/m³) | 62.60 | 97.80 |
| PM10(µg/m³) | 85.70 | 109.40 |
| NO₂(µg/m³) | 26.50 | 40.50 |
| SO₂(µg/m³) | 8.90 | 18.90 |
| O₃(µg/m³) | 84.00 | 52.00 |
| CO(µg/m³) | 816.00 | 667.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bareilly averaged an AQI of 61 while Patna averaged 172 — a 111-point (182%) gap, with Patna the more polluted and Bareilly the cleaner of the two. On 566 days when both cities reported, Bareilly was cleaner on 542 of them; the average daily gap was 145 AQI points.
Seasonality & days
Bareilly peaks in November, while Patna peaks in December. Bareilly logged 0% Severe days and 73.1% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Bareilly 51 days, Patna 30 days.
Year-over-year progress
Bareilly has improved by 50 AQI points (45%) from 2022 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Bareilly reached AQI 292 at Rajendra Nagar (UPPCB) on 2022-11-03; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Bareilly spans 2 CPCB stations with a 12-point spread (min 71, max 83); Patna spans 6 stations with a 39-point spread (min 154, max 193).
Verdict
🏆 Bareilly has better air quality with an AQI of 110 compared to Patna's 227. That's a significant difference of 117 points.