Bhopal vs Patna
Side-by-side air quality comparison between Bhopal 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 | Bhopal | Patna |
|---|---|---|
| PM2.5(µg/m³) | 31.50 | 97.80 |
| PM10(µg/m³) | 53.20 | 109.40 |
| NO₂(µg/m³) | 3.80 | 40.50 |
| SO₂(µg/m³) | 8.10 | 18.90 |
| O₃(µg/m³) | 96.00 | 52.00 |
| CO(µg/m³) | 273.00 | 667.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhopal averaged an AQI of 114 while Patna averaged 172 — a 58-point (51%) gap, with Patna the more polluted and Bhopal the cleaner of the two. On 1507 days when both cities reported, Bhopal was cleaner on 1350 of them; the average daily gap was 105 AQI points.
Seasonality & days
Bhopal peaks in November, while Patna peaks in December. Bhopal logged 0% Severe days and 38.4% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Bhopal 47 days, Patna 30 days.
Year-over-year progress
Bhopal has improved by 39 AQI points (25.5%) from 2019 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Bhopal reached AQI 392 at T T Nagar (MPPCB) on 2022-01-06; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Bhopal spans 3 CPCB stations with a 18-point spread (min 111, max 129); Patna spans 6 stations with a 39-point spread (min 154, max 193).
Verdict
🏆 Bhopal has better air quality with an AQI of 54 compared to Patna's 227. That's a significant difference of 173 points.