Patna vs Solapur
Side-by-side air quality comparison between Patna and Solapur.
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 | Solapur |
|---|---|---|
| PM2.5(µg/m³) | 97.80 | 13.60 |
| PM10(µg/m³) | 109.40 | 22.30 |
| NO₂(µg/m³) | 40.50 | 6.60 |
| SO₂(µg/m³) | 18.90 | 3.10 |
| O₃(µg/m³) | 52.00 | 46.00 |
| CO(µg/m³) | 667.00 | 150.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Patna averaged an AQI of 172 while Solapur averaged 96 — a 76-point (79%) gap, with Patna the more polluted and Solapur the cleaner of the two. On 1635 days when both cities reported, Solapur was cleaner on 1541 of them; the average daily gap was 125 AQI points.
Seasonality & days
Patna peaks in December, while Solapur peaks in March. Patna logged 7.5% Severe days and 19.400000000000002% Good-or-Satisfactory days; Solapur was 0% Severe and 52.7% Good-or-Satisfactory. Longest clean-air streaks: Patna 30 days, Solapur 61 days.
Year-over-year progress
Patna has improved by 40 AQI points (18.9%) from 2016 to 2024; Solapur has improved by 45 AQI points (31.9%) over the same window. The worst recorded day for Patna reached AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01; Solapur hit AQI 266 at Solapur (MPCB) on 2018-03-03.
Station-level disparity
Patna spans 6 CPCB stations with a 39-point spread (min 154, max 193); Solapur spans 3 stations with a 10-point spread (min 88, max 98).
Verdict
🏆 Solapur has better air quality with an AQI of 23 compared to Patna's 227. That's a significant difference of 204 points.