Ahmednagar vs Patna
Side-by-side air quality comparison between Ahmednagar 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 | Ahmednagar | Patna |
|---|---|---|
| PM2.5(µg/m³) | 15.00 | 97.80 |
| PM10(µg/m³) | 30.30 | 109.40 |
| NO₂(µg/m³) | 7.90 | 40.50 |
| SO₂(µg/m³) | 8.20 | 18.90 |
| O₃(µg/m³) | 37.00 | 52.00 |
| CO(µg/m³) | 132.00 | 667.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ahmednagar averaged an AQI of 109 while Patna averaged 172 — a 63-point (58%) gap, with Patna the more polluted and Ahmednagar the cleaner of the two. On 441 days when both cities reported, Ahmednagar was cleaner on 423 of them; the average daily gap was 139 AQI points.
Seasonality & days
Ahmednagar peaks in November, while Patna peaks in December. Ahmednagar logged 0% Severe days and 50.1% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Ahmednagar 13 days, Patna 30 days.
Year-over-year progress
Ahmednagar has worsened by 15 AQI points (16%) from 2023 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Ahmednagar reached AQI 259 at Tarakpur (MPCB) on 2024-12-18; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Ahmednagar spans 1 CPCB stations with a 0-point spread (min 104, max 104); Patna spans 6 stations with a 39-point spread (min 154, max 193).
Verdict
🏆 Ahmednagar has better air quality with an AQI of 30 compared to Patna's 227. That's a significant difference of 197 points.