Navi Mumbai vs Patna
Side-by-side air quality comparison between Navi Mumbai 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 | Navi Mumbai | Patna |
|---|---|---|
| PM2.5(µg/m³) | 22.80 | 99.00 |
| PM10(µg/m³) | 40.50 | 111.80 |
| NO₂(µg/m³) | 23.40 | 49.30 |
| SO₂(µg/m³) | 22.10 | 18.10 |
| O₃(µg/m³) | 18.00 | 19.00 |
| CO(µg/m³) | 150.00 | 704.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Navi Mumbai averaged an AQI of 107 while Patna averaged 172 — a 65-point (61%) gap, with Patna the more polluted and Navi Mumbai the cleaner of the two. On 2285 days when both cities reported, Navi Mumbai was cleaner on 1930 of them; the average daily gap was 104 AQI points.
Seasonality & days
Navi Mumbai peaks in January, while Patna peaks in December. Navi Mumbai logged 0.2% Severe days and 43.6% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Navi Mumbai 57 days, Patna 30 days.
Year-over-year progress
Navi Mumbai has worsened by 29 AQI points (37.2%) from 2016 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Navi Mumbai reached AQI 477 at Airoli Navi (MPCB) on 2019-04-14; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Navi Mumbai spans 8 CPCB stations with a 37-point spread (min 93, max 130); Patna spans 6 stations with a 39-point spread (min 154, max 193).
Verdict
🏆 Navi Mumbai has better air quality with an AQI of 41 compared to Patna's 231. That's a significant difference of 190 points.