Mumbai vs Prayagraj
Side-by-side air quality comparison between Mumbai and Prayagraj.
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 | Mumbai | Prayagraj |
|---|---|---|
| PM2.5(µg/m³) | 17.50 | 61.00 |
| PM10(µg/m³) | 40.70 | 73.80 |
| NO₂(µg/m³) | 11.00 | 45.90 |
| SO₂(µg/m³) | 12.60 | 15.60 |
| O₃(µg/m³) | 42.00 | 36.00 |
| CO(µg/m³) | 196.00 | 240.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Mumbai averaged an AQI of 93 while Prayagraj averaged 80 — a 13-point (16%) gap, with Mumbai the more polluted and Prayagraj the cleaner of the two. On 938 days when both cities reported, Prayagraj was cleaner on 793 of them; the average daily gap was 90 AQI points.
Seasonality & days
Mumbai peaks in December, while Prayagraj peaks in November. Mumbai logged 0.5% Severe days and 34% Good-or-Satisfactory days; Prayagraj was 0.2% Severe and 48% Good-or-Satisfactory. Longest clean-air streaks: Mumbai 58 days, Prayagraj 69 days.
Year-over-year progress
Mumbai has improved by 4 AQI points (4.1%) from 2016 to 2024; Prayagraj has improved by 42 AQI points (34.4%) over the same window. The worst recorded day for Mumbai reached AQI 500 at Vile Parle West (MPCB) on 2022-08-15; Prayagraj hit AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08.
Station-level disparity
Mumbai spans 29 CPCB stations with a 74-point spread (min 77, max 151); Prayagraj spans 3 stations with a 9-point spread (min 96, max 105).
Verdict
🏆 Mumbai has better air quality with an AQI of 41 compared to Prayagraj's 104. That's a significant difference of 63 points.