Dewās vs Mumbai
Side-by-side air quality comparison between Dewās and Mumbai.
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 | Dewās | Mumbai |
|---|---|---|
| PM2.5(µg/m³) | 32.60 | 17.60 |
| PM10(µg/m³) | 47.00 | 41.60 |
| NO₂(µg/m³) | 6.50 | 10.60 |
| SO₂(µg/m³) | 12.50 | 11.40 |
| O₃(µg/m³) | 74.00 | 42.00 |
| CO(µg/m³) | 243.00 | 176.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dewās averaged an AQI of 98 while Mumbai averaged 93 — a 5-point (5%) gap, with Dewās the more polluted and Mumbai the cleaner of the two. On 2028 days when both cities reported, Dewās was cleaner on 1530 of them; the average daily gap was 77 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Dewās logged 0% Severe days and 47.7% Good-or-Satisfactory days; Mumbai was 0.5% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Dewās 101 days, Mumbai 58 days.
Year-over-year progress
Dewās has improved by 48 AQI points (32.9%) from 2017 to 2024; Mumbai has improved by 4 AQI points (4.1%) over the same window. The worst recorded day for Dewās reached AQI 327 at Bhopal Chauraha (MPPCB) on 2023-07-01; Mumbai hit AQI 500 at Vile Parle West (MPCB) on 2022-08-15.
Station-level disparity
Dewās spans 1 CPCB stations with a 0-point spread (min 106, max 106); Mumbai spans 29 stations with a 74-point spread (min 77, max 151).
Verdict
🏆 Mumbai has better air quality with an AQI of 42 compared to Dewās's 55.