Dewās vs Gwalior
Side-by-side air quality comparison between Dewās and Gwalior.
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 | Gwalior |
|---|---|---|
| PM2.5(µg/m³) | 32.60 | 40.70 |
| PM10(µg/m³) | 47.00 | 97.60 |
| NO₂(µg/m³) | 6.50 | 14.70 |
| SO₂(µg/m³) | 12.50 | 5.70 |
| O₃(µg/m³) | 74.00 | 49.00 |
| CO(µg/m³) | 243.00 | 247.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dewās averaged an AQI of 98 while Gwalior averaged 136 — a 38-point (39%) gap, with Gwalior the more polluted and Dewās the cleaner of the two. On 1305 days when both cities reported, Dewās was cleaner on 1027 of them; the average daily gap was 67 AQI points.
Seasonality & days
Dewās peaks in December, while Gwalior peaks in November. Dewās logged 0% Severe days and 47.7% Good-or-Satisfactory days; Gwalior was 0.4% Severe and 31.5% Good-or-Satisfactory. Longest clean-air streaks: Dewās 101 days, Gwalior 47 days.
Year-over-year progress
Dewās has improved by 48 AQI points (32.9%) from 2017 to 2024; Gwalior has improved by 12 AQI points (8.1%) over the same window. The worst recorded day for Dewās reached AQI 327 at Bhopal Chauraha (MPPCB) on 2023-07-01; Gwalior hit AQI 450 at City Center (MPPCB) on 2021-11-09.
Station-level disparity
Dewās spans 1 CPCB stations with a 0-point spread (min 106, max 106); Gwalior spans 4 stations with a 53-point spread (min 112, max 165).
Verdict
🏆 Dewās has better air quality with an AQI of 55 compared to Gwalior's 98.