Dewās vs Patna
Side-by-side air quality comparison between Dewās 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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dewās averaged an AQI of 98 while Patna averaged 172 — a 74-point (76%) gap, with Patna the more polluted and Dewās the cleaner of the two. On 2359 days when both cities reported, Dewās was cleaner on 2153 of them; the average daily gap was 126 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; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Dewās 101 days, Patna 30 days.
Year-over-year progress
Dewās has improved by 48 AQI points (32.9%) from 2017 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Dewās reached AQI 327 at Bhopal Chauraha (MPPCB) on 2023-07-01; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Dewās spans 1 CPCB stations with a 0-point spread (min 106, max 106); Patna spans 6 stations with a 39-point spread (min 154, max 193).