Cuddalore vs Dewās
Side-by-side air quality comparison between Cuddalore and Dewās.
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, Cuddalore averaged an AQI of 52 while Dewās averaged 98 — a 46-point (88%) gap, with Dewās the more polluted and Cuddalore the cleaner of the two. On 282 days when both cities reported, Cuddalore was cleaner on 220 of them; the average daily gap was 48 AQI points.
Seasonality & days
Cuddalore peaks in January, while Dewās peaks in December. Cuddalore logged 0% Severe days and 90.6% Good-or-Satisfactory days; Dewās was 0% Severe and 47.7% Good-or-Satisfactory. Longest clean-air streaks: Cuddalore 34 days, Dewās 101 days.
Year-over-year progress
The worst recorded day for Cuddalore reached AQI 329 at Kudikadu (TNPCB) on 2024-04-05; Dewās hit AQI 327 at Bhopal Chauraha (MPPCB) on 2023-07-01.
Station-level disparity
Cuddalore spans 2 CPCB stations with a 11-point spread (min 46, max 57); Dewās spans 1 stations with a 0-point spread (min 106, max 106).