Chennai vs Damoh
Side-by-side air quality comparison between Chennai and Damoh.
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, Chennai averaged an AQI of 68 while Damoh averaged 87 — a 19-point (28%) gap, with Damoh the more polluted and Chennai the cleaner of the two. On 1354 days when both cities reported, Damoh was cleaner on 950 of them; the average daily gap was 56 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Chennai logged 0% Severe days and 57.5% Good-or-Satisfactory days; Damoh was 0% Severe and 76.2% Good-or-Satisfactory. Longest clean-air streaks: Chennai 53 days, Damoh 56 days.
Year-over-year progress
Chennai has improved by 25 AQI points (26.9%) from 2017 to 2024; Damoh has improved by 118 AQI points (57.6%) over the same window. The worst recorded day for Chennai reached AQI 391 at Kodungaiyur (TNPCB) on 2021-05-14; Damoh hit AQI 358 at Shrivastav Colony (MPPCB) on 2018-12-27.
Station-level disparity
Chennai spans 9 CPCB stations with a 27-point spread (min 63, max 90); Damoh spans 1 stations with a 0-point spread (min 75, max 75).