Angul vs Chennai
Side-by-side air quality comparison between Angul and Chennai.
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, Angul averaged an AQI of 149 while Chennai averaged 68 — a 81-point (119%) gap, with Angul the more polluted and Chennai the cleaner of the two. On 341 days when both cities reported, Chennai was cleaner on 231 of them; the average daily gap was 72 AQI points.
Seasonality & days
Angul peaks in January, while Chennai peaks in December. Angul logged 0% Severe days and 32.1% Good-or-Satisfactory days; Chennai was 0% Severe and 57.5% Good-or-Satisfactory. Longest clean-air streaks: Angul 23 days, Chennai 53 days.
Year-over-year progress
Angul has improved by 89 AQI points (37.4%) from 2023 to 2024; Chennai has improved by 25 AQI points (26.9%) over the same window. The worst recorded day for Angul reached AQI 370 at Hakimapada (OSPCB) on 2024-01-29; Chennai hit AQI 391 at Kodungaiyur (TNPCB) on 2021-05-14.
Station-level disparity
Angul spans 1 CPCB stations with a 0-point spread (min 163, max 163); Chennai spans 9 stations with a 27-point spread (min 63, max 90).