Angul vs Kollam
Side-by-side air quality comparison between Angul and Kollam.
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 Kollam averaged 84 — a 65-point (77%) gap, with Angul the more polluted and Kollam the cleaner of the two. On 315 days when both cities reported, Kollam was cleaner on 269 of them; the average daily gap was 91 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Angul logged 0% Severe days and 32.1% Good-or-Satisfactory days; Kollam was 0% Severe and 81% Good-or-Satisfactory. Longest clean-air streaks: Angul 23 days, Kollam 65 days.
Year-over-year progress
Angul has improved by 89 AQI points (37.4%) from 2023 to 2024; Kollam has improved by 2 AQI points (2.3%) over the same window. The worst recorded day for Angul reached AQI 370 at Hakimapada (OSPCB) on 2024-01-29; Kollam hit AQI 272 at Polayathode Kollam (PCB) on 2024-04-06.
Station-level disparity
Angul spans 1 CPCB stations with a 0-point spread (min 163, max 163); Kollam spans 1 stations with a 0-point spread (min 84, max 84).