Kollam vs Maihar
Side-by-side air quality comparison between Kollam and Maihar.
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, Kollam averaged an AQI of 84 while Maihar averaged 59 — a 25-point (42%) gap, with Kollam the more polluted and Maihar the cleaner of the two. On 950 days when both cities reported, Maihar was cleaner on 770 of them; the average daily gap was 38 AQI points.
Seasonality & days
Kollam peaks in January, while Maihar peaks in December. Kollam logged 0% Severe days and 81% Good-or-Satisfactory days; Maihar was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Kollam 65 days, Maihar 72 days.
Year-over-year progress
Kollam has improved by 2 AQI points (2.3%) from 2020 to 2024; Maihar has improved by 9 AQI points (13.2%) over the same window. The worst recorded day for Kollam reached AQI 272 at Polayathode Kollam (PCB) on 2024-04-06; Maihar hit AQI 262 at Sahilara Maihar (Cements) on 2022-08-25.
Station-level disparity
Kollam spans 1 CPCB stations with a 0-point spread (min 84, max 84); Maihar spans 1 stations with a 0-point spread (min 56, max 56).