Kollam vs Mira-Bhayandar
Side-by-side air quality comparison between Kollam and Mira-Bhayandar.
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 Mira-Bhayandar averaged 102 — a 18-point (21%) gap, with Mira-Bhayandar the more polluted and Kollam the cleaner of the two. On 251 days when both cities reported, Kollam was cleaner on 144 of them; the average daily gap was 49 AQI points.
Seasonality & days
Kollam peaks in January, while Mira-Bhayandar peaks in November. Kollam logged 0% Severe days and 81% Good-or-Satisfactory days; Mira-Bhayandar was 0% Severe and 51.2% Good-or-Satisfactory. Longest clean-air streaks: Kollam 65 days, Mira-Bhayandar 41 days.
Year-over-year progress
The worst recorded day for Kollam reached AQI 272 at Polayathode Kollam (PCB) on 2024-04-06; Mira-Bhayandar hit AQI 284 at Bhayandar West (MPCB) on 2024-11-23.
Station-level disparity
Kollam spans 1 CPCB stations with a 0-point spread (min 84, max 84); Mira-Bhayandar spans 1 stations with a 0-point spread (min 102, max 102).