Kollam vs Pimpri-Chinchwad
Side-by-side air quality comparison between Kollam and Pimpri-Chinchwad.
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 Pimpri-Chinchwad averaged 114 — a 30-point (36%) gap, with Pimpri-Chinchwad the more polluted and Kollam the cleaner of the two. On 275 days when both cities reported, Kollam was cleaner on 200 of them; the average daily gap was 72 AQI points.
Seasonality & days
Kollam peaks in January, while Pimpri-Chinchwad peaks in November. Kollam logged 0% Severe days and 81% Good-or-Satisfactory days; Pimpri-Chinchwad was 0% Severe and 42% Good-or-Satisfactory. Longest clean-air streaks: Kollam 65 days, Pimpri-Chinchwad 82 days.
Year-over-year progress
The worst recorded day for Kollam reached AQI 272 at Polayathode Kollam (PCB) on 2024-04-06; Pimpri-Chinchwad hit AQI 341 at Thergaon Pimpri (MPCB) on 2024-11-23.
Station-level disparity
Kollam spans 1 CPCB stations with a 0-point spread (min 84, max 84); Pimpri-Chinchwad spans 4 stations with a 20-point spread (min 107, max 127).