Agra vs Kollam
Side-by-side air quality comparison between Agra 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, Agra averaged an AQI of 79 while Kollam averaged 84 — a 5-point (6%) gap, with Kollam the more polluted and Agra the cleaner of the two. On 1095 days when both cities reported, Kollam was cleaner on 823 of them; the average daily gap was 80 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Agra logged 3.3% Severe days and 34.9% Good-or-Satisfactory days; Kollam was 0% Severe and 81% Good-or-Satisfactory. Longest clean-air streaks: Agra 46 days, Kollam 65 days.
Year-over-year progress
Agra has improved by 134 AQI points (62.9%) from 2016 to 2024; Kollam has improved by 2 AQI points (2.3%) over the same window. The worst recorded day for Agra reached AQI 500 at Sanjay Palace (UPPCB) on 2017-06-03; Kollam hit AQI 272 at Polayathode Kollam (PCB) on 2024-04-06.
Station-level disparity
Agra spans 6 CPCB stations with a 83-point spread (min 79, max 162); Kollam spans 1 stations with a 0-point spread (min 84, max 84).