Khanna vs Kollam
Side-by-side air quality comparison between Khanna 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, Khanna averaged an AQI of 102 while Kollam averaged 84 — a 18-point (21%) gap, with Khanna the more polluted and Kollam the cleaner of the two. On 561 days when both cities reported, Kollam was cleaner on 357 of them; the average daily gap was 42 AQI points.
Seasonality & days
Khanna peaks in November, while Kollam peaks in January. Khanna logged 0% Severe days and 61.599999999999994% Good-or-Satisfactory days; Kollam was 0% Severe and 81% Good-or-Satisfactory. Longest clean-air streaks: Khanna 60 days, Kollam 65 days.
Year-over-year progress
Khanna has worsened by 4 AQI points (4.1%) from 2023 to 2024; Kollam has improved by 2 AQI points (2.3%) over the same window. The worst recorded day for Khanna reached AQI 297 at Kalal Majra (PPCB) on 2023-11-09; Kollam hit AQI 272 at Polayathode Kollam (PCB) on 2024-04-06.
Station-level disparity
Khanna spans 1 CPCB stations with a 0-point spread (min 100, max 100); Kollam spans 1 stations with a 0-point spread (min 84, max 84).