Kolār vs Tirunelveli
Side-by-side air quality comparison between Kolār and Tirunelveli.
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, Kolār averaged an AQI of 65 while Tirunelveli averaged 30 — a 35-point (117%) gap, with Kolār the more polluted and Tirunelveli the cleaner of the two. On 89 days when both cities reported, Tirunelveli was cleaner on 88 of them; the average daily gap was 21 AQI points.
Seasonality & days
Kolār peaks in September, while Tirunelveli peaks in October. Kolār logged 0.9% Severe days and 85.30000000000001% Good-or-Satisfactory days; Tirunelveli was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Kolār 17 days, Tirunelveli 31 days.
Year-over-year progress
The worst recorded day for Kolār reached AQI 500 at Tamaka Ind Area (KSPCB) on 2018-09-18; Tirunelveli hit AQI 42 at Municipal Corporation Office (TNPCB) on 2024-10-30.
Station-level disparity
Kolār spans 1 CPCB stations with a 0-point spread (min 71, max 71); Tirunelveli spans 1 stations with a 0-point spread (min 30, max 30).