Kota vs Thrissur
Side-by-side air quality comparison between Kota and Thrissur.
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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Kota | Thrissur |
|---|---|---|
| PM2.5(µg/m³) | 23.30 | 8.60 |
| PM10(µg/m³) | 36.10 | 10.10 |
| NO₂(µg/m³) | 6.10 | 9.80 |
| SO₂(µg/m³) | 7.50 | 3.30 |
| O₃(µg/m³) | 62.00 | 29.00 |
| CO(µg/m³) | 191.00 | 163.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kota averaged an AQI of 131 while Thrissur averaged 57 — a 74-point (130%) gap, with Kota the more polluted and Thrissur the cleaner of the two. On 841 days when both cities reported, Thrissur was cleaner on 770 of them; the average daily gap was 77 AQI points.
Seasonality & days
Kota peaks in November, while Thrissur peaks in February. Kota logged 0% Severe days and 40.599999999999994% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Kota 89 days, Thrissur 52 days.
Year-over-year progress
Kota has improved by 45 AQI points (25.6%) from 2017 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Kota reached AQI 375 at Shrinath Puram (RSPCB) on 2021-11-14; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Kota spans 3 CPCB stations with a 9-point spread (min 121, max 130); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).
Verdict
🏆 Thrissur has better air quality with an AQI of 14 compared to Kota's 39.