Kārwār vs Thrissur
Side-by-side air quality comparison between Kārwār 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 | Kārwār | Thrissur |
|---|---|---|
| PM2.5(µg/m³) | 4.60 | 7.20 |
| PM10(µg/m³) | 10.50 | 10.00 |
| NO₂(µg/m³) | 0.30 | 2.90 |
| SO₂(µg/m³) | 0.40 | 1.60 |
| O₃(µg/m³) | 60.00 | 58.00 |
| CO(µg/m³) | 94.00 | 109.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kārwār averaged an AQI of 55 while Thrissur averaged 57 — a 2-point (4%) gap, with Thrissur the more polluted and Kārwār the cleaner of the two. On 210 days when both cities reported, Kārwār was cleaner on 119 of them; the average daily gap was 24 AQI points.
Seasonality & days
Kārwār peaks in January, while Thrissur peaks in February. Kārwār logged 0% Severe days and 92.7% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Kārwār 34 days, Thrissur 52 days.
Year-over-year progress
Kārwār has improved by 72 AQI points (56.7%) from 2023 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Kārwār reached AQI 222 at KHB Colony (KSPCB) on 2023-12-21; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Kārwār spans 1 CPCB stations with a 0-point spread (min 58, max 58); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).
Verdict
🏆 Kārwār has better air quality with an AQI of 11 compared to Thrissur's 12.