Palwal vs Thrissur
Side-by-side air quality comparison between Palwal 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 | Palwal | Thrissur |
|---|---|---|
| PM2.5(µg/m³) | 62.40 | 8.60 |
| PM10(µg/m³) | 136.40 | 10.10 |
| NO₂(µg/m³) | 19.70 | 9.80 |
| SO₂(µg/m³) | 10.50 | 3.30 |
| O₃(µg/m³) | 66.00 | 29.00 |
| CO(µg/m³) | 503.00 | 163.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Palwal averaged an AQI of 95 while Thrissur averaged 57 — a 38-point (67%) gap, with Palwal the more polluted and Thrissur the cleaner of the two. On 1040 days when both cities reported, Thrissur was cleaner on 756 of them; the average daily gap was 48 AQI points.
Seasonality & days
Palwal peaks in November, while Thrissur peaks in February. Palwal logged 0.2% Severe days and 47.800000000000004% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Palwal 37 days, Thrissur 52 days.
Year-over-year progress
Palwal has improved by 91 AQI points (48.9%) from 2019 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Palwal reached AQI 465 at Shyam Nagar (HSPCB) on 2019-11-14; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Palwal spans 1 CPCB stations with a 0-point spread (min 120, max 120); 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 Palwal's 125. That's a significant difference of 111 points.