Charkhi Dādri vs Thrissur
Side-by-side air quality comparison between Charkhi Dādri 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 | Charkhi Dādri | Thrissur |
|---|---|---|
| PM2.5(µg/m³) | 67.80 | 8.60 |
| PM10(µg/m³) | 219.30 | 10.10 |
| NO₂(µg/m³) | 11.50 | 9.80 |
| SO₂(µg/m³) | 9.90 | 3.30 |
| O₃(µg/m³) | 99.00 | 29.00 |
| CO(µg/m³) | 416.00 | 163.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Charkhi Dādri averaged an AQI of 145 while Thrissur averaged 57 — a 88-point (154%) gap, with Charkhi Dādri the more polluted and Thrissur the cleaner of the two. On 1081 days when both cities reported, Thrissur was cleaner on 970 of them; the average daily gap was 97 AQI points.
Seasonality & days
Charkhi Dādri peaks in November, while Thrissur peaks in February. Charkhi Dādri logged 0.7% Severe days and 28% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Charkhi Dādri 48 days, Thrissur 52 days.
Year-over-year progress
Charkhi Dādri has improved by 51 AQI points (26%) from 2020 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Charkhi Dādri reached AQI 470 at Mini Secretariat Charkhi (HSPCB) on 2021-11-12; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Charkhi Dādri spans 1 CPCB stations with a 0-point spread (min 162, max 162); 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 Charkhi Dādri's 180. That's a significant difference of 166 points.