Tālcher vs Thrissur
Side-by-side air quality comparison between Tālcher 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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Tālcher averaged an AQI of 127 while Thrissur averaged 57 — a 70-point (123%) gap, with Tālcher the more polluted and Thrissur the cleaner of the two. On 732 days when both cities reported, Thrissur was cleaner on 566 of them; the average daily gap was 49 AQI points.
Seasonality & days
Tālcher peaks in December, while Thrissur peaks in February. Tālcher logged 0.2% Severe days and 43.1% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Tālcher 44 days, Thrissur 52 days.
Year-over-year progress
Tālcher has improved by 63 AQI points (33.2%) from 2018 to 2023; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Tālcher reached AQI 414 at Talcher (OSPCB) on 2018-11-27; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Tālcher spans 1 CPCB stations with a 0-point spread (min 132, max 132); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).