Chapra vs Tālcher
Side-by-side air quality comparison between Chapra and Tālcher.
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 2024, Chapra averaged an AQI of 149 while Tālcher averaged 127 — a 22-point (17%) gap, with Chapra the more polluted and Tālcher the cleaner of the two. On 548 days when both cities reported, Tālcher was cleaner on 502 of them; the average daily gap was 112 AQI points.
Seasonality & days
Chapra peaks in January, while Tālcher peaks in December. Chapra logged 2.4% Severe days and 26.8% Good-or-Satisfactory days; Tālcher was 0.2% Severe and 43.1% Good-or-Satisfactory. Longest clean-air streaks: Chapra 14 days, Tālcher 44 days.
Year-over-year progress
Chapra has improved by 181 AQI points (54.8%) from 2021 to 2024; Tālcher has improved by 63 AQI points (33.2%) over the same window. The worst recorded day for Chapra reached AQI 452 at Darshan Nagar (BSPCB) on 2022-12-20; Tālcher hit AQI 414 at Talcher (OSPCB) on 2018-11-27.
Station-level disparity
Chapra spans 1 CPCB stations with a 0-point spread (min 195, max 195); Tālcher spans 1 stations with a 0-point spread (min 132, max 132).