Guwahati vs Tālcher
Side-by-side air quality comparison between Guwahati 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, Guwahati averaged an AQI of 123 while Tālcher averaged 127 — a 4-point (3%) gap, with Tālcher the more polluted and Guwahati the cleaner of the two. On 1377 days when both cities reported, Tālcher was cleaner on 737 of them; the average daily gap was 63 AQI points.
Seasonality & days
Guwahati peaks in January, while Tālcher peaks in December. Guwahati logged 0.1% Severe days and 44.9% Good-or-Satisfactory days; Tālcher was 0.2% Severe and 43.1% Good-or-Satisfactory. Longest clean-air streaks: Guwahati 105 days, Tālcher 44 days.
Year-over-year progress
Guwahati has worsened by 14 AQI points (12.8%) from 2019 to 2024; Tālcher has improved by 63 AQI points (33.2%) over the same window. The worst recorded day for Guwahati reached AQI 420 at Railway Colony (PCBA) on 2023-01-15; Tālcher hit AQI 414 at Talcher (OSPCB) on 2018-11-27.
Station-level disparity
Guwahati spans 4 CPCB stations with a 26-point spread (min 118, max 144); Tālcher spans 1 stations with a 0-point spread (min 132, max 132).