Begusarai vs Tālcher
Side-by-side air quality comparison between Begusarai 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, Begusarai averaged an AQI of 128 while Tālcher averaged 127 — a 1-point (1%) gap, with Begusarai the more polluted and Tālcher the cleaner of the two. On 165 days when both cities reported, Tālcher was cleaner on 158 of them; the average daily gap was 149 AQI points.
Seasonality & days
Begusarai peaks in January, while Tālcher peaks in December. Begusarai logged 8.7% Severe days and 20.8% Good-or-Satisfactory days; Tālcher was 0.2% Severe and 43.1% Good-or-Satisfactory. Longest clean-air streaks: Begusarai 14 days, Tālcher 44 days.
Year-over-year progress
Begusarai has improved by 137 AQI points (51.7%) from 2023 to 2024; Tālcher has improved by 63 AQI points (33.2%) over the same window. The worst recorded day for Begusarai reached AQI 469 at Lohiyanagar (BSPCB) on 2023-01-14; Tālcher hit AQI 414 at Talcher (OSPCB) on 2018-11-27.
Station-level disparity
Begusarai spans 1 CPCB stations with a 0-point spread (min 213, max 213); Tālcher spans 1 stations with a 0-point spread (min 132, max 132).