Bettiah vs Dhanbad
Side-by-side air quality comparison between Bettiah and Dhanbad.
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, Bettiah averaged an AQI of 127 while Dhanbad averaged 161 — a 34-point (27%) gap, with Dhanbad the more polluted and Bettiah the cleaner of the two. On 148 days when both cities reported, Bettiah was cleaner on 103 of them; the average daily gap was 71 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Bettiah logged 3.2% Severe days and 32.3% Good-or-Satisfactory days; Dhanbad was 0.4% Severe and 3.1% Good-or-Satisfactory. Longest clean-air streaks: Bettiah 20 days, Dhanbad 2 days.
Year-over-year progress
The worst recorded day for Bettiah reached AQI 470 at Kamalnath Nagar (BSPCB) on 2023-01-01; Dhanbad hit AQI 436 at Kalakusuma (DMC) on 2024-04-28.
Station-level disparity
Bettiah spans 1 CPCB stations with a 0-point spread (min 173, max 173); Dhanbad spans 2 stations with a 12-point spread (min 156, max 168).