Bettiah vs Gaya
Side-by-side air quality comparison between Bettiah and Gaya.
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 Gaya averaged 110 — a 17-point (15%) gap, with Bettiah the more polluted and Gaya the cleaner of the two. On 808 days when both cities reported, Bettiah was cleaner on 417 of them; the average daily gap was 67 AQI points.
Seasonality & days
Bettiah peaks in November, while Gaya peaks in January. Bettiah logged 3.2% Severe days and 32.3% Good-or-Satisfactory days; Gaya was 1.7% Severe and 32% Good-or-Satisfactory. Longest clean-air streaks: Bettiah 20 days, Gaya 52 days.
Year-over-year progress
Bettiah has improved by 73 AQI points (36.5%) from 2021 to 2024; Gaya has improved by 89 AQI points (44.7%) over the same window. The worst recorded day for Bettiah reached AQI 470 at Kamalnath Nagar (BSPCB) on 2023-01-01; Gaya hit AQI 500 at Collectorate (BSPCB) on 2016-10-15.
Station-level disparity
Bettiah spans 1 CPCB stations with a 0-point spread (min 173, max 173); Gaya spans 3 stations with a 85-point spread (min 88, max 173).