Bettiah vs Saharsa
Side-by-side air quality comparison between Bettiah and Saharsa.
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 Saharsa averaged 139 — a 12-point (9%) gap, with Saharsa the more polluted and Bettiah the cleaner of the two. On 671 days when both cities reported, Bettiah was cleaner on 336 of them; the average daily gap was 64 AQI points.
Seasonality & days
Bettiah peaks in November, while Saharsa peaks in January. Bettiah logged 3.2% Severe days and 32.3% Good-or-Satisfactory days; Saharsa was 1.4% Severe and 28.4% Good-or-Satisfactory. Longest clean-air streaks: Bettiah 20 days, Saharsa 20 days.
Year-over-year progress
Bettiah has improved by 73 AQI points (36.5%) from 2021 to 2024; Saharsa has improved by 139 AQI points (50%) over the same window. The worst recorded day for Bettiah reached AQI 470 at Kamalnath Nagar (BSPCB) on 2023-01-01; Saharsa hit AQI 454 at Police Line (BSPCB) on 2022-12-13.
Station-level disparity
Bettiah spans 1 CPCB stations with a 0-point spread (min 173, max 173); Saharsa spans 1 stations with a 0-point spread (min 188, max 188).