Arrah vs Hajipur
Side-by-side air quality comparison between Arrah and Hajipur.
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, Arrah averaged an AQI of 123 while Hajipur averaged 173 — a 50-point (41%) gap, with Hajipur the more polluted and Arrah the cleaner of the two. On 833 days when both cities reported, Hajipur was cleaner on 449 of them; the average daily gap was 60 AQI points.
Seasonality & days
Arrah peaks in January, while Hajipur peaks in December. Arrah logged 0.2% Severe days and 32.3% Good-or-Satisfactory days; Hajipur was 0.3% Severe and 36.6% Good-or-Satisfactory. Longest clean-air streaks: Arrah 11 days, Hajipur 36 days.
Year-over-year progress
Arrah has improved by 175 AQI points (58.7%) from 2021 to 2024; Hajipur has worsened by 74 AQI points (74.7%) over the same window. The worst recorded day for Arrah reached AQI 420 at New DM Office (BSPCB) on 2021-12-21; Hajipur hit AQI 427 at Industrial Area (BSPCB) on 2024-11-12.
Station-level disparity
Arrah spans 1 CPCB stations with a 0-point spread (min 162, max 162); Hajipur spans 1 stations with a 0-point spread (min 149, max 149).