Hapur vs Saharsa
Side-by-side air quality comparison between Hapur 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, Hapur averaged an AQI of 142 while Saharsa averaged 139 — a 3-point (2%) gap, with Hapur the more polluted and Saharsa the cleaner of the two. On 872 days when both cities reported, Hapur was cleaner on 539 of them; the average daily gap was 90 AQI points.
Seasonality & days
Hapur peaks in November, while Saharsa peaks in January. Hapur logged 1.9% Severe days and 36.2% Good-or-Satisfactory days; Saharsa was 1.4% Severe and 28.4% Good-or-Satisfactory. Longest clean-air streaks: Hapur 55 days, Saharsa 20 days.
Year-over-year progress
Hapur has improved by 197 AQI points (58.1%) from 2018 to 2024; Saharsa has improved by 139 AQI points (50%) over the same window. The worst recorded day for Hapur reached AQI 477 at Anand Vihar (UPPCB) on 2019-10-31; Saharsa hit AQI 454 at Police Line (BSPCB) on 2022-12-13.
Station-level disparity
Hapur spans 1 CPCB stations with a 0-point spread (min 159, max 159); Saharsa spans 1 stations with a 0-point spread (min 188, max 188).