Hapur vs Patna
Side-by-side air quality comparison between Hapur and Patna.
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 Patna averaged 172 — a 30-point (21%) gap, with Patna the more polluted and Hapur the cleaner of the two. On 1996 days when both cities reported, Hapur was cleaner on 1570 of them; the average daily gap was 102 AQI points.
Seasonality & days
Hapur peaks in November, while Patna peaks in December. Hapur logged 1.9% Severe days and 36.2% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Hapur 55 days, Patna 30 days.
Year-over-year progress
Hapur has improved by 197 AQI points (58.1%) from 2018 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Hapur reached AQI 477 at Anand Vihar (UPPCB) on 2019-10-31; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Hapur spans 1 CPCB stations with a 0-point spread (min 159, max 159); Patna spans 6 stations with a 39-point spread (min 154, max 193).