Haldia vs Hapur
Side-by-side air quality comparison between Haldia and Hapur.
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, Haldia averaged an AQI of 90 while Hapur averaged 142 — a 52-point (58%) gap, with Hapur the more polluted and Haldia the cleaner of the two. On 664 days when both cities reported, Haldia was cleaner on 494 of them; the average daily gap was 70 AQI points.
Seasonality & days
Haldia peaks in December, while Hapur peaks in November. Haldia logged 0% Severe days and 65.4% Good-or-Satisfactory days; Hapur was 1.9% Severe and 36.2% Good-or-Satisfactory. Longest clean-air streaks: Haldia 51 days, Hapur 55 days.
Year-over-year progress
Haldia has worsened by 8 AQI points (9.8%) from 2023 to 2024; Hapur has improved by 197 AQI points (58.1%) over the same window. The worst recorded day for Haldia reached AQI 322 at Priyambada Housing Estate (WBPCB) on 2024-11-26; Hapur hit AQI 477 at Anand Vihar (UPPCB) on 2019-10-31.
Station-level disparity
Haldia spans 1 CPCB stations with a 0-point spread (min 86, max 86); Hapur spans 1 stations with a 0-point spread (min 159, max 159).