Ambala vs Haldia
Side-by-side air quality comparison between Ambala and Haldia.
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, Ambala averaged an AQI of 94 while Haldia averaged 90 — a 4-point (4%) gap, with Ambala the more polluted and Haldia the cleaner of the two. On 626 days when both cities reported, Haldia was cleaner on 408 of them; the average daily gap was 44 AQI points.
Seasonality & days
Ambala peaks in November, while Haldia peaks in December. Ambala logged 0.2% Severe days and 46.5% Good-or-Satisfactory days; Haldia was 0% Severe and 65.4% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Haldia 51 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Haldia has worsened by 8 AQI points (9.8%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Haldia hit AQI 322 at Priyambada Housing Estate (WBPCB) on 2024-11-26.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Haldia spans 1 stations with a 0-point spread (min 86, max 86).