Gwalior vs Haldia
Side-by-side air quality comparison between Gwalior 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, Gwalior averaged an AQI of 136 while Haldia averaged 90 — a 46-point (51%) gap, with Gwalior the more polluted and Haldia the cleaner of the two. On 359 days when both cities reported, Haldia was cleaner on 328 of them; the average daily gap was 85 AQI points.
Seasonality & days
Gwalior peaks in November, while Haldia peaks in December. Gwalior logged 0.4% Severe days and 31.5% Good-or-Satisfactory days; Haldia was 0% Severe and 65.4% Good-or-Satisfactory. Longest clean-air streaks: Gwalior 47 days, Haldia 51 days.
Year-over-year progress
Gwalior has improved by 12 AQI points (8.1%) from 2020 to 2024; Haldia has worsened by 8 AQI points (9.8%) over the same window. The worst recorded day for Gwalior reached AQI 450 at City Center (MPPCB) on 2021-11-09; Haldia hit AQI 322 at Priyambada Housing Estate (WBPCB) on 2024-11-26.
Station-level disparity
Gwalior spans 4 CPCB stations with a 53-point spread (min 112, max 165); Haldia spans 1 stations with a 0-point spread (min 86, max 86).