Haldia vs Maihar
Side-by-side air quality comparison between Haldia and Maihar.
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 Maihar averaged 59 — a 31-point (53%) gap, with Haldia the more polluted and Maihar the cleaner of the two. On 506 days when both cities reported, Maihar was cleaner on 379 of them; the average daily gap was 49 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Haldia logged 0% Severe days and 65.4% Good-or-Satisfactory days; Maihar was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Haldia 51 days, Maihar 72 days.
Year-over-year progress
Haldia has worsened by 8 AQI points (9.8%) from 2023 to 2024; Maihar has improved by 9 AQI points (13.2%) over the same window. The worst recorded day for Haldia reached AQI 322 at Priyambada Housing Estate (WBPCB) on 2024-11-26; Maihar hit AQI 262 at Sahilara Maihar (Cements) on 2022-08-25.
Station-level disparity
Haldia spans 1 CPCB stations with a 0-point spread (min 86, max 86); Maihar spans 1 stations with a 0-point spread (min 56, max 56).