Belgaum vs Haldia
Side-by-side air quality comparison between Belgaum 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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Belgaum | Haldia |
|---|---|---|
| PM2.5(µg/m³) | 12.20 | 50.20 |
| PM10(µg/m³) | 20.70 | 55.20 |
| NO₂(µg/m³) | 8.30 | 14.30 |
| SO₂(µg/m³) | 1.40 | 9.50 |
| O₃(µg/m³) | 32.00 | 79.00 |
| CO(µg/m³) | 110.00 | 280.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Belgaum averaged an AQI of 58 while Haldia averaged 90 — a 32-point (55%) gap, with Haldia the more polluted and Belgaum the cleaner of the two. On 607 days when both cities reported, Belgaum was cleaner on 344 of them; the average daily gap was 39 AQI points.
Seasonality & days
Belgaum peaks in January, while Haldia peaks in December. Belgaum logged 0% Severe days and 84.3% Good-or-Satisfactory days; Haldia was 0% Severe and 65.4% Good-or-Satisfactory. Longest clean-air streaks: Belgaum 71 days, Haldia 51 days.
Year-over-year progress
Belgaum has improved by 33 AQI points (36.3%) from 2022 to 2024; Haldia has worsened by 8 AQI points (9.8%) over the same window. The worst recorded day for Belgaum reached AQI 248 at Ramteerth Nagar (KSPCB) on 2024-12-14; Haldia hit AQI 322 at Priyambada Housing Estate (WBPCB) on 2024-11-26.
Station-level disparity
Belgaum spans 1 CPCB stations with a 0-point spread (min 71, max 71); Haldia spans 1 stations with a 0-point spread (min 86, max 86).
Verdict
🏆 Belgaum has better air quality with an AQI of 21 compared to Haldia's 84. That's a significant difference of 63 points.