Haldia vs Rohtak
Side-by-side air quality comparison between Haldia and Rohtak.
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 | Haldia | Rohtak |
|---|---|---|
| PM2.5(µg/m³) | 50.20 | 75.20 |
| PM10(µg/m³) | 55.20 | 166.70 |
| NO₂(µg/m³) | 14.30 | 37.30 |
| SO₂(µg/m³) | 9.50 | 17.50 |
| O₃(µg/m³) | 79.00 | 42.00 |
| CO(µg/m³) | 280.00 | 658.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Haldia averaged an AQI of 90 while Rohtak averaged 148 — a 58-point (64%) gap, with Rohtak the more polluted and Haldia the cleaner of the two. On 675 days when both cities reported, Haldia was cleaner on 511 of them; the average daily gap was 74 AQI points.
Seasonality & days
Haldia peaks in December, while Rohtak peaks in November. Haldia logged 0% Severe days and 65.4% Good-or-Satisfactory days; Rohtak was 1.1% Severe and 36.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Haldia 51 days, Rohtak 45 days.
Year-over-year progress
Haldia has worsened by 8 AQI points (9.8%) from 2023 to 2024; Rohtak has improved by 123 AQI points (45.4%) over the same window. The worst recorded day for Haldia reached AQI 322 at Priyambada Housing Estate (WBPCB) on 2024-11-26; Rohtak hit AQI 498 at MD University (HSPCB) on 2019-11-03.
Station-level disparity
Haldia spans 1 CPCB stations with a 0-point spread (min 86, max 86); Rohtak spans 1 stations with a 0-point spread (min 159, max 159).
Verdict
🏆 Haldia has better air quality with an AQI of 84 compared to Rohtak's 151. That's a significant difference of 67 points.