Angul vs Howrah
Side-by-side air quality comparison between Angul and Howrah.
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 | Angul | Howrah |
|---|---|---|
| PM2.5(µg/m³) | 65.90 | 68.70 |
| PM10(µg/m³) | 72.20 | 72.60 |
| NO₂(µg/m³) | 25.60 | 22.20 |
| SO₂(µg/m³) | 5.80 | 11.50 |
| O₃(µg/m³) | 19.00 | 55.00 |
| CO(µg/m³) | 715.00 | 360.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Angul averaged an AQI of 149 while Howrah averaged 126 — a 23-point (18%) gap, with Angul the more polluted and Howrah the cleaner of the two. On 341 days when both cities reported, Howrah was cleaner on 176 of them; the average daily gap was 49 AQI points.
Seasonality & days
Angul peaks in January, while Howrah peaks in December. Angul logged 0% Severe days and 32.1% Good-or-Satisfactory days; Howrah was 0.7% Severe and 48.7% Good-or-Satisfactory. Longest clean-air streaks: Angul 23 days, Howrah 120 days.
Year-over-year progress
Angul has improved by 89 AQI points (37.4%) from 2023 to 2024; Howrah has improved by 32 AQI points (20.3%) over the same window. The worst recorded day for Angul reached AQI 370 at Hakimapada (OSPCB) on 2024-01-29; Howrah hit AQI 500 at Ghusuri (WBPCB) on 2017-04-15.
Station-level disparity
Angul spans 1 CPCB stations with a 0-point spread (min 163, max 163); Howrah spans 5 stations with a 116-point spread (min 111, max 227).
Verdict
🏆 Angul has better air quality with an AQI of 120 compared to Howrah's 130.