Hanumāngarh vs Howrah
Side-by-side air quality comparison between Hanumāngarh 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 | Hanumāngarh | Howrah |
|---|---|---|
| PM2.5(µg/m³) | 39.90 | 64.70 |
| PM10(µg/m³) | 67.10 | 69.40 |
| NO₂(µg/m³) | 16.50 | 18.10 |
| SO₂(µg/m³) | 10.10 | 13.10 |
| O₃(µg/m³) | 83.00 | 86.00 |
| CO(µg/m³) | 339.00 | 421.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hanumāngarh averaged an AQI of 178 while Howrah averaged 126 — a 52-point (41%) gap, with Hanumāngarh the more polluted and Howrah the cleaner of the two. On 320 days when both cities reported, Howrah was cleaner on 202 of them; the average daily gap was 67 AQI points.
Seasonality & days
Hanumāngarh peaks in January, while Howrah peaks in December. Hanumāngarh logged 2.8% Severe days and 20% Good-or-Satisfactory days; Howrah was 0.7% Severe and 48.7% Good-or-Satisfactory. Longest clean-air streaks: Hanumāngarh 22 days, Howrah 120 days.
Year-over-year progress
Hanumāngarh has improved by 13 AQI points (6.8%) from 2023 to 2024; Howrah has improved by 32 AQI points (20.3%) over the same window. The worst recorded day for Hanumāngarh reached AQI 447 at Housing Board (RSPCB) on 2023-11-25; Howrah hit AQI 500 at Ghusuri (WBPCB) on 2017-04-15.
Station-level disparity
Hanumāngarh spans 1 CPCB stations with a 0-point spread (min 184, max 184); Howrah spans 5 stations with a 116-point spread (min 111, max 227).
Verdict
🏆 Hanumāngarh has better air quality with an AQI of 68 compared to Howrah's 117.