Cuttack vs Howrah
Side-by-side air quality comparison between Cuttack 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 | Cuttack | Howrah |
|---|---|---|
| PM2.5(µg/m³) | 33.90 | 68.70 |
| PM10(µg/m³) | 36.60 | 72.60 |
| NO₂(µg/m³) | 14.60 | 22.20 |
| SO₂(µg/m³) | 8.30 | 11.50 |
| O₃(µg/m³) | 65.00 | 55.00 |
| CO(µg/m³) | 478.00 | 360.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Cuttack averaged an AQI of 112 while Howrah averaged 126 — a 14-point (13%) gap, with Howrah the more polluted and Cuttack the cleaner of the two. On 352 days when both cities reported, Cuttack was cleaner on 269 of them; the average daily gap was 51 AQI points.
Seasonality & days
Cuttack peaks in January, while Howrah peaks in December. Cuttack logged 0% Severe days and 52.5% Good-or-Satisfactory days; Howrah was 0.7% Severe and 48.7% Good-or-Satisfactory. Longest clean-air streaks: Cuttack 29 days, Howrah 120 days.
Year-over-year progress
Cuttack has improved by 89 AQI points (44.3%) from 2023 to 2024; Howrah has improved by 32 AQI points (20.3%) over the same window. The worst recorded day for Cuttack reached AQI 355 at CDA Area (OSPCB) on 2023-11-13; Howrah hit AQI 500 at Ghusuri (WBPCB) on 2017-04-15.
Station-level disparity
Cuttack spans 1 CPCB stations with a 0-point spread (min 125, max 125); Howrah spans 5 stations with a 116-point spread (min 111, max 227).
Verdict
🏆 Cuttack has better air quality with an AQI of 57 compared to Howrah's 130. That's a significant difference of 73 points.