Howrah vs Pāli
Side-by-side air quality comparison between Howrah and Pāli.
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 | Howrah | Pāli |
|---|---|---|
| PM2.5(µg/m³) | 64.70 | 33.50 |
| PM10(µg/m³) | 69.40 | 94.30 |
| NO₂(µg/m³) | 18.10 | 3.00 |
| SO₂(µg/m³) | 13.10 | 2.10 |
| O₃(µg/m³) | 86.00 | 58.00 |
| CO(µg/m³) | 421.00 | 143.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Howrah averaged an AQI of 126 while Pāli averaged 134 — a 8-point (6%) gap, with Pāli the more polluted and Howrah the cleaner of the two. On 2059 days when both cities reported, Pāli was cleaner on 1075 of them; the average daily gap was 87 AQI points.
Seasonality & days
Howrah peaks in December, while Pāli peaks in May. Howrah logged 0.7% Severe days and 48.7% Good-or-Satisfactory days; Pāli was 0% Severe and 40.099999999999994% Good-or-Satisfactory. Longest clean-air streaks: Howrah 120 days, Pāli 38 days.
Year-over-year progress
Howrah has improved by 32 AQI points (20.3%) from 2016 to 2024; Pāli has improved by 47 AQI points (26%) over the same window. The worst recorded day for Howrah reached AQI 500 at Ghusuri (WBPCB) on 2017-04-15; Pāli hit AQI 453 at Indira Colony Vistar (RSPCB) on 2019-04-16.
Station-level disparity
Howrah spans 5 CPCB stations with a 116-point spread (min 111, max 227); Pāli spans 1 stations with a 0-point spread (min 123, max 123).
Verdict
🏆 Pāli has better air quality with an AQI of 94 compared to Howrah's 117.