Bhilwara vs Howrah
Side-by-side air quality comparison between Bhilwara 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 | Bhilwara | Howrah |
|---|---|---|
| PM2.5(µg/m³) | 21.40 | 68.70 |
| PM10(µg/m³) | 35.40 | 72.60 |
| NO₂(µg/m³) | 8.30 | 22.20 |
| SO₂(µg/m³) | 5.70 | 11.50 |
| O₃(µg/m³) | 51.00 | 55.00 |
| CO(µg/m³) | 150.00 | 360.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhilwara averaged an AQI of 98 while Howrah averaged 126 — a 28-point (29%) gap, with Howrah the more polluted and Bhilwara the cleaner of the two. On 326 days when both cities reported, Bhilwara was cleaner on 249 of them; the average daily gap was 63 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Bhilwara logged 0% Severe days and 54.900000000000006% Good-or-Satisfactory days; Howrah was 0.7% Severe and 48.7% Good-or-Satisfactory. Longest clean-air streaks: Bhilwara 35 days, Howrah 120 days.
Year-over-year progress
Bhilwara has improved by 37 AQI points (27.4%) from 2023 to 2024; Howrah has improved by 32 AQI points (20.3%) over the same window. The worst recorded day for Bhilwara reached AQI 331 at Pratap Nagar (RSPCB) on 2023-12-27; Howrah hit AQI 500 at Ghusuri (WBPCB) on 2017-04-15.
Station-level disparity
Bhilwara spans 1 CPCB stations with a 0-point spread (min 111, max 111); Howrah spans 5 stations with a 116-point spread (min 111, max 227).
Verdict
🏆 Bhilwara has better air quality with an AQI of 36 compared to Howrah's 130. That's a significant difference of 94 points.