Bhiwāni vs Coimbatore
Side-by-side air quality comparison between Bhiwāni and Coimbatore.
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 | Bhiwāni | Coimbatore |
|---|---|---|
| PM2.5(µg/m³) | 67.10 | 2.50 |
| PM10(µg/m³) | 164.40 | 3.00 |
| NO₂(µg/m³) | 35.30 | 4.60 |
| SO₂(µg/m³) | 11.20 | 2.00 |
| O₃(µg/m³) | 41.00 | 40.00 |
| CO(µg/m³) | 538.00 | 163.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhiwāni averaged an AQI of 134 while Coimbatore averaged 66 — a 68-point (103%) gap, with Bhiwāni the more polluted and Coimbatore the cleaner of the two. On 911 days when both cities reported, Coimbatore was cleaner on 811 of them; the average daily gap was 90 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Bhiwāni logged 0.6% Severe days and 36.4% Good-or-Satisfactory days; Coimbatore was 0% Severe and 90.5% Good-or-Satisfactory. Longest clean-air streaks: Bhiwāni 33 days, Coimbatore 32 days.
Year-over-year progress
Bhiwāni has improved by 15 AQI points (10.1%) from 2019 to 2024; Coimbatore has improved by 5 AQI points (7%) over the same window. The worst recorded day for Bhiwāni reached AQI 471 at HB Colony (HSPCB) on 2019-11-13; Coimbatore hit AQI 279 at SIDCO Kurichi (TNPCB) on 2024-09-28.
Station-level disparity
Bhiwāni spans 1 CPCB stations with a 0-point spread (min 144, max 144); Coimbatore spans 2 stations with a 1-point spread (min 63, max 64).
Verdict
🏆 Coimbatore has better air quality with an AQI of 4 compared to Bhiwāni's 144. That's a significant difference of 140 points.