Hubli-Dharwad vs Sonipat
Side-by-side air quality comparison between Hubli-Dharwad and Sonipat.
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 | Hubli-Dharwad | Sonipat |
|---|---|---|
| PM2.5(µg/m³) | 3.90 | 78.50 |
| PM10(µg/m³) | 8.30 | 302.70 |
| NO₂(µg/m³) | 1.10 | 5.40 |
| SO₂(µg/m³) | 0.70 | 29.40 |
| O₃(µg/m³) | 72.00 | 249.00 |
| CO(µg/m³) | 111.00 | 288.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hubli-Dharwad averaged an AQI of 64 while Sonipat averaged 134 — a 70-point (109%) gap, with Sonipat the more polluted and Hubli-Dharwad the cleaner of the two. On 1478 days when both cities reported, Hubli-Dharwad was cleaner on 1299 of them; the average daily gap was 92 AQI points.
Seasonality & days
Hubli-Dharwad peaks in February, while Sonipat peaks in November. Hubli-Dharwad logged 0% Severe days and 74.1% Good-or-Satisfactory days; Sonipat was 0.8% Severe and 26.5% Good-or-Satisfactory. Longest clean-air streaks: Hubli-Dharwad 180 days, Sonipat 21 days.
Year-over-year progress
Hubli-Dharwad has improved by 18 AQI points (22%) from 2018 to 2024; Sonipat has improved by 220 AQI points (62.1%) over the same window. The worst recorded day for Hubli-Dharwad reached AQI 500 at Deshpande Nagar (KSPCB) on 2018-05-21; Sonipat hit AQI 455 at Murthal (HSPCB) on 2023-11-03.
Station-level disparity
Hubli-Dharwad spans 2 CPCB stations with a 6-point spread (min 73, max 79); Sonipat spans 1 stations with a 0-point spread (min 162, max 162).
Verdict
🏆 Hubli-Dharwad has better air quality with an AQI of 8 compared to Sonipat's 253. That's a significant difference of 245 points.