Hubli-Dharwad vs Solapur
Side-by-side air quality comparison between Hubli-Dharwad and Solapur.
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 | Solapur |
|---|---|---|
| PM2.5(µg/m³) | 5.50 | 13.50 |
| PM10(µg/m³) | 8.80 | 22.10 |
| NO₂(µg/m³) | 6.30 | 6.90 |
| SO₂(µg/m³) | 1.20 | 2.70 |
| O₃(µg/m³) | 36.00 | 46.00 |
| CO(µg/m³) | 112.00 | 157.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hubli-Dharwad averaged an AQI of 64 while Solapur averaged 96 — a 32-point (50%) gap, with Solapur the more polluted and Hubli-Dharwad the cleaner of the two. On 1297 days when both cities reported, Hubli-Dharwad was cleaner on 976 of them; the average daily gap was 34 AQI points.
Seasonality & days
Hubli-Dharwad peaks in February, while Solapur peaks in March. Hubli-Dharwad logged 0% Severe days and 74.1% Good-or-Satisfactory days; Solapur was 0% Severe and 52.7% Good-or-Satisfactory. Longest clean-air streaks: Hubli-Dharwad 180 days, Solapur 61 days.
Year-over-year progress
Hubli-Dharwad has improved by 18 AQI points (22%) from 2018 to 2024; Solapur has improved by 45 AQI points (31.9%) over the same window. The worst recorded day for Hubli-Dharwad reached AQI 500 at Deshpande Nagar (KSPCB) on 2018-05-21; Solapur hit AQI 266 at Solapur (MPCB) on 2018-03-03.
Station-level disparity
Hubli-Dharwad spans 2 CPCB stations with a 6-point spread (min 73, max 79); Solapur spans 3 stations with a 10-point spread (min 88, max 98).
Verdict
🏆 Hubli-Dharwad has better air quality with an AQI of 9 compared to Solapur's 23.