Hubli-Dharwad vs Palwal
Side-by-side air quality comparison between Hubli-Dharwad and Palwal.
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 | Palwal |
|---|---|---|
| PM2.5(µg/m³) | 3.90 | 65.40 |
| PM10(µg/m³) | 8.30 | 303.60 |
| NO₂(µg/m³) | 1.10 | 0.70 |
| SO₂(µg/m³) | 0.70 | 10.60 |
| O₃(µg/m³) | 72.00 | 192.00 |
| CO(µg/m³) | 111.00 | 296.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hubli-Dharwad averaged an AQI of 64 while Palwal averaged 95 — a 31-point (48%) gap, with Palwal the more polluted and Hubli-Dharwad the cleaner of the two. On 1655 days when both cities reported, Hubli-Dharwad was cleaner on 1164 of them; the average daily gap was 57 AQI points.
Seasonality & days
Hubli-Dharwad peaks in February, while Palwal peaks in November. Hubli-Dharwad logged 0% Severe days and 74.1% Good-or-Satisfactory days; Palwal was 0.2% Severe and 47.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Hubli-Dharwad 180 days, Palwal 37 days.
Year-over-year progress
Hubli-Dharwad has improved by 18 AQI points (22%) from 2018 to 2024; Palwal has improved by 91 AQI points (48.9%) over the same window. The worst recorded day for Hubli-Dharwad reached AQI 500 at Deshpande Nagar (KSPCB) on 2018-05-21; Palwal hit AQI 465 at Shyam Nagar (HSPCB) on 2019-11-14.
Station-level disparity
Hubli-Dharwad spans 2 CPCB stations with a 6-point spread (min 73, max 79); Palwal spans 1 stations with a 0-point spread (min 120, max 120).
Verdict
🏆 Hubli-Dharwad has better air quality with an AQI of 8 compared to Palwal's 254. That's a significant difference of 246 points.