Gwalior vs Hubli-Dharwad
Side-by-side air quality comparison between Gwalior and Hubli-Dharwad.
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 | Gwalior | Hubli-Dharwad |
|---|---|---|
| PM2.5(µg/m³) | 39.10 | 5.30 |
| PM10(µg/m³) | 89.40 | 8.40 |
| NO₂(µg/m³) | 12.30 | 5.20 |
| SO₂(µg/m³) | 6.20 | 1.20 |
| O₃(µg/m³) | 61.00 | 39.00 |
| CO(µg/m³) | 248.00 | 117.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gwalior averaged an AQI of 136 while Hubli-Dharwad averaged 64 — a 72-point (113%) gap, with Gwalior the more polluted and Hubli-Dharwad the cleaner of the two. On 1245 days when both cities reported, Hubli-Dharwad was cleaner on 1141 of them; the average daily gap was 88 AQI points.
Seasonality & days
Gwalior peaks in November, while Hubli-Dharwad peaks in February. Gwalior logged 0.4% Severe days and 31.5% Good-or-Satisfactory days; Hubli-Dharwad was 0% Severe and 74.1% Good-or-Satisfactory. Longest clean-air streaks: Gwalior 47 days, Hubli-Dharwad 180 days.
Year-over-year progress
Gwalior has improved by 12 AQI points (8.1%) from 2020 to 2024; Hubli-Dharwad has improved by 18 AQI points (22%) over the same window. The worst recorded day for Gwalior reached AQI 450 at City Center (MPPCB) on 2021-11-09; Hubli-Dharwad hit AQI 500 at Deshpande Nagar (KSPCB) on 2018-05-21.
Station-level disparity
Gwalior spans 4 CPCB stations with a 53-point spread (min 112, max 165); Hubli-Dharwad spans 2 stations with a 6-point spread (min 73, max 79).
Verdict
🏆 Hubli-Dharwad has better air quality with an AQI of 9 compared to Gwalior's 90. That's a significant difference of 81 points.