Delhi vs Hubli-Dharwad
Side-by-side air quality comparison between Delhi 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 | Delhi | Hubli-Dharwad |
|---|---|---|
| PM2.5(µg/m³) | 80.80 | 5.30 |
| PM10(µg/m³) | 143.90 | 8.40 |
| NO₂(µg/m³) | 41.80 | 5.20 |
| SO₂(µg/m³) | 33.00 | 1.20 |
| O₃(µg/m³) | 63.00 | 39.00 |
| CO(µg/m³) | 568.00 | 117.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Delhi averaged an AQI of 210 while Hubli-Dharwad averaged 64 — a 146-point (228%) gap, with Delhi the more polluted and Hubli-Dharwad the cleaner of the two. On 2064 days when both cities reported, Hubli-Dharwad was cleaner on 2052 of them; the average daily gap was 217 AQI points.
Seasonality & days
Delhi peaks in November, while Hubli-Dharwad peaks in February. Delhi logged 18.7% Severe days and 1.7% Good-or-Satisfactory days; Hubli-Dharwad was 0% Severe and 74.1% Good-or-Satisfactory. Longest clean-air streaks: Delhi 3 days, Hubli-Dharwad 180 days.
Year-over-year progress
Delhi has improved by 42 AQI points (16.7%) from 2016 to 2024; Hubli-Dharwad has improved by 18 AQI points (22%) over the same window. The worst recorded day for Delhi reached AQI 500 at Ashok Vihar (DPCC) on 2024-11-18; Hubli-Dharwad hit AQI 500 at Deshpande Nagar (KSPCB) on 2018-05-21.
Station-level disparity
Delhi spans 39 CPCB stations with a 84-point spread (min 178, max 262); 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 Delhi's 170. That's a significant difference of 161 points.