Hubli-Dharwad vs Nayāgarh
Side-by-side air quality comparison between Hubli-Dharwad and Nayāgarh.
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 | Nayāgarh |
|---|---|---|
| PM2.5(µg/m³) | 5.50 | 52.50 |
| PM10(µg/m³) | 8.70 | 56.30 |
| NO₂(µg/m³) | 6.00 | 15.20 |
| SO₂(µg/m³) | 1.20 | 7.00 |
| O₃(µg/m³) | 36.00 | 56.00 |
| CO(µg/m³) | 114.00 | 452.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hubli-Dharwad averaged an AQI of 64 while Nayāgarh averaged 98 — a 34-point (53%) gap, with Nayāgarh the more polluted and Hubli-Dharwad the cleaner of the two. On 631 days when both cities reported, Hubli-Dharwad was cleaner on 390 of them; the average daily gap was 53 AQI points.
Seasonality & days
Hubli-Dharwad peaks in February, while Nayāgarh peaks in April. Hubli-Dharwad logged 0% Severe days and 74.1% Good-or-Satisfactory days; Nayāgarh was 0% Severe and 47.400000000000006% Good-or-Satisfactory. Longest clean-air streaks: Hubli-Dharwad 180 days, Nayāgarh 52 days.
Year-over-year progress
Hubli-Dharwad has improved by 18 AQI points (22%) from 2018 to 2024; Nayāgarh has improved by 48 AQI points (32.9%) over the same window. The worst recorded day for Hubli-Dharwad reached AQI 500 at Deshpande Nagar (KSPCB) on 2018-05-21; Nayāgarh hit AQI 336 at Dabuna (OSPCB) on 2023-03-13.
Station-level disparity
Hubli-Dharwad spans 2 CPCB stations with a 6-point spread (min 73, max 79); Nayāgarh spans 1 stations with a 0-point spread (min 116, max 116).
Verdict
🏆 Hubli-Dharwad has better air quality with an AQI of 9 compared to Nayāgarh's 88. That's a significant difference of 79 points.