Hubli-Dharwad vs Tonk
Side-by-side air quality comparison between Hubli-Dharwad and Tonk.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hubli-Dharwad averaged an AQI of 64 while Tonk averaged 142 — a 78-point (122%) gap, with Tonk the more polluted and Hubli-Dharwad the cleaner of the two. On 570 days when both cities reported, Hubli-Dharwad was cleaner on 469 of them; the average daily gap was 74 AQI points.
Seasonality & days
Hubli-Dharwad peaks in February, while Tonk peaks in November. Hubli-Dharwad logged 0% Severe days and 74.1% Good-or-Satisfactory days; Tonk was 0% Severe and 28.200000000000003% Good-or-Satisfactory. Longest clean-air streaks: Hubli-Dharwad 180 days, Tonk 11 days.
Year-over-year progress
Hubli-Dharwad has improved by 18 AQI points (22%) from 2018 to 2024; Tonk has improved by 14 AQI points (9%) over the same window. The worst recorded day for Hubli-Dharwad reached AQI 500 at Deshpande Nagar (KSPCB) on 2018-05-21; Tonk hit AQI 368 at Shastri Nagar (RSPCB) on 2023-11-17.
Station-level disparity
Hubli-Dharwad spans 2 CPCB stations with a 6-point spread (min 73, max 79); Tonk spans 1 stations with a 0-point spread (min 148, max 148).