Howrah vs Hubli-Dharwad
Side-by-side air quality comparison between Howrah 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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Howrah averaged an AQI of 126 while Hubli-Dharwad averaged 64 — a 62-point (97%) gap, with Howrah the more polluted and Hubli-Dharwad the cleaner of the two. On 1709 days when both cities reported, Hubli-Dharwad was cleaner on 1376 of them; the average daily gap was 91 AQI points.
Seasonality & days
Howrah peaks in December, while Hubli-Dharwad peaks in February. Howrah logged 0.7% Severe days and 48.7% Good-or-Satisfactory days; Hubli-Dharwad was 0% Severe and 74.1% Good-or-Satisfactory. Longest clean-air streaks: Howrah 120 days, Hubli-Dharwad 180 days.
Year-over-year progress
Howrah has improved by 32 AQI points (20.3%) from 2016 to 2024; Hubli-Dharwad has improved by 18 AQI points (22%) over the same window. The worst recorded day for Howrah reached AQI 500 at Ghusuri (WBPCB) on 2017-04-15; Hubli-Dharwad hit AQI 500 at Deshpande Nagar (KSPCB) on 2018-05-21.
Station-level disparity
Howrah spans 5 CPCB stations with a 116-point spread (min 111, max 227); Hubli-Dharwad spans 2 stations with a 6-point spread (min 73, max 79).