Dhanbad vs Vellore
Side-by-side air quality comparison between Dhanbad and Vellore.
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, Dhanbad averaged an AQI of 161 while Vellore averaged 61 — a 100-point (164%) gap, with Dhanbad the more polluted and Vellore the cleaner of the two. On 97 days when both cities reported, Vellore was cleaner on 92 of them; the average daily gap was 96 AQI points.
Seasonality & days
Dhanbad peaks in November, while Vellore peaks in December. Dhanbad logged 0.4% Severe days and 3.1% Good-or-Satisfactory days; Vellore was 0% Severe and 83.5% Good-or-Satisfactory. Longest clean-air streaks: Dhanbad 2 days, Vellore 23 days.
Year-over-year progress
The worst recorded day for Dhanbad reached AQI 436 at Kalakusuma (DMC) on 2024-04-28; Vellore hit AQI 245 at Vasanthapuram (TNPCB) on 2024-01-14.
Station-level disparity
Dhanbad spans 2 CPCB stations with a 12-point spread (min 156, max 168); Vellore spans 1 stations with a 0-point spread (min 70, max 70).