Rourkela vs Vellore
Side-by-side air quality comparison between Rourkela 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, Rourkela averaged an AQI of 115 while Vellore averaged 61 — a 54-point (89%) gap, with Rourkela the more polluted and Vellore the cleaner of the two. On 191 days when both cities reported, Vellore was cleaner on 178 of them; the average daily gap was 75 AQI points.
Seasonality & days
Rourkela peaks in November, while Vellore peaks in December. Rourkela logged 0% Severe days and 32.9% Good-or-Satisfactory days; Vellore was 0% Severe and 83.5% Good-or-Satisfactory. Longest clean-air streaks: Rourkela 60 days, Vellore 23 days.
Year-over-year progress
Rourkela has improved by 112 AQI points (49.3%) from 2022 to 2024; Vellore has improved by 10 AQI points (14.1%) over the same window. The worst recorded day for Rourkela reached AQI 344 at Raghunathpali (OSPCB) on 2024-01-01; Vellore hit AQI 245 at Vasanthapuram (TNPCB) on 2024-01-14.
Station-level disparity
Rourkela spans 3 CPCB stations with a 29-point spread (min 106, max 135); Vellore spans 1 stations with a 0-point spread (min 70, max 70).