Kota vs Vellore
Side-by-side air quality comparison between Kota 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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Kota | Vellore |
|---|---|---|
| PM2.5(µg/m³) | 24.20 | 8.00 |
| PM10(µg/m³) | 37.80 | 10.00 |
| NO₂(µg/m³) | 6.30 | 11.40 |
| SO₂(µg/m³) | 5.90 | 4.50 |
| O₃(µg/m³) | 59.00 | 41.00 |
| CO(µg/m³) | 205.00 | 175.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kota averaged an AQI of 131 while Vellore averaged 61 — a 70-point (115%) gap, with Kota the more polluted and Vellore the cleaner of the two. On 233 days when both cities reported, Vellore was cleaner on 227 of them; the average daily gap was 87 AQI points.
Seasonality & days
Kota peaks in November, while Vellore peaks in December. Kota logged 0% Severe days and 40.599999999999994% Good-or-Satisfactory days; Vellore was 0% Severe and 83.5% Good-or-Satisfactory. Longest clean-air streaks: Kota 89 days, Vellore 23 days.
Year-over-year progress
Kota has improved by 45 AQI points (25.6%) from 2017 to 2024; Vellore has improved by 10 AQI points (14.1%) over the same window. The worst recorded day for Kota reached AQI 375 at Shrinath Puram (RSPCB) on 2021-11-14; Vellore hit AQI 245 at Vasanthapuram (TNPCB) on 2024-01-14.
Station-level disparity
Kota spans 3 CPCB stations with a 9-point spread (min 121, max 130); Vellore spans 1 stations with a 0-point spread (min 70, max 70).
Verdict
🏆 Vellore has better air quality with an AQI of 13 compared to Kota's 40.