Navi Mumbai vs Vellore
Side-by-side air quality comparison between Navi Mumbai 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 | Navi Mumbai | Vellore |
|---|---|---|
| PM2.5(µg/m³) | 22.80 | 8.00 |
| PM10(µg/m³) | 40.50 | 10.00 |
| NO₂(µg/m³) | 23.40 | 11.40 |
| SO₂(µg/m³) | 22.10 | 4.50 |
| O₃(µg/m³) | 18.00 | 41.00 |
| CO(µg/m³) | 150.00 | 175.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Navi Mumbai averaged an AQI of 107 while Vellore averaged 61 — a 46-point (75%) gap, with Navi Mumbai the more polluted and Vellore the cleaner of the two. On 234 days when both cities reported, Vellore was cleaner on 228 of them; the average daily gap was 97 AQI points.
Seasonality & days
Navi Mumbai peaks in January, while Vellore peaks in December. Navi Mumbai logged 0.2% Severe days and 43.6% Good-or-Satisfactory days; Vellore was 0% Severe and 83.5% Good-or-Satisfactory. Longest clean-air streaks: Navi Mumbai 57 days, Vellore 23 days.
Year-over-year progress
Navi Mumbai has worsened by 29 AQI points (37.2%) from 2016 to 2024; Vellore has improved by 10 AQI points (14.1%) over the same window. The worst recorded day for Navi Mumbai reached AQI 477 at Airoli Navi (MPCB) on 2019-04-14; Vellore hit AQI 245 at Vasanthapuram (TNPCB) on 2024-01-14.
Station-level disparity
Navi Mumbai spans 8 CPCB stations with a 37-point spread (min 93, 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 Navi Mumbai's 41.