Pimpri-Chinchwad vs Vellore
Side-by-side air quality comparison between Pimpri-Chinchwad 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 | Pimpri-Chinchwad | Vellore |
|---|---|---|
| PM2.5(µg/m³) | 16.10 | 7.00 |
| PM10(µg/m³) | 34.70 | 8.40 |
| NO₂(µg/m³) | 9.60 | 8.50 |
| SO₂(µg/m³) | 8.00 | 4.30 |
| O₃(µg/m³) | 35.00 | 44.00 |
| CO(µg/m³) | 137.00 | 141.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Pimpri-Chinchwad averaged an AQI of 114 while Vellore averaged 61 — a 53-point (87%) gap, with Pimpri-Chinchwad the more polluted and Vellore the cleaner of the two. On 184 days when both cities reported, Vellore was cleaner on 169 of them; the average daily gap was 75 AQI points.
Seasonality & days
Pimpri-Chinchwad peaks in November, while Vellore peaks in December. Pimpri-Chinchwad logged 0% Severe days and 42% Good-or-Satisfactory days; Vellore was 0% Severe and 83.5% Good-or-Satisfactory. Longest clean-air streaks: Pimpri-Chinchwad 82 days, Vellore 23 days.
Year-over-year progress
The worst recorded day for Pimpri-Chinchwad reached AQI 341 at Thergaon Pimpri (MPCB) on 2024-11-23; Vellore hit AQI 245 at Vasanthapuram (TNPCB) on 2024-01-14.
Station-level disparity
Pimpri-Chinchwad spans 4 CPCB stations with a 20-point spread (min 107, max 127); Vellore spans 1 stations with a 0-point spread (min 70, max 70).
Verdict
🏆 Vellore has better air quality with an AQI of 12 compared to Pimpri-Chinchwad's 35.