Cuddalore vs Pimpri-Chinchwad
Side-by-side air quality comparison between Cuddalore and Pimpri-Chinchwad.
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 | Cuddalore | Pimpri-Chinchwad |
|---|---|---|
| PM2.5(µg/m³) | 15.00 | 16.10 |
| PM10(µg/m³) | 18.20 | 34.70 |
| NO₂(µg/m³) | 15.90 | 9.60 |
| SO₂(µg/m³) | 10.00 | 8.00 |
| O₃(µg/m³) | 39.00 | 35.00 |
| CO(µg/m³) | 353.00 | 137.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Cuddalore averaged an AQI of 52 while Pimpri-Chinchwad averaged 114 — a 62-point (119%) gap, with Pimpri-Chinchwad the more polluted and Cuddalore the cleaner of the two. On 319 days when both cities reported, Cuddalore was cleaner on 280 of them; the average daily gap was 78 AQI points.
Seasonality & days
Cuddalore peaks in January, while Pimpri-Chinchwad peaks in November. Cuddalore logged 0% Severe days and 90.6% Good-or-Satisfactory days; Pimpri-Chinchwad was 0% Severe and 42% Good-or-Satisfactory. Longest clean-air streaks: Cuddalore 34 days, Pimpri-Chinchwad 82 days.
Year-over-year progress
The worst recorded day for Cuddalore reached AQI 329 at Kudikadu (TNPCB) on 2024-04-05; Pimpri-Chinchwad hit AQI 341 at Thergaon Pimpri (MPCB) on 2024-11-23.
Station-level disparity
Cuddalore spans 2 CPCB stations with a 11-point spread (min 46, max 57); Pimpri-Chinchwad spans 4 stations with a 20-point spread (min 107, max 127).
Verdict
🏆 Cuddalore has better air quality with an AQI of 25 compared to Pimpri-Chinchwad's 35.