Cuddalore vs Nagpur
Side-by-side air quality comparison between Cuddalore and Nagpur.
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 | Nagpur |
|---|---|---|
| PM2.5(µg/m³) | 15.00 | 21.10 |
| PM10(µg/m³) | 18.20 | 26.60 |
| NO₂(µg/m³) | 15.90 | 20.80 |
| SO₂(µg/m³) | 10.00 | 15.00 |
| O₃(µg/m³) | 39.00 | 55.00 |
| CO(µg/m³) | 353.00 | 180.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Cuddalore averaged an AQI of 52 while Nagpur averaged 104 — a 52-point (100%) gap, with Nagpur the more polluted and Cuddalore the cleaner of the two. On 319 days when both cities reported, Cuddalore was cleaner on 294 of them; the average daily gap was 66 AQI points.
Seasonality & days
Cuddalore peaks in January, while Nagpur peaks in November. Cuddalore logged 0% Severe days and 90.6% Good-or-Satisfactory days; Nagpur was 0% Severe and 60.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Cuddalore 34 days, Nagpur 68 days.
Year-over-year progress
The worst recorded day for Cuddalore reached AQI 329 at Kudikadu (TNPCB) on 2024-04-05; Nagpur hit AQI 342 at Opp GPO Civil Lines (MPCB) on 2022-12-03.
Station-level disparity
Cuddalore spans 2 CPCB stations with a 11-point spread (min 46, max 57); Nagpur spans 4 stations with a 9-point spread (min 98, max 107).
Verdict
🏆 Cuddalore has better air quality with an AQI of 25 compared to Nagpur's 35.