Chandrapur vs Nagapattinam
Side-by-side air quality comparison between Chandrapur and Nagapattinam.
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 | Chandrapur | Nagapattinam |
|---|---|---|
| PM2.5(µg/m³) | 20.80 | 12.50 |
| PM10(µg/m³) | 31.10 | 16.20 |
| NO₂(µg/m³) | 9.60 | 9.80 |
| SO₂(µg/m³) | 11.10 | 4.10 |
| O₃(µg/m³) | 83.00 | 38.00 |
| CO(µg/m³) | 177.00 | 211.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Chandrapur averaged an AQI of 123 while Nagapattinam averaged 60 — a 63-point (105%) gap, with Chandrapur the more polluted and Nagapattinam the cleaner of the two.
Seasonality & days
Chandrapur peaks in March, while Nagapattinam peaks in November. Chandrapur logged 0.3% Severe days and 58.800000000000004% Good-or-Satisfactory days; Nagapattinam was 0% Severe and 91.5% Good-or-Satisfactory. Longest clean-air streaks: Chandrapur 37 days, Nagapattinam 8 days.
Year-over-year progress
The worst recorded day for Chandrapur reached AQI 500 at MIDC Khutala (MPCB) on 2017-11-14; Nagapattinam hit AQI 113 at Velippalayam (TNPCB) on 2024-12-16.
Station-level disparity
Chandrapur spans 1 CPCB stations with a 0-point spread (min 100, max 100); Nagapattinam spans 1 stations with a 0-point spread (min 60, max 60).
Verdict
🏆 Nagapattinam has better air quality with an AQI of 21 compared to Chandrapur's 35.