Nagapattinam vs Patiala
Side-by-side air quality comparison between Nagapattinam and Patiala.
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 | Nagapattinam | Patiala |
|---|---|---|
| PM2.5(µg/m³) | 12.50 | 79.40 |
| PM10(µg/m³) | 16.20 | 380.90 |
| NO₂(µg/m³) | 9.80 | 13.60 |
| SO₂(µg/m³) | 4.10 | 13.50 |
| O₃(µg/m³) | 38.00 | 90.00 |
| CO(µg/m³) | 211.00 | 640.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Nagapattinam averaged an AQI of 60 while Patiala averaged 103 — a 43-point (72%) gap, with Patiala the more polluted and Nagapattinam the cleaner of the two. On 47 days when both cities reported, Nagapattinam was cleaner on 46 of them; the average daily gap was 92 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Nagapattinam logged 0% Severe days and 91.5% Good-or-Satisfactory days; Patiala was 0.1% Severe and 54.8% Good-or-Satisfactory. Longest clean-air streaks: Nagapattinam 8 days, Patiala 86 days.
Year-over-year progress
The worst recorded day for Nagapattinam reached AQI 113 at Velippalayam (TNPCB) on 2024-12-16; Patiala hit AQI 415 at Model Town (PPCB) on 2019-11-03.
Station-level disparity
Nagapattinam spans 1 CPCB stations with a 0-point spread (min 60, max 60); Patiala spans 1 stations with a 0-point spread (min 104, max 104).
Verdict
🏆 Nagapattinam has better air quality with an AQI of 21 compared to Patiala's 339. That's a significant difference of 318 points.