Nagapattinam vs Nārnaul
Side-by-side air quality comparison between Nagapattinam and Nārnaul.
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 | Nārnaul |
|---|---|---|
| PM2.5(µg/m³) | 12.10 | 46.80 |
| PM10(µg/m³) | 15.80 | 129.00 |
| NO₂(µg/m³) | 8.20 | 10.20 |
| SO₂(µg/m³) | 4.50 | 8.40 |
| O₃(µg/m³) | 43.00 | 101.00 |
| CO(µg/m³) | 215.00 | 349.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Nagapattinam averaged an AQI of 60 while Nārnaul averaged 94 — a 34-point (57%) gap, with Nārnaul the more polluted and Nagapattinam the cleaner of the two. On 32 days when both cities reported, Nagapattinam was cleaner on 32 of them; the average daily gap was 95 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; Nārnaul was 0.1% Severe and 40.8% Good-or-Satisfactory. Longest clean-air streaks: Nagapattinam 8 days, Nārnaul 63 days.
Year-over-year progress
The worst recorded day for Nagapattinam reached AQI 113 at Velippalayam (TNPCB) on 2024-12-16; Nārnaul hit AQI 435 at Shastri Nagar (HSPCB) on 2023-11-16.
Station-level disparity
Nagapattinam spans 1 CPCB stations with a 0-point spread (min 60, max 60); Nārnaul spans 1 stations with a 0-point spread (min 130, max 130).
Verdict
🏆 Nagapattinam has better air quality with an AQI of 20 compared to Nārnaul's 120. That's a significant difference of 100 points.