Khanna vs Nagapattinam
Side-by-side air quality comparison between Khanna 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 | Khanna | Nagapattinam |
|---|---|---|
| PM2.5(µg/m³) | 69.40 | 12.00 |
| PM10(µg/m³) | 98.50 | 15.60 |
| NO₂(µg/m³) | 37.80 | 10.70 |
| SO₂(µg/m³) | 14.60 | 3.80 |
| O₃(µg/m³) | 37.00 | 35.00 |
| CO(µg/m³) | 797.00 | 206.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Khanna averaged an AQI of 102 while Nagapattinam averaged 60 — a 42-point (70%) gap, with Khanna the more polluted and Nagapattinam the cleaner of the two. On 46 days when both cities reported, Nagapattinam was cleaner on 42 of them; the average daily gap was 80 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Khanna logged 0% Severe days and 61.599999999999994% Good-or-Satisfactory days; Nagapattinam was 0% Severe and 91.5% Good-or-Satisfactory. Longest clean-air streaks: Khanna 60 days, Nagapattinam 8 days.
Year-over-year progress
The worst recorded day for Khanna reached AQI 297 at Kalal Majra (PPCB) on 2023-11-09; Nagapattinam hit AQI 113 at Velippalayam (TNPCB) on 2024-12-16.
Station-level disparity
Khanna 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 20 compared to Khanna's 132. That's a significant difference of 112 points.