Kaithal vs Nagapattinam
Side-by-side air quality comparison between Kaithal 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 | Kaithal | Nagapattinam |
|---|---|---|
| PM2.5(µg/m³) | 141.10 | 12.50 |
| PM10(µg/m³) | 819.60 | 16.20 |
| NO₂(µg/m³) | 21.90 | 9.80 |
| SO₂(µg/m³) | 12.80 | 4.10 |
| O₃(µg/m³) | 66.00 | 38.00 |
| CO(µg/m³) | 673.00 | 211.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kaithal averaged an AQI of 126 while Nagapattinam averaged 60 — a 66-point (110%) gap, with Kaithal the more polluted and Nagapattinam the cleaner of the two. On 40 days when both cities reported, Nagapattinam was cleaner on 40 of them; the average daily gap was 136 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Kaithal logged 0.7% Severe days and 41.400000000000006% Good-or-Satisfactory days; Nagapattinam was 0% Severe and 91.5% Good-or-Satisfactory. Longest clean-air streaks: Kaithal 39 days, Nagapattinam 8 days.
Year-over-year progress
The worst recorded day for Kaithal reached AQI 467 at Rishi Nagar (HSPCB) on 2019-11-03; Nagapattinam hit AQI 113 at Velippalayam (TNPCB) on 2024-12-16.
Station-level disparity
Kaithal spans 1 CPCB stations with a 0-point spread (min 136, max 136); 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 Kaithal's 500. That's a significant difference of 479 points.