Lucknow vs Nagapattinam
Side-by-side air quality comparison between Lucknow 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 | Lucknow | Nagapattinam |
|---|---|---|
| PM2.5(µg/m³) | 105.20 | 12.50 |
| PM10(µg/m³) | 155.50 | 16.20 |
| NO₂(µg/m³) | 59.70 | 9.80 |
| SO₂(µg/m³) | 25.50 | 4.10 |
| O₃(µg/m³) | 41.00 | 38.00 |
| CO(µg/m³) | 416.00 | 211.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Lucknow averaged an AQI of 127 while Nagapattinam averaged 60 — a 67-point (112%) gap, with Lucknow the more polluted and Nagapattinam the cleaner of the two. On 47 days when both cities reported, Nagapattinam was cleaner on 47 of them; the average daily gap was 201 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Lucknow logged 6.6% Severe days and 19.4% Good-or-Satisfactory days; Nagapattinam was 0% Severe and 91.5% Good-or-Satisfactory. Longest clean-air streaks: Lucknow 45 days, Nagapattinam 8 days.
Year-over-year progress
The worst recorded day for Lucknow reached AQI 500 at Lalbagh (CPCB) on 2017-11-09; Nagapattinam hit AQI 113 at Velippalayam (TNPCB) on 2024-12-16.
Station-level disparity
Lucknow spans 7 CPCB stations with a 119-point spread (min 97, max 216); 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 Lucknow's 251. That's a significant difference of 230 points.