Nagapattinam vs Rishīkesh
Side-by-side air quality comparison between Nagapattinam and Rishīkesh.
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 | Rishīkesh |
|---|---|---|
| PM2.5(µg/m³) | 12.50 | 6.60 |
| PM10(µg/m³) | 16.20 | 6.80 |
| NO₂(µg/m³) | 9.80 | 8.80 |
| SO₂(µg/m³) | 4.10 | 2.00 |
| O₃(µg/m³) | 38.00 | 99.00 |
| CO(µg/m³) | 211.00 | 317.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Nagapattinam averaged an AQI of 60 while Rishīkesh averaged 74 — a 14-point (23%) gap, with Rishīkesh the more polluted and Nagapattinam the cleaner of the two. On 43 days when both cities reported, Nagapattinam was cleaner on 29 of them; the average daily gap was 34 AQI points.
Seasonality & days
Nagapattinam peaks in November, while Rishīkesh peaks in January. Nagapattinam logged 0% Severe days and 91.5% Good-or-Satisfactory days; Rishīkesh was 0% Severe and 88.3% Good-or-Satisfactory. Longest clean-air streaks: Nagapattinam 8 days, Rishīkesh 95 days.
Year-over-year progress
The worst recorded day for Nagapattinam reached AQI 113 at Velippalayam (TNPCB) on 2024-12-16; Rishīkesh hit AQI 208 at Shivaji Nagar (UKPCB) on 2024-11-11.
Station-level disparity
Nagapattinam spans 1 CPCB stations with a 0-point spread (min 60, max 60); Rishīkesh spans 1 stations with a 0-point spread (min 64, max 64).
Verdict
🏆 Rishīkesh has better air quality with an AQI of 11 compared to Nagapattinam's 21.