Kanpur vs Ramanathapuram
Side-by-side air quality comparison between Kanpur and Ramanathapuram.
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 | Kanpur | Ramanathapuram |
|---|---|---|
| PM2.5(µg/m³) | 77.50 | 5.60 |
| PM10(µg/m³) | 129.00 | 8.30 |
| NO₂(µg/m³) | 51.00 | 4.20 |
| SO₂(µg/m³) | 13.40 | 4.00 |
| O₃(µg/m³) | 41.00 | 31.00 |
| CO(µg/m³) | 367.00 | 143.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kanpur averaged an AQI of 109 while Ramanathapuram averaged 42 — a 67-point (160%) gap, with Kanpur the more polluted and Ramanathapuram the cleaner of the two. On 409 days when both cities reported, Ramanathapuram was cleaner on 371 of them; the average daily gap was 104 AQI points.
Seasonality & days
Kanpur peaks in November, while Ramanathapuram peaks in January. Kanpur logged 3.8% Severe days and 36.2% Good-or-Satisfactory days; Ramanathapuram was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Kanpur 70 days, Ramanathapuram 46 days.
Year-over-year progress
Kanpur has improved by 96 AQI points (46.8%) from 2016 to 2024; Ramanathapuram has improved by 18 AQI points (30%) over the same window. The worst recorded day for Kanpur reached AQI 482 at Nehru Nagar (UPPCB) on 2017-12-29; Ramanathapuram hit AQI 246 at Chalai Bazaar (TNPCB) on 2022-12-07.
Station-level disparity
Kanpur spans 4 CPCB stations with a 54-point spread (min 111, max 165); Ramanathapuram spans 1 stations with a 0-point spread (min 48, max 48).
Verdict
🏆 Ramanathapuram has better air quality with an AQI of 9 compared to Kanpur's 159. That's a significant difference of 150 points.