Nagpur vs Ramanathapuram
Side-by-side air quality comparison between Nagpur 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 | Nagpur | Ramanathapuram |
|---|---|---|
| PM2.5(µg/m³) | 21.10 | 5.60 |
| PM10(µg/m³) | 26.60 | 8.30 |
| NO₂(µg/m³) | 20.80 | 4.20 |
| SO₂(µg/m³) | 15.00 | 4.00 |
| O₃(µg/m³) | 55.00 | 31.00 |
| CO(µg/m³) | 180.00 | 143.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Nagpur averaged an AQI of 104 while Ramanathapuram averaged 42 — a 62-point (148%) gap, with Nagpur the more polluted and Ramanathapuram the cleaner of the two. On 405 days when both cities reported, Ramanathapuram was cleaner on 374 of them; the average daily gap was 86 AQI points.
Seasonality & days
Nagpur peaks in November, while Ramanathapuram peaks in January. Nagpur logged 0% Severe days and 60.599999999999994% Good-or-Satisfactory days; Ramanathapuram was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Nagpur 68 days, Ramanathapuram 46 days.
Year-over-year progress
Nagpur has improved by 37 AQI points (26.2%) from 2017 to 2024; Ramanathapuram has improved by 18 AQI points (30%) over the same window. The worst recorded day for Nagpur reached AQI 342 at Opp GPO Civil Lines (MPCB) on 2022-12-03; Ramanathapuram hit AQI 246 at Chalai Bazaar (TNPCB) on 2022-12-07.
Station-level disparity
Nagpur spans 4 CPCB stations with a 9-point spread (min 98, max 107); 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 Nagpur's 35.