Ramanathapuram vs Tiruchirappalli
Side-by-side air quality comparison between Ramanathapuram and Tiruchirappalli.
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 | Ramanathapuram | Tiruchirappalli |
|---|---|---|
| PM2.5(µg/m³) | 5.60 | 5.60 |
| PM10(µg/m³) | 8.30 | 6.40 |
| NO₂(µg/m³) | 4.20 | 6.80 |
| SO₂(µg/m³) | 4.00 | 3.40 |
| O₃(µg/m³) | 31.00 | 40.00 |
| CO(µg/m³) | 143.00 | 134.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ramanathapuram averaged an AQI of 42 while Tiruchirappalli averaged 50 — a 8-point (19%) gap, with Tiruchirappalli the more polluted and Ramanathapuram the cleaner of the two. On 65 days when both cities reported, Ramanathapuram was cleaner on 33 of them; the average daily gap was 11 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Ramanathapuram logged 0% Severe days and 94.4% Good-or-Satisfactory days; Tiruchirappalli was 0% Severe and 96.5% Good-or-Satisfactory. Longest clean-air streaks: Ramanathapuram 46 days, Tiruchirappalli 46 days.
Year-over-year progress
Ramanathapuram has improved by 18 AQI points (30%) from 2022 to 2024; Tiruchirappalli has improved by 23 AQI points (31.5%) over the same window. The worst recorded day for Ramanathapuram reached AQI 246 at Chalai Bazaar (TNPCB) on 2022-12-07; Tiruchirappalli hit AQI 114 at St Joseph College (TNPCB) on 2024-01-14.
Station-level disparity
Ramanathapuram spans 1 CPCB stations with a 0-point spread (min 48, max 48); Tiruchirappalli spans 1 stations with a 0-point spread (min 52, max 52).
Verdict
Both Ramanathapuram and Tiruchirappalli have the same AQI of 9 right now.