Karur vs Ramanathapuram
Side-by-side air quality comparison between Karur 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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Karur averaged an AQI of 71 while Ramanathapuram averaged 42 — a 29-point (69%) gap, with Karur the more polluted and Ramanathapuram the cleaner of the two. On 65 days when both cities reported, Ramanathapuram was cleaner on 58 of them; the average daily gap was 28 AQI points.
Seasonality & days
Karur peaks in December, while Ramanathapuram peaks in January. Karur logged 0% Severe days and 80.3% Good-or-Satisfactory days; Ramanathapuram was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Karur 34 days, Ramanathapuram 46 days.
Year-over-year progress
The worst recorded day for Karur reached AQI 149 at Kamadenu Nagar (TNPCB) on 2024-11-26; Ramanathapuram hit AQI 246 at Chalai Bazaar (TNPCB) on 2022-12-07.
Station-level disparity
Karur spans 1 CPCB stations with a 0-point spread (min 71, max 71); Ramanathapuram spans 1 stations with a 0-point spread (min 48, max 48).