Prayagraj vs Ramanathapuram
Side-by-side air quality comparison between Prayagraj 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, Prayagraj averaged an AQI of 80 while Ramanathapuram averaged 42 — a 38-point (90%) gap, with Prayagraj the more polluted and Ramanathapuram the cleaner of the two. On 409 days when both cities reported, Ramanathapuram was cleaner on 380 of them; the average daily gap was 64 AQI points.
Seasonality & days
Prayagraj peaks in November, while Ramanathapuram peaks in January. Prayagraj logged 0.2% Severe days and 48% Good-or-Satisfactory days; Ramanathapuram was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Prayagraj 69 days, Ramanathapuram 46 days.
Year-over-year progress
Prayagraj has improved by 42 AQI points (34.4%) from 2021 to 2024; Ramanathapuram has improved by 18 AQI points (30%) over the same window. The worst recorded day for Prayagraj reached AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08; Ramanathapuram hit AQI 246 at Chalai Bazaar (TNPCB) on 2022-12-07.
Station-level disparity
Prayagraj spans 3 CPCB stations with a 9-point spread (min 96, max 105); Ramanathapuram spans 1 stations with a 0-point spread (min 48, max 48).