Meerut vs Ramanathapuram
Side-by-side air quality comparison between Meerut 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, Meerut averaged an AQI of 144 while Ramanathapuram averaged 42 — a 102-point (243%) gap, with Meerut the more polluted and Ramanathapuram the cleaner of the two. On 408 days when both cities reported, Ramanathapuram was cleaner on 388 of them; the average daily gap was 144 AQI points.
Seasonality & days
Meerut peaks in November, while Ramanathapuram peaks in January. Meerut logged 2% Severe days and 22.299999999999997% Good-or-Satisfactory days; Ramanathapuram was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Meerut 25 days, Ramanathapuram 46 days.
Year-over-year progress
Meerut has improved by 116 AQI points (44.6%) from 2019 to 2024; Ramanathapuram has improved by 18 AQI points (30%) over the same window. The worst recorded day for Meerut reached AQI 490 at Pallavpuram Phase 2 (UPPCB) on 2020-11-05; Ramanathapuram hit AQI 246 at Chalai Bazaar (TNPCB) on 2022-12-07.
Station-level disparity
Meerut spans 3 CPCB stations with a 13-point spread (min 172, max 185); Ramanathapuram spans 1 stations with a 0-point spread (min 48, max 48).