Arrah vs Ratlam
Side-by-side air quality comparison between Arrah and Ratlam.
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, Arrah averaged an AQI of 123 while Ratlam averaged 113 — a 10-point (9%) gap, with Arrah the more polluted and Ratlam the cleaner of the two. On 806 days when both cities reported, Ratlam was cleaner on 586 of them; the average daily gap was 82 AQI points.
Seasonality & days
Arrah peaks in January, while Ratlam peaks in November. Arrah logged 0.2% Severe days and 32.3% Good-or-Satisfactory days; Ratlam was 0% Severe and 46.4% Good-or-Satisfactory. Longest clean-air streaks: Arrah 11 days, Ratlam 59 days.
Year-over-year progress
Arrah has improved by 175 AQI points (58.7%) from 2021 to 2024; Ratlam has improved by 19 AQI points (14.4%) over the same window. The worst recorded day for Arrah reached AQI 420 at New DM Office (BSPCB) on 2021-12-21; Ratlam hit AQI 302 at Shasthri Nagar Ratlam (Lab) on 2020-11-11.
Station-level disparity
Arrah spans 1 CPCB stations with a 0-point spread (min 162, max 162); Ratlam spans 1 stations with a 0-point spread (min 103, max 103).