Ratlam vs Sasaram
Side-by-side air quality comparison between Ratlam and Sasaram.
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 | Ratlam | Sasaram |
|---|---|---|
| PM2.5(µg/m³) | 31.00 | 85.70 |
| PM10(µg/m³) | 47.60 | 96.90 |
| NO₂(µg/m³) | 8.60 | 33.60 |
| SO₂(µg/m³) | 15.80 | 12.90 |
| O₃(µg/m³) | 55.00 | 52.00 |
| CO(µg/m³) | 205.00 | 638.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ratlam averaged an AQI of 113 while Sasaram averaged 109 — a 4-point (4%) gap, with Ratlam the more polluted and Sasaram the cleaner of the two. On 877 days when both cities reported, Ratlam was cleaner on 523 of them; the average daily gap was 70 AQI points.
Seasonality & days
Ratlam peaks in November, while Sasaram peaks in January. Ratlam logged 0% Severe days and 46.4% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Ratlam 59 days, Sasaram 27 days.
Year-over-year progress
Ratlam has improved by 19 AQI points (14.4%) from 2018 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Ratlam reached AQI 302 at Shasthri Nagar Ratlam (Lab) on 2020-11-11; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Ratlam spans 1 CPCB stations with a 0-point spread (min 103, max 103); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).
Verdict
🏆 Ratlam has better air quality with an AQI of 53 compared to Sasaram's 186. That's a significant difference of 133 points.