Ratlam vs Shivamogga
Side-by-side air quality comparison between Ratlam and Shivamogga.
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 | Shivamogga |
|---|---|---|
| PM2.5(µg/m³) | 25.00 | 7.00 |
| PM10(µg/m³) | 40.30 | 9.10 |
| NO₂(µg/m³) | 8.90 | 5.90 |
| SO₂(µg/m³) | 16.30 | 1.70 |
| O₃(µg/m³) | 44.00 | 32.00 |
| CO(µg/m³) | 194.00 | 140.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ratlam averaged an AQI of 113 while Shivamogga averaged 55 — a 58-point (105%) gap, with Ratlam the more polluted and Shivamogga the cleaner of the two. On 1389 days when both cities reported, Shivamogga was cleaner on 1183 of them; the average daily gap was 51 AQI points.
Seasonality & days
Ratlam peaks in November, while Shivamogga peaks in February. Ratlam logged 0% Severe days and 46.4% Good-or-Satisfactory days; Shivamogga was 0% Severe and 97.5% Good-or-Satisfactory. Longest clean-air streaks: Ratlam 59 days, Shivamogga 233 days.
Year-over-year progress
Ratlam has improved by 19 AQI points (14.4%) from 2018 to 2024; Shivamogga has improved by 16 AQI points (22.5%) over the same window. The worst recorded day for Ratlam reached AQI 302 at Shasthri Nagar Ratlam (Lab) on 2020-11-11; Shivamogga hit AQI 202 at Vinoba Nagara (KSPCB) on 2021-08-04.
Station-level disparity
Ratlam spans 1 CPCB stations with a 0-point spread (min 103, max 103); Shivamogga spans 1 stations with a 0-point spread (min 56, max 56).
Verdict
🏆 Shivamogga has better air quality with an AQI of 12 compared to Ratlam's 42.