Green Grass, South Dakota — Earthquakes
Earthquakes Near Green Grass, South Dakota
A list of all earthquakes centered near Green Grass, South Dakota over the last 40 years. Data courtesy of USGS: Global Earthquake Search.
Nearest Earthquakes by Distance
| # | Earthquake | Distance |
|---|---|---|
| 1. | 2011-08-09 - Mag. 3.30 (mblg) | 72 mi. |
Earthquake Locations