Chelsea, South Dakota — Earthquakes
Earthquakes Near Chelsea, South Dakota
A list of all earthquakes centered near Chelsea, South Dakota over the last 40 years. Data courtesy of USGS: Global Earthquake Search.
Nearest Earthquakes by Distance
| # | Earthquake | Distance |
|---|---|---|
| 1. | 1987-10-15 - Mag. 3.00 (ml) | 48.6 mi. |
| 2. | 2002-07-26 - Mag. 3.10 (mblg) | 61.3 mi. |
| 3. | 1987-07-09 - Mag. 3.00 (mblg) | 61.8 mi. |
| 4. | 2003-11-21 - Mag. 3.50 (mblg) | 63.1 mi. |
| 5. | 1983-03-04 - Mag. 4.40 (mb) | 73.7 mi. |
Earthquake Locations