South Carolina earthquakes
Between Oct 28, 2025 and Oct 28, 2026, the USGS recorded 4 earthquakes of magnitude 2.5 or greater in or near South Carolina. The largest was M 3.0, 5 km WSW of Irmo, South Carolina, on Feb 26, 2026. 0 happened in the past 7 days.
This is not an early-warning system. For tsunami warnings see tsunami.gov; for emergencies follow local authorities.
Past 7 days
Updated Oct 28, 2026, 9:24 AM EDT (USGS snapshot)
No M 2.5+ earthquakes in or near South Carolina in the past 7 days.
By size, past year
M 2.5–2.9
3
M 3–3.9
1
M 4–4.9
0
M 5–5.9
0
M 6+
0
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Latest 50 earthquakes (M 2.5+)
| Magnitude | Location | Time | Depth |
|---|---|---|---|
| M 3.0 | 5 km WSW of Irmo, South Carolina | 244 days ago | 0.1 km |
| M 2.8 | 4 km WSW of Irmo, South Carolina | 257 days ago | 3.9 km |
| M 2.9 | 6 km SW of Ladson, South Carolina | 262 days ago | 5.9 km |
| M 2.7 | 5 km ESE of Elgin, South Carolina | 281 days ago | 4.1 km |
Largest of the past year
| Magnitude | Location | Time | Depth |
|---|---|---|---|
| M 3.0 | 5 km WSW of Irmo, South Carolina | 244 days ago | 0.1 km |
| M 2.9 | 6 km SW of Ladson, South Carolina | 262 days ago | 5.9 km |
| M 2.8 | 4 km WSW of Irmo, South Carolina | 257 days ago | 3.9 km |
| M 2.7 | 5 km ESE of Elgin, South Carolina | 281 days ago | 4.1 km |
Month by month
| Month | Quakes |
|---|---|
| February 2026 | 3 |
| January 2026 | 1 |
Source: USGS ComCat via the FDSN event web service, snapshot Oct 28, 2026. Matched by the USGS place name.
River gauges in South Carolina
- Rediv Canal at Santee River near St. Stephen, SC · 7.36 ft · 168 cfs
- Lake Moultrie Tailrace Canal at Moncks Corner, SC · 6.04 ft · 4,880 cfs
- Chattooga River near Clayton, GA · 1.13 ft · 169 cfs
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