Over the past 30 days, Idaho has recorded 3 earthquakes of magnitude 2.5 or greater in our tracker. The remaining 3 fell in the M2.5–M3.9 band. By depth: 3 shallow (<70 km). 3 of the epicenters were offshore. Focal depths ranged from 10.0 km to 12.1 km. All 3 solutions have been reviewed by a USGS seismologist.
Each row in the table below includes a narrative summary of the event, ordered by time. Use the column headers to sort or filter by magnitude.
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-07-01 2026-07-01 23:44:40 UTC | 2.7ml | 48 km NE of Spencer, Idaho 44.712°, -111.833° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.7 earthquake was recorded 48 km NE of Spencer, Idaho on July 1, 2026 at 23:44 UTC. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-01 2026-07-01 00:35:15 UTC | 3.3ml | 19 km S of Lima, Montana 44.460°, -112.611° | 11.2 km | - | - | - | ✓ Reviewed | USGS → |
On July 1, 2026 at 00:35 UTC, a magnitude 3.3 earthquake struck 19 km S of Lima, Montana. It is the largest earthquake currently listed for Idaho over the past 30 days. See the M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-27 2026-06-27 03:12:07 UTC | 2.7ml | 8 km N of Stanley, Idaho 44.292°, -114.958° | 12.1 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.7 earthquake 8 km N of Stanley, Idaho with origin time 03:12 UTC on June 27, 2026. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
19 km S of Lima, Montana
2026-07-01
19 km S of Lima, Montana
2026-07-01
Data from USGS Earthquake Hazards Program. Updated every 5 minutes.
Idaho sits along the Intermountain Seismic Belt and experiences frequent small to moderate earthquakes. The 1983 Borah Peak earthquake was the largest in the state's recorded history.
In 2026, Idaho has recorded 26 earthquakes of magnitude 2.5 or greater so far. The largest earthquake in Idaho in 2026 was a magnitude 3.3 event near Lima, Montana.
Idaho has a Moderate seismic risk level based on historical earthquake data and proximity to active fault lines.
Over the past 30 days, there have been 3 recorded earthquakes in this region. The largest recent earthquake was a magnitude 3.3 event near 19 km S of Lima, Montana.
In the past 30 days, 3 earthquakes have been recorded in the Idaho region.
The largest recent earthquake in the Idaho area was a magnitude 3.3 event that occurred 19 km S of Lima, Montana.
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