QuakeIndex

Earthquakes in Idaho

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The most recent earthquake of M2.5 or more in Idaho was M 2.5, 15 km SW of Georgetown, Idaho, at 9:59 pm MST on 7 November 2026, 4 km deep. 5 smaller earthquakes have been recorded in Idaho since.

No earthquake of M1.5 or more was recorded in Idaho in the last 24 hours.

Last 24 hours
0
Last 7 days
8
Last 30 days
16 · an average 30 days here since 2016: 75
Last 12 months
147 · largest M 3.8 on 15 May 2026
Since 2016
9,972 earthquakes of M1.5 or more
Largest since 2016
M 6.5 on 31 March 2020, Stanley, Idaho

Latest quake, 24 hours and 7 days: the QuakeIndex database, which reads USGS every 30 seconds, read at ; 30 days and 12 months: the QuakeIndex catalogue, counted to · earthquakes of M1.5 or more in Idaho, where USGS names the state in the location

Every earthquake in Idaho in the last 24 hours →

96

Unusual QuakeIndex 96 / 100

13 quakes of M1.5 or larger in the last 7 days in Idaho. Normal for here is 14 to 35 in a week.

Compared against Idaho's own 10 years · USGS catalogue · updated

If you felt one

QuakeIndex does not issue warnings or forecasts. For earthquake early warning see ShakeAlert and the MyShake app.

The last 30 days

Oct 14 Oct 29 Nov 12
Each mark is a day's largest quake within range; its size is the magnitude. The shaded band is the magnitude a day's largest quake normally falls in here (M2.0–M2.7), from this place's own 10-year record. A mark above the band is a bigger day than usual.

Show these earthquakes on your own site: a free card with this strip and the latest quakes in Idaho, for a local news site, school or neighborhood page.

Live · last 7 days

Latest earthquakes in Idaho

None in Idaho in the latest snapshot we hold; the full 7 days load from USGS as this page opens.

Source USGS · snapshot of

The last 7 days on the map

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Every earthquake in Idaho in the last 7 days, from the USGS feed. Colour and size are magnitude; tap one for its page.

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Largest on record in and around Idaho

MagnitudeWhenWhere
M 6.5 Stanley, Idaho
M 5.8 11 km SE of Lincoln, Montana
M 5.3 12 km E of Soda Springs, Idaho
M 5.0 9 km NNW of Georgetown, Idaho
M 5.0 15 km S of Lincoln, Montana
M 4.9 10 km N of Smiths Ferry, Idaho
M 4.8 21 km WNW of Stanley, Idaho
M 4.7 9 km NW of Georgetown, Idaho

From the QuakeIndex catalogue, built from the USGS FDSN event service · inside a rectangle drawn around Idaho, which takes in some ground over its borders.

Before 2016: the largest in Idaho since 1900

The USGS record from 1900 to 2015 lists 23 earthquakes of M5 or more in and just off Idaho; the 8 largest:

  1. 7.2 The 1959 Hebgen Lake, Montana Earthquake
  2. 6.9 The 1983 Borah Peak Earthquake, Idaho
  3. 6.5 14 km N of Madison Junction, Wyoming
  4. 6.1 37 km N of Stanley, Idaho
  5. 6.1 17 km NE of Snowville, Utah
  6. 6.0 44 km NNW of Stanley, Idaho
  7. 6.0 21 km E of West Yellowstone, Montana
  8. 5.8 4 km SSE of Auburn, Wyoming

USGS ComCat, M5+ from 1900 to 2015, each epicentre counted for the state whose nearest county it is. Epicentres of early earthquakes are estimates. This is the record, not a forecast.

The busiest mapped faults in Idaho

USGS Quaternary Fault and Fold Database and the QuakeIndex catalogue. Every major fault →

Towns in Idaho with the most earthquakes named after them

Conda 359 M2.5+ named after it · Soda Springs 308 M2.5+ named after it · Challis 105 M2.5+ named after it · McCall 11 M2.5+ named after it · Montpelier 10 M2.5+ named after it · Salmon 5 M2.5+ named after it · Osburn 4 M2.5+ named after it · Emmett 4 M2.5+ named after it

Each town page lists every M1.5+ earthquake within 30 km since 2016 and the ones USGS named after it. Town names: GeoNames (CC BY 4.0).

Counties in Idaho

Be ready

Earthquakes cannot be predicted, here or anywhere, so the useful step is the one taken beforehand. The advice below is from the agencies responsible for it.