Idaho earthquakes

M1.9 earthquake 1 km WNW of Franklin, Idaho

A magnitude 1.9 earthquake struck 1 km WNW of Franklin, Idaho on Sun, May 2, 2021, 4:10 PM MDT (22:10 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.2 19 km E of Providence, Utah. This one was a foreshock.

Franklin forecastMore in Idaho

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.9 (ML, local (Richter)), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
2021-05-02 22:10:44 UTC
Depth
-0.3 km (-0.2 mi), shallow
Epicenter
42.022° N, 111.827° W
Region
Idaho
Felt reports
8
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
1.94ML, local (Richter)University of Utah Seismograph StationsPreferred · Final · ±0.13 · 4 stations
2.4ML, local (Richter)USGS National Earthquake Information CenterReviewed · ±0.042 · 74 stations

Did you feel it?

8 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.3 km horizontally, 7.2 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
107°
Stations used
19

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 6 in the 30 days before it.

After

Before

Earthquakes todayIdaho earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60434832 (also filed as us7000dzk9). Read Sat, Oct 3, 2026, 6:23 PM UTC.