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Weak mag. 2.7 earthquake - Wyoming, 17 mi northeast of West Yellowstone, Gallatin County, Montana, USA, on Thursday, Sep 22, 2022 at 4:35 am (GMT -6) -

Weak mag. 2.7 earthquake - Wyoming, 17 mi northeast of West Yellowstone, Gallatin County, Montana, USA, on Thursday, Sep 22, 2022 at 4:35 am (GMT -6) Weak mag. 2.7 earthquake - Wyoming, 17 mi northeast of West Yellowstone, Gallatin County, Montana, USA, on Thursday, Sep 22, 2022 at 4:35 am (GMT -6)

Weak magnitude 2.7 earthquake at 8 km depth

22 Sep 13:20 UTC: First to report: USGS after 2 hours and 45 minutes.

Earthquake details

Date & timeSep 22, 2022 10:35:23 UTC -
Local time at epicenterThursday, Sep 22, 2022 at 4:35 am (GMT -6)
StatusConfirmed
Magnitude2.7
Depth7.7 km
Epicenter latitude / longitude44.7855°N / 110.79917°W (Park, Wyoming, United States)
Antipode44.786°S / 69.201°E
Shaking intensityWeak shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoYellowstone (41 km / 25 mi)
Nearby towns and cities23 km (14 mi) SSW of Mammoth (pop: 263) | Show on map | Quakes nearby
28 km (17 mi) ENE of West Yellowstone (Montana) (pop: 1,340) | Show on map | Quakes nearby
31 km (19 mi) E of Hebgen Lake Estates (Montana) (pop: 70) | Show on map | Quakes nearby
71 km (44 mi) SE of Big Sky (Montana) (pop: 2,310) | Show on map | Quakes nearby
95 km (59 mi) NNE of Ashton (Idaho) (pop: 1,050) | Show on map | Quakes nearby
99 km (62 mi) S of Livingston (Park County, Montana) (pop: 7,300) | Show on map | Quakes nearby
101 km (63 mi) S of Bozeman (Montana) (pop: 43,400) | Show on map | Quakes nearby
115 km (71 mi) NE of Saint Anthony (Idaho) (pop: 3,540) | Show on map | Quakes nearby
Estimated seismic energy released7.1 x 108 joules (197 kilowatt hours, equivalent to 0.169 tons of TNT) | about seismic energy
Show interactive Map
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
Mag.DepthLocationSource
2.77.7 km22 Km SSW of Mammoth, WyomingUSGS
2.77.7 kmYellowstone Region, WyomingRaspberryShake
2.78 kmYELLOWSTONE NAT. PARK, WYOMINGEMSC

Seismograms

Seismic station: Flagg Ranch, Wyoming, USA (FLWY/IW network) | Distance from quake: 79 km / 49 mi | Show on map | Station Info
Seismic station Flagg Ranch, Wyoming, USA: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake

At magnitude 2.7, this quake might have been felt very close to the epicenter and under calm conditions.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

Earlier earthquakes in the same area

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