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Minor mag. 0.8 earthquake - 28 Km SW of Sisters, Oregon, on Wednesday, Sep 21, 2022 at 3:41 am (GMT -7) -

Minor magnitude 0.8 earthquake at 6 km depth

21 Sep 19:18 UTC: First to report: USGS after 9 hours.

Earthquake details

Date & time	Sep 21, 2022 10:41:47 UTC -
Local time at epicenter	Wednesday, Sep 21, 2022 at 3:41 am (GMT -7)
Status	Confirmed
Magnitude	0.8
Depth	5.9 km
Epicenter latitude / longitude	44.10967°N / 121.80717°W (Oregon, United States)
Antipode	44.11°S / 58.193°E
Shaking intensity	Not felt
Felt
Primary data source	USGS (United States Geological Survey)
Nearest volcano	South Sister (3 km / 2 mi)
Nearby towns and cities	29 km (18 mi) SW of Sisters (pop: 2,470) \| Show on map \| Quakes nearby 40 km (25 mi) W of Bend (pop: 87,000) \| Show on map \| Quakes nearby 42 km (26 mi) NW of Three Rivers (pop: 3,010) \| Show on map \| Quakes nearby 54 km (33 mi) WSW of Redmond (pop: 28,700) \| Show on map \| Quakes nearby 80 km (50 mi) WSW of Prineville (pop: 9,530) \| Show on map \| Quakes nearby 97 km (60 mi) E of Springfield (pop: 60,900) \| Show on map \| Quakes nearby 100 km (62 mi) ESE of Lebanon (pop: 16,300) \| Show on map \| Quakes nearby 134 km (84 mi) SE of Salem (Oregon) (pop: 164,500) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake
Estimated seismic energy released	1 x 10⁶ joules (0.278 kilowatt hours) \| about seismic energy

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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.	Depth	Location	Source
0.8	5.9 km	28 Km SW of Sisters, Oregon	USGS
0.8	5.9 km	Oregon	RaspberryShake

Most recent quakes Top 20 past 24 hrs Quakes in the US Oregon

Seismograms

Seismic station: The Husband (HUSB/CC network) | Distance from quake: 4 km / 2 mi | Show on map | Station Info

Seismic station The Husband: 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. Bandpass filter applied: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

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Seismic station The Husband: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station The Husband: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake, showing horizontal E-W and N-S ground movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: The Wife (WIFE/CC network) | Distance from quake: 6 km / 3 mi | Show on map | Station Info

Seismic station The Wife: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station The Wife: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station The Wife: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Prince Lake (PRLK/CC network) | Distance from quake: 17 km / 10 mi | Show on map | Station Info

Seismic station Prince Lake: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Prince Lake: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Prince Lake: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Astronaut Butte (ASBU/CC network) | Distance from quake: 48 km / 30 mi | Show on map | Station Info

Seismic station Astronaut Butte: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Astronaut Butte: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Astronaut Butte: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Kawak Butte (KWBU/CC network) | Distance from quake: 56 km / 35 mi | Show on map | Station Info

Seismic station Kawak Butte: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Kawak Butte: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Kawak Butte: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake

At magnitude 0.8, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.

Earlier earthquakes in the same area

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