Earthquake Info: Reported earthquake or seismic event: 1.5 miles south of Portland, Multnomah County, Oregon, United States, September 3, 2021 7:00 a.m. (GMT -7)
Event status: very uncertain
Although our monitoring service initially identified network activity typical of an earthquake, there was no confirmation from a national or international seismological authority. Because of this, it is very unlikely that it was caused by an earthquake.
Updated: 9/3/2021 4:06 PM GMT – Refresh
Sep 3 15:56 UTC: First report: VolcanoDiscovery after 1 hour and 57 minutes.
I felt this tremor
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Date & time: 03.09.2021 14:00:00 UTC –
Local epicenter time: Friday, September 3, 2021, 7:00 a.m. (GMT -7)
Depth: 10.0 km
Epicenter Latitude / Longitude: 45.5019 ° N / 122.67265 ° W↗ (Oregon, USA)
Antipode: 45.502 ° N / 57.327 ° E
Closest volcano: West Crater (62 km)
2 km (1 mi) south of Portland, Oregon (Population: 632,300) -> See quakes nearby!
7 km (4 mi) NNW of Milwaukie, Oregon (Population: 20,800) -> See quakes nearby!
9 km (5 mi) WNW of Lents, Oregon (Population: 20,200) -> See quakes nearby!
9 km (6 mi) north of Lake Oswego, Oregon (Population: 38,500) -> See quakes nearby!
10 km (6 mi) east of Beaverton, Oregon (Pop: 96.600) -> see quakes nearby!
11 km (7 mi) NE of Tigard, Oregon (Population: 51,300) -> See quakes nearby!
15 km east of Aloha, Oregon (Population: 49,400) -> See quakes nearby!
15 km (9 mi) south of Vancouver, Washington (Population: 172,900) -> See quakes nearby!
19 km (12 mi) west of Gresham, Oregon (Population: 110,600) -> See quakes nearby!
25 km east of Hillsboro, Oregon (Population: 102,300) -> See quakes nearby!
Primary data source: VolcanoDiscovery
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Portland Oregon (0 km SSW of epicenter) [Map] / Very weak tremors (MMI II) : Slight tremors when lying in bed
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