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Strong mag. 5.2 earthquake - North Pacific Ocean, 81 mi west of Brookings, Curry County, Oregon, USA, on 2019-10-28 03:01:04 -08:00

Strong mag. 5.2 earthquake - North Pacific Ocean, 81 mi west of Brookings, Curry County, Oregon, USA, on 2019-10-28 03:01:04 -08:00 Strong mag. 5.2 earthquake - North Pacific Ocean, 81 mi west of Brookings, Curry County, Oregon, USA, on 2019-10-28 03:01:04 -08:00

Strong magnitude 5.2 earthquake at 10 km depth

28 Oct 11:06 UTC: First to report: USGS after 5 minutes.
Oct 28 11:07: Magnitude recalculated from 5.2 to 4.4.
Hypocenter depth recalculated from 1.0 to 4.0 km.
Oct 28 11:44: Magnitude recalculated from 4.4 to 4.9.
Hypocenter depth recalculated from 4.0 to 10.0 km.
Oct 28 16:04: Magnitude recalculated from 4.9 to 5.3.
Oct 29 02:04: Magnitude recalculated from 5.3 to 5.2.

Earthquake details

Date & timeOct 28, 2019 11:01:04 UTC
Local time at epicenter2019-10-28 03:01:04 -08:00
Depth10.0 km
Epicenter latitude / longitude41.89117°N / 125.83667°W (North Pacific Ocean, United States)
Antipode41.891°S / 54.163°E
Shaking intensityLight shaking
Felt5 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoNorth Gorda Ridge (126 km / 78 mi)
Nearby towns and cities130 km (81 mi) W of Brookings (Curry County) (pop: 6,480) | Show on map | Quakes nearby
130 km (81 mi) WSW of Ellensburg (pop: 2,280) | Show on map | Quakes nearby
136 km (85 mi) W of Crescent City (Del Norte County) (pop: 6,770) | Show on map | Quakes nearby
179 km (111 mi) NW of McKinleyville (Humboldt County) (pop: 15,200) | Show on map | Quakes nearby
180 km (112 mi) SW of Bandon (pop: 3,120) | Show on map | Quakes nearby
185 km (115 mi) NW of Eureka (Humboldt County) (pop: 27,000) | Show on map | Quakes nearby
186 km (115 mi) NW of Arcata (Humboldt County) (pop: 17,800) | Show on map | Quakes nearby
188 km (117 mi) NW of Bayside (Humboldt County) (pop: 17,100) | Show on map | Quakes nearby
197 km (122 mi) SW of Coquille (pop: 3,860) | Show on map | Quakes nearby
211 km (131 mi) SW of Coos Bay (Coos County) (pop: 16,200) | Show on map | Quakes nearby
Estimated seismic energy released4 x 1012 joules (1.11 gigawatt hours, equivalent to 951 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.
5.210 km130km W of Brookings, OR (USA)USGS
4.910 kmOff Coast Of Northern California (USA)EMSC
5.310 kmOff Coast of Oregon (USA)GFZ


Seismic station: Corvallis, Oregon, USA (COR/IU network) | Distance from quake: 363 km / 226 mi | Show on map | Station Info
Seismic station Corvallis, Oregon, 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 (12)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Leave a comment if you find a particular report interesting or want to add to it.
Flag as inappropriate.
Mark as helpful or interesting.
Send your own user report!
50 km of Tonopah, Nye, Nevada (837.2 km ESE of epicenter) [Map] / not felt (reported through our app)
Oakland ca / not felt
Grants Pass / Very weak shaking (MMI II)
Pasadena, CA / not felt : Didn’t feel any shaking but woke up this morning and all of the framed pictures in the house were at odd angles - every room  
Ca (568.9 km SE of epicenter) [Map] / Very weak shaking (MMI II) : Another fracking quake. America is the largest exporter of oil in the world. Stop fracking. (reported through our app)  
santa monica, ca 90405 (1089.1 km SE of epicenter) [Map] / Weak shaking (MMI III) : slight movement and hanging baskets and lights moved slightly and very slowly. lasted ~40secs.  
near Willow Creek, Humboldt, California (197.7 km ESE of epicenter) [Map] / Moderate shaking (MMI V)
33 km of Winston, Douglas, Oregon (208.6 km NE of epicenter) [Map] / Very weak shaking (MMI II) (reported through our app)
Newport, Lincoln, Oregon (346.3 km NNE of epicenter) [Map] / not felt (reported through our app)
Bothell / not felt
Port Orford Oregon / not felt
Orchards, Clark, Washington (491.5 km NNE of epicenter) [Map] / not felt (reported through our app)


[More info]

Recorded aftershocks, latest first (1 quake)

Date and timeMag
Oct 28, 2019 11:46
3 years ago

1.5 km
North Pacific Ocean, 74 mi W of Brookings, Curry County, Oregon, USAMore

Earlier earthquakes in the same area

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