A minor earthquake with magnitude 3.36 (ml/mb) was reported 12 kilometers (7 miles) from Helena Valley Northwest in Montana on Monday. Global time and date of event 07/03/17 / 2017-03-07 02:26:55 / March 7, 2017 @ 2:26 am UTC/GMT. The 3.36-magnitude earthquake was detected at 19:26:55 / 7:26 pm (local time epicenter). The earthquake was roughly at a depth of 10.69 km (7 miles). Event ids that are associated to the earthquake: mb80201614, us100087e2. Id of event: mb80201614. Exact location of earthquake, -112.1893333° West, 46.7973333° North, depth 10.69 km.
Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Event epicenter was 26 km (16 miles) from Helena (c. 28 200 pop), 29 km (18 miles) from Helena Valley Southeast (c. 8 200 pop), 18 km (11 miles) from Helena Valley West Central (c. 7 900 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Helena Valley Southeast, Helena, Helena Valley West Central.
Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days six earthquakes of magnitude 3.0 or greater that have been detected nearby.
Did you feel the quake?
How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 12 km WNW of Helena Valley Northwest, Montana. This data comes from the USGS Earthquake Notification Service.
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Laura
Mount St. Helens is in Washington state.