Magnitude 4.1 earthquake near Rocky Mountain House felt as far as Edmonton

A refrain of “Did you are feeling that?” erupted in properties throughout central Alberta Wednesday night time when a 4.1-magnitude earthquake shook the ground.

The quake hit simply earlier than 9:30 p.m., about 37 kilometres northwest of Rocky Mountain Home in Clearwater County.

Kathy Dougall and her husband have been inside their RV on the Wilderness Village Resort campground, situated about 20 kilometres northwest of Rocky Mountain Home, when their world shook.

“We have been sitting in our recliners, watching a film, after we felt the entire RV shake only for a second or two,” Dougall mentioned Thursday morning.

“I checked out my husband to see what he was doing together with his chair to be so disruptive. And he thought it was me.”

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Fracking and the major role it plays in causing earthquakes in Alberta

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As soon as the pair decided it was neither of them, their ideas turned to what is perhaps outdoors. A bear? Mischievous associates?

“It actually shocked us. Bought our flashlights out, regarded out all of the home windows and couldn’t discover something so form of freaked out, being form of remoted up right here.”

Ultimately, Dougall searched “Rocky Mountain Home” and “earthquakes.”

“And certain sufficient, there had been exercise in Rocky Mountain Home, and there was feedback that it reached so far as Edmonton.”

Pure Assets Canada earthquake seismologist Andrew Schaeffer mentioned Alberta experiences a good variety of quakes, which change into extra prevalent the additional west you go.

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“Throughout a lot of Alberta there are certainly only a few earthquakes, however as you get nearer to the B.C. border, the Rocky Mountains, they change into extra widespread,” Schaeffer mentioned.

The Rocky Mountain Home space of central Alberta has skilled greater than 500 earthquakes within the final 30 years or so, however few would have been robust sufficient to be felt, he added.

Learn extra:
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“Greater than 400 of those are lower than magnitude two or much less,” he mentioned.

The most important earthquakes recorded by Earthquakes Canada within the Rocky Mountain Home area have been three magnitude 4.6 quakes: one in 2015, and the opposite two in 2019.

“There have been about 4 or so magnitude 4 occasions within the final 30 years, so there’s been a couple of.”

The realm lays on the fringe of the foothills that construct as much as the Rocky Mountains. Regardless of the mountain vary being lots of of hundreds of thousands of years previous, Schaeffer mentioned it nonetheless has occasional seismic exercise.

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And whereas there are components of Alberta the place there may be induced seismicity attributable to people from actions like fracking, the quake on Wednesday was pure and occurred from 10 kilometres deep within the earth.

“A magnitude 4 like this — that’s sufficient to get some consideration,” he mentioned Thursday morning. “And for the reason that report went out final night time, we’ve now received one other couple hundred studies, so definitely pretty widespread throughout this portion of Alberta. ”

Learn extra:
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Schaeffer mentioned folks in as far north as Edmonton reported feeling the quake, which wasn’t the one one Alberta has skilled this month.

Click to play video:'Earthquake detected near Rocky Mountain House'

Earthquake detected close to Rocky Mountain Home

Earthquake detected close to Rocky Mountain Home

Three earthquakes have been reported in October previous to Wednesday night time. A 2.9-magnitude earthquake occurred on Oct. 2 about 4 kilometres north of Edson.

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On Oct. 5, a 3.9-magnitude earthquake hit about 77 kilometres south of Grande Cache, the place three days later a 3.3-magnitude earthquake transpired about 73 kilometres northeast of the group.

Since 2010, there’s been about 230 different earthquakes of various magnitudes all through Alberta.

Click to play video:'3.9-magnitude Banff earthquake ‘not unusual’ for Rocky Mountain region: seismologist'

3.9-magnitude Banff earthquake ‘common’ for Rocky Mountain area: seismologist

3.9-magnitude Banff earthquake ‘common’ for Rocky Mountain area: seismologist – Feb 14, 2021

Earthquakes Canada encourages folks to report quakes through the Did you feel it? form on its website.

Schaeffer mentioned the info submitted helps scientists map the small scale floor amplification, which finally feeds into nationwide seismic hazard fashions and influences nationwide constructing codes.

There have been no injury studies from Wednesday’s tremor, Earthquakes Canada mentioned.

Learn extra:
4.3 magnitude earthquake hits near Rocky Mountain House

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— with recordsdata from Phil Darlington and Kaylen Small, International Information

© 2021 International Information, a division of Corus Leisure Inc. | Magnitude 4.1 earthquake close to Rocky Mountain Home felt so far as Edmonton


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