»Natrona County

Earthquake Information for Natrona County, Wyoming

Natrona County, WY has a low earthquake risk, with a total of 10 earthquakes since 1931. The USGS database shows that there is a 2.80% chance of a major earthquake within 50km of Natrona County, WY within the next 50 years. The largest earthquake within 30 miles of Natrona County, WY was a 3.1 Magnitude in 2012.

Risk Level:
Low

Total Number of Earthquakes in Natrona County since 1931

10

Probability of A 5.0 Earthquake within next 50 years

2.80%

Most Recent
Largest

11/5/2023 - 2.9 mag, 5.0mi depth 16 mi from Powder River, WY
4/7/2014 - 3.0 mag, 0.0mi depth 9 mi from Edgerton, WY
3/14/2014 - 2.1 mag, 6.0mi depth 248 mi from Mountain View, WY
1/20/2014 - 1.9 mag, 25.6mi depth 237 mi from Mountain View, WY
5/4/2013 - 2.5 mag, 5.0mi depth 10 mi from Edgerton, WY
3/18/2013 - 3.1 mag, 0.0mi depth 13 mi from Edgerton, WY
11/30/2012 - 3.1 mag, 5.0mi depth 20 mi from Powder River, WY
10/8/2009 - 3.4 mag, 5.0mi depth 19 mi from Alcova, WY
8/13/2004 - 3.5 mag, 5.0mi depth 22 mi from Alcova, WY
2/1/2003 - 3.7 mag, 5.0mi depth 7 mi from Antelope Hills, WY
2/1/2000 - 3.0 mag, 5.0mi depth 22 mi from Alcova, WY
10/19/1996 - 4.2 mag, 5.0mi depth 13 mi from Antelope Hills, WY
3/10/1993 - 3.2 mag, 5.0mi depth 17 mi from Midwest, WY
12/26/1973 - 0.0 mag, 0.0mi depth 19 mi from Alcova, WY
6/17/1973 - 0.0 mag, 10.0mi depth 18 mi from Powder River, WY
5/29/1973 - 0.0 mag, 33.0mi depth 23 mi from Alcova, WY

10/19/1996 - 4.2 mag, 5.0mi depth 13 mi from Antelope Hills, WY
2/1/2003 - 3.7 mag, 5.0mi depth 7 mi from Antelope Hills, WY
8/13/2004 - 3.5 mag, 5.0mi depth 22 mi from Alcova, WY
10/8/2009 - 3.4 mag, 5.0mi depth 19 mi from Alcova, WY
3/10/1993 - 3.2 mag, 5.0mi depth 17 mi from Midwest, WY
11/30/2012 - 3.1 mag, 5.0mi depth 20 mi from Powder River, WY
3/18/2013 - 3.1 mag, 0.0mi depth 13 mi from Edgerton, WY
2/1/2000 - 3.0 mag, 5.0mi depth 22 mi from Alcova, WY
4/7/2014 - 3.0 mag, 0.0mi depth 9 mi from Edgerton, WY
11/5/2023 - 2.9 mag, 5.0mi depth 16 mi from Powder River, WY
5/4/2013 - 2.5 mag, 5.0mi depth 10 mi from Edgerton, WY
3/14/2014 - 2.1 mag, 6.0mi depth 248 mi from Mountain View, WY
1/20/2014 - 1.9 mag, 25.6mi depth 237 mi from Mountain View, WY
5/29/1973 - 0.0 mag, 33.0mi depth 23 mi from Alcova, WY
6/17/1973 - 0.0 mag, 10.0mi depth 18 mi from Powder River, WY
12/26/1973 - 0.0 mag, 0.0mi depth 19 mi from Alcova, WY

View All

Earthquake Probability for Natrona County, WY

View the probability of a major earthquake within the next 50 years in Natrona County, WY.

Probability of Earthquakes Within the Next 50 Years For Magnitudes Between 5.0 and 9.2

(within 31 km/51 miles above magnitude)

5.0

2.80%

5.1

2.25%

5.2

2.25%

5.2

2.25%

5.3

1.81%

5.4

1.46%

5.5

1.18%

5.6

1.09%

5.7

0.87%

5.8

0.76%

5.9

0.61%

6.0

0.57%

6.1

0.43%

6.2

0.36%

6.3

0.26%

6.4

0.23%

6.5

0.16%

6.6

0.12%

6.7

0.10%

6.8

0.05%

6.9

0.03%

7.0

0.01%

7.1

0.00%

7.2

0.00%

7.3

0.00%

7.4

0.00%

7.5

0.00%

7.6

0.00%

7.7

0.00%

7.8

0.00%

7.9

0.00%

8.0

0.00%

8.1

0.00%

8.2

0.00%

8.3

0.00%

8.4

0.00%

8.5

0.00%

8.6

0.00%

8.7

0.00%

8.8

0.00%

8.9

0.00%

9.0

0.00%

9.1

0.00%

9.2

0.00%

Earthquake Count for Natrona County, WY

View the number of earthquake incidents in Natrona County, WY by year that are more than 2.5 Magnitude.

List of Earthquake Incidents for Natrona County, WY

Total Number of Earthquakes in Natrona County, WY within 30 miles. All distances and depths in the table are measured in miles.

Date

Magnitude

Depth

11/05/2023

2.9

5.0

Details

04/07/2014

3.0

0.0

Details

03/14/2014

2.1

6.0

Details

01/20/2014

1.9

25.6

Details

05/04/2013

2.5

5.0

Details

03/18/2013

3.1

0.0

Details

11/30/2012

3.1

5.0

Details

10/08/2009

3.4

5.0

Details

08/13/2004

3.5

5.0

Details

02/01/2003

3.7

5.0

Details

02/01/2000

3.0

5.0

Details

10/19/1996

4.2

5.0

Details

03/10/1993

3.2

5.0

Details

12/26/1973

0.0

Details

06/17/1973

0.0

10.0

Details

05/29/1973

0.0

33.0

Details

Earthquake Information for Natrona County, Wyoming

Earthquake Probability for Natrona County, WY

Probability of Earthquakes Within the Next 50 Years For Magnitudes Between 5.0 and 9.2

Earthquake Count for Natrona County, WY

List of Earthquake Incidents for Natrona County, WY

Risk Of Natural Disasters In Natrona County, WY

Related Pages

Wyoming Earthquakes by City