Earthquake Information for Alta, California

Alta, CA has a high earthquake risk, with a total of 258 earthquakes since 1931. The USGS database shows that there is a 75.09% chance of a major earthquake within 50km of Alta, CA within the next 50 years. The largest earthquake within 30 miles of Alta, CA was a 4.9 Magnitude in 1980.

Risk Level:
High

Total Number of Earthquakes in Alta since 1931 within 30 miles

258

Probability of A 5.0 Earthquake within next 50 years

75.09%

Most Recent
Largest

3/3/2024 - 1.5 mag, 0.0mi depth 8.06997 mi from Soda Springs, CA
10/31/2023 - 1.4 mag, 0.0mi depth 10.0348 mi from Kingvale, CA
10/17/2023 - 1.6 mag, 0.0mi depth 10.1029 mi from Kingvale, CA
8/27/2023 - 0.9 mag, 10.7mi depth 8.55779 mi from Truckee, CA
8/8/2023 - 1.5 mag, 0.4mi depth 9.48109 mi from Kingvale, CA
5/9/2023 - 1.6 mag, 9.6mi depth 4.12684 mi from Sierra City, CA
4/22/2023 - 1.8 mag, 11.9mi depth 13.0323 mi from Truckee, CA
11/7/2022 - 1.7 mag, 7.3mi depth 3.13433 mi from Sierra City, CA
8/3/2022 - 1.3 mag, 2.6mi depth 6.11152 mi from Sierraville, CA
8/3/2022 - 1.4 mag, 0.9mi depth 6.29438 mi from Sierraville, CA
7/29/2022 - 1.4 mag, 11.2mi depth 8.15075 mi from Graniteville, CA
7/6/2022 - 1.4 mag, 3.2mi depth 5.35039 mi from Sierra City, CA
5/4/2022 - 1.2 mag, 1.3mi depth 5.4055 mi from Sierra City, CA
10/17/2021 - 1.4 mag, 0.0mi depth 2.26356 mi from Kingvale, CA
8/30/2021 - 2.0 mag, 9.9mi depth 1.70755 mi from Lake Wildwood, CA
7/19/2021 - 1.2 mag, 0.0mi depth 4.53271 mi from Kingvale, CA
6/23/2021 - 3.6 mag, 7.2mi depth 14.1975 mi from Truckee, CA
6/23/2021 - 1.1 mag, 8.8mi depth 4.51004 mi from Kingvale, CA
4/25/2021 - 2.0 mag, 27.8mi depth 16.5196 mi from Whitehawk, CA
11/21/2020 - 2.2 mag, 1.1mi depth 11.3489 mi from Whitehawk, CA
10/12/2020 - 1.9 mag, 4.8mi depth 4.18455 mi from Soda Springs, CA
8/11/2020 - 2.4 mag, 13.4mi depth 4.6097 mi from Loma Rica, CA
8/7/2020 - 2.6 mag, 5.1mi depth 11.3216 mi from Truckee, CA
7/20/2020 - 1.3 mag, 17.2mi depth 7.13468 mi from Soda Springs, CA
7/1/2020 - 2.6 mag, 21.7mi depth 4.38264 mi from Penn Valley, CA
6/24/2020 - 1.6 mag, 11.9mi depth 4.68242 mi from Soda Springs, CA
6/11/2020 - 1.6 mag, 15.2mi depth 8.19232 mi from Soda Springs, CA
5/14/2020 - 1.2 mag, 7.0mi depth 10.7203 mi from Truckee, CA
5/14/2020 - 1.1 mag, 6.7mi depth 7.91405 mi from Truckee, CA
5/13/2020 - 2.7 mag, 0.1mi depth 9.9166 mi from Truckee, CA
5/2/2020 - 2.0 mag, 14.1mi depth 5.94059 mi from Loma Rica, CA
3/23/2020 - 0.2 mag, 7.3mi depth 8.81987 mi from Truckee, CA
2/24/2020 - 0.1 mag, 0.0mi depth 11.7201 mi from Downieville, CA
11/21/2019 - 0.8 mag, 10.3mi depth 11.9739 mi from Truckee, CA
10/5/2019 - 1.3 mag, 10.7mi depth 14.1693 mi from Truckee, CA
10/2/2019 - 1.6 mag, 10.8mi depth 12.9402 mi from Truckee, CA
9/14/2019 - 0.9 mag, 20.2mi depth 14.8576 mi from Truckee, CA
6/13/2019 - 1.7 mag, 8.8mi depth 7.96298 mi from Downieville, CA
6/6/2019 - 2.9 mag, 19.2mi depth 14.7652 mi from Truckee, CA
12/23/2018 - 2.0 mag, 11.4mi depth 10.4575 mi from Truckee, CA
12/17/2018 - 2.5 mag, 12.4mi depth 11.0813 mi from Truckee, CA
12/17/2018 - 1.5 mag, 16.9mi depth 10.3134 mi from Truckee, CA
11/8/2018 - 1.7 mag, 6.4mi depth 17.044 mi from Truckee, CA
10/10/2018 - 1.1 mag, 12.4mi depth 8.55021 mi from Truckee, CA
10/2/2018 - 1.0 mag, 6.8mi depth 17.3238 mi from Truckee, CA
10/2/2018 - 1.2 mag, 0.0mi depth 16.5556 mi from Truckee, CA
10/1/2018 - 1.0 mag, 7.0mi depth 17.3264 mi from Truckee, CA
7/9/2018 - 2.9 mag, 6.6mi depth 11.0815 mi from Whitehawk, CA
7/9/2018 - 1.2 mag, 10.3mi depth 9.0333 mi from Downieville, CA
5/25/2018 - 0.1 mag, 5.3mi depth 11.7268 mi from Truckee, CA

11/28/1980 - 4.9 mag, 5.0mi depth 1.2137 mi from Kingvale, CA
12/2/2000 - 4.4 mag, 14.3mi depth 4.1071 mi from Kingvale, CA
9/21/1989 - 4.0 mag, 24.0mi depth 4.0628 mi from Kingvale, CA
5/29/2006 - 3.8 mag, 9.6mi depth 3.4472 mi from Kingvale, CA
3/27/2001 - 3.7 mag, 9.1mi depth 3.6391 mi from Kingvale, CA
6/23/2021 - 3.6 mag, 7.2mi depth 14.1975 mi from Truckee, CA
8/28/1994 - 3.5 mag, 20.6mi depth 3.9335 mi from Kingvale, CA
12/4/1989 - 3.4 mag, 19.0mi depth 3.4073 mi from Dobbins, CA
12/2/2000 - 3.4 mag, 12.6mi depth 3.9667 mi from Kingvale, CA
10/17/1998 - 3.4 mag, 16.6mi depth 8.248 mi from Kingvale, CA
11/28/1980 - 3.3 mag, 5.0mi depth 5.129 mi from Kingvale, CA
12/2/2000 - 3.3 mag, 12.6mi depth 4.0467 mi from Kingvale, CA
8/25/1993 - 3.2 mag, 23.0mi depth 5.3887 mi from Sierraville, CA
7/4/2008 - 3.2 mag, 9.7mi depth 9.2173 mi from Kingvale, CA
3/29/2000 - 3.2 mag, 12.5mi depth 9.0194 mi from Graniteville, CA
2/21/2000 - 3.2 mag, 5.0mi depth 5.3922 mi from Sierra City, CA
12/2/1980 - 3.2 mag, 5.0mi depth 0.7594 mi from Kingvale, CA
5/9/1994 - 3.1 mag, 19.0mi depth 3.9114 mi from Kingvale, CA
4/6/1987 - 3.1 mag, 14.0mi depth 9.8355 mi from Kingvale, CA
8/20/1977 - 3.1 mag, 5.0mi depth 7.8115 mi from Kingvale, CA
8/4/2010 - 3.0 mag, 0.8mi depth 9.2747 mi from Kingvale, CA
6/12/2001 - 3.0 mag, 1.4mi depth 3.5049 mi from Kingvale, CA
6/6/2019 - 2.9 mag, 19.2mi depth 14.7652 mi from Truckee, CA
11/16/1986 - 2.9 mag, 5.0mi depth 6.1145 mi from Kingvale, CA
7/9/2018 - 2.9 mag, 6.6mi depth 11.0815 mi from Whitehawk, CA
7/3/2004 - 2.8 mag, 11.2mi depth 3.3221 mi from Sierra City, CA
2/4/2002 - 2.8 mag, 0.7mi depth 2.9586 mi from Colfax, CA
2/21/2006 - 2.8 mag, 0.2mi depth 4.7212 mi from Graniteville, CA
5/29/2013 - 2.7 mag, 4.8mi depth 3.6729 mi from Graniteville, CA
9/8/2015 - 2.7 mag, 17.6mi depth 5.3848 mi from Penn Valley, CA
11/2/1986 - 2.7 mag, 5.0mi depth 5.535 mi from Alta, CA
9/10/2009 - 2.7 mag, 13.5mi depth 2.2034 mi from Challenge Brownsville, CA
5/13/2020 - 2.7 mag, 0.1mi depth 9.9166 mi from Truckee, CA
7/1/2020 - 2.6 mag, 21.7mi depth 4.38264 mi from Penn Valley, CA
8/18/2013 - 2.6 mag, 1.8mi depth 6.855 mi from Kingvale, CA
5/16/1988 - 2.6 mag, 5.0mi depth 5.1664 mi from Sierra City, CA
8/7/2020 - 2.6 mag, 5.1mi depth 11.3216 mi from Truckee, CA
12/17/2018 - 2.5 mag, 12.4mi depth 11.0813 mi from Truckee, CA
11/9/2016 - 2.5 mag, 9.3mi depth 7.99227 mi from Downieville, CA
8/11/2020 - 2.4 mag, 13.4mi depth 4.6097 mi from Loma Rica, CA
8/29/2015 - 2.3 mag, 1.6mi depth 12.5566 mi from Truckee, CA
9/16/2012 - 2.3 mag, 8.7mi depth 3.5869 mi from Soda Springs, CA
11/10/2013 - 2.3 mag, 7.5mi depth 4.4433 mi from Sierra City, CA
7/12/2017 - 2.2 mag, -1.6mi depth 5.66888 mi from Downieville, CA
11/21/2020 - 2.2 mag, 1.1mi depth 11.3489 mi from Whitehawk, CA
7/26/2016 - 2.1 mag, -2.1mi depth 12.0989 mi from Truckee, CA
8/13/2013 - 2.1 mag, 0.0mi depth 3.1056 mi from Auburn Lake Trails, CA
6/10/2017 - 2.1 mag, 5.0mi depth 14.2324 mi from Truckee, CA
9/13/2012 - 2.1 mag, 13.1mi depth 2.9084 mi from Kingvale, CA
6/30/2013 - 2.0 mag, 10.0mi depth 3.8756 mi from Kingvale, CA

View All

Earthquake Probability for Alta, CA

View the probability of a major earthquake within the next 50 years in Alta, CA.

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

75.09%

5.1

68.51%

5.2

68.51%

5.2

61.73%

5.3

54.99%

5.4

48.48%

5.5

42.36%

5.6

36.73%

5.7

31.62%

5.8

27.05%

5.9

23.03%

6.0

19.51%

6.1

15.98%

6.2

12.93%

6.3

10.12%

6.4

7.71%

6.5

5.58%

6.6

4.61%

6.7

3.80%

6.8

3.11%

6.9

2.49%

7.0

1.94%

7.1

1.52%

7.2

1.14%

7.3

0.79%

7.4

0.48%

7.5

0.23%

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 Alta, CA

View the number of earthquake incidents in Alta, CA by year that are more than 2.5 Magnitude.

List of Earthquake Incidents for Alta, CA

Total Number of Earthquakes in Alta, CA within 30 miles. All distances and depths in the table are measured in miles.

03/03/2024

1.5

0.0

8.07

Earthquake Information for Alta, California

Earthquake Probability for Alta, CA

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

Earthquake Count for Alta, CA

List of Earthquake Incidents for Alta, CA

Risk Of Natural Disasters In Alta, CA

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