Earthquake Information for Sisters, Oregon

Sisters, OR has a moderate earthquake risk, with a total of 55 earthquakes since 1931. The USGS database shows that there is a 9.90% chance of a major earthquake within 50km of Sisters, OR within the next 50 years. The largest earthquake within 30 miles of Sisters, OR was a 2.8 Magnitude in 1999.

Risk Level:
Moderate
Total Number of Earthquakes in Sisters since 1931 within 30 miles
55
Probability of A 5.0 Earthquake within next 50 years
9.90%

Earthquake Probability for Sisters, OR

View the probability of a major earthquake within the next 50 years in Sisters, OR.

Probability of Earthquakes Within the Next 50 Years For Magnitudes Between 5.0 and 9.2
(within 31 km/51 miles above magnitude)
MAGNITUDE
PROBABILITY
5.0
9.90%
5.1
8.36%
5.2
8.36%
5.2
7.06%
5.3
5.97%
5.4
5.05%
5.5
4.28%
5.6
3.64%
5.7
3.10%
5.8
2.64%
5.9
2.27%
6.0
1.95%
6.1
1.66%
6.2
1.41%
6.3
1.20%
6.4
1.02%
6.5
0.87%
6.6
0.69%
6.7
0.55%
6.8
0.41%
6.9
0.28%
7.0
0.16%
7.1
0.11%
7.2
0.07%
7.3
0.05%
7.4
0.02%
7.5
0.01%
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%