Ontario, OR Natural Disasters and Weather Extremes
The chance of earthquake damage in Ontario is lower than Oregon average and is much lower than the national average. The risk of tornado damage in Ontario is about the same as Oregon average and is much lower than the national average.
Earthquake Index, #276
The earthquake index value is calculated based on historical earthquake events data using USA.com algorithms. It is an indicator of the earthquake level in a region. A higher earthquake index value means a higher chance of an earthquake.
Volcano Index, #342
The volcano index value is calculated based on the currently known volcanoes using USA.com algorithms. It is an indicator of the possibility of a region being affected by a possible volcano eruption. A higher volcano index value means a higher chance of being affected.
Tornado Index, #101
The tornado index value is calculated based on historical tornado events data using USA.com algorithms. It is an indicator of the tornado level in a region. A higher tornado index value means a higher chance of tornado events.
Other Weather Extremes Events
A total of 413 other weather extremes events within 50 miles of Ontario, OR were recorded from 1950 to 2010. The following is a break down of these events:
|Dust Storm:||0||Flood:||39||Hail:||91||Heat:||0||Heavy Snow:||3|
|High Surf:||0||Hurricane:||0||Ice Storm:||0||Landslide:||0||Strong Wind:||3|
|Thunderstorm Winds:||200||Tropical Storm:||0||Wildfire:||13||Winter Storm:||0||Winter Weather:||0|
A total of 2 volcanoes are found in or near Ontario, OR.
|Distance (miles)||Name||Region||Latitude||Longitude||Elevation (foot)||Type||Status||Last Eruption|
|72.3||Jordan Craters||US-Oregon, United States||43.03||-117.42||1473||Volcanic field||Holocene||Undated, but probable Holocene eruption|
|82.0||Saddle Butte||US-Oregon, United States||43||-117.8||1700||Volcanic field||Holocene||Unknown|
Historical Earthquake Events
A total of 1 historical earthquake event that had a recorded magnitude of 3.5 or above found in or near Ontario, OR.
|Distance (miles)||Date||Magnitude||Depth (km)||Latitude||Longitude|
Historical Tornado Events
No historical tornado events that had recorded magnitudes of 2 or above found in or near Ontario, OR.
No historical earthquake events found in or near Ontario, OR.
* The information on this page is based on the global volcano database, the U.S. earthquake database of 1638-1985, and the U.S. Tornado and Weather Extremes database of 1950-2010.