Tri-City, OR Natural Disasters and Weather Extremes
The chance of earthquake damage in Tri-City is lower than Oregon average and is much lower than the national average. The risk of tornado damage in Tri-City is about the same as Oregon average and is much lower than the national average.
Earthquake Index, #407
| Tri-City, OR | 0.02 |
| Oregon | 0.62 |
| U.S. | 1.81 |
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, #295
| Tri-City, OR | 0.0082 |
| Oregon | 0.0291 |
| U.S. | 0.0023 |
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, #435
| Tri-City, OR | 0.00 |
| Oregon | 8.38 |
| U.S. | 136.45 |
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 221 other weather extremes events within 50 miles of Tri-City, OR were recorded from 1950 to 2010. The following is a break down of these events:
| Type | Count | Type | Count | Type | Count | Type | Count | Type | Count |
| Avalanche: | 0 | Blizzard: | 0 | Cold: | 0 | Dense Fog: | 0 | Drought: | 0 |
| Dust Storm: | 0 | Flood: | 25 | Hail: | 33 | Heat: | 0 | Heavy Snow: | 0 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 0 | Landslide: | 0 | Strong Wind: | 3 |
| Thunderstorm Winds: | 21 | Tropical Storm: | 0 | Wildfire: | 82 | Winter Storm: | 0 | Winter Weather: | 0 |
| Other: | 57 | ||||||||
Volcanos Nearby
A total of 4 volcanoes are found in or near Tri-City, OR.
| Distance (miles) | Name | Region | Latitude | Longitude | Elevation (foot) | Type | Status | Last Eruption |
| 59.8 | Crater Lake | US-Oregon, United States | 42.93 | -122.12 | 2487 | Caldera | Radiocarbon | Last known eruption B.C. (Holocene) |
| 62.5 | Cinnamon Butte | US-Oregon, United States | 43.241 | -122.108 | 1956 | Cinder cone | Holocene | Unknown |
| 63.4 | Imagination Peak | US-Oregon, United States | 42.552 | -122.201 | 1986 | Pyroclastic cone | Holocene | Unknown |
| 84.5 | Davis Lake | US-Oregon, United States | 43.57 | -121.82 | 2163 | Volcanic field | Radiocarbon | Last known eruption B.C. (Holocene) |
Historical Earthquake Events
No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Tri-City, OR.
No historical earthquake events found in or near Tri-City, OR.
Historical Tornado Events
No historical tornado events that had recorded magnitudes of 2 or above found in or near Tri-City, OR.
No historical earthquake events found in or near Tri-City, 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.