Tennant, CA Natural Disasters and Weather Extremes
The chance of earthquake damage in Tennant is much lower than California average and is higher than the national average. The risk of tornado damage in Tennant is lower than California average and is much lower than the national average.
Earthquake Index, #1489
| Tennant, CA | 2.80 |
| California | 21.80 |
| 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, #49
| Tennant, CA | 0.0588 |
| California | 0.0068 |
| 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, #1579
| Tennant, CA | 1.54 |
| California | 18.56 |
| 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 73 other weather extremes events within 50 miles of Tennant, CA 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: | 15 | Hail: | 22 | Heat: | 0 | Heavy Snow: | 0 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 0 | Landslide: | 0 | Strong Wind: | 0 |
| Thunderstorm Winds: | 8 | Tropical Storm: | 0 | Wildfire: | 4 | Winter Storm: | 0 | Winter Weather: | 0 |
| Other: | 24 | ||||||||
Volcanos Nearby
A total of 11 volcanoes are found in or near Tennant, CA.
| Distance (miles) | Name | Region | Latitude | Longitude | Elevation (foot) | Type | Status | Last Eruption |
| 18.1 | Medicine Lake | US-California, United States | 41.58 | -121.57 | 2412 | Shield volcano | Radiocarbon | Last known eruption A.D. 1-1499 |
| 18.1 | Shasta | US-California, United States | 41.42 | -122.2 | 4317 | Stratovolcano | Historical | Last known eruption 1700-1799 |
| 37.0 | Brushy Butte | US-California, United States | 41.178 | -121.443 | 1174 | Shield volcano | Holocene | Unknown |
| 51.7 | Big Cave | US-California, United States | 40.955 | -121.365 | 1259 | Shield volcano | Holocene | Unknown |
| 57.4 | Twin Buttes | US-California, United States | 40.78 | -121.6 | 1631 | Cinder cone | Holocene | Unknown |
| 64.8 | Tumble Buttes | US-California, United States | 40.68 | -121.55 | 2191 | Cinder cone | Holocene | Unknown |
| 68.9 | Imagination Peak | US-Oregon, United States | 42.552 | -122.201 | 1986 | Pyroclastic cone | Holocene | Unknown |
| 70.1 | Potato Butte | US-California, United States | 40.63 | -121.43 | 1532 | Shield volcano | Holocene | Unknown |
| 77.9 | Lassen Volc Center | US-California, United States | 40.492 | -121.508 | 3187 | Stratovolcano | Historical | Last known eruption 1900-1963 |
| 86.5 | Eagle Lake Field | US-California, United States | 40.63 | -120.83 | 1652 | Fissure vent | Holocene | Unknown |
| 94.0 | Crater Lake | US-Oregon, United States | 42.93 | -122.12 | 2487 | Caldera | Radiocarbon | Last known eruption B.C. (Holocene) |
Historical Earthquake Events
A total of 15 historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Tennant, CA.
| Distance (miles) | Date | Magnitude | Depth (km) | Latitude | Longitude |
| 35.6 | 1945-05-02 | 5 | N/A | 41.3 | -122.5 |
| 9.0 | 1978-08-01 | 4.6 | 2 | 41.45 | -121.88 |
| 38.6 | 1974-01-06 | 4.5 | 5 | 41.12 | -121.49 |
| 10.2 | 1978-08-13 | 4.3 | 2 | 41.43 | -121.89 |
| 26.0 | 1982-06-21 | 4.3 | 11 | 41.2 | -121.92 |
| 8.3 | 1978-10-05 | 4.2 | 2 | 41.46 | -121.88 |
| 41.7 | 1969-03-28 | 4.2 | N/A | 41.04 | -121.55 |
| 46.7 | 1970-05-18 | 4 | 13 | 41.46 | -122.81 |
| 47.7 | 1970-06-13 | 4 | 3 | 40.92 | -121.63 |
| 8.6 | 1978-06-12 | 3.8 | 2 | 41.46 | -121.86 |
| 41.1 | 1969-03-28 | 3.8 | N/A | 41.05 | -121.55 |
| 40.2 | 1977-01-13 | 3.7 | 2 | 41.02 | -122.15 |
| 1.9 | 1981-01-10 | 3.6 | 8 | 41.6 | -121.9 |
| 9.5 | 1978-06-11 | 3.5 | 2 | 41.44 | -121.89 |
| 39.7 | 1984-07-30 | 3.5 | 8 | 42.15 | -121.88 |
Historical Tornado Events
No historical tornado events that had recorded magnitudes of 2 or above found in or near Tennant, CA.
No historical earthquake events found in or near Tennant, CA.
* 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.