Bonner-West Riverside, MT Natural Disasters and Weather Extremes
The chance of earthquake damage in Bonner-West Riverside is much lower than Montana average and is lower than the national average. The risk of tornado damage in Bonner-West Riverside is about the same as Montana average and is much lower than the national average.
Earthquake Index, #183
| Bonner-West Riverside, MT | 0.33 |
| Montana | 1.98 |
| 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, #40
| Bonner-West Riverside, MT | 0.0000 |
| Montana | 0.0002 |
| 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, #385
| Bonner-West Riverside, MT | 1.17 |
| Montana | 7.73 |
| 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 453 other weather extremes events within 50 miles of Bonner-West Riverside, MT 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: | 2 | Cold: | 5 | Dense Fog: | 0 | Drought: | 1 |
| Dust Storm: | 0 | Flood: | 21 | Hail: | 169 | Heat: | 0 | Heavy Snow: | 29 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 1 | Landslide: | 0 | Strong Wind: | 22 |
| Thunderstorm Winds: | 150 | Tropical Storm: | 0 | Wildfire: | 6 | Winter Storm: | 20 | Winter Weather: | 5 |
| Other: | 22 | ||||||||
Volcanos Nearby
No volcano is found in or near Bonner-West Riverside, MT.
Historical Earthquake Events
A total of 7 historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Bonner-West Riverside, MT.
| Distance (miles) | Date | Magnitude | Depth (km) | Latitude | Longitude |
| 29.8 | 1978-04-23 | 4.9 | 5 | 46.97 | -113.27 |
| 41.6 | 1985-04-01 | 4.9 | 10 | 47.28 | -113.23 |
| 27.8 | 1978-11-10 | 4.3 | 5 | 47.01 | -113.33 |
| 37.4 | 1980-03-10 | 4 | 5 | 47.3 | -113.39 |
| 48.4 | 1965-10-26 | 4 | N/A | 47.4 | -113.2 |
| 28.5 | 1978-04-23 | 3.7 | 5 | 47 | -113.31 |
| 30.8 | 1978-10-21 | 3.5 | 5 | 46.97 | -113.25 |
Historical Tornado Events
No historical tornado events that had recorded magnitudes of 2 or above found in or near Bonner-West Riverside, MT.
No historical earthquake events found in or near Bonner-West Riverside, MT.
* 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.