New Underwood School District 51-3 Natural Disasters and Weather Extremes
The chance of earthquake damage in New Underwood School District 51-3 is about the same as South Dakota average and is much lower than the national average. The risk of tornado damage in New Underwood School District 51-3 is much lower than South Dakota average and is much lower than the national average.
Earthquake Index, #82
| New Underwood School District 51-3 | 0.03 |
| South Dakota | 0.05 |
| 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, #1
| New Underwood School District 51-3 | 0.0000 |
| South Dakota | 0.0000 |
| 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, #155
| New Underwood School District 51-3 | 33.01 |
| South Dakota | 114.73 |
| 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 2,287 other weather extremes events within 50 miles of New Underwood School District 51-3 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: | 17 | Cold: | 2 | Dense Fog: | 0 | Drought: | 0 |
| Dust Storm: | 0 | Flood: | 53 | Hail: | 1,437 | Heat: | 1 | Heavy Snow: | 14 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 1 | Landslide: | 0 | Strong Wind: | 97 |
| Thunderstorm Winds: | 569 | Tropical Storm: | 0 | Wildfire: | 7 | Winter Storm: | 32 | Winter Weather: | 2 |
| Other: | 55 | ||||||||
Volcanos Nearby
No volcano is found in or near New Underwood School District 51-3.
Historical Earthquake Events
A total of 1 historical earthquake event that had a recorded magnitude of 3.5 or above found in or near New Underwood School District 51-3.
| Distance (miles) | Date | Magnitude | Depth (km) | Latitude | Longitude |
| 35.9 | 1966-06-26 | 4.1 | N/A | 44.3 | -103.4 |
Historical Tornado Events
A total of 9 historical tornado events that had recorded magnitude of 2 or above found in or near New Underwood School District 51-3.
| Distance (miles) | Date | Magnitude | Start Lat/Log | End Lat/Log | Length | Width | Fatalities | Injuries | Property Damage | Crop Damage | Affected County |
| 21.5 | 1967-06-18 | 2 | 44°04'N / 103°12'W | 1.00 Mile | 150 Yards | 0 | 3 | 2.5M | 0 | Pennington | |
| 24.2 | 1991-05-11 | 2 | 44°11'N / 103°13'W | 1.00 Mile | 300 Yards | 0 | 5 | 250K | 0 | Meade | |
| 24.6 | 1991-05-11 | 3 | 44°12'N / 103°13'W | 2.00 Miles | 500 Yards | 0 | 20 | 2.5M | 0 | Meade | |
| 33.1 | 1966-06-22 | 2 | 43°41'N / 103°14'W | 43°42'N / 103°12'W | 0 | 0 | 25K | 0 | Custer | ||
| 33.3 | 1966-07-23 | 2 | 43°58'N / 103°28'W | 43°56'N / 103°23'W | 3.80 Miles | 440 Yards | 0 | 5 | 25K | 0 | Pennington |
| 41.2 | 1965-06-11 | 2 | 43°49'N / 103°32'W | 0 | 0 | 3K | 0 | Custer | |||
| 48.6 | 1969-07-23 | 2 | 44°18'N / 103°41'W | 0.20 Mile | 33 Yards | 0 | 0 | 0K | 0 | Lawrence | |
| 49.1 | 1972-05-26 | 2 | 44°45'N / 102°55'W | 1.50 Miles | 440 Yards | 0 | 0 | 25K | 0 | Meade | |
| 49.3 | 1959-08-31 | 2 | 44°25'N / 101°55'W | 0 | 0 | 25K | 0 | Haakon |
* 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.