RTR Public School District Natural Disasters and Weather Extremes
The chance of earthquake damage in RTR Public School District is about the same as Minnesota average and is much lower than the national average. The risk of tornado damage in RTR Public School District is about the same as Minnesota average and is about the same as the national average.
Earthquake Index, #57
| RTR Public School District | 0.01 |
| Minnesota | 0.01 |
| 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
| RTR Public School District | 0.0000 |
| Minnesota | 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, #284
| RTR Public School District | 144.68 |
| Minnesota | 135.90 |
| 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 2,401 other weather extremes events within 50 miles of RTR Public School District 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: | 44 | Cold: | 12 | Dense Fog: | 0 | Drought: | 11 |
| Dust Storm: | 0 | Flood: | 131 | Hail: | 1,128 | Heat: | 1 | Heavy Snow: | 51 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 10 | Landslide: | 0 | Strong Wind: | 46 |
| Thunderstorm Winds: | 772 | Tropical Storm: | 0 | Wildfire: | 1 | Winter Storm: | 40 | Winter Weather: | 81 |
| Other: | 73 | ||||||||
Volcanos Nearby
No volcano is found in or near RTR Public School District.
Historical Earthquake Events
A total of 1 historical earthquake event that had a recorded magnitude of 3.5 or above found in or near RTR Public School District.
| Distance (miles) | Date | Magnitude | Depth (km) | Latitude | Longitude |
| 35.7 | 1982-07-11 | 3.6 | 5 | 44.01 | -96.72 |
Historical Tornado Events
A total of 49 historical tornado events that had recorded magnitude of 2 or above found in or near RTR Public School District.
| Distance (miles) | Date | Magnitude | Start Lat/Log | End Lat/Log | Length | Width | Fatalities | Injuries | Property Damage | Crop Damage | Affected County |
| 7.9 | 1955-04-19 | 2 | 44°17'N / 96°09'W | 44°25'N / 96°09'W | 9.20 Miles | 80 Yards | 0 | 0 | 250K | 0 | Lincoln |
| 14.0 | 1992-06-16 | 3 | 44°06'N / 95°49'W | 44°12'N / 95°51'W | 9.00 Miles | 80 Yards | 0 | 0 | 0K | 0 | Murray |
| 14.4 | 1968-06-21 | 2 | 44°24'N / 96°28'W | 44°22'N / 96°08'W | 16.40 Miles | 30 Yards | 0 | 1 | 0K | 0 | Lincoln |
| 14.9 | 1992-06-16 | 3 | 44°12'N / 95°51'W | 44°14'N / 95°43'W | 3.00 Miles | 80 Yards | 0 | 0 | 0K | 0 | Lyon |
| 17.4 | 1955-07-07 | 4 | 44°29'N / 96°12'W | 30.00 Miles | 33 Yards | 1 | 13 | 2.5M | 0 | Lyon | |
| 18.1 | 1968-06-13 | 5 | 44°10'N / 95°45'W | 44°12'N / 95°42'W | 2.30 Miles | 150 Yards | 0 | 0 | 2.5M | 0 | Murray |
| 18.5 | 1992-06-16 | 4 | 43°57'N / 95°54'W | 44°03'N / 95°58'W | 7.00 Miles | 160 Yards | 0 | 3 | 25.0M | 0 | Murray |
| 19.4 | 1985-04-20 | 3 | 43°55'N / 96°05'W | 44°01'N / 96°00'W | 7.20 Miles | 250 Yards | 0 | 2 | 2.5M | 0 | Murray |
| 20.6 | 1992-06-16 | 2 | 44°00'N / 95°51'W | 44°09'N / 95°38'W | 13.00 Miles | 40 Yards | 0 | 0 | 0K | 0 | Murray |
| 21.7 | 1968-06-13 | 5 | 44°12'N / 95°42'W | 44°16'N / 95°35'W | 6.80 Miles | 150 Yards | 9 | 150 | 2.5M | 0 | Lyon |
| 23.3 | 1992-06-16 | 2 | 43°55'N / 95°59'W | 43°56'N / 95°54'W | 4.00 Miles | 40 Yards | 0 | 0 | 0K | 0 | Murray |
| 23.4 | 1985-04-20 | 3 | 43°54'N / 96°06'W | 43°55'N / 96°05'W | 0.80 Mile | 250 Yards | 0 | 0 | 2.5M | 0 | Pipestone |
| 23.4 | 1992-06-16 | 2 | 44°19'N / 95°37'W | 2.00 Miles | 30 Yards | 0 | 0 | 0K | 0 | Lyon | |
| 23.5 | 1992-06-16 | 5 | 43°51'N / 96°00'W | 44°00'N / 95°51'W | 13.00 Miles | 280 Yards | 1 | 35 | 25.0M | 0 | Murray |
| 24.0 | 1992-06-16 | 2 | 43°59'N / 95°46'W | 0.50 Mile | 30 Yards | 0 | 0 | 0K | 0 | Murray | |
| 24.3 | 1969-06-25 | 2 | 43°51'N / 96°24'W | 44°06'N / 96°23'W | 17.00 Miles | 120 Yards | 0 | 0 | 250K | 0 | Pipestone |
| 24.3 | 1968-06-13 | 5 | 44°16'N / 95°35'W | 44°18'N / 95°36'W | 0 | 0 | 2.5M | 0 | Redwood | ||
| 27.8 | 1992-06-16 | 3 | 44°14'N / 95°35'W | 44°27'N / 95°29'W | 16.00 Miles | 90 Yards | 0 | 0 | 0K | 0 | Redwood |
| 29.4 | 1992-06-16 | 5 | 43°48'N / 96°01'W | 43°51'N / 96°00'W | 3.00 Miles | 280 Yards | 0 | 0 | 25.0M | 0 | Nobles |
| 31.4 | 1971-06-19 | 2 | 44°27'N / 96°39'W | 0 | 0 | 0K | 0 | Brookings | |||
| 32.1 | 1998-03-29 | 2 | 43°48'N / 95°54'W | 43°48'N / 95°54'W | 0.10 Mile | 75 Yards | 0 | 0 | 200K | 0 | Nobles |
| Brief Description: A tornado destroyed farm buildings...uprooted numerous trees...and overturned a tractor trailer. | |||||||||||
| 32.7 | 1998-03-29 | 2 | 43°47'N / 95°57'W | 43°47'N / 95°57'W | 0.10 Mile | 75 Yards | 0 | 0 | 400K | 0 | Nobles |
| Brief Description: A tornado destroyed buildings...trees in shelter belts...and numerous pieces of farm equipment...and killed two cattle. | |||||||||||
| 33.9 | 1986-07-18 | 2 | 44°34'N / 96°42'W | 44°35'N / 96°29'W | 17.00 Miles | 150 Yards | 0 | 0 | 25K | 0 | Deuel |
| 35.7 | 1956-06-29 | 2 | 44°00'N / 96°53'W | 44°02'N / 96°34'W | 15.60 Miles | 33 Yards | 0 | 1 | 3K | 0 | Moody |
| 36.6 | 1956-06-29 | 2 | 43°44'N / 96°16'W | 0 | 0 | 0K | 0 | Rock | |||
| 37.1 | 1992-06-16 | 2 | 43°57'N / 95°26'W | 44°06'N / 95°22'W | 7.50 Miles | 90 Yards | 0 | 0 | 0K | 0 | Cottonwood |
| 37.5 | 1969-06-25 | 2 | 43°40'N / 96°25'W | 43°51'N / 96°24'W | 12.30 Miles | 120 Yards | 0 | 5 | 250K | 0 | Rock |
| 38.5 | 1971-06-19 | 2 | 44°38'N / 97°06'W | 44°22'N / 96°27'W | 36.80 Miles | 33 Yards | 0 | 0 | 0K | 0 | Hamlin |
| 39.5 | 1992-06-16 | 3 | 44°47'N / 95°48'W | 2.50 Miles | 100 Yards | 0 | 6 | 25.0M | 0 | Yellow Medicine | |
| 40.0 | 1992-06-16 | 3 | 44°47'N / 95°51'W | 44°47'N / 95°42'W | 6.00 Miles | 23 Yards | 0 | 0 | 0K | 0 | Yellow Medicine |
| 40.5 | 1961-06-21 | 3 | 44°00'N / 97°05'W | 44°31'N / 96°43'W | 39.90 Miles | 33 Yards | 0 | 0 | 250K | 0 | Minnehaha |
| 41.3 | 2000-07-25 | 2 | 43°38'N / 96°03'W | 43°40'N / 96°00'W | 3.00 Miles | 200 Yards | 0 | 0 | 150K | 0 | Nobles |
| Brief Description: A tornado damaged buildings, vehicles, and trees on a farm. The tornado destroyed the west side of the house, blew three grain bins away and wrapped them around trees. The tornado also blew the top of a barn off, killing at least 4 calves inside. | |||||||||||
| 41.8 | 1992-06-16 | 2 | 44°31'N / 95°25'W | 44°39'N / 95°20'W | 12.00 Miles | 60 Yards | 0 | 0 | 0K | 0 | Redwood |
| 42.2 | 1970-06-15 | 3 | 44°09'N / 96°57'W | 44°10'N / 96°54'W | 0 | 0 | 250K | 0 | Lake | ||
| 42.4 | 1992-06-16 | 3 | 44°21'N / 95°22'W | 44°30'N / 95°09'W | 13.00 Miles | 80 Yards | 0 | 0 | 0K | 0 | Redwood |
| 42.6 | 1987-07-11 | 2 | 43°50'N / 96°44'W | 43°50'N / 96°42'W | 5.00 Miles | 100 Yards | 0 | 0 | 25K | 0 | Minnehaha |
| 43.7 | 1956-05-10 | 2 | 43°37'N / 95°48'W | 43°42'N / 95°43'W | 6.50 Miles | 880 Yards | 0 | 0 | 250K | 0 | Nobles |
| 44.6 | 1971-06-19 | 2 | 44°34'N / 96°52'W | 0 | 0 | 3K | 0 | Deuel | |||
| 44.9 | 1981-06-21 | 2 | 44°47'N / 95°34'W | 44°39'N / 95°20'W | 14.40 Miles | 200 Yards | 0 | 0 | 250K | 0 | Yellow Medicine |
| 45.1 | 1951-07-20 | 2 | 44°54'N / 96°05'W | 1.00 Mile | 33 Yards | 0 | 4 | 0K | 0 | Codington | |
| 45.2 | 1956-06-29 | 2 | 44°00'N / 96°58'W | 44°00'N / 96°53'W | 3.00 Miles | 33 Yards | 0 | 0 | 3K | 0 | Lake |
| 46.3 | 1952-06-23 | 2 | 44°00'N / 95°17'W | 44°07'N / 95°05'W | 12.50 Miles | 220 Yards | 0 | 0 | 2.5M | 0 | Cottonwood |
| 46.7 | 1998-03-29 | 3 | 43°59'N / 95°26'W | 44°06'N / 94°56'W | 39.50 Miles | 900 Yards | 0 | 3 | 30.0M | 0 | Cottonwood |
| Brief Description: A strong tornado which began in Murray County tracked across Cottonwood County and then further northeast. The tornado destroyed numerous farms, farm equipment, buildings, trees, power lines and poles, vehicles, and other structures in its path. A vehicle was tossed a hundred yards as it hit the first farm in southwest Cottonwood County. People in the basement of the house on this farm received minor injuries. The tornado also destroyed a church near Jeffers, and destroyed numerous homes in the southern part of Comfrey, a city which is only partly in Cottonwood County. | |||||||||||
| 47.4 | 1992-06-16 | 2 | 44°31'N / 95°15'W | 44°36'N / 95°12'W | 8.00 Miles | 30 Yards | 0 | 0 | 0K | 0 | Redwood |
| 48.2 | 2000-07-25 | 4 | 44°54'N / 95°40'W | 44°49'N / 95°33'W | 9.00 Miles | 167 Yards | 1 | 15 | 20.0M | 0 | Yellow Medicine |
| Brief Description: The tornado first touched down in rural Yellow Medicine County, 8 miles west, and 3 miles north of Granite Falls. The tornado lifted before exiting Granite Falls, leaving the most concentrated damage path two miles long, and 500 feet wide, through a primarily residential area of Granite Falls. Most of the damage in Granite Falls was caused by F2 to F3 wind speeds. However, this tornado has been classified as a minimal F4 tornado, based on the twisted wreckage of an overturned railroad car near the intersection of 9th Avenue and 14th street in Granite Falls. M82PH | |||||||||||
| 48.6 | 2008-06-05 | 2 | 43°43'N / 96°46'W | 43°45'N / 96°44'W | 3.00 Miles | 100 Yards | 0 | 0 | 0K | 0K | Minnehaha |
| Brief Description: EVENT NARRATIVE: A tornado caused damage to silos, farm buildings, power lines, and numerous trees. EPISODE NARRATIVE: Thunderstorms produced numerous events of tornadoes, large hail and damaging winds over southeast South Dakota from late morning through the evening of June 5th. The thunderstorms also produced heavy rain which resulted in flash flooding at several locations. | |||||||||||
| 49.4 | 1992-06-16 | 2 | 44°47'N / 95°25'W | 2.50 Miles | 13 Yards | 0 | 0 | 0K | 0 | Renville | |
| 49.8 | 1965-05-08 | 2 | 43°46'N / 96°49'W | 43°49'N / 96°54'W | 4.50 Miles | 10 Yards | 0 | 0 | 25K | 0 | Clay |
| 49.8 | 1992-08-09 | 2 | 43°52'N / 96°56'W | 3.00 Miles | 250 Yards | 0 | 0 | 2.5M | 0 | Lake | |
* 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.