Riverton, MN Natural Disasters and Weather Extremes
The chance of earthquake damage in Riverton is about the same as Minnesota average and is much lower than the national average. The risk of tornado damage in Riverton is lower than Minnesota average and is lower than the national average.
Earthquake Index, #149
| Riverton, MN | 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
| Riverton, MN | 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, #705
| Riverton, MN | 98.51 |
| 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 1,076 other weather extremes events within 50 miles of Riverton, MN 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: | 3 | Cold: | 8 | Dense Fog: | 2 | Drought: | 0 |
| Dust Storm: | 0 | Flood: | 31 | Hail: | 474 | Heat: | 7 | Heavy Snow: | 19 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 2 | Landslide: | 0 | Strong Wind: | 14 |
| Thunderstorm Winds: | 456 | Tropical Storm: | 0 | Wildfire: | 0 | Winter Storm: | 26 | Winter Weather: | 0 |
| Other: | 34 | ||||||||
Volcanos Nearby
No volcano is found in or near Riverton, MN.
Historical Earthquake Events
No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Riverton, MN.
No historical earthquake events found in or near Riverton, MN.
Historical Tornado Events
A total of 35 historical tornado events that had recorded magnitude of 2 or above found in or near Riverton, MN.
| Distance (miles) | Date | Magnitude | Start Lat/Log | End Lat/Log | Length | Width | Fatalities | Injuries | Property Damage | Crop Damage | Affected County |
| 4.9 | 1977-08-26 | 3 | 46°24'N / 94°19'W | 46°32'N / 94°00'W | 17.40 Miles | 33 Yards | 0 | 11 | 2.5M | 0 | Crow Wing |
| 7.4 | 1973-06-25 | 3 | 46°24'N / 94°02'W | 46°24'N / 93°49'W | 10.00 Miles | 200 Yards | 0 | 2 | 2.5M | 0 | Crow Wing |
| 8.1 | 1977-08-26 | 2 | 46°31'N / 94°19'W | 46°37'N / 93°55'W | 19.90 Miles | 33 Yards | 0 | 0 | 25K | 0 | Crow Wing |
| 9.1 | 2001-06-13 | 2 | 46°21'N / 94°12'W | 46°22'N / 94°10'W | 5.00 Miles | 880 Yards | 0 | 0 | 0 | 0 | Crow Wing |
| Brief Description: The tornado tore roofs off houses and blew out exterior walls. Pole barns and sheds were destroyed, and windows were blown out. Thousands of trees were knocked down, and 41 head of livestock were killed. The average path width was 1/4 mile, with the widest being 1/2 mile. | |||||||||||
| 11.7 | 1991-07-05 | 3 | 46°28'N / 94°20'W | 46°25'N / 94°16'W | 5.00 Miles | 33 Yards | 0 | 3 | 2.5M | 0 | Crow Wing |
| 11.9 | 1996-10-26 | 2 | 46°35'N / 93°53'W | 46°35'N / 93°53'W | 0.70 Mile | 150 Yards | 0 | 0 | 50K | 0 | Crow Wing |
| Brief Description: A marginally F2 tornado made two brief touchdowns in a rural area of east central Crow Wing County. The tornado was confirmed by the county's Emergency Services Coordinator and trained spotters. Damage was concentrated on a cluster of farms near the Mississippi River. About ten buildings on one farm suffered extensive damage. The roof and doors were torn off a hay barn, and a dump truck was pushed about six feet into the side of a shed. Other outbuildings were knocked down, and a garage was shifted on its foundation. There was some structural damage and many uprooted trees on two nearby farms. Length and width of path and dollar amount of damage are estimated. | |||||||||||
| 13.6 | 1991-07-05 | 3 | 46°28'N / 94°21'W | 46°28'N / 94°20'W | 1.00 Mile | 43 Yards | 0 | 0 | 0K | 0 | Cass |
| 15.9 | 1985-07-03 | 2 | 46°18'N / 93°50'W | 46°17'N / 93°49'W | 1.00 Mile | 200 Yards | 0 | 0 | 25K | 0 | Crow Wing |
| 17.7 | 1977-08-26 | 3 | 46°21'N / 94°30'W | 46°24'N / 94°19'W | 8.90 Miles | 400 Yards | 0 | 0 | 2.5M | 0 | Cass |
| 17.8 | 1985-07-03 | 2 | 46°17'N / 93°49'W | 46°16'N / 93°46'W | 2.00 Miles | 200 Yards | 0 | 0 | 25K | 0 | Aitkin |
| 19.2 | 1966-06-11 | 4 | 46°38'N / 94°22'W | 46°39'N / 94°21'W | 0 | 0 | 250K | 0 | Crow Wing | ||
| 23.2 | 1977-08-26 | 2 | 46°28'N / 94°46'W | 46°31'N / 94°19'W | 21.50 Miles | 33 Yards | 0 | 0 | 25K | 0 | Cass |
| 24.4 | 1969-08-06 | 4 | 46°47'N / 94°13'W | 46°50'N / 94°01'W | 9.90 Miles | 833 Yards | 0 | 0 | 2.5M | 0 | Crow Wing |
| 28.0 | 1997-09-18 | 3 | 46°04'N / 94°03'W | 46°03'N / 93°51'W | 9.00 Miles | 800 Yards | 1 | 1 | 1.7M | 0 | Morrison |
| Brief Description: Several buildings destroyed and numerous other buildings damaged. Hundreds of trees down. A number of cattle killed in barn collapse. One man injured when the tornado engulfed his car and threw it into a nearby woods. A second man critically injured when his garage collapsed. He died several weeks later. Total path length of tornado from 1 NE of Lastrup to Onamia was 17 miles. M57PH | |||||||||||
| 28.1 | 1985-07-03 | 2 | 46°16'N / 93°46'W | 46°07'N / 93°27'W | 22.00 Miles | 200 Yards | 0 | 0 | 25K | 0 | Mille Lacs |
| 29.3 | 1969-08-06 | 4 | 46°50'N / 94°01'W | 46°54'N / 93°46'W | 12.30 Miles | 833 Yards | 12 | 70 | 2.5M | 0 | Cass |
| 29.5 | 1966-06-11 | 4 | 46°39'N / 94°21'W | 46°50'N / 92°50'W | 72.80 Miles | 333 Yards | 0 | 0 | 250K | 0 | Crow Wing |
| 29.7 | 1997-09-18 | 3 | 46°05'N / 93°50'W | 46°05'N / 93°40'W | 8.00 Miles | 800 Yards | 0 | 0 | 0 | 0 | Mille Lacs |
| Brief Description: Several buildings destroyed and numerous other buildings damaged. Hundreds of trees down. A number of cattle killed in barn collapse. Damage estimate included in entry for Morrison county. Total path length from 1 NE of Lastup to Onamia was 17 miles. | |||||||||||
| 30.5 | 1961-06-30 | 2 | 46°01'N / 94°06'W | 0 | 0 | 25K | 0 | Morrison | |||
| 32.8 | 1959-07-08 | 2 | 46°04'N / 93°40'W | 0.50 Mile | 300 Yards | 0 | 0 | 250K | 0 | Mille Lacs | |
| 33.4 | 1969-08-06 | 3 | 46°43'N / 94°44'W | 46°51'N / 94°25'W | 17.30 Miles | 167 Yards | 0 | 4 | 2.5M | 0 | Cass |
| 36.1 | 2000-07-08 | 2 | 46°22'N / 94°49'W | 46°21'N / 94°47'W | 2.00 Miles | 20 Yards | 0 | 1 | 0 | 0 | Todd |
| Brief Description: Roofs blown off homes and one business. At least one dozen homes damaged. Numerous large trees down. One minor injury in Staples due to flying glass. Tornado crossed over from Wadena county. | |||||||||||
| 36.2 | 2001-06-13 | 2 | 45°59'N / 94°32'W | 46°04'N / 94°26'W | 4.00 Miles | 50 Yards | 0 | 0 | 200K | 0 | Morrison |
| Brief Description: One home lost its roof. Several sheds and outbuildings blown down. Two additional homes sustained minor damage. | |||||||||||
| 37.5 | 1977-09-08 | 2 | 46°50'N / 93°33'W | 46°52'N / 93°28'W | 3.60 Miles | 660 Yards | 0 | 0 | 250K | 0 | Aitkin |
| 37.7 | 1969-08-06 | 4 | 46°54'N / 93°46'W | 46°58'N / 93°34'W | 10.10 Miles | 833 Yards | 0 | 0 | 2.5M | 0 | Aitkin |
| 40.2 | 1997-09-18 | 2 | 45°53'N / 94°18'W | 45°53'N / 94°06'W | 8.00 Miles | 300 Yards | 0 | 0 | 0 | 0 | Morrison |
| Brief Description: Several buildings severely damaged. Numerous trees and power lines down. | |||||||||||
| 40.8 | 1985-07-03 | 2 | 46°07'N / 93°27'W | 46°05'N / 93°18'W | 8.00 Miles | 200 Yards | 0 | 0 | 25K | 0 | Kanabec |
| 42.5 | 2000-07-08 | 2 | 46°24'N / 95°01'W | 46°21'N / 94°52'W | 8.00 Miles | 100 Yards | 0 | 3 | 500K | 0 | Wadena |
| Brief Description: A tornado that formed near Verndale intensified as it reached the Aldrich area. A mobile home, garage, barn, and 3 vehicles were destroyed 3 miles east of Aldrich. Two people, inside the mobile home when the tornado hit, suffered cuts, bruises, and a sprained ankle. The couples' son, sitting inside a car parked outside the mobile home, also sustained cuts and bruises. A horse trailer was pushed into his car and then into some nearby trees. Quite a bit of tree damage occurred along the damage path. The tornado then passed out of Wadena county and into Todd county. | |||||||||||
| 43.3 | 1977-08-26 | 2 | 46°26'N / 95°10'W | 46°28'N / 94°46'W | 19.00 Miles | 33 Yards | 0 | 2 | 250K | 0 | Wadena |
| 43.5 | 1981-03-25 | 2 | 45°50'N / 94°11'W | 3.00 Miles | 50 Yards | 0 | 0 | 25K | 0 | Morrison | |
| 44.5 | 1991-07-05 | 2 | 47°06'N / 94°07'W | 2.50 Miles | 13 Yards | 0 | 0 | 0K | 0 | Cass | |
| 45.1 | 1997-09-18 | 2 | 46°07'N / 93°26'W | 46°07'N / 93°04'W | 17.00 Miles | 450 Yards | 0 | 0 | 0 | 0 | Kanabec |
| Brief Description: 2 homes severely damaged. Large barn destroyed. Numerous trees and power lines down. | |||||||||||
| 47.2 | 1969-08-06 | 3 | 46°54'N / 93°27'W | 46°56'N / 93°11'W | 12.50 Miles | 1500 Yards | 1 | 3 | 250K | 0 | Aitkin |
| 49.2 | 1982-09-12 | 2 | 45°45'N / 93°56'W | 0.80 Mile | 3 Yards | 0 | 0 | 250K | 0 | Benton | |
| 49.7 | 1970-07-18 | 2 | 45°45'N / 94°15'W | 2.00 Miles | 33 Yards | 0 | 0 | 250K | 0 | Benton | |
* 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.