Monroe County Natural Disasters and Weather Extremes
Hot Tennessee Rankings
The chance of earthquake damage in Monroe County is higher than Tennessee average and is lower than the national average. The risk of tornado damage in Monroe County is much lower than Tennessee average and is lower than the national average.
Earthquake Index, #8
| Monroe County | 1.17 |
| Tennessee | 0.56 |
| 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
| Monroe County | 0.0000 |
| Tennessee | 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, #63
| Monroe County | 94.41 |
| Tennessee | 175.35 |
| 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 14,371 other weather extremes events within 50 miles of Monroe County 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: | 21 | Dense Fog: | 5 | Drought: | 78 |
| Dust Storm: | 0 | Flood: | 1,137 | Hail: | 4,003 | Heat: | 22 | Heavy Snow: | 79 |
| High Surf: | 0 | Hurricane: | 10 | Ice Storm: | 33 | Landslide: | 0 | Strong Wind: | 79 |
| Thunderstorm Winds: | 7,968 | Tropical Storm: | 13 | Wildfire: | 3 | Winter Storm: | 86 | Winter Weather: | 66 |
| Other: | 768 | ||||||||
Volcanos Nearby
No volcano is found in or near Monroe County.
Historical Earthquake Events
A total of 4 historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Monroe County.
| Distance (miles) | Date | Magnitude | Depth (km) | Latitude | Longitude |
| 29.3 | 1973-11-30 | 4.7 | 3 | 35.8 | -83.96 |
| 16.1 | 1979-08-13 | 3.7 | 5 | 35.24 | -84.38 |
| 9.8 | 1977-07-27 | 3.5 | 7 | 35.42 | -84.42 |
| 16.0 | 1982-09-24 | 3.5 | 8 | 35.68 | -84.25 |
Historical Tornado Events
A total of 37 historical tornado events that had recorded magnitude of 2 or above found in or near Monroe County.
| Distance (miles) | Date | Magnitude | Start Lat/Log | End Lat/Log | Length | Width | Fatalities | Injuries | Property Damage | Crop Damage | Affected County |
| 7.4 | 1974-04-03 | 2 | 35°31'N / 84°21'W | 1.00 Mile | 200 Yards | 0 | 0 | 250K | 0 | Monroe | |
| 13.4 | 2010-04-25 | 2 | 35°37'N / 84°08'W | 1.00 Mile | 100 Yards | 0 | 0 | 20K | 0K | Blount | |
| Brief Description: EVENT NARRATIVE: The NWS storm survey determined a tornado tracked from Loudon County for one-half of a mile along Thompson Bridge road. It was classified as an EF2 tornado with winds estimated at 110 mph with a path width of 100 yards. EPISODE NARRATIVE: A strong low pressure system along with an associated cold front tracked across the area triggering thunderstorms during the evening and overnight hours. A tornado touched down in eastern Monroe County, then tracked across southern Loudon County and finally dissipated in western Blount County. Another weak tornado touched down briefly in Polk County. | |||||||||||
| 13.5 | 1980-04-28 | 2 | 35°15'N / 84°20'W | 35°16'N / 84°17'W | 3.30 Miles | 50 Yards | 0 | 1 | 250K | 0 | Monroe |
| 16.0 | 1974-04-03 | 2 | 35°40'N / 84°10'W | 35°40'N / 84°09'W | 0 | 2 | 250K | 0 | Loudon | ||
| 18.5 | 1952-02-29 | 2 | 35°18'N / 84°40'W | 35°27'N / 84°28'W | 15.30 Miles | 587 Yards | 0 | 0 | 250K | 0 | Mcminn |
| 20.5 | 1984-05-07 | 2 | 35°44'N / 84°21'W | 1.00 Mile | 70 Yards | 0 | 0 | 250K | 0 | Loudon | |
| 20.7 | 1974-04-08 | 3 | 35°26'N / 84°37'W | 2.00 Miles | 440 Yards | 0 | 1 | 250K | 0 | Mcminn | |
| 21.1 | 1963-03-19 | 2 | 35°27'N / 84°39'W | 35°29'N / 84°36'W | 3.60 Miles | 200 Yards | 0 | 1 | 25K | 0 | Mcminn |
| 22.1 | 1974-04-03 | 3 | 35°16'N / 84°38'W | 35°19'N / 84°33'W | 6.10 Miles | 500 Yards | 0 | 50 | 250K | 0 | Mcminn |
| 22.2 | 1974-04-03 | 2 | 35°16'N / 83°59'W | 35°20'N / 83°49'W | 10.50 Miles | 33 Yards | 2 | 11 | 250K | 0 | Graham |
| 23.7 | 1986-02-06 | 3 | 35°18'N / 84°39'W | 35°17'N / 84°36'W | 3.00 Miles | 270 Yards | 0 | 0 | 2.5M | 0 | Mcminn |
| 25.8 | 1986-02-06 | 3 | 35°14'N / 84°39'W | 35°18'N / 84°39'W | 2.00 Miles | 270 Yards | 0 | 0 | 2.5M | 0 | Polk |
| 27.5 | 1974-04-03 | 3 | 35°13'N / 84°42'W | 35°16'N / 84°38'W | 5.40 Miles | 500 Yards | 1 | 0 | 250K | 0 | Polk |
| 27.5 | 1993-02-21 | 2 | 35°47'N / 84°34'W | 35°45'N / 84°31'W | 10.00 Miles | 100 Yards | 0 | 0 | 500K | 0 | Blount And Loudon |
| Brief Description: The tornado that went through Loudon County continued across Blount County through the town of Friendsville and ending just west of Maryville. One large home was destroyed and several other were damaged. Numerous trees were snapped. | |||||||||||
| 27.7 | 1953-05-02 | 4 | 35°31'N / 84°45'W | 35°32'N / 84°43'W | 1.90 Miles | 33 Yards | 0 | 0 | 0K | 0 | Mcminn |
| 28.1 | 1994-04-15 | 3 | 35°19'N / 85°00'W | 35°26'N / 84°29'W | 15.00 Miles | 880 Yards | 1 | 7 | 5.0M | 0 | Hamilton, Meigs, Bradley And Mcminn |
| Brief Description: The tornado first touched in northern Hamilton County near the town of Grasshopper and moved northeast crossing into Meigs County just south of Birchwood. One man was killed in Birchwood when his mobile home collapsed on top of him. Two others were injured in the same area. In Hamilton County, eight homes, three mobile homes, one church, and 17 barns were damaged or destroyed. The tornado continued across southern Meigs County passing near the towns of East View and Brittsville. Three persons were injured in the county. About 25 mobile homes and six barns were damaged or destroyed. The tornado then clipped the northern part of Bradley County. Two persons were injured in the county. Ten mobile homes and 17 homes were damaged. Numerous trees were knocked down as well. The tornado then crossed into McMinn County where it moved through the towns of Lamontville, Riceville, Georgetown, and Englewood. The tornado was not on the ground during the entire trip in McMinn County, but was on the ground for much of its lifetime. When the tornado went through the town of Riceville, the local elementary school lost the roof off its concession stand and the bleachers were damaged. Numerous trees were knocked down in the county as well. One person was injured in McMinn County. M57H | |||||||||||
| 28.3 | 1974-04-03 | 3 | 35°14'N / 84°42'W | 35°15'N / 84°40'W | 2.70 Miles | 350 Yards | 0 | 0 | 3K | 0 | Polk |
| 28.5 | 1974-04-03 | 4 | 34°58'N / 84°13'W | 35°09'N / 83°57'W | 18.90 Miles | 33 Yards | 4 | 26 | 25.0M | 0 | Cherokee |
| 29.0 | 1973-12-13 | 2 | 35°11'N / 84°39'W | 0.80 Mile | 880 Yards | 0 | 3 | 250K | 0 | Polk | |
| 29.4 | 1953-05-02 | 4 | 35°31'N / 84°47'W | 35°31'N / 84°45'W | 2.30 Miles | 33 Yards | 4 | 8 | 250K | 0 | Meigs |
| 29.8 | 1974-04-03 | 2 | 35°47'N / 83°55'W | 0.50 Mile | 50 Yards | 0 | 2 | 250K | 0 | Blount | |
| 31.4 | 1986-02-06 | 3 | 35°14'N / 84°49'W | 35°14'N / 84°40'W | 5.00 Miles | 270 Yards | 0 | 5 | 2.5M | 0 | Bradley |
| 31.5 | 1974-04-03 | 2 | 35°20'N / 83°49'W | 35°23'N / 83°35'W | 13.60 Miles | 33 Yards | 0 | 0 | 3K | 0 | Swain |
| 33.8 | 1974-04-03 | 4 | 34°57'N / 84°18'W | 34°58'N / 84°13'W | 5.10 Miles | 400 Yards | 0 | 0 | 2.5M | 0 | Fannin |
| 33.9 | 1965-04-15 | 2 | 35°52'N / 84°05'W | 35°57'N / 84°00'W | 7.40 Miles | 200 Yards | 0 | 6 | 2.5M | 0 | Knox |
| 34.5 | 1965-04-15 | 3 | 35°11'N / 84°52'W | 35°18'N / 84°45'W | 10.40 Miles | 600 Yards | 0 | 50 | 2.5M | 0 | Bradley |
| 34.6 | 1974-04-03 | 3 | 35°11'N / 84°52'W | 35°13'N / 84°42'W | 9.70 Miles | 500 Yards | 2 | 0 | 250K | 0 | Bradley |
| 37.0 | 1974-04-03 | 3 | 35°06'N / 84°55'W | 35°14'N / 84°42'W | 15.40 Miles | 350 Yards | 1 | 100 | 250K | 0 | Bradley |
| 39.4 | 1963-03-19 | 2 | 35°11'N / 84°54'W | 35°12'N / 84°51'W | 3.30 Miles | 150 Yards | 0 | 3 | 250K | 0 | Bradley |
| 41.7 | 1953-05-02 | 2 | 36°02'N / 84°04'W | 0.80 Mile | 100 Yards | 0 | 0 | 3K | 0 | Anderson | |
| 41.8 | 1974-03-21 | 2 | 35°00'N / 84°45'W | 0.80 Mile | 300 Yards | 0 | 7 | 250K | 0 | Polk | |
| 42.0 | 1997-03-29 | 3 | 35°09'N / 84°54'W | 35°09'N / 84°54'W | 4.00 Miles | 100 Yards | 0 | 50 | 3.2M | 0 | Bradley |
| Brief Description: In Hamilton county...the tornado first touched down in the Tiftonia community just west of downtown Chattanooga around 1:10 am EDT. As the tornado moved due east across the southern part of the county, 50 homes were completely destroyed. Another 600 homes and one business were heavily damaged. Most of the damage was concentrated in the East Brainerd community. There, about half of the 180-unit Hickory Villa apartment complex was destroyed, and 18 of 23 townhomes of the Hickory Trace complex were destroyed. Two more apartment complexes, Hickory Valley and Ledford Apartments, were severely damaged. Around 20000 homes were without electricity after the storm. Most power had been restored by Monday morning. In Bradley county...the tornado destroyed 5 poultry farms, 4 homes, and 4 mobile homes. Another 45 homes, 16 mobile homes and 3 poultry farms were damaged. | |||||||||||
| 42.7 | 1974-04-03 | 2 | 34°49'N / 84°21'W | 34°51'N / 84°19'W | 3.00 Miles | 200 Yards | 0 | 2 | 2.5M | 0 | Fannin |
| 42.9 | 1993-02-21 | 3 | 36°01'N / 84°15'W | 36°06'N / 83°58'W | 10.00 Miles | 150 Yards | 0 | 3 | 5.0M | 0 | Knox |
| Brief Description: The tornado started near Oak Ridge, moved through the Bull Run Steam Plant and went through the town of Claxton. Fifty homes were damaged and six mobile homes were destroyed. Two business were destroyed and another 10 were damaged including a weapons plant. Twelve electric transmission towers were knocked down. | |||||||||||
| 43.8 | 2002-11-10 | 3 | 36°02'N / 84°36'W | 36°03'N / 84°27'W | 8.30 Miles | 300 Yards | 7 | 28 | 968K | 0 | Morgan |
| Brief Description: A strong F3 tornado (with wind speeds estimated around 175 mph) touched down 4.4 miles south of Wartburg in the Mossy Grove community killing 5 people and injuring 28. This tornado then struck Joyner at 8:40 P.M. killing two more people for a total of 7 dead. The tornado damaged 63 homes while destroying 24 others. In addition, 18 mobile homes were damaged and 12 others were destroyed. M47PH, F36PH, F73PH, M55VE, F1VE, M45PH, F93PH | |||||||||||
| 45.8 | 1955-03-25 | 2 | 36°01'N / 84°25'W | 36°12'N / 84°14'W | 16.30 Miles | 1760 Yards | 0 | 0 | 3K | 0 | Jefferson |
| 49.2 | 1974-04-03 | 2 | 34°41'N / 84°30'W | 34°49'N / 84°21'W | 12.60 Miles | 200 Yards | 0 | 3 | 2.5M | 0 | Gilmer |
* 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.