The Humboldt Fault or Humboldt Fault Zone, is a

normal fault In geology, a fault is a planar fracture or discontinuity in a volume of rock across which there has been significant displacement as a result of rock-mass movements. Large faults within Earth's crust result from the action of plate tectonic ...

or series of faults, that extends from

Nebraska Nebraska () is a state in the Midwestern region of the United States. It is bordered by South Dakota to the north; Iowa to the east and Missouri to the southeast, both across the Missouri River; Kansas to the south; Colorado to the southwe ...

southwestwardly through most of

Kansas Kansas () is a state in the Midwestern United States. Its capital is Topeka, and its largest city is Wichita. Kansas is a landlocked state bordered by Nebraska to the north; Missouri to the east; Oklahoma to the south; and Colorado to the ...

.from the

Kansas Geological Survey The Kansas Geological Survey (KGS), a research and service division of the University of Kansas, is charged by statute with studying and providing information on the geologic resources of Kansas. The KGS has no regulatory authority and does not t ...

(at the

University of Kansas The University of Kansas (KU) is a public research university with its main campus in Lawrence, Kansas, United States, and several satellite campuses, research and educational centers, medical centers, and classes across the state of Kansas. Tw ...

site
oil geology page, accessed on December 16, 2006 Kansas is not particularly earthquake prone, ranking 45th out of 50 states by damage caused. KGS cite of

Federal Emergency Management Agency The Federal Emergency Management Agency (FEMA) is an agency of the United States Department of Homeland Security (DHS), initially created under President Jimmy Carter by Presidential Reorganization Plan No. 3 of 1978 and implemented by two Exec ...

br>report
accessed on December 16, 2006 However, the north-central part of the state, particularly

Riley Riley may refer to: Names * Riley (given name) * Riley (surname) Places * Riley Park–Little Mountain, a neighborhood in Vancouver, British Columbia, Canada * Riley Creek (Ontario), a tributary of the Black River in Central Ontario, Canada * Ri ...

and

Pottawatomie The Potawatomi , also spelled Pottawatomi and Pottawatomie (among many variations), are a Native American people of the western Great Lakes region, upper Mississippi River and Great Plains. They traditionally speak the Potawatomi language, a m ...

counties, is the most prone to earthquakes. The Humboldt Fault had the largest earthquake in Kansas history with the 1867 Manhattan, Kansas earthquake. It happened near the town of

Wamego Wamego is a city in Pottawatomie County, Kansas, United States. As of the 2020 census, the population of the city was 4,841. History Wamego was platted in 1866. It was named for a Potawatomi Native American chief. The first post office in ...

and was estimated at 5.5 on the

Richter scale The Richter scale —also called the Richter magnitude scale, Richter's magnitude scale, and the Gutenberg–Richter scale—is a measure of the strength of earthquakes, developed by Charles Francis Richter and presented in his landmark 1935 ...

. Reportedly it was felt as far away as

Dubuque Dubuque (, ) is the county seat of Dubuque County, Iowa, United States, located along the Mississippi River. At the time of the 2020 census, the population of Dubuque was 59,667. The city lies at the junction of Iowa, Illinois, and Wisconsin, a r ...

Iowa Iowa () is a state in the Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wisconsin to the northeast, Illinois to the ...

References

Geology of Kansas Geology of Nebraska Seismic faults of the United States Geography of Omaha, Nebraska {{tectonics-stub

See also

References