Hamlin Valley is a mostly north-south trending valley of the

Great Basin The Great Basin () is the largest area of contiguous endorheic watersheds, those with no outlets to the ocean, in North America. It spans nearly all of Nevada, much of Utah, and portions of California, Idaho, Oregon, Wyoming, and Baja Californi ...

located on both sides of the

Nevada Nevada ( ; ) is a landlocked state in the Western United States. It borders Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the seventh-most extensive, th ...

–

Utah Utah is a landlocked state in the Mountain states, Mountain West subregion of the Western United States. It is one of the Four Corners states, sharing a border with Arizona, Colorado, and New Mexico. It also borders Wyoming to the northea ...

state line. It is about long. Its north-northeast end point adjacent the state line is the southwest start region of the Snake Valley (Great Basin).

Description

Hamlin Valley lies between the Mountain Home Range on the east and Indian Peak Range on the southeast and south, and the

Needle Mountains The Needle Mountains are a subrange of the San Juan Mountains of the Rocky Mountains located in the southwestern part of the U.S. State of Colorado. Much of the range is protected in the Weminuche Wilderness of the San Juan National Forest. The ...

, White Rock Mountains, and Limestone Hills on the west. On the north, it merges with Snake Valley, about south of

Garrison A garrison is any body of troops stationed in a particular location, originally to guard it. The term now often applies to certain facilities that constitute a military base or fortified military headquarters. A garrison is usually in a city ...

; the south of the Snake Range north-northwest, causes the north valley to narrow and change to northeasterly, as the valley merges into Snake Valley. The north end of the valley is located at , and the south end at . Rosencrans Well is located just southwest of the valley's center. The Hamlin Valley Wash is an ephemeral stream running through the valley, flowing north-northwest, then due north. It originates in the foothills north of

Modena Modena (, ; ; ; ; ) is a city and ''comune'' (municipality) on the south side of the Po Valley, in the Province of Modena, in the Emilia-Romagna region of northern Italy. It has 184,739 inhabitants as of 2025. A town, and seat of an archbis ...

, Utah, (in a widening valley origin, southeast, south, and southwest, about 8 mi wide),Utah DeLorme Atlas & Gazetteer, p. 40. and drains northwest, following the Hamlin Valley into Nevada. This southeast stretch of the valley trends north-northwesterly, about 25 mi, as do the Indian Peak and White Rock Mountain's central ridgelines, east and west. The Hamlin Valley Wash disappears near the north end of the valley. Adjacent at the disappearing region 2.5 mi west,Utah DeLorme Atlas, p. 40. Big Springs Creek, originates from Big Springs, at the southeast foothills of the Snake Range, and flows north past

Burbank Burbank may refer to: Places Australia * Burbank, Queensland, a suburb in Brisbane United States * Burbank, California, a city in Los Angeles County * Burbank, Santa Clara County, California, a census-designated place * Burbank, Illinois, ...

and into the Snake Valley, joins Lake Creek, and empties into Pruess Lake. The Hamlin and Snake valleys together constitute a closed drainage basin.

Testing incident

In 1953, at a sheep camp in Hamlin Valley, Elma Mackelprang observed tiny whitish flakes swirling through the air. They were part of the

fallout Nuclear fallout is residual radioactive material that is created by the reactions producing a nuclear explosion. It is initially present in the radioactive cloud created by the explosion, and "falls out" of the cloud as it is moved by the ...

associated with the '' Grable'' experiment, part of the

Operation Upshot–Knothole Operation Upshot–Knothole was a series of eleven nuclear test shots conducted in 1953 at the Nevada Test Site. It followed ''Operation Ivy'' and preceded ''Operation Castle''. Over 21,000 soldiers took part in the ground exercise Desert Roc ...

series of nuclear weapon tests, the most reckless and dirtiest ever conducted in Nevada. Mackelprang later experienced symptoms of radiation poisoning.

References

{{Reflist Valleys of Nevada Valleys of Utah Valleys of Lincoln County, Nevada Valleys of White Pine County, Nevada Valleys of Beaver County, Utah Valleys of Iron County, Utah Valleys of Millard County, Utah Valleys of the Great Basin

Description

Testing incident

See also

References