Hoosier Pass (elevation ) is a high

mountain pass A mountain pass is a navigable route through a mountain range or over a ridge. Since many of the world's mountain ranges have presented formidable barriers to travel, passes have played a key role in trade, war, and both Human migration, human a ...

in central

Colorado Colorado (, other variants) is a state in the Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the western edge of t ...

, in the

Rocky Mountains The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in straight-line distance from the northernmost part of western Canada, to New Mexico in ...

of the

western United States The Western United States (also called the American West, the Far West, and the West) is the region comprising the westernmost states of the United States. As American settlement in the U.S. expanded westward, the meaning of the term ''the Wes ...

. The name derives from

Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...

, nicknamed the "

Hoosier Hoosier is the official demonym for the people of the U.S. state of Indiana. The origin of the term remains a matter of debate, but "Hoosier" was in general use by the 1840s, having been popularized by Richmond resident John Finley's 1833 poem "T ...

State," which was the original home of many pioneers. Hoosier Pass Sign

The pass is located on the

Continental Divide A continental divide is a drainage divide on a continent such that the drainage basin on one side of the divide feeds into one ocean or sea, and the basin on the other side either feeds into a different ocean or sea, or else is endorheic, not ...

at the northern end of the

Mosquito Range The Mosquito Range (elevation approximately 14,000 ft) is a high mountain range in the Rocky Mountains of central Colorado in the United States. The peaks of the range form a ridge running north–south for roughly 40 mi (64 km) fr ...

, in a gap between

Mount Lincoln Mount Lincoln may refer to one of several mountains located in the United States: {{Mountainindex, Lincoln ...

(west) and Hoosier Ridge (east). It sits on the boundary between

Park A park is an area of natural, semi-natural or planted space set aside for human enjoyment and recreation or for the protection of wildlife or natural habitats. Urban parks are urban green space, green spaces set aside for recreation inside t ...

(south) and

Summit A summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. The topography, topographic terms acme, apex, peak (mountain peak), and zenith are synonymous. The term (mountain top) is generally used ...

(north) counties. The pass provides a route between the headwaters of the Blue River (tributary of the

Colorado River The Colorado River ( es, Río Colorado) is one of the principal rivers (along with the Rio Grande) in the Southwestern United States and northern Mexico. The river drains an expansive, arid drainage basin, watershed that encompasses parts of ...

) to the north and the headwaters of the

South Platte River The South Platte River is one of the two principal tributaries of the Platte River. Flowing through the U.S. states of Colorado and Nebraska, it is itself a major river of the American Midwestern United States, Midwest and the American Sout ...

South Park ''South Park'' is an American animated sitcom created by Trey Parker and Matt Stone and developed by Brian Graden for Comedy Central. The series revolves around four boys Stan Marsh, Kyle Broflovski, Eric Cartman, and Kenny McCormickand th ...

to the south. It is traversed by State Highway 9 between the towns of Breckenridge (north) and

Fairplay FairPlay is a digital rights management (DRM) technology developed by Apple Inc. It is built into the MP4 multimedia file format as an encrypted AAC audio layer, and was used until April 2009 by the company to protect copyrighted works sold ...

(south). The highway over the pass provides an alternative route from

Denver Denver () is a consolidated city and county, the capital, and most populous city of the U.S. state of Colorado. Its population was 715,522 at the 2020 census, a 19.22% increase since 2010. It is the 19th-most populous city in the Unit ...

to the

ski areas A ski resort is a resort developed for skiing, snowboarding, and other winter sports. In Europe, most ski resorts are towns or villages in or adjacent to a ski area – a mountainous area with pistes (ski trails) and a ski lift system. In North ...

near Breckenridge and Keystone. It is generally open all year round, is traversable by all vehicles in good weather, but is occasionally closed during winter storms. The road over the pass has a smooth approach on the south side but has several switchbacks on the north side with a

grade Grade most commonly refers to: * Grade (education), a measurement of a student's performance * Grade, the number of the year a student has reached in a given educational stage * Grade (slope), the steepness of a slope Grade or grading may also ref ...

of 8%. This pass is the highest point on the

TransAmerica Trail U.S. Bicycle Route 76 (USBR 76) is a cross-country bicycle route east of Colorado in the United States. It is one of the two original U.S. Bicycle Routes, the other being U.S. Bicycle Route 1. USBR 76 runs from the Midwestern state of Kansas ...

, a transcontinental bicycle route that stretches from

Yorktown, Virginia Yorktown is a census-designated place (CDP) in York County, Virginia. It is the county seat of York County, one of the eight original shires formed in colonial Virginia in 1682. Yorktown's population was 195 as of the 2010 census, while York Cou ...

Astoria, Oregon Astoria is a port city and the seat of Clatsop County, Oregon, United States. Founded in 1811, Astoria is the oldest city in the state and was the first permanent American settlement west of the Rocky Mountains. The county is the northwest corne ...

Water diversion

Hoosier Pass is the location of the oldest known transbasin diversion project in Colorado, a ditch diverting water from a tributary of the Blue River to the Middle Fork of the

. This water was used for

placer mining Placer mining () is the mining of stream bed (Alluvium, alluvial) deposits for minerals. This may be done by open-pit mining, open-pit (also called open-cast mining) or by various surface excavating equipment or tunneling equipment. Placer minin ...

above

Alma Alma or ALMA may refer to: Arts and entertainment * ''Alma'' (film), a 2009 Spanish short animated film * ''Alma'' (Oswald de Andrade novel), 1922 * ''Alma'' (Le Clézio novel), 2017 * ''Alma'' (play), a 1996 drama by Joshua Sobol about Alma ...

. By 1929, the 1.8 mile (2.9 km) East Hoosier Ditch and the 1.3 mile (2 km) West Hoosier Ditch were in operation, able to divert an aggregate 77 cubic feet per second (2.2 m³/s) of water across the

continental divide A continental divide is a drainage divide on a continent such that the drainage basin on one side of the divide feeds into one ocean or sea, and the basin on the other side either feeds into a different ocean or sea, or else is endorheic, not ...

. The City of

Colorado Springs Colorado Springs is a home rule municipality in, and the county seat of, El Paso County, Colorado, United States. It is the largest city in El Paso County, with a population of 478,961 at the 2020 United States Census, a 15.02% increase since ...

obtained the water rights to these ditches and constructed the Hoosier Pass Tunnel to replace them as part of the Continental-Hoosier Diversion System. The 10 foot (3 m) diameter 1.5 mile (2.4 km) water tunnel was completed in 1951 and delivers up to 500 cubic feet per second (14.2m³/s) to

Montgomery Reservoir Montgomery Reservoir lies high in Colorado's Mosquito Range near Hoosier Pass a few miles north of Alma, Colorado. The reservoir sits at an altitude of . It is owned by Colorado Springs Utilities and delivers water to Colorado Springs, Colorado f ...

about a mile southwest of the pass, from which the water is piped 70 miles (113 km) to Colorado Springs. Average annual diversions through the tunnel have been on the order of 9000 acre feet (11 million m³).John N. Winchester
A Historical View: Transmountain Development in Colorado
, 2000; retrieved July, 2015.

Another pass

There is another Hoosier Pass in Colorado (elevation ) located in Teller County, near Cripple Creek.

References

{{reflist Mountain passes of Colorado Landforms of Park County, Colorado Landforms of Summit County, Colorado Great Divide of North America Transportation in Park County, Colorado Transportation in Summit County, Colorado

Water diversion

Another pass

See also

References