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Leyden, Colorado, elevation is a small unincorporated community in
Jefferson County, Colorado Jefferson County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 582,910, making it the fourth-most populous county in Colorado. The county seat is Golden, and the most populous city is Lakewood. ...
west of
Arvada Arvada () is a home rule municipality located in Jefferson and Adams counties, Colorado, United States. The city population was 124,402 at the 2020 United States Census, with 121,510 residing in Jefferson County and 2,892 residing in Adams Cou ...
at the junction of West 82nd Avenue and Quaker Street. It is a historic company town established by the Leyden Coal Company in 1902 to house the miners of the Leyden Coal Mine nearby to the west.


History

The town of Leyden consists of a collection of square frame homes with pyramidal roofs that were originally red trimmed in white. It was named for pioneer miner brothers Michael, Martin and John Leyden, who discovered the original Leyden mine in the hogback ridge to the west, where Michael and Martin died in 1866 and 1870, respectively. At its height, the town of Leyden included these homes as well as the company store, school, boarding house, saloon, and Presbyterian chapel. The store still stands at the southeast corner of 82nd and Quaker, while the school is the easternmost house on the hillside to the north, and the foreman's house stands next door to its west. The town housed a diverse population of native and immigrant miners, including from such countries as Austria, Hungary, Greece, Germany, Brazil, Italy, Mexico, and more. Major events in its history include the Leyden Mine Disaster in 1910 which claimed 10 lives, and the workers' strike of 1914 Leyden ceased to be a company town around 1951 when the mine ceased operation. The town site was sold to investors and then the company town houses were sold to individual homeowners. Leyden has remained an unincorporated community with its own water district ever since.


Leyden Coal Mine

The Leyden Coal Mine was operated by the Leyden Coal Company. Between 1903 and 1950 it produced about 6 Mt of
sub-bituminous coal Sub-bituminous coal is a lower grade of coal that contains 35–45% carbon. The properties of this type are between those of lignite, the lowest grade of coal, and those of bituminous coal, the second-highest grade of coal. Sub-bituminous coal i ...
. The mine consisted of four
shafts ''Shafts'' was an English feminist magazine produced by Margaret Sibthorp from 1892 until 1899. Initially published weekly and priced at one penny, its themes included votes for women, women's education, and radical attitudes towards vivisection, ...
providing the access to two flat-lying coal seams from 240 to 260 m (790 to 855 ft) below the surface in the
Late Cretaceous The Late Cretaceous (100.5–66 Ma) is the younger of two epochs into which the Cretaceous Period is divided in the geologic time scale. Rock strata from this epoch form the Upper Cretaceous Series. The Cretaceous is named after ''creta'', the ...
Laramie Formation The Laramie Formation is a geologic formation of Late Cretaceous (Maastrichtian) age, named by Clarence King in 1876 for exposures in northeastern Colorado, in the United States.King, C. 1876. Report of the Geological Exploration of the Fortieth P ...
. It was a
room and pillar Room and pillar or pillar and stall is a variant of breast stoping. It is a mining system in which the mined material is extracted across a horizontal plane, creating horizontal arrays of rooms and pillars. To do this, "rooms" of ore are dug out w ...
operation with an estimated recovery of about 35%. The coal was used in the
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 ...
area and beyond, as well as by the Denver Tramway that was a subsidiary of railroad magnate
David Moffat David Halliday Moffat (July 22, 1839 – March 18, 1911) was an American financier and industrialist. Moffat was one of Denver's most important financiers and industrialists in late 19th and early 20th century Colorado, and he was responsible fo ...
. In 1961, the Public Service Company of Colorado, a subsidiary of
Xcel Energy Xcel Energy Inc. is an American utility holding company based in Minneapolis, Minnesota, serving more than 3.7 million electric customers and 2.1 million natural gas customers in Colorado, Texas, and New Mexico in 2019. It consists of four oper ...
, established the Leyden Gas Storage Operation which used the abandoned mine to store natural gas but gas storage ceased after 2000 due to concerns about leakage. In 2004 the City of Arvada began injecting water and using the abandoned mine as a subsurface water reservoir.Davis, K., Li, Y., Batzle, M. and Reynolds, B., 2005. Time-lapse gravity monitoring of an aquifer storage recovery project in Leyden, Colorado. In: 75th Annual International Meeting. The Society of Exploration Geophysicists, GM1 (Vol. 4).


References


External links


The Preserve Leyden Project
{{authority control Unincorporated communities in Jefferson County, Colorado Company towns in Colorado