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Loch Raven Reservoir
The Loch Raven Reservoir is a reservoir that provides drinking water for the City of Baltimore and most of Baltimore County, Maryland. Originally built in 1881 as a dam and water tunnel to channel water to Lake Montebello and Lake Clifton, a new dam, creating a modern large reservoir lake, was constructed in 1914 in efforts to increase the municipal water supply,〔Arnett, 1999〕 submerging the agricultural village of Warren.〔 In 1923, the dam was elevated from to , and was viewed by many as a step towards the re-vitalization of Baltimore after the Great Fire of 1904.〔Michael Wentzel and Michael Shultz, 1977〕 It is fed by the Big Gunpowder Falls river, and has a capacity of of water.〔(Loch Raven Reservoir : Details Page : Baltimore FunGuide.com )〕 In addition to providing potable drinking water to Baltimore City and Baltimore County, the lake serves as a park and recreational area for the public to enjoy.
== History ==
The reservoir began as ordinance 141 of the Baltimore City Council in 1908, and the initial funding of $5,000,000 USD. The dam was constructed between 1912 and 1914 and when completed its crest was above mean sea level, and from the original valley floor. The dam consisted of of concrete and impounded . Seven miles of new roads were constructed as well as three new bridges (Loch Raven Drive, Paper Mill Road, and Dulaney Valley Road). The only original bridge that still remains is on Warren Road. Additionally a steel pipe was built at a length of from the upper to the lower dam, which connected with the main tunnel running seven miles (11 km) to Lake Montebello in Baltimore.〔( Informational Plaque at site )〕
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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