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Twain Harte Dam (National ID # CA00649) is a multiple arch dam in Tuolumne County, California. Its reservoir is Twain Harte Lake and it is located near Twain Harte, California. Developers began building Twain Harte Dam in the summer of 1927. It was completed in 1928 and is owned by the Twain Harte Lake Association. The dam is high, in length, and in width.〔(【引用サイトリンク】title=Dams Within the Jurisdiction of the State of California (T-Z) )〕 The dam has a crest elevation of and its volume is . In August 2014, fracturing of a granite dome known as "the Rock" located adjacent to the dam forced the closing and draining of the lake for safety reasons. It was feared the dam would fail and there would be a flash flood in Sullivan Creek. The cause of this fracturing is a process known as ''exfoliation''. Twain Harte Lake is the name of the reservoir created by Twain Harte Dam. It has a normal water surface of , and a maximum capacity of . Its drainage area is . The lake is used for recreation and is only available to members of the Twain Harte Lake Association. == See also == *List of dams and reservoirs in California *List of lakes in California 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Twain Harte Dam」の詳細全文を読む スポンサード リンク
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