| Monticello Dam's glory hole | |
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Monticello Dam is a dam in Napa County, California, United States constructed between 1953 and 1957. It is a medium concrete-arch dam with a structural height of 304 ft (93 m) and a crest length of 1,023 ft (312 m). A glory hole is used when a dam is at full capacity and water needs to be drained from the resevoir.
![]() ![]() This one is photoshoped
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