Geological Survey

noun

U.S. Government.��a division of the Department of the Interior, created in 1879, that studies the nation's water and mineral resources, makes topographic surveys, and classifies and leases public lands.
(lowercase)��a systematic investigation of the geology of an area.

Geological Survey

noun

a government-sponsored organization working in the field of geology, such as the US Geological Survey, the Geological Survey of India, or the Institute of Geological Sciences (UK)

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Example Sentences

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And in the San Francisco Bay Area, near-shore tsunami could cause waves to surge 4 feet above mean sea level at San Francisco’s Aquatic Park, Alcatraz Island, Redwood City and Richmond; 5 feet in Alameda; 6 feet at San Francisco’s Ocean Beach; 7 feet in Sausalito; 8 feet in Pacifica in San Mateo County; and 9 feet in Bolinas in Marin County, according to the California Geological Survey.

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Unless otherwise mentioned, figures are from the California Tsunami Program, which is run by the California Governor’s Office of Emergency Services and the California Geological Survey.

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And 7-foot waves resulted from a tsunami in 1927, generated by an earthquake about 5 miles west of the Santa Barbara County coast, according to the California Geological Survey.

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“A large quake generated by the Cascadia subduction zone could create waves twice as large as the 1964 event, especially in Crescent City,” Rick Wilson, a former head of the California Geological Survey tsunami program, said in a statement.

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Those estimates were issued by the California Geological Survey and published in the city of Los Angeles’ hazard mitigation plan.

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geological cycle geological timescale

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