United States Geological Survey YearbookThe Survey, 1990 - Geology |
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Page 1
... storm surges , or tsunami flood waves strike , Near active volcanoes , • On unstable slopes susceptible to landslides , • In flood plains subject to inundation , In regions prone to tornadoes , Along wilderness - urban interfaces vulner ...
... storm surges , or tsunami flood waves strike , Near active volcanoes , • On unstable slopes susceptible to landslides , • In flood plains subject to inundation , In regions prone to tornadoes , Along wilderness - urban interfaces vulner ...
Page 6
... storm were relatively low ( 4 to 10 inches in the most affected areas ) , high winds and storm - surge flooding along the coastal areas caused severe damage . The maximum storm surge meas- ured in South Carolina was one of the highest ...
... storm were relatively low ( 4 to 10 inches in the most affected areas ) , high winds and storm - surge flooding along the coastal areas caused severe damage . The maximum storm surge meas- ured in South Carolina was one of the highest ...
Page 7
... storm , two of three desalination units were out of service , one 10 - million - gallon water storage tank was destroyed and another severely damaged , and the sewage treatment system was out of ser- vice . A USGS employee , Bruce Green ...
... storm , two of three desalination units were out of service , one 10 - million - gallon water storage tank was destroyed and another severely damaged , and the sewage treatment system was out of ser- vice . A USGS employee , Bruce Green ...
Page 8
... Storm surge Category ( in miles ( feet above per hour ) normal tides ) No. 1 74-94 4.5 No. 2 96-110 6-8 No. 3 111-130 9-12 No. 4 131-155 13-18 No. 5 155 18 Evacuation No. Some shoreline residences and low - lying areas , evacuation ...
... Storm surge Category ( in miles ( feet above per hour ) normal tides ) No. 1 74-94 4.5 No. 2 96-110 6-8 No. 3 111-130 9-12 No. 4 131-155 13-18 No. 5 155 18 Evacuation No. Some shoreline residences and low - lying areas , evacuation ...
Page 10
... storm surge in San Juan . Beach overwash fans , containing about 17.5 million cubic feet of sand , were depos- ited ... storm , the storm waves flattened the profile and , C , eroded the backshore scarp . material is unrecoverable . At ...
... storm surge in San Juan . Beach overwash fans , containing about 17.5 million cubic feet of sand , were depos- ited ... storm , the storm waves flattened the profile and , C , eroded the backshore scarp . material is unrecoverable . At ...
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activities Administration Alaska Arctic areas Assistant atrazine Award Baikal Bldg Board Bureau cartographic data Chief Hydrologist City City of w coal coastal Commission contamination cooperative Coordination County Denver Federal Center Department of Public Development disaster Division Chief drought earth science earthquake Environmental eruption Federal agencies field geologic map geologists geophysical ground water ground-water Hurricane Hugo hydrologic IDNDR Information Systems Interior investigations Island Lake Lake Baikal land lava located Loma Prieta earthquake Loudoun County Management Menlo Park ment miles mineral deposits mineral resources National Center National Mapping National Water NAWQA Office percent Planning production Puerto Rico Redoubt volcano Regional Reston River basin rock scale scientific scientists seismic Service spatial data storage storm studies surface tion Transportation U.S. Department U.S. Geological Survey U.S. Virgin Islands United users USGS Water Conservation District Water District water quality Water Resources Water-Quality Assessment