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all geography including DSDP/ODP Sites and Legs
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Africa
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North Africa
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Algeria (1)
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Asia
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Far East
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China (2)
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Taiwan (1)
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Indian Peninsula
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Atlantic Ocean Islands
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Australia
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Black Hills (1)
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Canada
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Eastern Canada
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Ontario (4)
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Quebec
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Western Canada
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Mexico
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North America
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Eastern U.S.
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Florida
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Georgia
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Hawaii (1)
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Idaho
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Illinois
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Champaign County Illinois (1)
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Cook County Illinois
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Chicago Illinois (1)
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DeKalb County Illinois (1)
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DuPage County Illinois (1)
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Hancock County Illinois (2)
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Kane County Illinois (1)
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La Salle County Illinois (2)
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Lee County Illinois (1)
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Macon County Illinois (1)
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McHenry County Illinois (1)
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Parke County Indiana (2)
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Vermillion County Indiana (1)
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Vigo County Indiana (1)
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Wabash County Indiana (1)
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Iowa
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Cedar County Iowa (1)
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Des Moines County Iowa (1)
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Lee County Iowa (1)
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Mahaska County Iowa (1)
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Kansas
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Ness County Kansas (1)
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Shawnee County Kansas
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Topeka Kansas (1)
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Wabaunsee County Kansas (1)
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Kentucky
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Bath County Kentucky (1)
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Carter County Kentucky (1)
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Kentucky River Fault (1)
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Massachusetts
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Suffolk County Massachusetts
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Boston Massachusetts (1)
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Michigan
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Michigan Lower Peninsula
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Washtenaw County Michigan
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Ann Arbor Michigan (1)
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Michigan Upper Peninsula
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Chippewa County Michigan (1)
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Mackinac County Michigan (1)
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Schoolcraft County Michigan (1)
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Midcontinent (25)
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Minnesota
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Cass County Minnesota (1)
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Hubbard County Minnesota (1)
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Wadena County Minnesota (1)
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Mississippi (1)
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Mississippi Embayment (7)
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Mississippi River (3)
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Mississippi Valley
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Upper Mississippi Valley (7)
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Missouri
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Callaway County Missouri (1)
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Cooper County Missouri (2)
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Howard County Missouri (1)
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Kansas City Missouri (1)
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Lewis County Missouri (1)
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Lincoln County Missouri (1)
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Montgomery County Missouri (1)
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Saint Louis County Missouri
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Saint Louis Missouri (2)
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Sainte Genevieve County Missouri (1)
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Viburnum Trend (1)
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Montana (1)
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Nebraska (14)
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Nevada (2)
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New England (2)
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New Hampshire (1)
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New Madrid region (25)
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New York
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Monroe County New York (1)
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Niagara County New York (1)
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Ohio
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Adams County Ohio (2)
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Ashtabula County Ohio (1)
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Brown County Ohio (1)
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Muskingum County Ohio (1)
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Perry County Ohio (1)
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Ohio River (2)
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Ohio River valley (3)
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Oklahoma
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Le Flore County Oklahoma (1)
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Meers Fault (4)
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Pontotoc County Oklahoma (1)
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Oregon
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Multnomah County Oregon
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Portland Oregon (1)
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Ozark Mountains (1)
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Pennsylvania (1)
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Reelfoot Rift (3)
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South Carolina
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Charleston County South Carolina
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Charleston South Carolina (2)
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South Dakota (1)
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Southern U.S. (6)
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Southwestern U.S. (1)
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Tennessee
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Shelby County Tennessee
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Memphis Tennessee (2)
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Texas
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Amarillo Uplift (1)
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Hartley County Texas (1)
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Hood County Texas (1)
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Lubbock County Texas (1)
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Moore County Texas (1)
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Potter County Texas (1)
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U. S. Rocky Mountains
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Wet Mountains (1)
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Utah
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Salt Lake County Utah
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Salt Lake City Utah (1)
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Virginia (4)
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Wabash Valley (3)
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Washington
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King County Washington
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Seattle Washington (1)
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West Virginia (3)
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Western U.S. (9)
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Wisconsin
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Kenosha County Wisconsin (1)
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Milwaukee County Wisconsin (1)
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Pierce County Wisconsin (1)
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Racine County Wisconsin (1)
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Walworth County Wisconsin (1)
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Waukesha County Wisconsin (1)
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Wyoming
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Laramie Basin (1)
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Wyoming Province (1)
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Yellowstone National Park (1)
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commodities
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aggregate (1)
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brines (3)
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construction materials (3)
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dolostone deposits (1)
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energy sources (11)
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industrial minerals (6)
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limestone deposits (4)
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metal ores
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lead ores (1)
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lead-zinc deposits (2)
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molybdenum ores (2)
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tungsten ores (1)
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uranium ores (1)
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vanadium ores (1)
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mineral deposits, genesis (3)
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mineral exploration (1)
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oil and gas fields (11)
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petroleum
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natural gas (11)
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sandstone deposits (1)
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water resources (2)
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elements, isotopes
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carbon
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C-13/C-12 (3)
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C-14 (3)
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organic carbon (1)
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chemical ratios (1)
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halogens
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bromine
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bromide ion (1)
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chlorine
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chloride ion (1)
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hydrogen
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D/H (2)
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deuterium (1)
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tritium (1)
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isotope ratios (5)
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isotopes
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radioactive isotopes
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Be-10/Be-9 (1)
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C-14 (3)
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tritium (1)
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stable isotopes
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Be-10/Be-9 (1)
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C-13/C-12 (3)
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D/H (2)
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deuterium (1)
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O-18/O-16 (3)
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S-34/S-32 (5)
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metals
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alkali metals
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sodium (1)
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alkaline earth metals
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beryllium
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Be-10/Be-9 (1)
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calcium (2)
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aluminum (2)
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copper (1)
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iron (1)
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lead (1)
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mercury (2)
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molybdenum (3)
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titanium (1)
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zinc (1)
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zirconium (1)
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nitrogen (1)
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oxygen
-
O-18/O-16 (3)
-
-
selenium (1)
-
sulfur
-
S-34/S-32 (5)
-
-
-
fossils
-
burrows (1)
-
Chordata
-
Vertebrata
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Pisces
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Chondrichthyes
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Elasmobranchii (1)
-
-
-
Tetrapoda
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Mammalia
-
Theria
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Eutheria
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Rodentia (1)
-
-
-
-
-
-
-
Graptolithina (1)
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ichnofossils (2)
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Invertebrata
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Arthropoda
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Trilobitomorpha
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Trilobita
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Phacopida (1)
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Brachiopoda
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Articulata
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Pentamerida (1)
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Rhynchonellida (1)
-
-
Inarticulata (1)
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-
Bryozoa
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Cryptostomata (1)
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Cnidaria
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Anthozoa
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Zoantharia
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Tabulata (1)
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Echinodermata
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Crinozoa
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Blastoidea (1)
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Crinoidea
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Inadunata (1)
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-
-
-
Mollusca
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Bivalvia
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Heterodonta
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Veneroida (1)
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-
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Cephalopoda
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Ammonoidea
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Goniatitida
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Goniatitidae
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Goniatites (1)
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-
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-
-
Gastropoda (1)
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Porifera
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Stromatoporoidea (2)
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Protista
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Foraminifera (2)
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Vermes
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Nematoida (1)
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microfossils
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Chitinozoa (1)
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Conodonta
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Gondolella (1)
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Neognathodus (1)
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Streptognathodus (1)
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palynomorphs
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acritarchs (2)
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Chitinozoa (1)
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miospores
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pollen (3)
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Plantae
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algae
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calcareous algae (1)
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Chlorophyta (1)
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Pteridophyta (1)
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problematic fossils (3)
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thallophytes (2)
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geochronology methods
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paleomagnetism (1)
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Rb/Sr (1)
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U/Pb (1)
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geologic age
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Cenozoic
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Quaternary
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Holocene
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middle Holocene (1)
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upper Holocene (1)
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Pleistocene
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Lake Agassiz (1)
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Peoria Loess (1)
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Roxana Silt (1)
-
upper Pleistocene
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Wisconsinan
-
upper Wisconsinan (1)
-
-
-
-
-
Tertiary
-
Neogene
-
Pliocene (1)
-
-
Paleogene
-
Eocene
-
Absaroka Supergroup (1)
-
middle Eocene
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Claiborne Group (1)
-
-
-
Paleocene (1)
-
-
-
-
Laurentide ice sheet (1)
-
Mesozoic
-
Cretaceous
-
Dakota Formation (2)
-
-
-
Paleozoic
-
Bedford Shale (1)
-
Berea Sandstone (1)
-
Cambrian
-
Upper Cambrian
-
Eau Claire Formation (2)
-
Mount Simon Sandstone (4)
-
-
-
Carboniferous
-
Lower Carboniferous
-
Dinantian (1)
-
-
Mississippian
-
Borden Group (3)
-
Harrodsburg Limestone (1)
-
Lower Mississippian
-
Cuyahoga Formation (1)
-
Fort Payne Formation (2)
-
Kinderhookian (1)
-
Osagian
-
Burlington Limestone (7)
-
Keokuk Limestone (7)
-
-
-
Middle Mississippian (2)
-
Ramp Creek Formation (1)
-
Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
Imo Formation (1)
-
-
Meramecian
-
Saint Louis Limestone (2)
-
Sainte Genevieve Limestone (1)
-
Salem Limestone (2)
-
Warsaw Formation (5)
-
-
-
Valmeyeran (1)
-
-
Pennsylvanian
-
Excello Shale (1)
-
Lower Pennsylvanian
-
Caseyville Formation (1)
-
Morrowan (2)
-
-
Middle Pennsylvanian
-
Atokan (2)
-
Carbondale Formation (1)
-
Desmoinesian
-
Cabaniss Formation (1)
-
Cherokee Group (1)
-
-
Dugger Formation (1)
-
Kanawha Formation (1)
-
Staunton Formation (2)
-
-
Upper Pennsylvanian
-
Canyon Group (1)
-
Cisco Group (1)
-
Kasimovian (1)
-
Missourian
-
Kansas City Group (2)
-
Lansing Group (1)
-
-
Virgilian
-
Douglas Group (1)
-
Shawnee Group (1)
-
Wabaunsee Group (1)
-
-
-
-
Upper Carboniferous
-
Westphalian (1)
-
-
-
Devonian
-
Cedar City Formation (1)
-
Lower Devonian
-
Emsian (2)
-
-
Middle Devonian
-
Couvinian (1)
-
Eifelian (1)
-
Givetian (3)
-
Hamilton Group (1)
-
Sylvania Formation (1)
-
-
Traverse Group (1)
-
Upper Devonian
-
Frasnian (1)
-
-
-
Knox Group (1)
-
Minnelusa Formation (1)
-
New Albany Shale (1)
-
Ordovician
-
Lower Ordovician
-
Ellenburger Group (1)
-
-
Middle Ordovician
-
Black River Group (1)
-
Champlainian (1)
-
Decorah Shale (1)
-
High Bridge Group (1)
-
Platteville Formation (1)
-
Saint Peter Sandstone (3)
-
-
Trenton Group (1)
-
Upper Ordovician
-
Cincinnatian
-
Richmondian (1)
-
-
Fernvale Formation (1)
-
Maquoketa Formation (2)
-
Trentonian (1)
-
-
-
Permian
-
Council Grove Group (1)
-
Lower Permian
-
Cisuralian
-
Asselian (1)
-
-
Wolfcampian (2)
-
-
-
Silurian
-
Lockport Formation (1)
-
Lower Silurian
-
Brassfield Formation (2)
-
Llandovery (3)
-
Wenlock (3)
-
-
Middle Silurian
-
Clinton Group (1)
-
Racine Dolomite (1)
-
Waldron Shale (1)
-
-
Niagaran (3)
-
Upper Silurian
-
Ludlow (1)
-
-
-
upper Paleozoic
-
Admire Group (1)
-
-
-
Precambrian
-
Archean (1)
-
Nonesuch Shale (1)
-
upper Precambrian
-
Proterozoic
-
Keweenawan (1)
-
Oronto Group (1)
-
-
-
-
-
igneous rocks
-
igneous rocks
-
plutonic rocks
-
granites (1)
-
-
volcanic rocks
-
rhyolites (1)
-
-
-
-
metamorphic rocks
-
K-bentonite (2)
-
metamorphic rocks
-
metasedimentary rocks (1)
-
-
-
minerals
-
carbonates
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aragonite (2)
-
calcite (1)
-
dolomite (4)
-
-
K-bentonite (2)
-
minerals (3)
-
oxides
-
iron oxides (1)
-
-
silicates
-
framework silicates
-
feldspar group
-
alkali feldspar
-
K-feldspar (1)
-
-
-
silica minerals
-
quartz (1)
-
-
-
orthosilicates
-
nesosilicates
-
zircon group
-
zircon (1)
-
-
-
-
sheet silicates
-
clay minerals
-
dickite (1)
-
kaolinite (1)
-
montmorillonite (1)
-
smectite (2)
-
-
illite (2)
-
mica group
-
glauconite (1)
-
-
rectorite (1)
-
-
-
sulfides
-
pyrite (1)
-
sphalerite (1)
-
-
-
Primary terms
-
absolute age (3)
-
Africa
-
North Africa
-
Algeria (1)
-
-
-
Asia
-
Central Asia (1)
-
Far East
-
China (2)
-
Taiwan (1)
-
-
Indian Peninsula
-
India (4)
-
-
-
Atlantic Ocean Islands
-
Falkland Islands (1)
-
-
Australasia
-
Australia
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Victoria Australia (1)
-
-
-
bibliography (1)
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biogeography (3)
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biography (1)
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brines (3)
-
Canada
-
Eastern Canada
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Ontario (4)
-
Quebec
-
Charlevoix (1)
-
-
-
Western Canada
-
Alberta (1)
-
British Columbia (1)
-
Manitoba (1)
-
-
-
carbon
-
C-13/C-12 (3)
-
C-14 (3)
-
organic carbon (1)
-
-
catalogs (4)
-
Cenozoic
-
Quaternary
-
Holocene
-
middle Holocene (1)
-
upper Holocene (1)
-
-
Pleistocene
-
Lake Agassiz (1)
-
Peoria Loess (1)
-
Roxana Silt (1)
-
upper Pleistocene
-
Wisconsinan
-
upper Wisconsinan (1)
-
-
-
-
-
Tertiary
-
Neogene
-
Pliocene (1)
-
-
Paleogene
-
Eocene
-
Absaroka Supergroup (1)
-
middle Eocene
-
Claiborne Group (1)
-
-
-
Paleocene (1)
-
-
-
-
Chordata
-
Vertebrata
-
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Journal Article
Data-driven adjustments for combined use of NGA-East hard-rock ground motion and site amplification models
María E Ramos-Sepúlveda, M.EERI, Jonathan P Stewart, M.EERI, Grace A Parker, M.EERI, Morgan P Moschetti, M.EERI, Eric M Thompson, M.EERI, Scott J Brandenberg, M.EERI, Youssef MA Hashash, M.EERI, Ellen M Rathje, M.EERI
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 May 2024
Earthquake Spectra (2024) 40 (2): 1132–1157.
Journal Article
The 2023 US National Seismic Hazard Model: Ground-motion characterization for the conterminous United States
Morgan P Moschetti, M.EERI, Brad T Aagaard, Sean K Ahdi, M.EERI, Jason Altekruse, Oliver S Boyd, Arthur D Frankel, M.EERI, Julie Herrick, Mark D Petersen, M.EERI, Peter M Powers, Sanaz Rezaeian, Allison M Shumway, James A Smith, William J Stephenson, Eric M Thompson, Kyle B Withers
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 May 2024
Earthquake Spectra (2024) 40 (2): 1158–1190.
Journal Article
Sediment thickness map of United States Atlantic and Gulf Coastal Plain Strata, and their influence on earthquake ground motions
Oliver S Boyd, David Churchwell, Morgan P Moschetti, M.EERI, Eric M Thompson, Martin C Chapman, M.EERI, Okan Ilhan, M.EERI, Thomas L Pratt, Sean K Ahdi, M.EERI, Sanaz Rezaeian
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 February 2024
Earthquake Spectra (2024) 40 (1): 89–112.
Journal Article
The 2023 US 50-State National Seismic Hazard Model: Overview and implications
Mark D Petersen, M.EERI, Allison M Shumway, Peter M Powers, M.EERI, Edward H Field, M.EERI, Morgan P Moschetti, M.EERI, Kishor S Jaiswal, M.EERI, Kevin R Milner, M.EERI, Sanaz Rezaeian, Arthur D Frankel, M.EERI, Andrea L Llenos, Andrew J Michael, M.EERI, Jason M Altekruse, Sean K Ahdi, M.EERI, Kyle B Withers, Charles S Mueller, Yuehua Zeng, Robert E Chase, M.EERI, Leah M Salditch, Nicolas Luco, M.EERI, Kenneth S Rukstales, Julie A Herrick, Demi L Girot, Brad T Aagaard, Adrian M Bender, Michael L Blanpied, Richard W Briggs, Oliver S Boyd, M.EERI, Brandon S Clayton, Christopher B DuRoss, Eileen L Evans, Peter J Haeussler, Alexandra E Hatem, Kirstie L Haynie, Elizabeth H Hearn, Kaj M Johnson, Zachary A Kortum, N Simon Kwong, M.EERI, Andrew J Makdisi, M.EERI, H Benjamin Mason, Daniel E McNamara, Devin F McPhillips, Paul G Okubo, Morgan T Page, Fred F Pollitz, Justin L Rubinstein, Bruce E Shaw, Zheng-Kang Shen, Brian R Shiro, James A Smith, William J Stephenson, Eric M Thompson, Jessica A Thompson Jobe, Erin A Wirth, Robert C Witter
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 February 2024
Earthquake Spectra (2024) 40 (1): 5–88.
Journal Article
A seismological method for estimating the long-period transition period T L in the seismic building code
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 May 2023
Earthquake Spectra (2023) 39 (2): 1037–1057.
Journal Article
Bioventing revisited: efficacy of enhanced biodegradation for sites with mobile LNAPL
Publisher: Geological Society of London
Published: 20 February 2023
Quarterly Journal of Engineering Geology and Hydrogeology (2023) 56 (2): qjegh2022-085.
Journal Article
Pre-agricultural soil erosion rates in the midwestern United States
Journal: Geology
Publisher: Geological Society of America
Published: 02 December 2022
Geology (2023) 51 (1): 44–48.
Journal Article
Revised Earthquake Geology Inputs for the Central and Eastern United States and Southeast Canada for the 2023 National Seismic Hazard Model
Jessica Thompson Jobe, Alexandra Hatem, Ryan Gold, Christopher DuRoss, Nadine Reitman, Richard Briggs, Camille Collett
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 12 October 2022
Seismological Research Letters (2022) 93 (6): 3100–3120.
Journal Article
THE FAR SHOALS OF NEPTUNISM: WILLIAM H. KEATING AND THE ST. PETER SANDSTONE IN THE AMERICAN MIDWEST
Journal: Earth Sciences History
Publisher: History of Earth Sciences Society
Published: 01 April 2022
Earth Sciences History (2022) 41 (1): 64–76.
Journal Article
Spatial correlation in ground motion prediction errors in Central and Eastern North America
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 February 2022
Earthquake Spectra (2022) 38 (1): 543–578.