CCPortal

浏览/检索结果: 共25条,第1-10条 帮助

限定条件    
已选(0)清除 条数/页:   排序方式:
Two-dimensional seismic velocities and structural variations at three British Columbia Hydro and Power Authority (BC Hydro) dam sites, Vancouver Island, British Columbia, Canada 科技报告
报告编号: 70202281, 页数: 137, 2019
作者:  Catchings, Rufus D. catching@usgs.gov;  Addo, Kofi O.;  Goldman, Mark R. goldman@usgs.gov;  Chan, Joanne H. jchan@usgs.gov;  Sickler, Robert R. rsickler@usgs.gov;  Criley, Coyn J. ccriley@usgs.gov
Adobe PDF(31461Kb)  |  收藏  |  浏览/下载:37/8  |  提交时间:2019/11/06
Stratigraphic and structural relations in trench exposures and geomorphology at the Big Burn, Lily Lake, and Lester Ranch sites, Bear River Fault Zone, Utah and Wyoming 科技报告
报告编号: 70203030, , 2019
作者:  Hecker, Suzanne;  Duross, Christopher cduross@usgs.gov;  Schwartz, David P. dschwartz@usgs.gov;  Cinti, Francesca R.;  Civico, Riccardo;  Lund, William R.;  Hiscock, Adam I.;  West, Michael W.;  Wilcox, Tarka;  Stoller, Alivia R.
Adobe PDF(1542Kb)  |  收藏  |  浏览/下载:80/23  |  提交时间:2019/11/06
Characterization and occurrence of confined and unconfined aquifers in Quaternary sediments in the glaciated conterminous United States 科技报告
报告编号: 70198167, , 2019
作者:  Yager, Richard M. ryager@usgs.gov;  Kauffman, Leon J.;  Soller, David R. drsoller@usgs.gov;  Haj, Adel E. ahaj@usgs.gov;  Heisig, Paul M.;  Buchwald, Cheryl A. cabuchwa@usgs.gov;  Westenbroek, Stephen, M.;  Reddy, James E.
Adobe PDF(17562Kb)  |  收藏  |  浏览/下载:58/18  |  提交时间:2019/11/06
Delineation of selected lithologic units using airborne electromagnetic data near Cedar Rapids, Iowa 科技报告
报告编号: 70201138, , 2019
作者:  Valder, Joshua F. jvalder@usgs.gov;  Haj, Adel E. ahaj@usgs.gov;  Bristow, Emilia L.;  Valseth, Kristen J.
Adobe PDF(2052Kb)  |  收藏  |  浏览/下载:35/13  |  提交时间:2019/11/06
The hydrologic benefits of wetland and prairie restoration in western Minnesota—Lessons learned at the Glacial Ridge National Wildlife Refuge, 2002–15 科技报告
报告编号: 70203647, 页数: 96, 2019
作者:  Cowdery, Timothy K.;  Christenson, Catherine A.;  Ziegeweid, Jeffrey R. jrziege@usgs.gov
Adobe PDF(7174Kb)  |  收藏  |  浏览/下载:152/24  |  提交时间:2019/11/06
Soil mineralogy and geochemistry along a north-south transect in Alaska and the relation to source-rock terrane 科技报告
报告编号: 70204649, 页数: 27, 2019
作者:  Wang, Bronwen;  Hults, Chad P. chults@usgs.gov;  Eberl, Dennis D.;  Woodruff, Laurel G. woodruff@usgs.gov;  Cannon, William F. wcannon@usgs.gov;  Gough, Larry P. lgough@usgs.gov
Adobe PDF(6985Kb)  |  收藏  |  浏览/下载:65/35  |  提交时间:2019/11/06
Construction and calibration of a groundwater-flow model to assess groundwater availability in the uppermost principal aquifer systems of the Williston Basin, United States and Canada 科技报告
报告编号: 70194985, 页数: 84, 2018
作者:  Davis, Kyle W.;  Long, Andrew J. ajlong@usgs.gov
Adobe PDF(99811Kb)  |  收藏  |  浏览/下载:46/21  |  提交时间:2019/11/06
Geologic map of the Pagosa Springs 7.5' quadrangle, Archuleta County, Colorado 科技报告
报告编号: 70200649, , 2018
作者:  Moore, David W.;  Lidke, David J. dlidke@usgs.gov
Adobe PDF(7217Kb)  |  收藏  |  浏览/下载:15/5  |  提交时间:2019/11/06
Geologic map of the Fort Collins 30'×60' quadrangle, Larimer and Jackson Counties, Colorado, and Albany and Laramie Counties, Wyoming 科技报告
报告编号: 70196840, , 2018
作者:  Workman, Jeremiah B. jworkman@usgs.gov;  Cole, James C. jimcole@usgs.gov;  Shroba, Ralph R. rshroba@usgs.gov;  Kellogg, Karl S. kkellogg@usgs.gov;  Premo, Wayne R. wpremo@usgs.gov
Adobe PDF(20163Kb)  |  收藏  |  浏览/下载:47/12  |  提交时间:2019/11/06
Simulation of potential groundwater recharge for the glacial aquifer system east of the Rocky Mountains, 1980–2011, using the Soil-Water-Balance Model 科技报告
报告编号: 70197776, 页数: 64, 2018
作者:  Trost, Jared J. jtrost@usgs.gov;  Roth, Jason L.;  Westenbroek, Stephen M. smwesten@usgs.gov;  Reeves, Howard W. hwreeves@usgs.gov
Adobe PDF(25373Kb)  |  收藏  |  浏览/下载:45/0  |  提交时间:2019/11/06