CCPortal

浏览/检索结果: 共195条,第1-10条 帮助

限定条件    
已选(0)清除 条数/页:   排序方式:
Assessing water quality from highway runoff at selected sites in North Carolina with the Stochastic Empirical Loading and Dilution Model (SELDM) 科技报告
报告编号: 70203132, 页数: 113, 2019
作者:  Weaver, J. Curtis jcweaver@usgs.gov;  Granato, Gregory E.;  Fitzgerald, Sharon A.
Adobe PDF(6457Kb)  |  收藏  |  浏览/下载:50/21  |  提交时间:2019/11/06
The 3D Elevation Program—Supporting California's Economy 科技报告
报告编号: 70203352, , 2019
作者:  Ostergren, Carol L.;  Decker, Drew;  Carswell,, William J. Jr. carswell@usgs.gov
Adobe PDF(1343Kb)  |  收藏  |  浏览/下载:9/8  |  提交时间:2019/11/06
Assessment of undiscovered copper resources of the world, 2015 科技报告
报告编号: 70201026, 页数: 644, 2019
作者:  Hammarstrom, Jane M. jhammars@usgs.gov;  Zientek, Michael L.;  Parks, Heather L. hparks@usgs.gov;  Dicken, Connie L. cdicken@usgs.gov;  U.S. Geological Survey Global Copper Mineral Resource Assessment Team
Adobe PDF(324154Kb)  |  收藏  |  浏览/下载:100/28  |  提交时间:2019/11/06
Arizona hedgehog cactus (Echinocereus triglochidiatus var. arizonicus)—A systematic data assessment in support of recovery 科技报告
报告编号: 70201990, 页数: 48, 2019
作者:  Thomas, Kathryn A. kathryn_a_thomas@usgs.gov;  Shryock, Daniel F. dshryock@usgs.gov;  Esque, Todd C. tesque@usgs.gov
Adobe PDF(3058Kb)  |  收藏  |  浏览/下载:73/16  |  提交时间:2019/11/06
Drinking water health standards comparison and chemical analysis of groundwater for 72 domestic wells in Bradford County, Pennsylvania, 2016 科技报告
报告编号: 70202389, 页数: 76, 2019
作者:  Clune, John W.;  Cravotta, Charles A. III
Adobe PDF(8206Kb)  |  收藏  |  浏览/下载:24/6  |  提交时间:2019/11/06
Simulation of groundwater flow in the Brunswick Area, Georgia, for 2004 and 2015, and selected groundwater-management scenarios 科技报告
报告编号: 70203531, 页数: 82, 2019
作者:  Cherry, Gregory S. gccherry@usgs.gov
Adobe PDF(20550Kb)  |  收藏  |  浏览/下载:32/8  |  提交时间:2019/11/06
Groundwater quality in the Delaware, Genesee, and St. Lawrence River Basins, New York, 2015 科技报告
报告编号: 70202509, 页数: 54, 2019
作者:  Scott, Tia-Marie tia-mariescott@usgs.gov;  Nystrom, Elizabeth A. nystrom@usgs.gov;  Reddy, James E.
Adobe PDF(14917Kb)  |  收藏  |  浏览/下载:44/15  |  提交时间:2019/11/06
Life-history model for sockeye salmon (Oncorhynchus nerka) at Lake Ozette, northwestern Washington—Users' guide 科技报告
报告编号: 70202797, 页数: 92, 2019
作者:  Woodward, Andrea awoodward@usgs.gov;  Haggerty, Mike;  Crain, Patrick
Adobe PDF(3959Kb)  |  收藏  |  浏览/下载:15/4  |  提交时间:2019/11/06
Lewis River Bull Trout synthesis of known information 科技报告
报告编号: 70203784, , 2019
作者:  Hudson, J. Michael;  Doyle, Jeremiah;  Lamperth, Jamie;  Al-Chokhachy, Robert;  Robertson, Gregory J.;  Wadsworth, Tom
Adobe PDF(3139Kb)  |  收藏  |  浏览/下载:47/21  |  提交时间:2019/11/06
Annual wastewater nutrient data preparation and load estimation using the Point Source Load Estimation Tool (PSLoadEsT) 科技报告
报告编号: 70202719, , 2019
作者:  Gorman Sanisaca, Lillian E. lgormansanisaca@usgs.gov;  Skinner, Kenneth D. kskinner@usgs.gov;  Maupin, Molly A. mamaupin@usgs.gov
Adobe PDF(1377Kb)  |  收藏  |  浏览/下载:36/15  |  提交时间:2019/11/06