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Groundwater quality and hydrology with emphasis on selenium mobilization and transport in the Lower Gunnison River Basin, Colorado, 2012–16 科技报告
报告编号: 70203002, , 2019
作者:  Thomas, Judith C.;  McMahon, Peter B. pmcmahon@usgs.gov;  Arnold, L. R. lrarnold@usgs.gov
Adobe PDF(10808Kb)  |  收藏  |  浏览/下载：62/19  |  提交时间：2019/11/06
Groundwater movement and interaction with surface water near the confluence of the Platte and Elkhorn rivers, Nebraska, 2016–18 科技报告
报告编号: 70203676, 页数: 48, 2019
作者:  Hobza, Christopher M. cmhobza@usgs.gov;  Johnson, Mason J.;  Woodward, Paul W.;  Strauch, Kellan R.;  Schepers, Aaron R.
Adobe PDF(4472Kb)  |  收藏  |  浏览/下载：48/19  |  提交时间：2019/11/06
Groundwater contributions to excessive algal growth in the East Fork Carson River, Carson Valley, west-central Nevada, 2010 and 2012 科技报告
报告编号: 70198296, 页数: 110, 2018
作者:  Alvarez, Nancy L.;  Pahl, Randy A.;  Rosen, Michael R. mrosen@usgs.gov
Adobe PDF(5394Kb)  |  收藏  |  浏览/下载：56/20  |  提交时间：2019/11/06
Geochemistry of groundwater in the eastern Snake River Plain aquifer, Idaho National Laboratory and vicinity, eastern Idaho 科技报告
报告编号: 70196064, 页数: 212, 2018
作者:  Rattray, Gordon W. grattray@usgs.gov
Adobe PDF(17744Kb)  |  收藏  |  浏览/下载：4/2  |  提交时间：2019/11/06
Geochemical conditions and nitrogen transport in nearshore groundwater and the subterranean estuary at a Cape Cod embayment, East Falmouth, Massachusetts, 2013–14 科技报告
报告编号: 70198867, , 2018
作者:  Colman, John A. jacolman@usgs.gov;  LeBlanc, Denis R. dleblanc@usgs.gov;  Böhlke, John K. jkbohlke@usgs.gov;  McCobb, Timothy D.;  Kroeger, Kevin D. kkroeger@usgs.gov;  Belaval, Marcel;  Cambareri, Thomas C.;  Pirolli, Gillian F.;  Brooks, T. Wallace;  Garren, Mary E.;  Stover, Tobias B.;  Keeley, Ann
Adobe PDF(32891Kb)  |  收藏  |  浏览/下载：46/13  |  提交时间：2019/11/06
Concentrations of nutrients at the water table beneath forage fields receiving seasonal applications of manure, Whatcom County, Washington, autumn 2011–spring 2015 科技报告
报告编号: 70199372, , 2018
作者:  Cox, Stephen E. secox@usgs.gov;  Spanjer, Andrew R. aspanjer@usgs.gov;  Huffman, Raegan L. rhuffman@usgs.gov;  Black, Robert W. rwblack@usgs.gov;  Barbash, Jack E. jbarbash@usgs.gov;  Embertson, Nichole M.
Adobe PDF(2496Kb)  |  收藏  |  浏览/下载：53/25  |  提交时间：2019/11/06
Understanding the influence of nutrients on stream ecosystems in agricultural landscapes 科技报告
报告编号: 70191220, 页数: 92, 2018
作者:  Munn, Mark D. mdmunn@usgs.gov;  Frey, Jeffrey W. jwfrey@usgs.gov;  Tesoriero, Anthony J. tesorier@usgs.gov;  Black, Robert W. rwblack@usgs.gov;  Duff, John H. jhduff@usgs.gov;  Lee, Kathy E. klee@usgs.gov;  Maret, Terry R. trmaret@usgs.gov;  Mebane, Christopher A. cmebane@usgs.gov;  Waite, Ian R. iwaite@usgs.gov;  Zelt, Ronald B. rbzelt@usgs.gov
Adobe PDF(18305Kb)  |  收藏  |  浏览/下载：41/10  |  提交时间：2019/11/06
Monitoring plant tissue nitrogen isotopes to assess nearshore inputs of nitrogen to Lake Crescent, Olympic National Park, Washington 科技报告
报告编号: 70170302, 页数: 28, 2016
作者:  Cox, Stephen E. secox@usgs.gov;  Moran, Patrick W. pwmoran@usgs.gov;  Huffman, Raegan L. rhuffman@usgs.gov;  Fradkin, Steven C.
Adobe PDF(2652Kb)  |  收藏  |  浏览/下载：35/18  |  提交时间：2019/11/06
Spatial and temporal variation of stream chemistry associated with contrasting geology and land-use patterns in the Chesapeake Bay watershed—Summary of results from Smith Creek, Virginia; Upper Chester River, Maryland; Conewago Creek, Pennsylvania; and Difficult Run, Virginia, 2010–2013 科技报告
报告编号: 70175252, 页数: 236, 2016
作者:  Hyer, Kenneth E. kenhyer@usgs.gov;  Denver, Judith M. jmdenver@usgs.gov;  Langland, Michael J. langland@usgs.gov;  Webber, James S. jwebber@usgs.gov;  Böhlke, J.K.;  Hively, W. Dean whively@usgs.gov;  Clune, John W. jclune@usgs.gov
Adobe PDF(30901Kb)  |  收藏  |  浏览/下载：43/8  |  提交时间：2019/11/06