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Bibliography - United States Geological Survey (USGS) Wellfield Studies - Freedom of Information Act (FOIA) Request c1997 |
F/4686996 |
04/30/1997 |
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Thickness of Confining Unit 1 - June 2001 Memo |
F/4686995 |
12/31/2001 |
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"Groundwater in the Northern Part of Clackamas County Oregon - Leonard & Collins 1983, State of Oregon Water Resources Dept (OWRD) and US Geologic Survey (USGS) " |
F/4686994 |
12/31/1998 |
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"The Dynamic Nature between Groundwater & Columbia River using Deuterium & oxygen 18 as tracers 1992 - McCarty (United States Geological Survey, USGS) et al, Journal of Hydrology " |
F/4686993 |
12/31/1990 |
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Groundwater Data For the Portland basin - Oregon & Washington - United States Geological Survey (USGS) - Open File Report - 90-126 - 1990 |
F/4686992 |
12/31/1990 |
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Geophysical Applications in the Columbia South Shore (CSS) Wellfield - June 1999 - Northwest Geophysical Association & Geoengineers |
F/4686991 |
06/30/1990 |
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East Well Field Hydraulic Barrier Investigation - October 2004 - Pacific Ground Water Group |
F/4686990 |
10/31/2004 |
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"Hydrogeologic Units in The Portland basin, Oregon & Washington - United States Geological Survey (USGS) Water Resources Investigations Report 90-4196 " |
F/4686989 |
12/31/1993 |
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Vogt - Stratigraphy & Structure of the Columbia River Basalt Group in the Bull Run Watershed - 1981 PSU Thesis |
F/4686988 |
12/31/1981 |
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Troutdale Gravel Aquifer Thickness map - Confining Unit 1 Thickness map -1989 |
F/4686987 |
12/31/1986 |
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Evaluation of Sump impacts on Groundwater in East Multnomah County - April 1986 - Brown and Caldwell Engineers |
F/4686986 |
04/30/1986 |
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Geoengineers Modeling Project - Luzier & Willis - United States Geological Survey (USGS) 1984 Map - Updated 1998 |
F/4686985 |
12/31/1998 |
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Threat to Drinking water findings - East county sanitary sewer consortium - June 1984 |
F/4686984 |
06/30/1984 |
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East Multnomah County Database and Model - Groundwater flow Model Report - Appendices A-E - Draft - Jan 1993 - SS Papadopulos & Associates |
F/4686983 |
12/31/1993 |
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East Multnomah County Database and Model - Groundwater flow Model Report - June 1993 - SS Papadopulos & Associates |
F/4686982 |
06/30/1993 |
