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Issue Papers

Issue Papers are summary documents that address one or more research areas, highlight general findings, and identify research needs. These peer-reviewed papers are produced by EPA personnel and collaborators.


Ground Water Issue Paper: Synthesis Report on State of Understanding of Chlorinated Solvent Transformation (PDF) (44 pp, 1.15 MB) (EPA/600/R-13/237) September 2013


An Approach for Developing Site-Specific Lateral and Vertical Inclusion Zones within which Structures Should be Evaluated for Petroleum Vapor Intrusion due to Releases of Motor Fuel from Underground Storage Tanks (PDF) (35 pp, 8.26 MB) (EPA/600/R-13/047) 2012

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Ground Water Issue: Ground Water Sample Preservation at In-Situ Chemical Oxidation Sites - Recommended Guidelines (16 pp, 620 KB)(EPA/600/R-12/049) August 2012

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Assessment and Delineation of DNAPL Source Zones at Hazardous Waste Sites (EPA/600/R-09/119) September 2009 – Abstract

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Metal Attenuation Processes at Mining Sites (PDF) (13 pp, 476 KB) (EPA/600/R-07/092) September 2007

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Mineralogical Preservation of Solid Samples Collected from Anoxic Subsurface Environments (PDF) (8 pp, 416 KB) (EPA/600/R-06/112) October 2006

In Situ Chemical Oxidation (PDF) (60 pp, 2.56 MB) (EPA/600/R-06/072) August 2006

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Riparian Buffer Width, Vegetative Cover, and Nitrogen Removal Effectiveness: A Review of Current Science and Regulations (EPA/600/R-05/118) October 2005 - Abstract

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Movement and Longevity of Viruses in the Subsurface (PDF) (25 pp, 1.13 MB) (EPA/540/S-03/500) April 2003 - Abstract

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Calculation and Use of First-Order Rate Constants for Monitored Natural Attenuation Studies (PDF) (28 pp, 752 KB) (EPA/540/S-02/500) November 2002

Advances in Restoration Science, Number 2: Opportunities in Nitrogen Management Research: Improving Applications for Proven Technologies and Identifying New Tools for Managing Nitrogen Flux and Input in Ecosystems (6 pp, 128 KB) (EPA/600/S-02/003) June 2002

Advances in Restoration Science, Number 1: Research Needs in Riparian Buffer Restoration (7 pp, 140 KB) (EPA/600/S-02/002) June 2002

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Phytoremediation of Contaminated Soil and Ground Water at Hazardous Waste Sites (PDF) (36 pp, 184 KB) (EPA/540/S-01/500) February 2001

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Microbial Processes Affecting Monitored Natural Attenuation of Contaminants in the Subsurface (PDF) (18 pp, 152 KB) (EPA/540/S-99/001) September 1999

Fundamentals of Soil Science as Applicable to Management of Hazardous Wastes (PDF) (24 pp, 144 KB) (EPA/540/S-98/500) April 1999

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Design Guidelines for Conventional Pump-and-Treat Systems (PDF) (38 pp 1.2 MB) (EPA/540/S-97/504) September 1998

Steam Injection for Soil and Aquifer Remediation (PDF) (16 pp, 648 KB) (EPA/540/S-97/505) January 1998

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How Heat Can Enhance In Situ Soil and Aquifer Remediation: Important Chemical Properties and Guidance on Choosing the Appropriate Technique (PDF) (18 pp, 96 KB) (EPA/540/S-97/502) April 1997

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Low-Flow (Minimal Drawdown) Ground Water Sampling Procedures (EPA/540/S-95/504) April 1996

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Light Nonaqueous-Phase Liquids (PDF) (28 pp, 242 KB) (EPA/540/S-95/500) July 1995

Nonaqueous-Phase Liquids Compatibility With Materials Used in Well Construction, Sampling, and Remediation (PDF) (14 pp, 80 KB) (EPA/540/S-95/503) July 1995

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Natural Attenuation of Hexavalent Chromium in Ground Water and Soils (PDF) (12 pp, 456 KB) (EPA/540/5-94/505) October 1994

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Suggested Operating Procedures for Aquifer Pumping Tests (EPA/540/S-93/503) February 1993

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Behavior of Metals in Soils (EPA/540/S-92/018) October 1992

Fundamentals of Ground Water Modeling April 1992

Evaluation of Soil Venting Application (EPA/540/S-92/004) April 1992

In Situ Bioremediation of Contaminated Ground Water (EPA/540/S-92/003) February 1992

Chemical Enhancements to Pump-and-Treat Remediation (EPA/540/S-92/001) January 1992

TCE Removal From Contaminated Soil and Ground Water (EPA/540/S-92/002) January 1992

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Characterizing Soils for Hazardous Waste Site Assessments (EPA/540/4-91/003) March 1991

Dense Nonaqueous-Phase Liquids (EPA/540/4-91/002) March 1991

Reductive Dehalogenation of Organic Contaminants in Soils and Ground Water (EPA/540/4-90/054) January 1991

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Basic Concepts of Contaminant Sorption at Hazardous Waste Sites (EPA/540/4-90/053) October 1990

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Performance Evaluations of Pump-and-Treat Remediation (EPA/540/4-89/005) October 1989

Contaminant Transport in Fractured Media: Models for Decision Makers (EPA/540/4-89/004) August 1989

Facilitated Transport (EPA/540/4-89/003) August 1989

Accuracy of Depth to Water Measurements (EPA/540/4-89/002) March 1989

Ground Water Sampling for Metals Analyses (EPA/540/4-89/001) March 1989

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