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Records 1 to 25 of 31 records from author Douglas Beak

2024
Fields, J., R. Ross, D. Beak, R. Neill, J. Groves, E. Stallings, L. Rhea, AND C. Clark. Characterization Techniques at an Managed Aquifer Recharge Site. Air & Waste Management Association meeting at Oklahoma Department of Environmental Quality, Oklahoma City, OK, January 24, 2024.
Beak, D., R. Ross, J. Fields, AND L. Rhea. Monitoring Potential Water Quality Changes Using Managed Aquifer Recharge: Unlocking the Secrets of a Fractured/Karst Aquifer. Groundwater Protection Council (GWPC) UIC Conference, Oklahoma City, OK, February 26 - 28, 2024.
2023
Beak, D. AND J. Fields. Basic Managed Aquifer Recharge Prerequisites: Characterization. National Groundwater Association Conference: Managed Aquifer Recharge: Unleashing Resiliency, Protecting Groundwater Quality, San Antonio, TX, April 24 - 25, 2023.
Fields, J., D. Beak, R. Ross, L. Rhea, Ken Forshay, R. Neill, J. Oliveira, E. Stallings, AND C. Kennemur. Characterization Short Cuts in Fractured Rock Aquifers. 2023 Governor's Water Conference and Research Symposium, Oklahoma City, OK, November 29 - 30, 2023.
Beak, D., R. Ross, J. Fields, L. Rhea, C. Clark, R. Neill, AND J. Groves. Implementation and Preliminary Data from the U.S. EPA MAR site in the Arbuckle-Simpson Aquifer in Oklahoma. Managed Aquifer Recharge: Unleashing Resiliency, Protecting Groundwater Quality, San Antonio, TX, April 24 - 25, 2023.
Beak, D. AND J. Fields. Introduction to Basic EAR/MAR. Presented at Oklahoma Ground Water Association Conference, Stillwater, OK, January 05, 2023.
Beak, D., R. Ross, J. Fields, L. Rhea, C. Clark, R. Neill, J. Groves, AND E. Stallings. Preliminary Data from the U.S. EPA MAR site in the Arbuckle-Simpson Aquifer in Oklahoma. Groundwater Protection Council (GWPC) Annual Forum: Aquifer Storage & Recovery / Managed Aquifer Recharge, Tampa, FL, September 12 - 14, 2023.
Beak, D., R. Ross, J. Fields, L. Rhea, K. Forshay, R. Neill, J. Oliveira, AND E. Stallings. U.S. EPA Enhanced Aquifer Recharge Research: Characterization, Water Quality, and Monitoring. Oka' Sustainability Conference (Oka' Con), Ada, OK, November 08 - 09, 2023.
2022
Fields, J., T. Tandy, T. Halihan, R. Ross, D. Beak, R. Neill, AND J. Groves. Electrical Resistivity Imaging of an Enhanced Aquifer Recharge Site. Journal of Geophysics and Engineering. Oxford University Press, OXFORD, Uk, 19(5):1095-1110, (2022). https://doi.org/10.1093/jge/gxac073
Beak, D., R. Ross, J. Fields, J. Groves, R. Neill, T. Tandy, C. Clark, AND L. Rhea. Oklahoma Enhanced Aquifer Recharge (EAR) Project. GWPC ASR-MAR Webinar, NA, Virtual, April 19, 2022.
2021
Beak, D., R. Ross, J. Fields, T. Tandy, J. Groves, AND R. Neill. Enhanced Aquifer Recharge (EAR): Potential Impacts to Groundwater - OKI. OKI Groundwater Meeting, NA, Virtual, December 15, 2021.
2019
Beak, D., S. Acree, M. Borst, R. Ross, AND J. Brumley. The Influence of Green Infrastructure Practices on Groundwater Quality. Groundwater Protection Council (GWPC) Annual Forum (Stormwater session), Oklahoma City, OKLAHOMA, September 15 - 17, 2019.
2018
Brumley, J., C. Marks, A. Chau, R. Lowrance, J. Huang, C. Richardson, S. Acree, R. Ross, AND D. Beak. The Influence of Green Infrastructure Practices on Groundwater Quality: The State of the Science. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-18/227, 2018.
2012
Wilkin, R. T., S. D. Acree, R. R. Ross, D. G. Beak, AND T. R. Lee. Project Update: ZVI Used for Arsenic from Lead Smelting Facility. IN: Technology News & Trends, U.S. EPA Office of Superfund Remediation and Technology Innovation, Washington, DC, (60):10-12, (2012).
2011
De Livera, J., M. J. McLaughlin, G. M. Hettiarachchi, J. K. Kirby, AND D. G. BEAK. CADMIUM SOLUBILITY IN PADDY SOILS: EFFECTS OF SOIL OXIDATION, METAL SULFIDES AND COMPETITIVE IONS. SCIENCE OF THE TOTAL ENVIRONMENT. Elsevier BV, AMSTERDAM, Netherlands, 409(8):1489-1497, (2011).
BEAK, D. G., J. K. Kirby, M. J. McLaughlin, G. M. HETTIARACHCHI, AND R. Khatiwada. Cobalt Distribution and Speciation: Effect of Aging, Intermittent Submergence, In situ Rice Roots. JOURNAL OF ENVIRONMENTAL QUALITY. American Society of Agronomy, MADISON, WI, 40(3):679-695, (2011).
De Livera, J., Mike J. McLaughlin, D. G. BEAK, G. M. Hettiarachchi, AND J. Kirby. Release of dissolved cadmium and sulfur nanoparticles from oxidizing sulfide minerals. SOIL SCIENCE SOCIETY OF AMERICA JOURNAL. Soil Science Society of America, Madison, WI, 75(3):842-854, (2011).
2009
WILKIN, R. T., S. D. ACREE, R. R. ROSS, D. G. BEAK, AND T. R. LEE. Performance of a Zerovalent Iron Reactive Barrier for the Treatment of Arsenic in Groundwater: Part 1. Hydrogeochemical Studies. JOURNAL OF CONTAMINANT HYDROLOGY. Elsevier Science Ltd, New York, NY, 106(1-2):1-14, (2009).
BEAK, D. G. AND R. T. WILKIN. Performance of a Zerovalent Iron Reactive Barrier for the Treatment of Arsenic in Groundwater: Part 2. Geochemical Modeling and Solid Phase Studies. JOURNAL OF CONTAMINANT HYDROLOGY. Elsevier BV, AMSTERDAM, Netherlands, 106(1-2):15-28, (2009).
2008
BEAK, D. G., R. T. WILKIN, R. FORD, AND S. D. KELLY. Examination of Arsenic Speciation in Sulfidic Solutions Using X-ray Absorption Spectroscopy. DOI: 10.1021/es07185, J. Schnoor (ed.), ENVIRONMENTAL SCIENCE AND TECHNOLOGY. American Chemical Society, Washington, DC, 42(5):1643-1650, (2008).
WILKIN, R. T., S. D. ACREE, R. R. ROSS, T. R. LEE, AND D. G. BEAK. FIELD STUDY OF ARSENIC REMOVAL FROM GROUNDWATER BY ZEROVALENT IRON. Presented at The 6th International Conference on Remediation of Chlorinated and Recalcitrant Compounds, Monterey, CA, May 19 - 22, 2008.
BEAK, D. G., N. T. BASTA, K. G. SCHECKEL, AND S. J. TRAINA. LINKING SOLID PHASE SPECIATION OF PB SEQUESTERED TO BIRNESSITE TO ORAL PB BIOACCESSIBLITY: IMPLICATIONS FOR SOIL REMEDIATION. ENVIRONMENTAL SCIENCE AND TECHNOLOGY. American Chemical Society, Washington, DC, 42(3):779-785, (2008).
2007
BEAK, D. G., R. T. WILKIN, R. FORD, AND S. KELLY. SPECIATION OF ARSENIC IN SULFIDIC SOLUTIONS USING X-RAY ABSORPTION SPECTROSCOPY. Presented at The Annual Internation ASA- CSSA-SSSA Meeting, New Orleans, LA, November 04 - 08, 2007.
2006
WILKIN, R. T., S. D. ACREE, R. R. ROSS, T. R. LEE, AND D. G. BEAK. AN IN-SITU PERMEABLE REACTIVE BARRIER FOR THE TREATMENT OF ARSENIC IN GROUND WATER. Presented at Geological Society of America Annual Meeting, Philadelphia, PA, October 22 - 25, 2006.
WILKIN, R. T., S. D. ACREE, R. R. ROSS, T. R. LEE, AND D. G. BEAK. AN IN-SITU PERMEABLE REACTIVE BARRIER FOR THE TREATMENT OF ARSENIC IN GROUND WATER. Presented at Geological Society of America Annual Conference, Philadelphia, PA, October 22 - 25, 2006.