Barbara Bekins

Barbara Bekins

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Barbara Bekins

Barbara Bekins

Publications by authors named "Barbara Bekins"

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Toxicity Assessment of Groundwater Contaminated by Petroleum Hydrocarbons at a Well-Characterized, Aged, Crude Oil Release Site.

Environ Sci Technol 2018 11 16;52(21):12172-12178. Epub 2018 Oct 16.

Department of Biology , University of St. Thomas , St. Paul , Minnesota 55105 , United States.

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http://dx.doi.org/10.1021/acs.est.8b03657DOI Listing
November 2018

Rebuttal to Comment on "Examining Natural Attenuation and Acute Toxicity of Petroleum-Derived Dissolved Organic Matter with Optical Spectroscopy".

Environ Sci Technol 2018 Oct 27;52(20):11962-11963. Epub 2018 Sep 27.

Department of Earth, Ocean and Atmospheric Science , Florida State University , Tallahassee , Florida United States.

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http://pubs.acs.org/doi/10.1021/acs.est.8b04976
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http://dx.doi.org/10.1021/acs.est.8b04976DOI Listing
October 2018

Weathering of Oil in a Surficial Aquifer.

Ground Water 2018 09 29;56(5):797-809. Epub 2017 Nov 29.

U.S. Geological Survey, MS496, McKelvey Building, 345 Middlefield Road, Menlo Park, CA 94025.

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http://dx.doi.org/10.1111/gwat.12619DOI Listing
September 2018

Examining Natural Attenuation and Acute Toxicity of Petroleum-Derived Dissolved Organic Matter with Optical Spectroscopy.

Environ Sci Technol 2018 06 11;52(11):6157-6166. Epub 2018 May 11.

Department of Earth, Ocean and Atmospheric Science , Florida State University , Tallahassee , Florida 32306 , United States.

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http://pubs.acs.org/doi/10.1021/acs.est.8b00016
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http://dx.doi.org/10.1021/acs.est.8b00016DOI Listing
June 2018

Relative contributions of microbial and infrastructure heat at a crude oil-contaminated site.

J Contam Hydrol 2018 04 21;211:94-103. Epub 2018 Mar 21.

U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, USA. Electronic address:

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http://dx.doi.org/10.1016/j.jconhyd.2018.03.011DOI Listing
April 2018

Evidence of Coupled Carbon and Iron Cycling at a Hydrocarbon-Contaminated Site from Time Lapse Magnetic Susceptibility.

Environ Sci Technol 2017 Oct 21;51(19):11244-11249. Epub 2017 Sep 21.

National Research Program, U.S. Geological Survey , Menlo Park, California 94025, United States.

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http://dx.doi.org/10.1021/acs.est.7b02155DOI Listing
October 2017

Crude Oil Metabolites in Groundwater at Two Spill Sites.

Ground Water 2016 09 24;54(5):681-691. Epub 2016 Mar 24.

U.S. Geological Survey, Denver Federal Center, MS-408, Building 95, Lakewood, CO, 80225.

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http://dx.doi.org/10.1111/gwat.12419DOI Listing
September 2016

Relating subsurface temperature changes to microbial activity at a crude oil-contaminated site.

J Contam Hydrol 2015 Nov 15;182:183-93. Epub 2015 Sep 15.

U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, United States.

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http://dx.doi.org/10.1016/j.jconhyd.2015.09.007DOI Listing
November 2015

A mass balance approach to investigating geochemical controls on secondary water quality impacts at a crude oil spill site near Bemidji, MN.

J Contam Hydrol 2014 Aug 9;164:1-15. Epub 2014 May 9.

University of Waterloo, Dept. of Earth and Environmental Sciences, 200 University Ave. W, Waterloo, ON N2L 3G1, Canada. Electronic address:

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http://dx.doi.org/10.1016/j.jconhyd.2014.04.006DOI Listing
August 2014

Comparison of surficial CO2 efflux to other measures of subsurface crude oil degradation.

J Contam Hydrol 2014 Aug 20;164:275-84. Epub 2014 Jun 20.

U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, United States. Electronic address:

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http://dx.doi.org/10.1016/j.jconhyd.2014.06.006DOI Listing
August 2014

Impacts of an ethanol-blended fuel release on groundwater and fate of produced methane: Simulation of field observations.

Water Resour Res 2013 Aug;49(8):4907-4926

Department of Land, Air, and Water Resources, University of California-Davis, One shield Avenue, Davis, California, 95616, USA.

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http://dx.doi.org/10.1002/wrcr.20382DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3962844PMC
August 2013

Crude oil at the bemidji site: 25 years of monitoring, modeling, and understanding.

Ground Water 2011 Sep-Oct;49(5):706-26. Epub 2009 Dec 10.

U.S. Geological Survey, 345 Middlefield Rd., Menlo Park, CA 94025, USA.

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http://water.usgs.gov/nrp/proj.bib/Publications/2011/essaid_
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http://doi.wiley.com/10.1111/j.1745-6584.2009.00654.x
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http://dx.doi.org/10.1111/j.1745-6584.2009.00654.xDOI Listing
December 2011

Loss of volatile hydrocarbons from an LNAPL oil source.

J Contam Hydrol 2011 Nov 19;126(3-4):140-52. Epub 2011 Jul 19.

U.S. Geological Survey, MS 430, Federal Center, 12201 Sunrise Valley Drive, Reston, VA 20192, USA.

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http://dx.doi.org/10.1016/j.jconhyd.2011.06.006DOI Listing
November 2011

Role of back diffusion and biodegradation reactions in sustaining an MTBE/TBA plume in alluvial media.

J Contam Hydrol 2011 Nov 27;126(3-4):235-47. Epub 2011 Aug 27.

Department of Civil and Environmental Engineering, University of California-Davis, One Shields Avenue, Davis, California 95616, USA.

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http://dx.doi.org/10.1016/j.jconhyd.2011.08.006DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3267905PMC
November 2011

Methane oxidation in a crude oil contaminated aquifer: Delineation of aerobic reactions at the plume fringes.

J Contam Hydrol 2011 Jul 27;125(1-4):13-25. Epub 2011 Apr 27.

Dept. of Earth and Environmental Sciences, Univ. Waterloo, Waterloo, ON, N2L 3G1, Canada.

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http://dx.doi.org/10.1016/j.jconhyd.2011.04.003DOI Listing
July 2011

In situ measurements of volatile aromatic hydrocarbon biodegradation rates in groundwater.

J Contam Hydrol 2010 Jan 13;111(1-4):48-64. Epub 2009 Dec 13.

U.S. Geological Survey, 431 National Center, 12201 Sunrise Valley Drive, Reston, VA 20192, USA.

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http://dx.doi.org/10.1016/j.jconhyd.2009.12.001DOI Listing
January 2010

Limited occurrence of denitrification in four shallow aquifers in agricultural areas of the United States.

J Environ Qual 2008 May-Jun;37(3):994-1009. Epub 2008 May 2.

U.S. Geological Survey, 345 Middlefield Rd., Menlo Park, CA 94025, USA.

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http://dx.doi.org/10.2134/jeq2006.0419DOI Listing
September 2008

Nitrogen fluxes through unsaturated zones in five agricultural settings across the United States.

J Environ Qual 2008 May-Jun;37(3):1073-85. Epub 2008 May 2.

US Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, USA.

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http://dx.doi.org/10.2134/jeq2007.0010DOI Listing
September 2008

A simple method for calculating growth rates of petroleum hydrocarbon plumes.

Ground Water 2005 Nov-Dec;43(6):817-26

U.S. Geological Survey, Menlo Park, CA, USA.

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http://dx.doi.org/10.1111/j.1745-6584.2005.00093.xDOI Listing
February 2006

Inverse modeling of BTEX dissolution and biodegradation at the Bemidji, MN crude-oil spill site.

J Contam Hydrol 2003 Dec;67(1-4):269-99

US Geological Survey, 345 Middlefield Road, MS 496, Menlo Park, CA 94025, USA.

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http://dx.doi.org/10.1016/S0169-7722(03)00034-2DOI Listing
December 2003