HEADLINES
-
REGULATORY UPDATE EPAs Multi-Sector General Permit (MSGP)
Tuesday, 27 April 2021
On January 15, 2021 the U.S. Environmental Protection Agency (EPA) issued the 2021 Multi-Sector General Permit (MSGP) for authorizing stormwater discharges from industrial facilities. The 2021 MSGP be
More... -
TECHNICAL UPDATE Southern California Ambient Arsenic Screening Level
Friday, 23 April 2021
Arsenic and other metals are frequently detected in soils at concentrations exceeding risk-based screening criteria due to naturally occurring conditions and regional anthropogenic contributions inclu
More... -
GSI helps Georgia win Supreme Court Case
Friday, 09 April 2021
In early 2015, Florida had asked the Supreme Court to set consumption caps on Georgia’s water use in the Apalachicola-Chattahoochee-Flint (ACF) River Basin to 1992 levels claiming that Georgia’s u
More... -
Clarkson and GSI Teams Publish Results of the First Field Demonstration of the Plasma Technology for PFAS Treatment in ES&T Water
Wednesday, 31 March 2021
Field Demonstration of a Pilot-Scale Plasma Reactor for the Rapid Removal of Poly- and Perfluoroalkyl Substances in GroundwaterA pilot-scale plasma-based water treatment system containing two enhanced
More... -
SEAi-MORE: A ShEllfish BehAvior MOnitoRing DEvice
Thursday, 11 March 2021
GSI’s team, The Oly Shuckers, was recently selected as a finalist in the OpenCV AI Competition 2021 (#OAK2021) sponsored by OpenCV, Microsoft Azure, and Intel! The proposal was chosen from over 1400
More... -
Webinar: Simulation of Solute and Heat Transport with USG-Transport; and Other General Transport Simulation Fundamentals
Friday, 05 March 2021
MODFLOW continues to be the groundwater flow model of choice for hydrogeologic investigations, remedial evaluations, and water resource management throughout the world. In recent years, MODFLOW has ad
More... -
GSI Conducts First Field Demonstration of the Sonolysis Technology for PFAS Treatment
Wednesday, 27 January 2021
As part of a Navy research project, GSI Environmental recently completed the first field demonstration of an integrated Pilot-Scale Sorbent and Sonolysis System housed in a mobile-trailer for the trea
More... -
Update Release for USG-Transport
Friday, 22 January 2021
ANNOUNCEMENT: Update Release for USG-Transport &n More... -
Ileana A.L. Rhodes, Ph.D. Authors Petroleum NAPL Depletion Estimates and Selection of Marker Constituents from Compositional Analysis
Tuesday, 24 November 2020
Spills and releases of hydrocarbons may result in zones of nonaqueous phase liquids (NAPL) within soils and groundwater. The NAPL will change, or “weather” over time due to a range of physical, ch
More... -
Presentation: TIJUANA'S TRANSBORDER WASTEWATER CRISIS AND MANAGED AQUIFER RECHARGE
Wednesday, 18 November 2020
We are excited to host Tony Daus from GSI Environmental Inc. who will be presenting a talk titled TIJUANA’S TRANSBORDER WASTEWATER CRISIS AND MANAGED AQUIFER RECHARGE. Tony will pro More... -
Webinar: MODFLOW-USG: Theory, Application, and Implementation of CLNs
Monday, 02 November 2020
MODFLOW-USG was first released in 2013 by the USGS as an alternative version of the popular MODFLOW groundwater modeling software, that provided flexible gridding capability as compar More... -
Blossom Nzeribe co-authors 2 articles published in Groundwater Monitoring and Remediation
Wednesday, 14 October 2020
Blossom Nzeribe is the lead author on a recently published peer-reviewed titled “Hydraulic Performance of the Horizontal Reactive Media Treatment Well: Pilot and Numerical Study” More... -
Study by GSI Staff Documents NSZD at Hawaii Site with Basalt Geology
Tuesday, 13 October 2020
Thomas McHugh, Charles Newell, Brian Strasert, and Curt Stanley are authors on “Direct Aerobic NSZD of a Basalt Vadose Zone LNAPL Source in Hawaii” recently published in the Journ More... -
GSI is excited to announce that we hold GSA Professional Services Contract Number 47QRAA18D009N.
Friday, 18 September 2020
GSI has been awarded under the following categories and can provide services as summarized below: Environmental Consulting Services - 541620 Contaminate fate and transport, groundwate More... -
Thomas McHugh Authors Viewpoint on use of Flux Chambers
Friday, 18 September 2020
Dr. Thomas McHugh is the corresponding author on “Flux Chamber Measurements Should Play a More Important Role in Contaminated Site Management” recently published in Environmental More... -
Update Release for USG-Transport V1.5.0
Monday, 27 July 2020
ANNOUNCEMENT: Update Release for USG-Transport &n More... -
Poonam Kulkarni and GSI Colleagues Publish Open Access Article on Natural Source Zone Depletion (NSZD) at an LNAPL Site
Wednesday, 22 July 2020
Poonam Kulkarni, Charles Newell, David King, and Lisa Molofsky at GSI, and Sanjay Garg at Shell Global Solutions (US), recently published a peer-reviewed, open access article titled More... -
GSI, DMAX Plasma, and Clarkson U Team Awarded Two New DoD-Funded Projects to Demonstrate Innovative Plasma Technology for PFAS Treatment
Friday, 10 July 2020
GSI Environmental, DMAX Plasma, and Clarkson University have been working together for several years to develop and evaluate an innovative plasma technology for the treatment of PFAS- More... -
GSI Team Publishes Open Access Paper: “Comparing PFAS to Other Groundwater Contaminants: Implications for Remediation”
Monday, 15 June 2020
Charles Newell, David Adamson, Poonam Kulkarni, Blossom Nzeribe, and Hans Stroo are authors on a recently published paper in Remediation Journal titled: “Comparing PFAS to Other Gro More... -
Lila Beckley and Thomas McHugh Co-Author Vapor Intrusion Review Paper Published in Environmental Science and Technology
Monday, 08 June 2020
Lila Beckley and Thomas McHugh are co-authors on “Vapor Intrusion Investigations and Decision-Making: A Critical Review” recently published in Environmental Science and Technology More...
