Geosyntec News and Events

Doug Mateas (Illinois) co-authored an article entitled "In situ stabilization of NAPL contaminant source-zones as a remediation technique to reduce mass discharge and flux to groundwater," published in the Journal of Contaminant Hydrology on July 25, 2017. Doug's co-authors were Geoffrey R. Tick and Kenneth C. Carroll. The Journal of Contaminant Hydrology is an international journal publishing scientific articles pertaining to the contamination of groundwater. Emphasis is placed on investigations of the physical, chemical, and…
Geosyntec staff will make a substantial technical contribution to the CleanUp 2017 Conference at the Crown Conference Center in Melbourne, Australia on September 10-14, 2017. CleanUp 2017 is 7th International Contaminated Site Remediation Conference incorporating the 1st International PFAS (per- and polyfluoroalkyl substances) Conference. Geosyntec professionals have been invited to deliver a keynote, lead a workshop, chair a technical session, and deliver five presentations. The team from Geosyntec includes Rula Deeb (California), Paul Nicholson, Sarah…
Geosyntec Consutants is pleased to announce our new location in Fresno, California. Our Fresno office will be home to a number of professionals known internationally for their technology leadership, broad experience, and exceptional client service. Amer Hussain is the Principal Engineer who will lead the office and focus local efforts on expanding our services to clients in the oil and gas, water resources, solid waste, and sand and gravel mining sectors in California. With more…
Rula Deeb (California) will deliver a keynote address at CleanUp 2017 Conference at the Crown Conference Center in Melbourne, Australia on September 10-14, 2017. CleanUp 2017 is 7th International Contaminated Site Remediation Conference incorporating the 1st International PFAS (per- and polyfluoroalkyl substances) Conference. In addition to her keynote, Rula will lead a workshop, chair a technical session, and deliver a technical presentation. Rula is a Senior Principal Civil and Environmental Engineer based in California with…
Geosyntec professionals will present at Dam Safety 2017 at the J.W. Marriott San Antonio Hill Country Resort in San Antonio, Texas on September 10-14, 2017. Melissa Setz (Georgia) will deliver a presentation entitled "Turning Disaster into Knowledge: Assessment of South Carolina Dam Failures Related to Offshore Hurricane Joaquin by the GEER Team," Lelio Mejia (California) will deliver a presentation entitled "Construction of Dam 1E For The Panama Canal Pacific Access Channel," Robert Bachus (Georgia) will…
Clinton Carlson (Georgia) co-authored an article entitled "A Metric to Screen Acceptable Velocity and Displacement Time Histories of Modified Ground Motions," published in Earthquake Spectra, The Professional Journal of the Earthquake Engineering Research Institute. Clinton's co-author was Dimitrios Zekkos. Earthquake Engineering Research Institute (EERI) established Earthquake Spectra with the purpose of improving the practice of earthquake hazards mitigation, preparedness, and recovery. It is intended to serve the informational needs of professionals engaged in earthquake loss…
Neal Durant (Maryland) and Dogus Meric (Illinois) will present at the 254th American Chemical Society (ACS) National Meeting in Washington, D.C. on August 20-24, 2017. Neal's presentation is entitled "From bench experiments to full scale application: development of three commercially successful technologies for reducing the time and cost for remediating contaminated industrial sites." His co-authors were Dave Major, Evan Cox, James Wang, Sandra Dworatzek, Elizabeth Edwards, Gavin Grant, Jason Gerhard, Denis O'Carroll, and David Gent.…
Gary Wealthall, Ph.D. (Guelph) has co-authored a paper, entitled "Integrity of Clay Till Aquitards to DNAPL Migration: Assessment Using Current and Emerging Characterization Tools," published in the journal Groundwater Monitoring & Remediation on July 17, 2017. The paper is the second of a paired set of papers from the same site in Denmark, where Geosyntec partnered with COWI, NIRAS, the Danish Technical University (DTU), and the Capital Region of Denmark. Gary's co-authors were Annika S.…
SiREM, a division of Geosyntec, was founded in 2002 to provide the highest quality testing services and remediation products combined with unparalleled technical support to increase remediation effectiveness, decrease remediation costs, and provide peace of mind during field implementation. Their focus is the remediation of chlorinated solvents, metals, petroleum hydrocarbons, and other recalcitrant contaminants in soil, sediment, and groundwater. SiREM professionals are active in research and development (R&D) and often collaborate with leading research organizations.…
Geosyntec staff will make a significant technical contribution to the 12th Annual Georgia Environmental Conference at the Jekyll Island Convention Center in Georgia on August 23-25, 2017. Geosyntec professionals will be moderating three technical sessions, serving as topic coordinator for four technical sessions, and delivering four presentations. Ganesh Krishnan is a Steering Committee member for the Georgia Environmental Conference and the Scholarship Committee Chair. Geosyntec is a Gold Sponsor of the conference. The Georgia Environmental…
The Natural Hazards Engineering Research Infrastructure (NHERI) has released a five-year science plan for research toward technical breakthroughs to improve the resilience and sustainability of existing and future civil infrastructure. Geosyntec's Lelio Mejia (California) participated in the Science Plan Task Group that developed the plan. The plan provides the engineering community with a roadmap for research on mitigation of natural hazards using the NHERI facilities and equipment at the 10 academic institutions that are part…
Geosyntec was awarded the 2017 Outstanding Geotechnical Project by the San Diego Section of the American Society of Civil Engineers (ASCE) for the Alta La Jolla Drainage Repair – Phase 2 Project in California. The Alta La Jolla Drainage Repair Project mitigated progressive erosion of an ephemeral channel that was threatening the stability of slopes below adjacent residential properties. The project restored natural hydraulic conditions through use of an innovative weir to direct pre- and…
Man Zhang (Minnesota) co-authored a paper entitled "In-situ degradation of soil-sorbed 17β-estradiol using carboxymethyl cellulose stabilized manganese oxide nanoparticles: Column studies" that was published in the journal Environmental Pollution in Volume 223 on pages 238-246 in April of 2017. The study is the first of its kind on in-situ remediation of 17β-estradiol -contaminated soil in a column setting. The work tested a new remediation technology for in-situ degradation of estrogens by delivering a new class…
Geosyntec is supplying advanced field data collection technology to our Ahtna partner for a remedial investigation and risk assessment at a Formerly Used Defense Site (FUDS) from World War II in a remote area of Alaska. The challenging project is highlighted in two articles written by Karina Quintans in The Military Engineer May-June, 2017 issue. The first article, "Amidst Fog, Rain, And Volcanos: Environmental Restoration in Alaska's Aleutian Islands," is focused on the difficulties of…
Stephanie Jones (Maryland) will present at the National Groundwater Association's conference on Groundwater Solutions: Innovating to Address Emerging Issues for Groundwater Resources in Arlington, Virginia in the Emerging Contaminants session at 4:25-4:50 p.m. on August 8, 2017. Her presentation is entitled "Boron as an Emerging Contaminant at Coal Ash Sites and Large Plume Management Metrics." The session will focus on emerging contamination threats to groundwater resources, and the state of the art in how they…
Scott Struck (Colorado) was elected Vice President by the members of the American Society of Civil Engineers' Environmental & Water Resources Institute (EWRI) on July 17, 2017. The EWRI Vice President is a member of the Institute's Governing Board who provides oversight and direction to the affairs, activities, and concerns of the Institute. The Governing Board is also responsible for the fiscal operations and strategic planning for EWRI. Eight voting members comprise the Governing Board.…
Sid Nadukuru (Georgia), co-authored an article entitled "Performance and damage evolution of plain and fibre-reinforced segmental concrete pipelines subjected to transverse permanent ground displacement," in the journal Stucture and Infrastructure Engineering on July 12, 2017. "Performance and damage evolution of plain and fibre-reinforced segmental concrete pipelines subjected to transverse permanent ground displacement" addresses the three expeiments done on three different pipes where three stages of damage were tested. Results show the tests caused damage at…
Geosyntec Consutants is pleased to announce our new location in Saskatoon, Canada. Our Saskatchewan office will be home to a number of professionals known internationally for their technology leadership, broad experience, and exceptional client service. Our practitioners are some of the most creative scientists and engineers from leading universities around the world. Lead Consultant in Saskatoon Trevor Carlson, Principal Trevor Carlson is a Principal Environmental Consultant with over 20 years of experience focused on environmental…
Sid Nadukuru (Georgia) co-authored an article entitled "Maturing of the contacts and ageing of silica sand" that was published in the journal Géotechnique on June 16, 2017. In "Maturing of the contacts and ageing of silica sand," Sid discusses nominal inter-granular contact evolving. This contact causes ageing of silica sand. He also talks about the demonstration of micro-morphology of silica sand grains and how the process works. The tests conclusions were equivalent to the hypothesis.…
Duane Graves (Tennessee) co-authored an article entitled "Biogeochemical Oxidation of Calcium Sulfite Hemihydrate to Gypsum in Flue Gas Desulfurization Byproduct Using Sulfer-Oxidizing Bacteria" published in the Journal of Environmental Management online in Volume 201 on pages 357-365 on July 7, 2017. The article outlines the application of microbial physiology. It also addresses flue gas desulfurization, its composition, and its capabilities. The article concludes that the conversion rate of calcium sulfite hemihydrate to gypsum is around…
Zahra Amini (Huntington Beach) has been appointed to the American Society of Civil Engineers (ASCE) Geo-Institute (GI) Earthquake Engineering and Soil Dynamics Committee effective July 6, 2017. Zahra's position is a renewable three-year term designed to: develop technical publications and guidelines of practice; organize technical content and sessions for conferences, workshops and short courses; provide technical review for the conference sessions; and provide expert opinions and respond to emergencies. A Project Engineer, Zahra joined Geosyntec…
Yu Jun Leong (Texas) authored an article entitled "Overview of Surface Measurements and Spatial Characterization of Submicrometer Particulate Matter During the DISCOVER-AQ 2013 Campaign in Houston" in the Journal of the Air and Waste Management Association on February 28, 2017. The article is a result of his graduate research at Rice University and is part of the NASA DISCOVER-AQ 2013 field campaign in Houston, Texas. Yu lead mobile sampling efforts in the Houston area in…
Geosyntec Consultants
Geosyntec is a specialized consulting and engineering firm that works with private and public sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure.

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