Carus

Remediation On-Demand Webinars

PNOD Webinar

Troy Lizer will review Permanganate Natural Oxidant Demand, a key piece of information for your permanganate based remediation project. He will explain the importance of determining natural oxidant consumption values, how it’s tested, how the information is used, and how to sample for...

HRX Well® Technology for Passive In Situ Remediation Webinar

A new in situ remediation concept termed a Horizontal Reactive Media Treatment Well (HRX Well ® ) is presented that utilizes horizontal wells filled with reactive media to passively treat contaminated groundwater in situ .  The approach involves the...

ISCO 101 Webinar

Summary: In Situ Chemical Oxidation (ISCO) has shown to be a cost-effective remedial strategy for organic contaminants in groundwater and soil. Permanganate is typically the “go-to” product for chlorinated solvent treatment but did you know it can be used to treat other...

ISCO and Bioremediation in One Product

Oxygen BioChem (OBCTM)  is a specific blend of persulfate and calcium peroxide that allows for immediate ISCO treatment with pH and H 2 O 2 activation followed by bioremediation. Oxidative reactions are sustained for about two months followed by residual calcium peroxide and sulfates...

Alternatives for Aerobic Bioremediation of Petroleum Hydrocarbons

Aerobic bioremediation enhances dissolved oxygen (DO) contents in groundwater to boost biological degradative activities. IXPER® Calcium Peroxide and Oxygel are two different aerobic bioremediation reagents used at sites with specific conditions: IXPER for...

A Modernized Stabilization Technology for DNAPL with ISGS®

In situ treatment of contamination in the environmental remediation market has emerged as one of the most sought-after options on the road to site closure. Typically when in situ treatment options exist for a subject site, they are less invasive, limit human contact with contamination,...

Treatment of Complex Chlorinated Sites

Complex remediation sites that require source and plume treatment often require multiple technologies and implementation strategies in order to be successful.  In this webinar, sites are presented where RemOx® L was utilized to treat source area mass using...

In Situ Fracturing Analysis for Optimization of Sodium Permanganate

In Situ Fracturing Analysis Using the High-Resolution Injection Tool for Design Optimization of Sodium Permanganate Injection Injection below soil fracture pressure is critical to maximize contact and distribution between reagents such as sodium permanganate and contaminants of concern...

Optimizing a Combined Remedy Using Traditional and High-Resolution Techniques

In this webinar recording a Superfund Site case study is used to highlight ways that a combined remedy at a chlorinated solvent site can be optimized to accelerate the remediation timeframe.  The remedy at this site is a combination of vapor extraction, excavation, in situ chemical...

Permanganate and Persulfate for In Situ Chemical Oxidation and Water Treatment Applications

Geosyntec has developed a novel in situ chemical oxidation (ISCO) method utilizing manganese oxides to activate sodium persulfate (MnAP). This innovative method was developed based on the hypothesis that manganese oxides can activate persulfate as demonstrated in recent academic literature...

Controlled Jet Injection for High Mass Potassium Permanganate

This webinar focuses on rapid, high-mass emplacement of RemOx® S ISCO reagent (potassium permanganate) via Controlled Jet Injection, FRx 's unique set of tools and methods for on-target distribution of remedial amendments to the target treatment zone...

Soil Blending Techniques Achieve Stringent Treatment Goals

Several case studies are presented for soil blending with RemOx® S and RemOx® L ISCO reagents (potassium and sodium permanganate). In all cases, substantial savings over dig-and-haul or thermal treatment were obtained while...

Advantages of ABC-Olé over Emulsified Vegetable Oil (EVO)

ABC-Olé is a mixture of emulsified fatty acid esters, fast-acting organic substrate, and pH buffers, all in one product. In most applications, there is no need to purchase and mix additional amendments. 

National Perspective on Combined Remedies

Improved understanding of subsurface conditions and a larger remedial toolbox have resulted in better matching of tools — singly and in combination — to subsurface hydrogeological compartments and contaminant phases. This presentation will discuss trends in combining remedies...

Treatment Train with Slow Release Oxidants

Use of Remox SR+ Cylinders in Treatment for Chlorinated Solvents in Groundwater Presenter:  Grant Walsom Summary: Historical industrial activities using solvents for metal degreasing as well as dry-cleaning operations have created many remediation challenges. Innovative...

Soil Blending: Amendment Kinetics and Soil Strength Recovery

Webinar Summary: Soil blending is an aggressive remedial technique that requires a focus of resources (equipment, personnel, and usually amendment) on a particular contaminated volume. It is often performed under time critical remediation drivers like property transfer and rapid construction,...

Manganese Activated Persulfate

Manganese Activated Persulfate (MnAP) for the Treatment Recalcitrant Organics: Development and Commercialization Background Geosyntec Consultants in collaboration with Carus Chemical Corporation and Clarkson University has developed a novel chemical oxidation method...

Combined Use of Mechanical & Chemical Treatments

Summary: NAPLsense, a continuous monitoring system, gathers real time NAPL data of oil in the groundwater. Launched by GeoStream, the system continuously monitors the depth of Light Non-Aqueous Phase Liquids (LNAPL) and groundwater to give real time data on the thickness...

1,4-Dioxane & Chlorinated VOCs ISCO

Summary: Many groundwater plumes containing 1,4-dioxane and chlorinated solvents are not being treated to unrestrictive use and require ongoing management. Passive technologies that are capable of providing low-cost and sustained plume management are a pressing need. Slow-release chemical...

Chlorinated Solvent Treatment at Complex Sites

Combining Remedial Technologies and Implementation Methods to Address Chlorinated Solvent Impacts at Complex Sites   Summary: Complex sites require complex solutions.  Challenges typically include heterogeneous geology and contaminant mass distribution, vadose and/or...

ISGS®: A Modernized DNAPL Stabilization Technology Update

A Combined Remedies Series Webinar Presenter: Mr. Justin Mariani, Innovative Environmental Technologies, Inc. Summary : A modernized development in the stabilization of soils, specifically in contaminated media has finally emerged. ISGS®...

Treatment Train for Remediation of NAPL and BTEX in Shallow, Silty Clay Soil

The Site in Davenport, IA is a petroleum fueling facility. Previous investigations of the site revealed that shallow groundwater (4 to 15 ft below ground) in a silty clay aquifer contained BTEX above the Iowa DNR regulatory standards for soil and groundwater. This presentation will introduce...

VOC and Hexavalent Chromium Site Successfully Treated With Combined Remedies

Presenter: Mr. Bruce Bruso, CBA Environmental Services, Inc. Summary : In the 1950s and 60s, the property at 3033 West Walnut Street was being utilized as plating operation for Electro-coatings.  Following shut down of operations, the soils within the area of the operation...

RemRX Controlled Oxidant Release Polymers

AxNano, LLC develops advanced material technologies for the environmental industry.  RemRx TM products are focused on new amendments for surface and groundwater remediation.  This patented technology decreases cost while increasing contaminant removal - restoring our water resources...

Chemical Oxidation for Remediation: A Practical Introduction and Recent Advances in the Technology

Chemical oxidation for remediation is not new. In fact, hydrogen peroxide was first used in 1985 to treat a formaldehyde spill at Monsanto’s Indian Orchard Plant in Springfield, Massachusetts. What has changed, however, is our knowledge and experience of its use and application. This...

In Situ Chemical Oxidation of PCE in an Urban Setting

Groundwater and soil at a one-third acre urban location (Site) is impacted with tetrachloroethene (PCE) and there are multiple lines of evidence indicating the likely presence of dense non-aqueous phase liquid (DNAPL). The Site is surrounded with commercial businesses and residences and therefore...

The following webinars are available to watch now!