Case Studies

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In 2024, ECT2's team of experts were brought in following an incidental release of crude oil at an oil refinery in Washington State. Read more about the PFAS treatment solutions applied to reduce PFAS to non-detect from crude oil and AFFF release.

Non-Detect PFAS Treatment of Crude Oil and AFFF Release

In 2024, ECT2’s team of experts were brought in following an incidental release of crude oil at an oil refinery in Washington State. Read more about the PFAS treatment solutions applied to reduce PFAS to non-detect from crude oil and AFFF release.

In June 2024, The Naples Airport Authority retained ECT2 to support the transition of their ARFF vehicles. This process included removing the PFAS from the fire trucks, concentrating the waste volume, and containerizing it for offsite disposal to prevent any release of PFAS into the environment.

Naples Airport Authority ARFF Transition, Florida

In June 2024, The Naples Airport Authority retained ECT2 to support the transition of their ARFF vehicles. This process included removing the PFAS from the fire trucks, concentrating the waste volume, and containerizing it for offsite disposal to prevent any release of PFAS into the environment.

PFAS was detected in wells that supplied drinking water to the Portsmouth, NH community. Read this case study to learn about how this project started as a pilot study to compare technologies and later moved into a full-scale treatment system utilizing ECT2's single-use resin.

Haven Well at Grafton Road: Pilot Study to Compare Single-Use Ion Exchange Resin to Granular Activated Carbon Moved to Full-Scale Certified Drinking Water System

PFAS was detected in wells that supplied drinking water to the Portsmouth, NH community. Read this case study to learn about how this project started as a pilot study to compare technologies and later moved into a full-scale treatment system utilizing ECT2’s single-use resin.

PFAS was detected in samples pulled from drinking water in the town of Maysville, NC. ECT2 was contacted by engineering firm, TRC, to provide a solution to treat the contaminated water to safe drinking levels.

Providing Safe Drinking Water to a Rural Community Impacted by PFAS

PFAS was detected in samples pulled from drinking water in the town of Maysville, NC. ECT2 was contacted by engineering firm, TRC, to provide a solution to treat the contaminated water to safe drinking levels.

Airports around the world are finding that PFAS contamination caused by historical airport operations have contaminated nearby groundwater or surface water. One airport in Scandinavia decided that PFAS-contaminated groundwater needed to be remediated.

Commercial Airport’s Success with PFAS Removal

Airports around the world are finding that PFAS contamination caused by historical airport operations have contaminated nearby groundwater or surface water. One airport in Scandinavia decided that PFAS-contaminated groundwater needed to be remediated.

In July 2020, a transformer fire occurred at a power generating station in the Midwestern United States. Over ten fire departments responded to the call to tame the blaze over multiple hours, which resulted in PFAS-containing firefighting foam being released into the environment.

Rapid Response Treatment of AFFF from a Fire Event

In July 2020, a transformer fire occurred at a power generating station in the Midwestern United States. Over ten fire departments responded to the call to tame the blaze over multiple hours, which resulted in PFAS-containing firefighting foam being released into the environment.

A textile manufacturing company located in the southeastern part of the United States produced coated textiles using PFAS as a water and oil repellent.

Ion Exchange PFAS Treatment Train Successfully Used at Legacy Textile Site in Southeast to Achieve Below State Mandated Discharge Levels: 70 ppt

A textile manufacturing company located in the southeastern part of the United States produced coated textiles using PFAS as a water and oil repellent.

ECT2 was approached by a remote refinery in Alaska that had found PFAS in their wastewater stream.

Extreme Climate, Remote Location, Compressed Timeline: Challenging PFAS Impacted Industrial Wastewater Reduced To Non-Detect

ECT2 was approached by a remote refinery in Alaska that had found PFAS in their wastewater stream.

The Air Force Civil Engineering Center (AFCEC) funded a field study coupling ECT2's SORBIX™ RePURE Regenerable Ion Exchange Resin (IX) System with Electrochemical Oxidation (EO).

We Believe in Innovation: Treating PFAS and Eliminating Waste with Ion Exchange Resin and Electrochemical Oxidation

The Air Force Civil Engineering Center (AFCEC) funded a field study coupling ECT2’s SORBIX™ RePURE Regenerable Ion Exchange Resin (IX) System with Electrochemical Oxidation (EO).

ECT2 Responds to Aqueous Film Forming Foam (AFFF) Release Treating Water to Non-Detect PFAS Discharge Limits Onsite

ECT2 Responds to Aqueous Film Forming Foam (AFFF) Release Treating Water to Non-Detect PFAS Discharge Limits Onsite

Opportunity At the current time, industry regulations are in the process of changing to require all fire suppression systems using 6 and 8 carbon chain PFAS compounds to change to safer alternative [...]

Eielson Air Force Base – Alaska

Eielson Air Force Base – Alaska

Opportunity Eielson Air Force Base near Fairbanks, Alaska experienced an unplanned release of 30,000 gallons of wastewater containing concentrated PFAS, and the Air Force Civil Engineer Center sought a system that could [...]

Army Aviation Centre, Oakey - Groundwater Treatment

Army Aviation Centre, Oakey – Groundwater Treatment

Opportunity In 2016, environmental investigations at the Army Aviation Centre, Oakey, identified per- and polyfluoroalkyl substances (PFAS) contamination in both ground and surface water. The contaminated water had migrated offsite over time [...]

Successful Treatment of Airport De-Icing Fluid Runoff to Remove PFAS

Successful Treatment of Airport De-Icing Fluid Runoff to Remove PFAS

Opportunity An airport located in the United States uses de-icing fluid in the winter to assist in cold weather operations. The used fluid is pumped and transported to storage lagoons and is [...]

Pease Site 8: Regenerable Resin System for Groundwater Remediation

Pease Site 8: Regenerable Resin System for Groundwater Remediation

Opportunity The former Pease Air Force Base (Pease) in Portsmouth, New Hampshire, USA was the site for fire-training activities for the State of New Hampshire for several years. Aqueous Film Forming Foam [...]

Robinson Elementary School

Robinson Elementary School

Opportunity In Fall of 2018, the Michigan Department of Environment, Great Lakes, and Energy (EGLE) conducted a statewide public water supply sampling program. Robinson Elementary School in Grand Haven, Ottawa County, Michigan [...]

RAAF Base Tindal, NT Australia

RAAF Base Tindal, NT Australia

Treatment Objective > (0.07 ug/L PFOS + PFHxS) (0.56 ug/L PFOA) Waste Generated 37m3 Volume Treated To Date >2.5 billion litres Treatment Outcome Achieved 30kg We Believe The World Needs Better Ways [...]

RAAF Base Williamtown Moors Drain

RAAF Base Williamtown Moors Drain

Treatment Objective < (0.07 ug/L PFOS + PFHxS) (0.56 ug/L PFOA) Waste Generated 33m3 Volume Treated To Date >750 Million litres PFAS Mass Removed 3kg We Believe The World Needs Better Ways [...]

RAAF Base Williamtown Groundwater

RAAF Base Williamtown Groundwater

We Believe The World Needs Better Ways To Treat PFAS Opportunity Extensive environmental investigations at RAAF Base Williamtown commencing in 2014 identified per- and polyfluoroalkyl substances (PFAS) contamination in ground and surface [...]

Drinking Water Treatment Plant in Katherine, Australia: From 1 ML/d Interim System to 10 ML/d Full Scale System

Drinking Water Treatment Plant in Katherine, Australia: From 1 ML/d Interim System to 10 ML/d Full Scale System

Opportunity The historical use of aqueous film forming foam (AFFF) at RAAF Base Tindal in the Northern Territory (NT), resulted in per- and polyfluoroalkyl substances (PFAS) groundwater contamination of the Tindal aquifer, [...]

Full-scale PFAS removal to non-detect for New England electronics manufacturing firm

Full-scale PFAS removal to non-detect for New England electronics manufacturing firm

Project highlights and product features Client needed to upgrade two existing groundwater pump and treat systems due to lowered PFOA standard. Upgraded systems needed to reach effluent target of non-detect for Per- [...]

Adoption of resin technology following PFAS removal test at Air Force Base in New England

Adoption of resin technology following PFAS removal test at Air Force Base in New England

Project highlights and product features Side-by-side PFAS removal testing of ECT2’s Sorbix A3F resin versus a typical carbon system was conducted at a New England air base The resin outperformed GAC on [...]

Full-scale treatment of 1,4-dioxane at fractured bedrock site

Full-scale treatment of 1,4-dioxane at fractured bedrock site

Project highlights and product features Full-scale application designed to treat and reinject 80 to 100 gallons of groundwater per minute System treats a mixture of groundwater extracted from a series of plume [...]

Mobile treatment of 1,4-dioxane at fractured bedrock site

Mobile treatment of 1,4-dioxane at fractured bedrock site

Project highlights and product features Mobile treatment of chlorinated solvents and 1,4-dioxane at fractured bedrock remediation site in Massachusetts First synthetic media application for 1,4-dioxane in Massachusetts, placed in service in 2012 [...]

Synthetic media treatment for 1,4-dioxane remediation site in Florida

Synthetic media treatment for 1,4-dioxane remediation site in Florida

Project highlights and product features Full-scale application designed to treat groundwater from a large footprint remediation project System treats a mixture of groundwater extracted from source area and edge of plume wells [...]

Treating chlorinated solvents in groundwater with synthetic adsorbents

Treating chlorinated solvents in groundwater with synthetic adsorbents

Project highlights and product features Installed by ECT2’s parent company, design treats 20 to 30 gpm continuously from near saturation concentrations to ND @ at 5 ppb System has been operating since [...]

Treating 1,4-dioxane impacted water supply for regional hospital

Treating 1,4-dioxane impacted water supply for regional hospital

Project highlights and product features Demonstrated ability to consistently treat 1,4-dioxane to less than 0.2 µg/L detection limits or lower, meeting all current and proposed treatment standards Consistent and predictable treatment, independent [...]

Synthetic media treatment of 1,4-dioxane from thermal remediation

Synthetic media treatment of 1,4-dioxane from thermal remediation

Project highlights and product features In the field beta test of Dow’s AMBERSORB product on critical application Full-scale application to treat groundwater from impacted soil associated with a large thermal remediation project [...]

Treating air emissions at a major automotive manufacturer

Treating air emissions at a major automotive manufacturer

Project highlights and product features Alternative vapor treatment approach for 105,000-SCFM plant exhaust related to vehicle painting operations Eliminated auxiliary fuel use for emission control, a major element of attaining year 2020 CO2 emission [...]

Process vent treatment at major Gulf coast chemical plant

Process vent treatment at major Gulf coast chemical plant

Project highlights and product features Compact, self-contained unit for process vent application treating influent of 30,000 ppm at 2SCFH Media capacity is renewable in place using steam, regenerating to a process receiver [...]

Air emissions treatment for vehicle/construction equipment manufacturer

Air emissions treatment for vehicle/construction equipment manufacturer

Project highlights and product features An alternative vapor treatment approach for up to 180,000 SCFM of plant exhaust from painting operations used for military vehicles and heavy civilian/military construction equipment Minimized auxiliary [...]