Site Name/ Contact |
Technology/ Vendor |
Media Treated | Contaminants Treated | Operating Parameters | Materials Handling | Residuals Management | Comments |
---|---|---|---|---|---|---|---|
EPA DEMO SITE
Emerging Technology Naomi Barkley |
Biofiltration:
"bioscrubber" (Membrane Technology and Process, Inc.) |
Air | Beginning levels: 10-20 ppm Toluene Attained: > 95% removal |
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EPA DEMO SITE
Emerging Technology Fred Bishop |
Immobilized film bioreactor (gas- phase biofilter) | Air | Beginning levels: 10-1,000 ppm VOCs | ||||
EPA Demo 1989 Ronald Lewis |
ChemtactTM gaseous waste treatment | Gaseous wastestreams | Organic and inorganics 85-100% removal of hydrocarbons 94% removal of phenol and formaldehyde | Once through system with droplet size less than 10 microns and a longer retention time | Gas scrubber | Low volumes of liquid condensate | Three mobile units currently available. |
EPA Demo Hamilton Harbor, Canada 1992 Gordon Evans |
Thermal gas phase reduction | Soil, sludge, liquids, & gases | Organics and chlorinated organics | 850 °C or higher | Hydrogen reduces organics to smaller lighter hydrocarbons. | Gas stream scrubber | No dioxin or furan production. |
Site Name/ Contact |
Technology/ Vendor |
Media Treated | Contaminants Treated | Operating Parameters | Materials Handling | Residuals Management | Comments |
DOE Integrated Demo DOE Hanford Reservation Steve Stein |
Integrated demo includes many technologies - no specific parameters given | Arid zones or environments with large vadose zones | VOCs (TCE, PCE) at arid sites | Technologies include steam reforming, supported liquid membrane separation, in situ heating, and corona destruction. | |||
DOE Savannah River | High Energy Corona | Air | Field Scale Process | ||||
DOE Hanford
Reservation Steve Stein |
Membrane Separation | Air | Beginning levels: 1000 ppm VOC Attained: 95% removal |
Field Testing | $2.5M cap; $6K annual |
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Installation Restoration (IR) Site 9, NAS Northern Island, San Diego, CA | Zenon cross-flow pervaporation system | Groundwater | TCE concentrations were reduced on average from 200 milligrams per liter [mg/L] to less than 2 mg/L with 99% removal | ||||
Site Name/ Contact |
Technology/ Vendor |
Media Treated | Contaminants Treated | Operating Parameters | Materials Handling | Residuals Management | Comments |
Dover AFB Maj. Mark Smith |
Catalytic oxidation system | Air | TCE emissions from air strippers | Field test of various catalysts in a catalytic oxidation system | |||
Wurtsmith AFB | Oxidation | Air & ground water | TCE | Inconjunction with Air stripping | |||
Former gasoline service station, Santa Monica, CA |
Oxidation | Air & ground water | BTEX | Dual extraction | |||
Installation Restoration (IR) Site 11, NAS Northern Island, San Diego, CA | Terra Vac pilot SVE/ Air Sparging/ Catalytic Oxidation System | Contaminated air from soil washing | Up to 250 pounds (33 gallons) per day of VOCs was effectively removed from the vadose zone and subsequently destroyed. |
Sources: Innovative Treatment Technologies: Annual Status Report (EPA, Eighth Edition, Nov. 1996). Completed North American Innovative Remediation Technology Demonstration Projects (EPA, Aug.1996)