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U.S. Environmental Protection Agency
U.S. EPA Technology Innovation and Field Services Division

Phytotechnology Project Profiles

Phytoremediation at an abandoned hat factory site in Connecticut
Last Updated: Fall 2004
Site Information                                                      
Site Name, Location:   Abandoned hat factory site, Danbury, CT, United States
Site Type:   Not Available
Is this a Federal
Superfund Site?
  No
Is this a Federal or
Military Site?
  No


Project Information                                                      
Project Name:   Phytoremediation at an abandoned hat factory site in Connecticut
Scale:   Pilot/Field Demonstration
Project Status:   Complete
Project Start Date:   July 2003
Project Completion Date:   Summer 2006
Media Treated:  
Media Qty. Geology Comments
Soil Soil consisted primarily of fill. Groundwater is 7 feet below ground surface.
Contaminants Treated:  
Contaminant Initial
Concentration
Depth Media Comments
Mercury up to 1500 ppm Soil
Phytotechnology Mechanism(s):   Phytoremediation
Phytovolatilization
Plants and other Vegetation Used:   Eastern Cottonwood
Planting Description:   Genetically modified cottonwoods.
Planting Area:   0.33 acre
Climate:   Temperature range: -26 to 102 F; Elevation: 378 feet; Mean annual precipitation: 51.9 inches; Growing season: 5/15 to 9/22.
O & M Requirements:   Irrigation, weeding, visual inspections and monitoring.
Performance Data:   Results were inconclusive; project was terminated because of ineffectiveness
Cost of the Phytotechnology Project:   Not available
Comments:   Pilot through fall 2004. If results are positive, the phytoremediation may be applied to whole site.

Point(s) of Contact                                                                      
    David J. Glass
Applied PhytoGenetics, Inc.
124 Bird Street
Needham, MA United States
Telephone: (617) 653-9945
E-mail: dglass@appliedphytogenetics.com

Jack Kozuchowski
Danbury Health Dept.
Danbury, CT United States
Telephone: (203) 797-4625
E-mail: j.kozuchowski@ci.danbury.ct.us

Information Source(s):   Documents not yet available. Referenced in memo to U.S. EPA.

Green, Cynthia; Ana Hoffnagle. 2004. Phytoremediation Field Studies Database for Chlorinated Solvents, Pesticides, Explosives, and Metals.
http://clu-in.org/download/studentpapers/hoffnagle-phytoremediation.pdf

EPA. 2005. Use of Field-Scale Phytotechnology for Chlorinated Solvents, Metals, Explosives and Propellants, and Pesticides. EPA 542-R-05-002.
http://www.epa.gov/tio/download/remed/542-r-05-002.pdf

Associated Vendor(s) or Consultant(s):   Applied PhytoGenetics, Inc.
 

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