Contact Information

Testing Information and Application Requests

Dylan Ahearn, Ph.D.

STTC Technical Services Lead

Affiliation:
Herrera Environmental Consultants

E-mail:
dahearn@herrerainc.com

Phone:
(206) 407-9538

STTC Management Team

Paul Wirfs, P.E.

ODOT Project Sponsor

Affiliation:
Oregon Department of Transportation

Jennie Morgan, Ph.D.

ODOT Project Manager

Affiliation:
Oregon Department of Transportation

John Lenth

STTC Manager

Affiliation:
Herrera Environmental Consultants

E-mail:
jlenth@herrerainc.com

Phone:
(206) 245-7539

Joanna Ogintz, P.E.

STTC Assistant Manager

Affiliation:
Herrera Environmental Consultants

E-mail:
jogintz@herrerainc.com

Phone:
(971) 200-8883

Dylan Ahearn, Ph.D.

STTC Technical Services Lead

Affiliation:
Herrera Environmental Consultants

E-mail:
dahearn@herrerainc.com

Phone:
(206) 407-9538

STTC Board of Directors

Benjamin Benninghoff

Oregon Department of Environmental Quality

Elizabeth Fassman-Beck, Ph.D.

Southern California Coastal Water Research Project

Richard Heineman

Pennsylvania Department of Transportation

Mieke Hoppin, P.E.

City of Tacoma
Planning and Development Services

 

Doug Howie, P.E.

Washington Department of Ecology

Anand Jayakaran, Ph.D., P.E.

Washington State University – Extension
Washington Stormwater Center

Bhaskar Joshi, Ph.D., P.E., PMP

California Department of Transportation

Thomas Parker

Federal Highway Administration

Sheila Sahu, P.E.

Clean Water Services
Regional Utility Services Department

Henry Stevens

City of Portland
Bureau of Environmental Services

Therese Walch

City of Eugene
Public Works Engineering

Paul Wirfs, P.E.

Oregon Department of Transportation

Elle Worrlien, P.E.

Clean Water Services
Planning and Development Services

STTC Technical Advisory Committee

Tony Gilbertson

Clean Water Services (retired)

Daniel Jenkins

City of Portland
Bureau of Environmental Services 

Jennie Morgan, Ph.D.

Oregon Department of Transportation

David Sample, Ph.D., P.E., D. WRE

Virginia Polytechnic Institute and State University

 

Tammie Wilson

Clean Water Services