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Contacts

Technical issues can be directed to UHL

Technical Information
Inorganic Lee Friell 515/725-1600 lee-friell@uiowa.edu
Inorganic Don Simmons 515/725-1600 donald-simmons@uiowa.edu
Organic / UST Wolfgang Benninghoven w-benninghoven@uiowa.edu
Microbiological John Kempf 319/335-4500 john-kempf@uiowa.edu

Issues relating to certification status and regulations should be directed to IDNR

General information
Primary contact Joe Zerfas, Certification Officer 515/725-0343 Joe.Zerfas@dnr.iowa.gov
Alternate contact Charlotte Lafargue Henderson 515/725-0341 Charlotte.Henderson@dnr.iowa.gov
Electronic Reporting (IT) Tamie Calef 515/725-0351 Tamie.Calef@dnr.iowa.gov
Environmental Program Information
SDWA Shellie Grapp 515/725-0401 Shelli.Grapp@dnr.iowa.gov
UST Paul Nelson 515/281-8779 Paul.Nelson@dnr.iowa.gov
WW Steve Williams 515/281-8884 Steve.Williams@dnr.iowa.gov
CS Matt Culp 515/242-5087 Matt.Culp@dnr.iowa.gov
SW Nina Koger 515/281-8986 Nina.Koger@dnr.iowa.gov

Mailing addresses

Iowa Department of Natural Resources University Hygienic Laboratory
Joe Zerfas Bob Wheeler
Certification Officer Appraisal Officer/Coordinator
P.O. Box 14573 Environmental Laboratory Certification
Des Moines. Iowa 50306-3573 2220 S. Ankeny Blvd.
Ankeny, IA 50023-9093
Note: All applications forms, fees and documentation, to include PT data, must be submitted to the IDNR certification officer.

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