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Division of Water Contacts



Virgil R. Holmes, Director

Richardson & Robbins Building
89 Kings Highway
Dover, DE 19901
302.739.9949

Environmental Laboratory

Sergio Huerta, M.D.
Laboratory Administrator
302.739.9942

Water Supply Section

Matthew Grabowski
Section Manager
302.739.9945

Surface Water Section

Bryan Ashby
Section Manager
302.739.9946

Groundwater Discharges Section

Ping Wang
Section Manager
302.739.9948

Wetlands & Subaqueous Lands Section

Tyler Brown
Section Manager
302.739.9943




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