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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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