US Army Corps of Engineers
Hydrologic Engineering Center

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Software Support Inquiries:  See the Support Policy webpage

Webmaster E-Mail:

Mailing Address:
   Department of The Army
   Corps of Engineers
   Institute for Water Resources
   Hydrologic Engineering Center
   609 Second Street
   Davis, CA 95616-4687

HEC Phone:  (530) 756-1104

HEC Fax:  (530) 756-8250

U.S. Army Corps of Engineers

For additional information on other Corps topics or programs at the National Level, please feel free to contact one of the following Point of Contact numbers at the Corps’ Headquarters Office in Washington DC:

Contact Us About Phone Number
Construction Projects (Civil Works)   202-761-4130
Construction Projects (Military Program)   202-761-0381
Contracting with Us   202-761-0566
Emergency Response Mission   202-761-1001
Employment Opportunities   202-761-0559
Environmental   202-528-4285
History   703-428-6554
Locks & Dams   202-761-0250
Navigation   201-761-0250
Recreation   202-761-4751
Regulatory   202-761-4616
Wetlands Permits   202-761-4616
General Questions   202-761-0011