Links

Oregon State Water Resources Department

http://www.wrd.state.or.us/

Oregon Ground Water Association

http://www.ogwa.org

Oregon State University Extension Services - Well Water Program

http://groundwater.orst.edu/

National Ground Water Association

http://www.ngwa.org

International Ground Source Heat Pump Association

http://www.igshpa.okstate.edu/index.htm

Oregon Construction Contractors Board

http://www.ccb.state.or.us

Roseburg Area Chamber Of Commerce

http://www.roseburgareachamber.org/

Umpqua Valley Home Builders Association

http://www.umpquavalleyhba.org/index.html#