Rex Humphrey, L.E.G. is an Engineering Geologist in our Geotechnical and Wastewater Group. Rex has over 40 years of geologic experience throughout the US of which 35 years is in Western Washington and the Puget Sound Region. His experience includes a variety of projects related to land development, single family residential development, mining and minerals, reclamation and project management. As an engineering geologist, Rex regularly applies engineering solutions to geologic conditions, soil characteristics, slope stability, and regulatory compliance. In addition to his Washington State Geologist and Engineering Geologist Licenses he is also a Washington State Licensed Wastewater Treatment System Designer with 30 years of experience evaluating site and soil conditions and designing septic systems for residential, commercial and light industrial projects. Rex has a BS degree in Geology with an Architectural Engineering minor from Rocky Mountain College, Billings, MT.