CORE GEOENGINEERING <br />4207 SE Woodstock Blvd <br />Portland, Oregon 97206 <br />T. (503) 509-9115 <br />www.core-geoengineering.com <br /> <br />Project No. 25-1127 CORE GeoEngineering <br />Infiltration Investigation, 2610 Cal Young Road, Eugene, OR January 23, 2026 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />EXPLORATION LOGS <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />