Schaefer, Ray Reservoir is a privately owned water resource located in Clackamas, Oregon, with the primary purpose of irrigation. This Earth dam structure stands at a height of 25 feet, with a hydraulic height of 21 feet, and was completed in 1965. The reservoir has a storage capacity of 18 acre-feet, with a normal storage level of 17.7 acre-feet and a surface area of 2.75 acres. It is situated within the Rock Creek tributary, under the regulatory oversight of the Oregon Water Resources Department.

Despite its low hazard potential, the condition of Schaefer, Ray Reservoir is currently not rated. The last inspection was conducted in October 2015, with a scheduled inspection frequency of every 6 years. Emergency action plans and risk assessments for the reservoir are currently not available, indicating a potential gap in preparedness and management measures. The reservoir does not have any associated locks or spillways, with a maximum discharge capacity of 68 cubic feet per second.

For water resource and climate enthusiasts, Schaefer, Ray Reservoir presents an intriguing case study of a privately owned irrigation reservoir in Oregon. With its Earth dam structure and limited storage capacity, the reservoir's management and regulatory framework offer valuable insights into the intersection of water resource utilization, infrastructure maintenance, and emergency preparedness. Further research and assessment of the reservoir's condition, risk profile, and operational protocols could provide valuable data for enhancing its long-term sustainability and resilience in the face of changing climatic conditions.