Fourth Creek Reservoir, located in Coos County, Oregon, is a private water supply reservoir with a primary purpose of providing water for various uses. Constructed in 1930, this Earth dam stands at a height of 12 feet and has a storage capacity of 21 acre-feet. The reservoir covers a surface area of 5.2 acres and has a drainage area of 1.2 square miles, with a maximum discharge capacity of 70 cubic feet per second.

Managed by the Oregon Water Resources Department, Fourth Creek Reservoir is a significant water resource in the area, serving as a vital source for the surrounding community. Although the dam is rated as having a significant hazard potential, its condition is currently not rated, indicating the need for further assessment and potential risk management measures. With its picturesque location and important role in water supply, Fourth Creek Reservoir is a key asset in Oregon's water infrastructure.

As a private facility, Fourth Creek Reservoir is subject to state regulation, permitting, inspection, and enforcement to ensure its safety and compliance with water resource management standards. While specific details on emergency action plans and risk assessments are not provided in the data, the reservoir's ownership and management fall under private entities, highlighting the importance of proper maintenance and monitoring to safeguard this valuable water source for the future.