Surmeier, a privately owned dam located in Payette, Idaho, is regulated by the Idaho Department of Water Resources. This earth dam, primarily constructed with stone core and rock and soil foundations, stands at a height of 32.1 feet and has a hydraulic height of 26.5 feet. Completed in 1978, Surmeier serves various purposes and has a storage capacity of 26 acre-feet, with a surface area of 3 acres and a drainage area of 0.2 square miles.

With a significant hazard potential and a fair condition assessment as of June 2019, Surmeier is subject to regular inspections every four years to ensure its structural integrity. The dam features an uncontrolled spillway type with a width of 3 feet and slide (sluice gate) outlet gates. While the risk assessment for Surmeier indicates a moderate level of risk, no specific risk management measures or inundation maps have been prepared for the dam.

Owned by private entities and situated near the Little Whitley Gulch Creek and Snake River, Surmeier plays a crucial role in water resource management in the region. The dam, under state jurisdiction and regulation, continues to be monitored for any potential risks and undergoes inspections to maintain its operational safety and efficiency.