William L. Jess Dam - Lost Creek Lake Fish Structure is a gravity dam located in Jackson County, Oregon, built in 1976. It carries a Significant hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 100 ft long, taller than 62% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About William L. Jess Dam - Lost Creek Lake Fish Structure
The primary purpose of William L. Jess Dam - Lost Creek Lake Fish Structure is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by USACE - Portland District (federal). It impounds the Rogue River near Trail.
The dam stands 28 feet tall and stretches 100 feet across. Completed in 1976, the structure is 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 07/21/2021.
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Location
| State | Oregon |
| County | Jackson |
| Nearest City | Trail |
| River/Stream | Rogue River |
| Coordinates | 42.66568, -122.68665 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 100 ft |
| Year Completed | 1976 (50 years old) |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | USACE - Portland District |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 07/21/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OR00612 |
| Federal ID | OR00612S001 |
| More Info | State Dam Safety Program |