Headworks Diversion Dam
Headworks Diversion Dam is a concrete dam located in Clackamas County, Oregon, built in 1923. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Headworks Diversion Dam
The primary purpose of Headworks Diversion Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City Of Portland Oregon (local government). It impounds the Bull Run River near Troutdale.
The dam stands 30 feet tall and stretches 150 feet across, creates a reservoir covering 1 acres, and has a maximum storage capacity of 35 acre-feet. Completed in 1923, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 06/11/2019.
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Location
| State | Oregon |
| County | Clackamas |
| Nearest City | Troutdale |
| River/Stream | Bull Run River |
| Coordinates | 45.44950, -122.15370 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 150 ft |
| Year Completed | 1923 (103 years old) |
Storage & Hydraulics
| NID Storage | 35 acre-ft |
| Max Storage | 35 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 1 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | City of Portland Oregon |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/11/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OR04093 |
| Federal ID | OR04093 |
| More Info | State Dam Safety Program |