Barney
Barney is an other dam located in Washington County, Oregon, built in 1998. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Barney
The primary purpose of Barney 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 Hillsboro (local government). It impounds the M. Fork Of North Fork Trask River near Tillamook.
The dam stands 165 feet tall and stretches 2,500 feet across, creates a reservoir covering 455 acres, has a maximum storage capacity of 20,000 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1998, the structure is 28 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. 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 12/01/2020.
At 165 feet, this dam is taller than 99% of all dams in the United States.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Oregon dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Oregon |
| County | Washington |
| Nearest City | Tillamook |
| River/Stream | M. Fork Of North Fork Trask River |
| Coordinates | 45.44839, -123.39351 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 165 ft |
| Dam Height | 122 ft |
| Dam Length | 2,500 ft |
| Year Completed | 1998 (28 years old) |
Storage & Hydraulics
| NID Storage | 20,000 acre-ft |
| Max Storage | 20,000 acre-ft |
| Normal Storage | 20,000 acre-ft |
| Surface Area | 455 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 7,780 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | CITY OF HILLSBORO |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/01/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OR00525 |
| Federal ID | OR00525 |
| More Info | State Dam Safety Program |