Bull Run Lake Dam
Bull Run Lake Dam is an earth dam located in Multnomah County, Oregon, built in 1965. It carries a Low hazard potential classification.
About Bull Run Lake Dam
The primary purpose of Bull Run Lake 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 (local government). It impounds the Bull Run River near Troutdale.
The dam stands 57 feet tall and stretches 150 feet across, creates a reservoir covering 445 acres, has a maximum storage capacity of 14,500 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1965, the structure is well into its service life at over 50 years 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.
At 57 feet, this dam is taller than 95% of all dams in the United States.
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Location
| State | Oregon |
| County | Multnomah |
| Nearest City | Troutdale |
| River/Stream | Bull Run River |
| Coordinates | 45.46282, -121.83912 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 57 ft |
| Dam Height | 55 ft |
| Dam Length | 150 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 14,500 acre-ft |
| Max Storage | 14,500 acre-ft |
| Normal Storage | 10,000 acre-ft |
| Surface Area | 445 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 1,100 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | CITY OF PORTLAND |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | No |
Identifiers
| NID ID | OR00300 |
| Federal ID | OR00300 |
| More Info | State Dam Safety Program |