Three Creek is an earth dam located in Deschutes County, Oregon. It carries a Significant hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 230 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Three Creek
The primary purpose of Three Creek is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Usda Fs (federal).
The dam stands 21 feet tall and stretches 230 feet across, creates a reservoir covering 80 acres, has a maximum storage capacity of 1,500 acre-feet, and collects water from a drainage area of 2 square miles.
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. The most recent inspection on record was 11/08/2019.
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Location
| State | Oregon |
| County | Deschutes |
| Nearest City | Sisters |
| Coordinates | 44.10110, -121.62350 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 230 ft |
Storage & Hydraulics
| NID Storage | 1,500 acre-ft |
| Max Storage | 1,500 acre-ft |
| Surface Area | 80 acres |
| Drainage Area | 2 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Usda Fs |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 11/08/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00129 |
| Federal ID | OR00129 |
| More Info | State Dam Safety Program |