Upper Tumalo Reservoir
Upper Tumalo Reservoir is an other dam located in Deschutes County, Oregon, built in 1961. It carries a Low hazard potential classification.
About Upper Tumalo Reservoir
The primary purpose of Upper Tumalo Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Tumalo Irrigation District (local government). It impounds the Tumalo Creek near No Downstream Settlement.
The dam stands 13 feet tall and stretches 480 feet across, creates a reservoir covering 139 acres, has a maximum storage capacity of 1,100 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1961, 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. The most recent inspection on record was 02/14/2020.
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Location
| State | Oregon |
| County | Deschutes |
| Nearest City | No Downstream Settlement |
| River/Stream | Tumalo Creek |
| Coordinates | 44.13934, -121.41515 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 13 ft |
| Dam Height | 11 ft |
| Dam Length | 480 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 1,100 acre-ft |
| Max Storage | 1,100 acre-ft |
| Normal Storage | 1,100 acre-ft |
| Surface Area | 139 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 523 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | TUMALO IRRIGATION DISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 02/14/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00380 |
| Federal ID | OR00380 |
| More Info | State Dam Safety Program |