Anderson-rose Diversion Dam is a buttress dam located in Klamath County, Oregon, built in 1921. It carries a Low hazard potential classification.
Dam profile
NID height · 23 ft23 ft tall and 324 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Anderson-rose Diversion Dam
The primary purpose of Anderson-rose Diversion Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Bureau of Reclamation (federal). It impounds the Lost River near No Downstream Settlement.
The dam stands 23 feet tall and stretches 324 feet across, creates a reservoir covering 119 acres, and has a maximum storage capacity of 450 acre-feet. Completed in 1921, 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. The most recent inspection on record was 06/18/2020.
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Location
| State | Oregon |
| County | Klamath |
| Nearest City | No Downstream Settlement |
| River/Stream | Lost River |
| Coordinates | 42.01050, -121.56130 |
Physical Characteristics
| Dam Type | Buttress |
| NID Height | 23 ft |
| Dam Height | 16 ft |
| Dam Length | 324 ft |
| Year Completed | 1921 (105 years old) |
Storage & Hydraulics
| NID Storage | 450 acre-ft |
| Max Storage | 450 acre-ft |
| Normal Storage | 450 acre-ft |
| Surface Area | 119 acres |
| Max Discharge | 10,000 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Bureau of Reclamation |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/18/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00585 |
| Federal ID | OR00585 |
| More Info | State Dam Safety Program |