Rohde Reservoir is an earth dam located in Polk County, Oregon, built in 1967. It carries a Low hazard potential classification.
Dam profile
NID height · 19 ft19 ft tall and 1,620 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 Rohde Reservoir
The primary purpose of Rohde Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Eugene Rohde (private). It impounds the Ash Swale, Trib to near Amity.
The dam stands 19 feet tall and stretches 1,620 feet across, creates a reservoir covering 21 acres, has a maximum storage capacity of 146 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1967, 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 02/21/2020.
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Location
| State | Oregon |
| County | Polk |
| Nearest City | Amity |
| River/Stream | Ash Swale, Trib to |
| Coordinates | 45.02319, -123.20184 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 17 ft |
| Dam Length | 1,620 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 146 acre-ft |
| Max Storage | 146 acre-ft |
| Normal Storage | 74 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 450 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Eugene Rohde |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 02/21/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00444 |
| Federal ID | OR00444 |
| More Info | State Dam Safety Program |