S-m-s No. 1 is an earth dam located in Marion County, Oregon, built in 1966. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 400 ft long, taller than 74% of U.S. dams with a recorded height. 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 S-m-s No. 1
The primary purpose of S-m-s No. 1 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Cody & Barbara Duerst (private). It impounds the Pudding River, Trib to near Aurora.
The dam stands 32 feet tall and stretches 400 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 57 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, 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 10/07/2020.
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Location
| State | Oregon |
| County | Marion |
| Nearest City | Aurora |
| River/Stream | Pudding River, Trib to |
| Coordinates | 44.90886, -122.77602 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 30 ft |
| Dam Length | 400 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 57 acre-ft |
| Max Storage | 57 acre-ft |
| Normal Storage | 52 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 25 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Cody & Barbara Duerst |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/07/2020 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OR00417 |
| Federal ID | OR00417 |
| More Info | State Dam Safety Program |