Petri Dam; Robert
Petri Dam; Robert is an earth dam located in Slope County, North Dakota, built in 1964. It carries a Low hazard potential classification.
About Petri Dam; Robert
The primary purpose of Petri Dam; Robert is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Us Forest Service (federal). It impounds the Third Creek-tr near Medora.
The dam stands 16 feet tall and stretches 161 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1964, 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.
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Location
| State | North Dakota |
| County | Slope |
| Nearest City | Medora |
| River/Stream | Third Creek-tr |
| Coordinates | 46.59682, -103.33471 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 13 ft |
| Dam Length | 161 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 4 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | US Forest Service |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00152 |
| Federal ID | ND00152 |
| More Info | State Dam Safety Program |