Dennis Pierson is an earth dam located in Nodaway County, Missouri, built in 1999. It carries a Low hazard potential classification.
Dam profile
NID height · 33 ft33 ft tall and 345 ft long, taller than 76% 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 Dennis Pierson
Dennis Pierson is a dam in Nodaway, Missouri. The dam is owned by Dennis Pierson (private). It impounds the Long Branch.
The dam stands 33 feet tall and stretches 345 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 25 acre-feet, and collects water from a drainage area of 102 square miles. Completed in 1999, the structure is 27 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.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Missouri |
| County | Nodaway |
| Nearest City | None |
| River/Stream | Long Branch |
| Coordinates | 40.26960, -94.77252 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 28 ft |
| Dam Length | 345 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 25 acre-ft |
| Max Storage | 25 acre-ft |
| Normal Storage | 10 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 102 sq mi |
| Max Discharge | 139 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Dennis Pierson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO50837 |
| Federal ID | MO50837 |
| More Info | State Dam Safety Program |