Raymond Porterfield Structure Dam

Raymond Porterfield Structure Dam is an earth dam located in Nodaway County, Missouri, built in 1976. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height30 ft
Built197650 years ago

Dam profile

NID height · 30 ft
30 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

30 ft tall and 300 ft long, taller than 68% 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 Raymond Porterfield Structure Dam

The primary purpose of Raymond Porterfield Structure Dam is grade stabilization. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel. They're commonly used to stop gullies from deepening and to protect downstream land and infrastructure. The dam is owned by Raymond Porterfield (private). It impounds the Tr-clear Creek near Burlington Jct..

The dam stands 30 feet tall and stretches 300 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 40 acre-feet, and collects water from a drainage area of 1,732 square miles. Completed in 1976, the structure is 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

StateMissouri
CountyNodaway
Nearest CityBurlington Jct.
River/StreamTr-clear Creek
Coordinates40.51642, -94.93252

Physical Characteristics

Dam TypeEarth
NID Height30 ft
Dam Height29 ft
Dam Length300 ft
Year Completed1976 (50 years old)

Storage & Hydraulics

NID Storage40 acre-ft
Max Storage40 acre-ft
Normal Storage22 acre-ft
Surface Area19 acres
Drainage Area1,732 sq mi
Max Discharge140 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeGrade Stabilization
OwnerRaymond Porterfield
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDMO50407
Federal IDMO50407
More InfoState Dam Safety Program