Word is an earth dam located in Mellette County, South Dakota, built in 1956. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height28 ft
Built195670 years ago

Dam profile

NID height · 28 ft
28 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

28 ft tall and 319 ft long, taller than 62% 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 Word

The primary purpose of Word 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 Word (private). It impounds the Tr Big White Offstream.

The dam stands 28 feet tall and stretches 319 feet across, and has a maximum storage capacity of 34 acre-feet. Completed in 1956, 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

StateSouth Dakota
CountyMellette
Nearest CityNone
River/StreamTr Big White Offstream
Coordinates43.79333, -101.18666

Physical Characteristics

Dam TypeEarth
NID Height28 ft
Dam Height28 ft
Dam Length319 ft
Year Completed1956 (70 years old)

Storage & Hydraulics

NID Storage34 acre-ft
Max Storage34 acre-ft
Normal Storage30 acre-ft
Max Discharge158 cfs

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerWord
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDSD01475
Federal IDSD01475
More InfoState Dam Safety Program