Heidenreich Dam

Heidenreich Dam is an earth dam located in San Juan County, Washington, built in 1972. It carries a Low hazard potential classification.

About Heidenreich Dam

The primary purpose of Heidenreich Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Edward J & Melissa Whooton (private). It impounds the Tr-strait Of Juan De Fuca.

The dam stands 16 feet tall and stretches 215 feet across, creates a reservoir covering 18 acres, has a maximum storage capacity of 108 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1972, 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 01/13/2000. That was over 26 years ago.

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Low Hazard ConditionEmergency Action Plan: Not Required

Location

StateWashington
CountySan Juan
River/StreamTr-strait Of Juan De Fuca
Coordinates48.50617, -123.10379

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Length215 ft
Year Completed1972 (54 years old)

Storage & Hydraulics

NID Storage108 acre-ft
Max Storage108 acre-ft
Normal Storage92 acre-ft
Surface Area18 acres
Drainage Area0 sq mi
Max Discharge74 cfs

Ownership & Safety

PurposeRecreation
OwnerEdward J & Melissa WHooton
Owner TypePrivate
Hazard ClassificationLow
Last Inspection01/13/2000
Emergency Action PlanNot Required

Identifiers

NID IDWA00167
Federal IDWA00167
More InfoState Dam Safety Program

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