Strawberry

Strawberry is a rockfill dam located in Tuolumne County, California, built in 1916. It carries a High hazard potential classification and has a fair condition assessment.

About Strawberry

The primary purpose of Strawberry is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Pacific Gas And Electric Company (private). It impounds the South Fork Stanislaus River near Strawberry.

The dam stands 143 feet tall and stretches 720 feet across, creates a reservoir covering 299 acres, has a maximum storage capacity of 19,000 acre-feet, and collects water from a drainage area of 26 square miles. Completed in 1916, the structure is over a century old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 07/18/2022.

At 143 feet, this dam is taller than 99% of all dams in the United States.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The California dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateCalifornia
CountyTuolumne
Nearest CityStrawberry
River/StreamSouth Fork Stanislaus River
Coordinates38.19950, -119.98930

Physical Characteristics

Dam TypeRockfill
NID Height143 ft
Dam Height143 ft
Dam Length720 ft
Year Completed1916 (110 years old)

Storage & Hydraulics

NID Storage19,000 acre-ft
Max Storage19,000 acre-ft
Normal Storage18,300 acre-ft
Surface Area299 acres
Drainage Area26 sq mi
Max Discharge13,000 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeHydroelectric
OwnerPacific Gas and Electric Company
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection07/18/2022
Emergency Action PlanYes

Identifiers

NID IDCA00388
Federal IDCA00388
More InfoState Dam Safety Program

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