Sleepy Holl No. 2

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

CountySonoma
River/StreamTr Petaluma Cr
Coordinates38.15840, -122.49540

Physical Characteristics

Dam TypeEarth
NID Height39 ft
Dam Height39 ft
Dam Length600 ft
Year Completed1949 (77 years old)

Storage & Hydraulics

NID Storage104 acre-ft
Max Storage104 acre-ft
Surface Area5 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeWater Supply
OwnerAccolade Petulama LLC
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection11/18/2025
Emergency Action PlanYes

Identifiers

NID IDCA00590
Federal IDCA00590
More InfoState Dam Safety Program

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