Dennis No. 2

Low HazardSatisfactory ConditionEmergency Action Plan: No

Location

CountySonoma
River/StreamTr Dry Creek
Coordinates38.66590, -122.90340

Physical Characteristics

Dam TypeEarth
NID Height60 ft
Dam Height60 ft
Dam Length550 ft
Year Completed1997 (29 years old)

Storage & Hydraulics

NID Storage148 acre-ft
Max Storage148 acre-ft
Surface Area9 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeWater Supply
OwnerE & J Gallo Winery
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection02/05/2025
Emergency Action PlanNo

Identifiers

NID IDCA01398
Federal IDCA01398
More InfoState Dam Safety Program

Nearby Dams