Napa Valley Lake

Low HazardSatisfactory ConditionEmergency Action Plan: No

Location

CountyNapa
River/StreamTr Putah Creek
Coordinates38.74660, -122.41170

Physical Characteristics

Dam TypeEarth
NID Height40 ft
Dam Height40 ft
Dam Length2,170 ft
Year Completed1990 (36 years old)

Storage & Hydraulics

NID Storage200 acre-ft
Max Storage200 acre-ft
Surface Area17 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeOther
OwnerLangtry Farms, LLC
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection10/13/2025
Emergency Action PlanNo

Identifiers

NID IDCA01256
Federal IDCA01256
More InfoState Dam Safety Program

Nearby Dams

Eaton H. Magoon Lake 1.7 mi High Mccreary 5.1 mi Low Lake Burgundy 6.1 mi Low Guenoc Lake 6.3 mi High Deer Creek 6.5 mi Low Lake Bordeaux 6.6 mi Low Dick Week 6.7 mi Significant Langtry 6.9 mi Low Upper Twin Lake 6.9 mi Low Ler Twin Lake 7.0 mi Low