Lagunitas

Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

CountyMarin
River/StreamLagunitas Creek
Coordinates37.94760, -122.59630

Physical Characteristics

Dam TypeEarth
NID Height48 ft
Dam Height48 ft
Dam Length433 ft
Year Completed1872 (154 years old)

Storage & Hydraulics

NID Storage341 acre-ft
Max Storage341 acre-ft
Surface Area22 acres
Drainage Area1 sq mi

Ownership & Safety

PurposeWater Supply
OwnerMarin Municipal Water District
Owner TypePublic Utility
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection09/18/2025
Emergency Action PlanYes

Identifiers

NID IDCA00205
Federal IDCA00205
More InfoState Dam Safety Program

Nearby Dams