Summit Reservoir

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

CountySolano
Nearest CityCity of Vallejo
River/StreamOffstream
Coordinates38.15440, -122.22500

Physical Characteristics

Dam TypeEarth
NID Height124 ft
Dam Height124 ft
Dam Length900 ft
Year Completed1968 (58 years old)

Storage & Hydraulics

NID Storage220 acre-ft
Max Storage220 acre-ft
Surface Area7 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeWater Supply
OwnerCity of Vallejo
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection10/01/2025
Emergency Action PlanYes

Identifiers

NID IDCA00146
Federal IDCA00146
More InfoState Dam Safety Program

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