L. L. Anderson

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateCalifornia
CountyPlacer
Nearest CityAuburn
River/StreamMiddle Fork American River
Coordinates39.11180, -120.47080

Physical Characteristics

Dam TypeEarth
NID Height231 ft
Dam Height231 ft
Dam Length2,700 ft
Year Completed1965 (61 years old)

Storage & Hydraulics

NID Storage134,000 acre-ft
Max Storage134,000 acre-ft
Normal Storage134,000 acre-ft
Surface Area1,430 acres
Drainage Area47 sq mi
Max Discharge16,200 cfs
Spillway TypeControlled

Ownership & Safety

PurposeIrrigation
OwnerPlacer County Water Agency
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection08/22/2023
Emergency Action PlanYes

Identifiers

NID IDCA00856
Federal IDCA00856
More InfoState Dam Safety Program

Nearby Dams

Duncan Creek Diversion 1.6 mi Low Hell Hole 5.0 mi High Middle Fork Interbay 9.2 mi Low Gerle Creek 10.9 mi Low Loon Lake Auxiliary 11.3 mi Significant Robbs Peak 12.2 mi Low Upper Peak Lake 13.2 mi High Lower Peak Lake Auxiliary 13.4 mi High Ice Lakes 13.4 mi Low Buck Island Auxiliary 13.7 mi Low