Round Valley

Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

CountyLassen
River/StreamRound Val Cr
Coordinates40.51540, -120.66060

Physical Characteristics

Dam TypeEarth
NID Height45 ft
Dam Height45 ft
Dam Length220 ft
Year Completed1892 (134 years old)

Storage & Hydraulics

NID Storage5,500 acre-ft
Max Storage5,500 acre-ft
Surface Area420 acres
Drainage Area10 sq mi

Ownership & Safety

PurposeWater Supply
OwnerJack and Thomas Swickard
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection09/22/2025
Emergency Action PlanYes

Identifiers

NID IDCA00509
Federal IDCA00509
More InfoState Dam Safety Program

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