Rock Gap

Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateColorado
CountyGrand
Nearest CitySTATE BRIDGE
River/StreamHARTMAN GULCH-OS
Coordinates39.94668, -106.50058

Physical Characteristics

Dam TypeEarth
NID Height33 ft
Dam Height30 ft
Dam Length312 ft
Year Completed1966 (60 years old)

Storage & Hydraulics

NID Storage84 acre-ft
Max Storage84 acre-ft
Normal Storage52 acre-ft
Surface Area7 acres
Drainage Area2 sq mi
Max Discharge406 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerHAMILTON DUNCAN,
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection10/01/2019
Emergency Action PlanNot Required

Identifiers

NID IDCO00687
Federal IDCO00687
More InfoState Dam Safety Program

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