Spinney Mountain

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateColorado
CountyPark
Nearest CityLAKE GEORGE
River/StreamSOUTH PLATTE RIVER
Coordinates38.97168, -105.62195

Physical Characteristics

Dam TypeEarth
NID Height100 ft
Dam Height90 ft
Dam Length4,125 ft
Year Completed1982 (44 years old)

Storage & Hydraulics

NID Storage83,300 acre-ft
Max Storage83,300 acre-ft
Normal Storage53,873 acre-ft
Surface Area2,450 acres
Drainage Area772 sq mi
Max Discharge104,000 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerCITY OF AURORA
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection07/19/2022
Emergency Action PlanYes

Identifiers

NID IDCO02677
Federal IDCO02677
More InfoState Dam Safety Program

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