Lake George

Lake George is an earth dam located in Park County, Colorado, built in 1909. It carries a Significant hazard potential classification and has a satisfactory condition assessment.

About Lake George

The primary purpose of Lake George is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lake George Co. (private). It impounds the So Platte River-os near Lake George.

The dam stands 19 feet tall and stretches 1,400 feet across, creates a reservoir covering 53 acres, and has a maximum storage capacity of 610 acre-feet. Completed in 1909, the structure is over a century old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 06/22/2022.

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Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateColorado
CountyPark
Nearest CityLake George
River/StreamSo Platte River-os
Coordinates38.98168, -105.36723

Physical Characteristics

Dam TypeEarth
NID Height19 ft
Dam Height18 ft
Dam Length1,400 ft
Year Completed1909 (117 years old)

Storage & Hydraulics

NID Storage610 acre-ft
Max Storage610 acre-ft
Normal Storage270 acre-ft
Surface Area53 acres
Max Discharge3,400 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerLAKE GEORGE CO.
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection06/22/2022
Emergency Action PlanYes

Identifiers

NID IDCO00366
Federal IDCO00366
More InfoState Dam Safety Program

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