Lake Isabelle

Boulder County, Colorado (near LONGMONT)

River/Stream: S F ST VRAIN CREEK

Low Hazard

Failure would cause minimal damage

Key Facts

Dam Type
Rockfill
Height
38 ft
Dam Length
—
Reservoir Storage
738 acre-ft
Year Completed
1925
Primary Purpose
Irrigation
Owner Type
Private
Max Discharge
1,262 cfs

Condition Assessment

FairLast inspected: 1990-09-24

Hazard Classification: Low — This describes the potential consequences of dam failure, not the likelihood of failure.

Condition Assessment: Fair — This describes the current physical condition of the dam based on the most recent inspection.

Location

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Quick Stats

NID ID
CO01929
State
Colorado (CO)
Coordinates
40.07001, -105.61556
Age
101 years

Nearby Dams

External Resources

Data sourced from the National Inventory of Dams (NID). Information may not reflect the most current status of this dam. Hazard classification reflects potential consequences of failure, not the likelihood of failure or the current condition.