Independent

Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateColorado
CountyBoulder
Nearest CityLONGMONT
River/StreamST. VRAIN CREEK-OS
Coordinates40.19822, -105.19700

Physical Characteristics

Dam TypeEarth
NID Height12 ft
Dam Height12 ft
Dam Length822 ft
Year Completed1903 (123 years old)

Storage & Hydraulics

NID Storage260 acre-ft
Max Storage260 acre-ft
Normal Storage165 acre-ft
Surface Area32 acres
Max Discharge562 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeIrrigation
OwnerINDEPENDENT RESERVOIR COMPANY (MIKE DOLLAGHAN)
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection06/06/2019
Emergency Action PlanNot Required

Identifiers

NID IDCO01224
Federal IDCO01224
More InfoState Dam Safety Program

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