Upper Turtle River Flood Ret. 9

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateNorth Dakota
CountyGrand Forks
Nearest CityArvilla
River/StreamSouth Branch Turtle River
Coordinates47.93816, -97.59432

Physical Characteristics

Dam TypeEarth
NID Height71 ft
Dam Height68 ft
Dam Length1,040 ft
Year Completed1979 (47 years old)

Storage & Hydraulics

NID Storage10,410 acre-ft
Max Storage10,410 acre-ft
Normal Storage823 acre-ft
Surface Area72 acres
Drainage Area64 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerGrand Forks County WRB
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection11/02/2022
Emergency Action PlanYes

Identifiers

NID IDND00391
Federal IDND00391
More InfoState Dam Safety Program

Nearby Dams

Upper Turtle River Flood Ret. 8 7.0 mi Significant Upper Turtle R.fld.ret. 7 7.3 mi Low Halverson Dam; Vernon 8.0 mi Low Grand Forks Co Com. 1 8.5 mi Low Kolding Dam 8.7 mi Significant 8.9 mi Low Upper Turtle River Flood Ret. 5 9.8 mi High 11.1 mi Low 11.2 mi Low Little Goose Dam 11.9 mi Low