Pend Oreille Mine Nw Tailings Dam

Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateWashington
CountyPend Oreille
River/StreamOffstream - Pend Oreille R.
Coordinates48.88272, -117.35124

Physical Characteristics

Dam TypeEarth
NID Height67 ft
Dam Length800 ft
Year Completed2003 (23 years old)

Storage & Hydraulics

NID Storage2,900 acre-ft
Max Storage2,900 acre-ft
Normal Storage2,700 acre-ft
Surface Area3 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeTailings
OwnerTeck Washington Incorporated
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection08/01/2024
Emergency Action PlanYes

Identifiers

NID IDWA00640
Federal IDWA00641S001
More InfoState Dam Safety Program

Nearby Dams

Pend Oreille Mine Ne Tailings Dam 0.2 mi Significant Metaline Falls Wastewater Lagoon No 3 1.4 mi Significant Sullivan Lake 4.1 mi High Boundary 7.2 mi High Vaagen Mitigation Control Structure 7.2 mi Low Dad's Lake Dam 10.4 mi High Ione Mill Pond 10.4 mi Low D1 Big Meadow Lake Dam 14.4 mi Significant