Stillwater Hertzler Tailings Dam

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateMontana
CountyStillwater
Coordinates45.45061, -109.78758

Physical Characteristics

Storage & Hydraulics

NID Storage460 acre-ft
Max Storage460 acre-ft
Normal Storage153 acre-ft
Surface Area532 acres

Ownership & Safety

PurposeTailings
OwnerSTILLWATER MINING CO
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection02/09/2021
Emergency Action PlanYes

Identifiers

NID IDMT03991
Federal IDMT03991
More InfoState Dam Safety Program

Nearby Dams

Stillwater Nye Tailings Dam 6.2 mi High Ernie Hudson 10.1 mi Low Has A Name 13.5 mi Low Re-regulating 14.3 mi Low Rosann Rosanna Dana 14.4 mi Low East Boulder Tailings Dam 14.9 mi High