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DNRC Headquarters
1539 Eleventh Ave. Helena, MT 59601
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Dam Safety

The Dam Safety Program regulates the construction, operation and maintenance of Montana's dams to protect life and property from damages due to failure. The dam safety program also provides training and outreach to dam owners and engineers, and assists with emergency preparedness activities.

Is Your Dam Above Homes, Highways, or Other Structures?

Information for
Dam Owners     For Dam Owners

Permitting Your
Existing Dam  

 Permitting Your Existing Dam

Rules and

Rules and Regulations

Construction and Repair of  Dams

Proposing to
Build a New Dam

Building a New Dam 

Proposing to Repair
an Existing Dam

Repair Existing Dam

Construction Permit Design
Review Process

Design Review Process

Complaints, Emergencies and Tools for Dam Safety

Filing a Dam
Safety Complaint

Dam Safety Complaint

Planning for a
Dam Emergency

Emergency Action Plans

Cool Tools for
Dam Safety

Cool Tools

Dam Safety Publications, Videos, Bulletins and News

View Publications


Design Review Toolboxes (June 2021)

 ASDSO Dam Owner Academy Videos (2021)

Western Dam Engineering Technical Note (July, 2021)


  Is Your Dam Above Homes

Introduction to the Montana Dam Safety Program

Introduction to the Montana Dam Safety Program

Dam Safety Technical Resources

Technical Notes

Technical Notes

Other Dam Safety

Technical References


Quick Access: Forms and Templates

Dam Owner Inspections

Engineer Inspections

Contact Dam Safety
Dam Safety
DNRC Water Resources
1424 9th Avenue
PO Box 201601
Helena, MT 59620-1601


Bureau Chief
(406) 444-6816

Michele Lemieux, PE
Dam Safety Program Manager / Civil Engineer
(406) 444-6613

Chadrick Hill 
Civil Engineering Specialist
(406) 444-1358

Havre Regional Office
(406) 265-5516

Sam Johnson, PE, CFM
Billings Regional Office
(406) 247-4423

Larry Schock, CFM
Missoula Regional Office
(406) 542-5885

Marc Pitman, PE, CFM
Kalispell  Regional Office
(406) 752-2713

Sterling Sundheim, CFM
Lewistown Regional Office
(406) 538-7459

Helena/Bozeman Regional Office
(406) 556-4508