Flathead County Stormwater Retention Pond

TR-STILLWATER RIVER· Flathead, Montana· Built 1999· Earth·
Significant Hazard Flood Risk Reduction Irrigation Local Government

Key Takeaway

Flathead County Stormwater Retention Pond is classified as significant hazard in Montana. It was completed in 1999 and is 27 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam TypeEarth
Max Storage70 acre-ft
Drainage Area0 sq mi
Year Completed1999 (27 years old)
NID IDMT03844

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
State Regulated: Yes
Regulatory Agency: DNRC

Ownership

FLATHEAD COUNTY SOLID WASTE DEPT.

Local Government

Nearby Dams

Whitefish Sewage Lagoon

Flathead, MT

Low Hazard 9 ft

Cedar Creek

Flathead, MT

High Hazard 86 ft

Frequently Asked Questions

What is the hazard classification of Flathead County Stormwater Retention Pond?

Flathead County Stormwater Retention Pond is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Flathead County Stormwater Retention Pond?

Flathead County Stormwater Retention Pond is owned by FLATHEAD COUNTY SOLID WASTE DEPT. (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Flathead County Stormwater Retention Pond built?

Flathead County Stormwater Retention Pond was completed in 1999, making it 27 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Flathead County Stormwater Retention Pond?

Flathead County Stormwater Retention Pond serves the following purposes: Flood Risk Reduction, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.