Swelstad, Jack

TRIB TO S BR PENBENOWAN RIVER· Marinette, Wisconsin· 21 ft tall
Low Hazard Private

Key Takeaway

Swelstad, Jack is classified as low hazard in Wisconsin.

Physical Details

Dam Height 21 ft (taller than 63.7% in WI)
Max Storage555 acre-ft
Normal Storage158 acre-ft
Surface Area30 acres
Drainage Area1 sq mi
Max Discharge194 cfs
NID IDWI01227

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

Emergency Action Plan: Yes
Last Inspection: November 25, 2013
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Swelstad, Jack

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Swelstad, Jack?

Swelstad, Jack is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Swelstad, Jack?

Swelstad, Jack is owned by Swelstad, Jack (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

How tall is Swelstad, Jack?

Swelstad, Jack has a dam height of 21 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Swelstad, Jack last inspected?

Swelstad, Jack was last inspected on November 25, 2013. Inspection dates indicate when a formal review occurred, not the results of that inspection.

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.