Twin Parks 8

TROUT CREEK· Iowa, Wisconsin· Built 1963· Earth· 33 ft tall
Low Hazard Debris Control Flood Risk Reduction Local Government

Key Takeaway

Twin Parks 8 is classified as low hazard in Wisconsin. It was completed in 1963 and is 63 years old. Its primary use is debris control.

Physical Details

Dam Height 33 ft (taller than 86.3% in WI)
Dam Length637 ft
Dam TypeEarth
Max Storage970 acre-ft
Normal Storage0 acre-ft
Surface Area0 acres
Drainage Area9 sq mi
Max Discharge212 cfs
Year Completed1963 (63 years old)
NID IDWI00361

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: June 2, 2015
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Iowa County

Local Government

Nearby Dams

Twin Parks 9

Iowa, WI

Low Hazard 33 ft

Twin Parks 10

Iowa, WI

Low Hazard 32 ft

Twin Parks 7

Iowa, WI

High Hazard 38 ft

Twin Parks 6

Iowa, WI

Low Hazard 26 ft

Twin Parks 3

Iowa, WI

Low Hazard 33 ft

Twin Parks 4

Iowa, WI

Low Hazard 31 ft

Twin Parks 12

Iowa, WI

Low Hazard 37 ft

Cox Hollow Number Two

Iowa, WI

High Hazard 55 ft

Frequently Asked Questions

What is the hazard classification of Twin Parks 8?

Twin Parks 8 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 Twin Parks 8?

Twin Parks 8 is owned by Iowa County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Twin Parks 8 built?

Twin Parks 8 was completed in 1963, making it 63 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 Twin Parks 8?

Twin Parks 8 serves the following purposes: Debris Control, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Twin Parks 8?

Twin Parks 8 has a dam height of 33 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 Twin Parks 8 last inspected?

Twin Parks 8 was last inspected on June 2, 2015. 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.