Waterhouse Dam

Tr- Dutch Creek· Washington, Iowa· Built 1999· Earth· 34 ft tall
Low Hazard Private

Key Takeaway

Waterhouse Dam is classified as low hazard in Iowa. It was completed in 1999 and is 27 years old.

Physical Details

Dam Height 34 ft (taller than 67.4% in IA)
Dam Length446 ft
Dam TypeEarth
Max Storage293 acre-ft
Normal Storage147 acre-ft
Surface Area17 acres
Drainage Area1 sq mi
Max Discharge0 cfs
Year Completed1999 (27 years old)
NID IDIA03442

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: No
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

Dan Waterhouse

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Waterhouse Dam?

Waterhouse Dam 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 Waterhouse Dam?

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

When was Waterhouse Dam built?

Waterhouse Dam 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.

How tall is Waterhouse Dam?

Waterhouse Dam has a dam height of 34 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.

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.