Silver Lake Dam - Dover

SAINT JONES RIVER· Kent, Delaware· Built 1944· Gravity· 17 ft tall
High Hazard Recreation Local Government

Key Takeaway

Silver Lake Dam - Dover is classified as high hazard in Delaware. It was completed in 1944 and is 82 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 17 ft (taller than 75.6% in DE)
Dam Length630 ft
Dam TypeGravity
Max Storage1.8K acre-ft
Normal Storage1.4K acre-ft
Surface Area71 acres
Drainage Area31 sq mi
Max Discharge5,000 cfs
Year Completed1944 (82 years old)
NID IDDE00031

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: No
Last Inspection: May 19, 2022
State Regulated: Yes
Regulatory Agency: DNREC

Ownership

CITY OF DOVER

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Silver Lake Dam - Dover?

Silver Lake Dam - Dover is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Silver Lake Dam - Dover?

Silver Lake Dam - Dover is owned by CITY OF DOVER (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Silver Lake Dam - Dover built?

Silver Lake Dam - Dover was completed in 1944, making it 82 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 Silver Lake Dam - Dover?

Silver Lake Dam - Dover serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Silver Lake Dam - Dover?

Silver Lake Dam - Dover has a dam height of 17 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 Silver Lake Dam - Dover last inspected?

Silver Lake Dam - Dover was last inspected on May 19, 2022. 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.