Branchville Reservoir Dam

Dry Brook· Sussex, New Jersey· Built 1934· Earth· 22 ft tall
Significant Hazard Water Supply Local Government

Key Takeaway

Branchville Reservoir Dam is classified as significant hazard in New Jersey. It was completed in 1934 and is 92 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 22 ft (taller than 79.5% in NJ)
Dam Length690 ft
Dam TypeEarth
Normal Storage21 acre-ft
Surface Area4 acres
Drainage Area1 sq mi
Year Completed1934 (92 years old)
NID IDNJ00009

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: Yes
Last Inspection: November 11, 2022
State Regulated: Yes
Regulatory Agency: NJDEP

Ownership

Borough of Branchville

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Branchville Reservoir Dam?

Branchville Reservoir Dam 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 Branchville Reservoir Dam?

Branchville Reservoir Dam is owned by Borough of Branchville (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Branchville Reservoir Dam built?

Branchville Reservoir Dam was completed in 1934, making it 92 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 Branchville Reservoir Dam?

Branchville Reservoir Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Branchville Reservoir Dam?

Branchville Reservoir Dam has a dam height of 22 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 Branchville Reservoir Dam last inspected?

Branchville Reservoir Dam was last inspected on November 11, 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.