Lake Morski Oko Dam

Rockaway River-TR· Morris, New Jersey· Built 1953· Earth· 12 ft tall
Low Hazard Recreation Private

Key Takeaway

Lake Morski Oko Dam is classified as low hazard in New Jersey. It was completed in 1953 and is 73 years old. Its primary use is recreation.

Physical Details

Dam Height 12 ft (taller than 31.2% in NJ)
Dam Length385 ft
Dam TypeEarth
Normal Storage54 acre-ft
Surface Area10 acres
Drainage Area0 sq mi
Year Completed1953 (73 years old)
NID IDNJ00665

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
Last Inspection: December 6, 2021
State Regulated: Yes
Regulatory Agency: NJDEP

Ownership

Preston Lake Estates Homeownerd Assn.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Morski Oko Dam?

Lake Morski Oko 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 Lake Morski Oko Dam?

Lake Morski Oko Dam is owned by Preston Lake Estates Homeownerd Assn. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Morski Oko Dam built?

Lake Morski Oko Dam was completed in 1953, making it 73 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 Lake Morski Oko Dam?

Lake Morski Oko Dam 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 Lake Morski Oko Dam?

Lake Morski Oko Dam has a dam height of 12 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 Lake Morski Oko Dam last inspected?

Lake Morski Oko Dam was last inspected on December 6, 2021. 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.