Lopez Martin J

TR-NORTH CANADIAN RIV· Oklahoma, Oklahoma· Built 1965· Earth· 15 ft tall
Low Hazard Recreation Private

Key Takeaway

Lopez Martin J is classified as low hazard in Oklahoma. It was completed in 1965 and is 61 years old. Its primary use is recreation.

Physical Details

Dam Height 15 ft (taller than 1% in OK)
Dam Length370 ft
Dam TypeEarth
Max Storage73 acre-ft
Normal Storage25 acre-ft
Max Discharge880 cfs
Year Completed1965 (61 years old)
NID IDOK12232

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: May 20, 2002
State Regulated: Yes
Regulatory Agency: OWRB

Ownership

FOY O HAWKINS CECIL & JEANETTA WEEKS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lopez Martin J?

Lopez Martin J 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 Lopez Martin J?

Lopez Martin J is owned by FOY O HAWKINS CECIL & JEANETTA WEEKS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lopez Martin J built?

Lopez Martin J was completed in 1965, making it 61 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 Lopez Martin J?

Lopez Martin J 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 Lopez Martin J?

Lopez Martin J has a dam height of 15 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 Lopez Martin J last inspected?

Lopez Martin J was last inspected on May 20, 2002. 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.