Lanman Gss No 1

TR-S FORK CHAMBERS CREEK· Johnson, Texas· Built 1981· Earth· 21 ft tall

Key Takeaway

Lanman Gss No 1 is classified as low hazard in Texas. It was completed in 1981 and is 45 years old. Its primary use is recreation.

Physical Details

Dam Height 21 ft (taller than 38.8% in TX)
Dam Length652 ft
Dam TypeEarth
Max Storage68 acre-ft
Normal Storage52 acre-ft
Surface Area0 acres
Drainage Area0 sq mi
Year Completed1981 (45 years old)
NID IDTX06199

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: No

Ownership

GERALD LANMAN

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lanman Gss No 1?

Lanman Gss No 1 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 Lanman Gss No 1?

Lanman Gss No 1 is owned by GERALD LANMAN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lanman Gss No 1 built?

Lanman Gss No 1 was completed in 1981, making it 45 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 Lanman Gss No 1?

Lanman Gss No 1 serves the following purposes: Recreation, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lanman Gss No 1?

Lanman Gss No 1 has a dam height of 21 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.