Tmpa Gibbons Creek Mine Dam Sp-64

TR-SULPHUR CREEK· Grimes, Texas· Built 1995· Earth· 21 ft tall
Low Hazard Tailings Local Government

Key Takeaway

Tmpa Gibbons Creek Mine Dam Sp-64 is classified as low hazard in Texas. It was completed in 1995 and is 31 years old. Its primary use is tailings.

Physical Details

Dam Height 21 ft (taller than 38.8% in TX)
Dam Length1,200 ft
Dam TypeEarth
Max Storage68 acre-ft
Normal Storage6 acre-ft
Surface Area11 acres
Drainage Area0 sq mi
Year Completed1995 (31 years old)
NID IDTX07044

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: Yes
Regulatory Agency: TCEQ

Ownership

TEXAS MUNICIPAL POWER AGENCY

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Tmpa Gibbons Creek Mine Dam Sp-64?

Tmpa Gibbons Creek Mine Dam Sp-64 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 Tmpa Gibbons Creek Mine Dam Sp-64?

Tmpa Gibbons Creek Mine Dam Sp-64 is owned by TEXAS MUNICIPAL POWER AGENCY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Tmpa Gibbons Creek Mine Dam Sp-64 built?

Tmpa Gibbons Creek Mine Dam Sp-64 was completed in 1995, making it 31 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 Tmpa Gibbons Creek Mine Dam Sp-64?

Tmpa Gibbons Creek Mine Dam Sp-64 serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Tmpa Gibbons Creek Mine Dam Sp-64?

Tmpa Gibbons Creek Mine Dam Sp-64 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.