Fly Ash Disposal Cell B

POND DRAW· Sweetwater, Wyoming· Built 2003· Earth· 16 ft tall
Low Hazard Other Private

Key Takeaway

Fly Ash Disposal Cell B is classified as low hazard in Wyoming. It was completed in 2003 and is 23 years old. Its primary use is other.

Physical Details

Dam Height 16 ft (taller than 13.2% in WY)
Dam Length3,300 ft
Dam TypeEarth
Max Storage194 acre-ft
Normal Storage194 acre-ft
Surface Area16 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed2003 (23 years old)
NID IDWY02345

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: November 13, 2019
State Regulated: Yes
Regulatory Agency: SEO,DEQ

Ownership

TATA CHEMICALS NORTH AMERICA

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Fly Ash Disposal Cell B?

Fly Ash Disposal Cell B 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 Fly Ash Disposal Cell B?

Fly Ash Disposal Cell B is owned by TATA CHEMICALS NORTH AMERICA (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Fly Ash Disposal Cell B built?

Fly Ash Disposal Cell B was completed in 2003, making it 23 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 Fly Ash Disposal Cell B?

Fly Ash Disposal Cell B serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Fly Ash Disposal Cell B?

Fly Ash Disposal Cell B has a dam height of 16 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 Fly Ash Disposal Cell B last inspected?

Fly Ash Disposal Cell B was last inspected on November 13, 2019. 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.