Hatfield Branch Detention Dam
Key Takeaway
Hatfield Branch Detention Dam is classified as high hazard in Texas. It was completed in 1986 and is 40 years old. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 13 ft (taller than 10.2% in TX) |
| Dam Length | 677 ft |
| Dam Type | Earth |
| Max Storage | 155 acre-ft |
| Normal Storage | 31 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,900 cfs |
| Year Completed | 1986 (40 years old) |
| NID ID | TX07344 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
CITY OF DALLAS
Local Government
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Low Hazard 9 ftFrequently Asked Questions
What is the hazard classification of Hatfield Branch Detention Dam?
Hatfield Branch Detention Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Hatfield Branch Detention Dam?
Hatfield Branch Detention Dam is owned by CITY OF DALLAS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hatfield Branch Detention Dam built?
Hatfield Branch Detention Dam was completed in 1986, making it 40 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
How tall is Hatfield Branch Detention Dam?
Hatfield Branch Detention Dam has a dam height of 13 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 Hatfield Branch Detention Dam last inspected?
Hatfield Branch Detention Dam was last inspected on June 21, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.