Eastern Grazing Assn No4
Key Takeaway
Eastern Grazing Assn No4 is classified as low hazard in South Dakota. It was completed in 1967 and is 59 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 25 ft (taller than 57.4% in SD) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 45 acre-ft |
| Normal Storage | 30 acre-ft |
| Max Discharge | 720 cfs |
| Year Completed | 1967 (59 years old) |
| NID ID | SD00453 |
Safety Information
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?
Ownership
EASTERN GRAZING ASSN NO.4
Private
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Eastern Grazing Assn No4?
Eastern Grazing Assn No4 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 Eastern Grazing Assn No4?
Eastern Grazing Assn No4 is owned by EASTERN GRAZING ASSN NO.4 (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Eastern Grazing Assn No4 built?
Eastern Grazing Assn No4 was completed in 1967, making it 59 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 Eastern Grazing Assn No4?
Eastern Grazing Assn No4 serves the following purposes: 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 Eastern Grazing Assn No4?
Eastern Grazing Assn No4 has a dam height of 25 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.