Port Huron Sga #4
Key Takeaway
Port Huron Sga #4 is classified as low hazard in Michigan. It was completed in 1966 and is 60 years old. Its primary use is other.
Physical Details
| Dam Height | 10 ft (taller than 20.5% in MI) |
| Dam Length | 1,790 ft |
| Dam Type | Earth |
| Max Storage | 180 acre-ft |
| Normal Storage | 126 acre-ft |
| Surface Area | 45 acres |
| Year Completed | 1966 (60 years old) |
| NID ID | MI00811 |
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
MDNR Wildlife
State Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Port Huron Sga #4?
Port Huron Sga #4 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 Port Huron Sga #4?
Port Huron Sga #4 is owned by MDNR Wildlife (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Port Huron Sga #4 built?
Port Huron Sga #4 was completed in 1966, making it 60 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 Port Huron Sga #4?
Port Huron Sga #4 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 Port Huron Sga #4?
Port Huron Sga #4 has a dam height of 10 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 Port Huron Sga #4 last inspected?
Port Huron Sga #4 was last inspected on February 16, 1994. Inspection dates indicate when a formal review occurred, not the results of that inspection.