Impoundment No. 3
Impoundment No. 3 is a dam located in Jefferson County, Alabama. It carries a Significant hazard potential classification.
About Impoundment No. 3
Impoundment No. 3 is a dam in Jefferson, Alabama. The dam is owned by Jim Walter Resources, Inc. (private).
The dam stands 80 feet tall.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
At 80 feet, this dam is taller than 97% of all dams in the United States.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Data note: Hazard potential describes the consequences if a dam failed; it does not predict the likelihood of failure. Inspection, condition, and emergency-plan fields can be incomplete or delayed. Check state dam-safety officials and local emergency managers for official guidance.
Significant HazardNot Rated ConditionEmergency Action Plan: No
Location
| State | Alabama |
| County | Jefferson |
| Nearest City | Graysville |
| Coordinates | 33.63970, -87.03340 |
Physical Characteristics
| NID Height | 80 ft |
| Dam Height | 80 ft |
Ownership & Safety
| Owner | JIM WALTER RESOURCES, INC. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Emergency Action Plan | No |
Identifiers
| NID ID | AL83456 |
| Federal ID | AL83456 |
| More Info | State Dam Safety Program |
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