Arnault Branch Mine Dam
High HazardSatisfactory ConditionEmergency Action Plan: No
Location
| State | Missouri |
| County | Washington |
| Nearest City | OLD MINES |
| River/Stream | TRIB-ARNAULT CREEK |
| Coordinates | 38.01640, -90.81378 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 46 ft |
| Dam Height | 46 ft |
| Dam Length | 750 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 582 acre-ft |
| Max Storage | 582 acre-ft |
| Normal Storage | 530 acre-ft |
| Surface Area | 41 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 2,375 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Tailings |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/01/2022 |
| Emergency Action Plan | No |