Calvert Mine Spc-4 Dam
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Texas |
| County | Robertson |
| River/Stream | TR-BIG WILLOW CREEK |
| Coordinates | 31.10443, -96.64649 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 1,820 ft |
| Year Completed | 1991 (35 years old) |
Storage & Hydraulics
| NID Storage | 159 acre-ft |
| Max Storage | 159 acre-ft |
| Normal Storage | 72 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 3,182 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Tailings |
| Owner | WALNUT CREEK MINING COMPANY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 05/08/2002 |
| Emergency Action Plan | Not Required |