Calvert Mine Spc-31 Dam
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Texas |
| County | Robertson |
| River/Stream | TR-BIG WILLOW CRREK |
| Coordinates | 31.09731, -96.64032 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 2,200 ft |
| Year Completed | 1996 (30 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 696 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | WALNUT CREEK MINING COMPANY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 06/15/2004 |
| Emergency Action Plan | Not Required |