Tannahill Winnie G.
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Oklahoma |
| County | Harper |
| Nearest City | FREEDOM |
| River/Stream | TR-TRADERS CR |
| Coordinates | 36.68983, -99.29654 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 500 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 110 acre-ft |
| Max Storage | 110 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 3 acres |
| Max Discharge | 790 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | MCALLISTER RANCH LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/12/2011 |
| Emergency Action Plan | Not Required |