Tanny Armstrong Dam
Low HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | Michigan |
| County | Chippewa |
| Nearest City | None |
| River/Stream | Trib Little Munuscong River |
| Coordinates | 46.28000, -84.33333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 1,100 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 227 acre-ft |
| Max Storage | 227 acre-ft |
| Normal Storage | 112 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 2 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Chippewa-Ottawa Resource Authority |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/02/2019 |
| Emergency Action Plan | Not Required |