Upper Flowage
Low HazardNot Rated ConditionEmergency Action Plan: Yes
Location
| State | Wisconsin |
| County | Washburn |
| Nearest City | NONE |
| River/Stream | CRYSTAL BROOK |
| Coordinates | 45.81007, -91.76474 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 100 ft |
| Year Completed | 1915 (111 years old) |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 30 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 245 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Cargill, Austen |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 06/23/2021 |
| Emergency Action Plan | Yes |