Apple River
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Wisconsin |
| County | St. Croix |
| Nearest City | Stillwater, MN |
| River/Stream | Apple River |
| Coordinates | 45.15780, -92.71600 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 668 acre-ft |
| Max Storage | 668 acre-ft |
| Normal Storage | 668 acre-ft |
| Surface Area | 52 acres |
| Drainage Area | 555 sq mi |
| Max Discharge | 9,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Northern States Power Co |
| Owner Type | Public Utility |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/24/2022 |
| Emergency Action Plan | Yes |