Castle Rock
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Wisconsin |
| County | Adams |
| Nearest City | Wisconsin Dells |
| River/Stream | Wisconsin River |
| Coordinates | 43.86330, -89.95670 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 38 ft |
| Dam Height | 34 ft |
| Dam Length | 18,700 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 175,000 acre-ft |
| Max Storage | 175,000 acre-ft |
| Normal Storage | 136,000 acre-ft |
| Surface Area | 16,640 acres |
| Drainage Area | 6,845 sq mi |
| Max Discharge | 326,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Wisconsin River Power Company |
| Owner Type | Public Utility |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/10/2022 |
| Emergency Action Plan | Yes |