Grasmere North Dam
Significant HazardPoor ConditionEmergency Action Plan: Not Required
Location
| State | Idaho |
| County | Owyhee |
| Nearest City | HIGHWAY 51 |
| River/Stream | RATTLESNAKE CREEK MARYS CREEK |
| Coordinates | 42.36340, -115.90890 |
Physical Characteristics
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 1,520 ft |
| Year Completed | 1936 (90 years old) |
Storage & Hydraulics
| NID Storage | 657 acre-ft |
| Normal Storage | 657 acre-ft |
| Surface Area | 86 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 55 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 08/27/2020 |
| Emergency Action Plan | Not Required |