Jackson #1
Significant Hazard ConditionEmergency Action Plan: Not Required
Location
| State | Montana |
| County | Madison |
| Nearest City | TWIN BRIDGES |
| River/Stream | WISCONSIN CREEK |
| Coordinates | 45.58081, -112.09969 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 202 ft |
| Year Completed | 1924 (102 years old) |
Storage & Hydraulics
| NID Storage | 38 acre-ft |
| Normal Storage | 38 acre-ft |
| Surface Area | 4 acres |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | UNKNOWN |
| Owner Type | Not Listed |
| Hazard Classification | Significant |
| Last Inspection | 07/16/2014 |
| Emergency Action Plan | Not Required |