Zimmerman Retention Dam #1
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Montana |
| County | Petroleum |
| Nearest City | MOSBY |
| River/Stream | FLATWILLOW CK./MUSSELSHELL RIV |
| Coordinates | 46.80431, -108.61192 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 19 ft |
| Dam Length | 179 ft |
| Year Completed | 2003 (23 years old) |
Storage & Hydraulics
| NID Storage | 103 acre-ft |
| Max Storage | 103 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | DOI BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 11/09/2019 |
| Emergency Action Plan | Not Required |