Hollecker is an earth dam located in Dawson County, Montana, built in 1964. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 320 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Hollecker
The primary purpose of Hollecker is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Dawson County (local government). It impounds the Offstream near Glendive.
The dam stands 24 feet tall and stretches 320 feet across, and has a maximum storage capacity of 86 acre-feet. Completed in 1964, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 05/28/2003. That was over 23 years ago.
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Location
| State | Montana |
| County | Dawson |
| Nearest City | Glendive |
| River/Stream | Offstream |
| Coordinates | 47.12930, -104.72640 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 320 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 86 acre-ft |
| Max Storage | 86 acre-ft |
| Normal Storage | 54 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Dawson County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/28/2003 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00461 |
| Federal ID | MT00461 |
| More Info | State Dam Safety Program |