Cracker is an earth dam located in Pondera County, Montana, built in 1915. It carries a Significant hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 800 ft long, taller than 80% of U.S. dams with a recorded height. 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 Cracker
The primary purpose of Cracker is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Thomas Mccracken (private). It impounds the Tr-dry Fork Marias River near Ledger.
The dam stands 35 feet tall and stretches 800 feet across, and has a maximum storage capacity of 166 acre-feet. Completed in 1915, the structure is over a century old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Montana |
| County | Pondera |
| Nearest City | Ledger |
| River/Stream | Tr-dry Fork Marias River |
| Coordinates | 48.26290, -111.76490 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 800 ft |
| Year Completed | 1915 (111 years old) |
Storage & Hydraulics
| NID Storage | 166 acre-ft |
| Max Storage | 166 acre-ft |
| Normal Storage | 127 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Thomas Mccracken |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03507 |
| Federal ID | MT03507 |
| More Info | State Dam Safety Program |