Four Horns
| Dam Name | Four Horns |
| River | Big Plum Coulee |
| Administration City | Montana |
| Country | United States |
| Year | 1932 |
| Dam Height | 14 |
| Dam Length | 351 |
| Area(Sqkm) | 2.7 |
| Area(Polygonal) | 2.7 |
| Capital Expenditure | 37 |
| Depth(M) | 13.7 |
| Avg Displacement Of Water | 59 |
| Catchment Area In Sqkm | 37 |
| Main Usage | Irrigation |
| Status | 2: Good |
| Longitude | -112.699583 |
| Latitude | 48.347083 |
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