Mansilla
| Dam Name | Mansilla |
| River | Najerilla |
| Near City | Mansilla |
| Administration City | La Rioja |
| Country | Spain |
| Year | 1960 |
| Dam Height | 80 |
| Dam Length | 209 |
| Area(Sqkm) | 1.9 |
| Area(Polygonal) | 1.9 |
| Capital Expenditure | 67.7 |
| Depth(M) | 35.6 |
| Avg Displacement Of Water | 1777 |
| Catchment Area In Sqkm | 243 |
| Main Usage | Irrigation |
| Status | 2: Good |
| Longitude | -2.914583 |
| Latitude | 42.157083 |
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