Lopez
| Dam Name | Lopez |
| River | Arroyo Grande Creek |
| Administration City | California |
| Country | United States |
| Year | 1969 |
| Dam Height | 51 |
| Dam Length | 341 |
| Area(Sqkm) | 2.4 |
| Area(Polygonal) | 2.4 |
| Capital Expenditure | 64.8 |
| Depth(M) | 27 |
| Avg Displacement Of Water | 644 |
| Catchment Area In Sqkm | 178 |
| Main Usage | Irrigation |
| Status | 2: Good |
| Longitude | -120.487083 |
| Latitude | 35.19125 |
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