Vyrnwy
| Dam Name | Vyrnwy |
| River | Vyrnwy |
| Near City | Welshpool |
| Administration City | Wales |
| Country | United Kingdom |
| Year | 1892 |
| Dam Height | 26 |
| Dam Length | 335 |
| Area(Sqkm) | 4 |
| Area(Polygonal) | 4 |
| Capital Expenditure | 59.7 |
| Depth(M) | 14.9 |
| Avg Displacement Of Water | 2176 |
| Catchment Area In Sqkm | 73 |
| Main Usage | Recreation |
| Status | 2: Good |
| Longitude | -3.457917 |
| Latitude | 52.76625 |
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