About us
Water Level - 27th November - 82.6%
Current water storage levels in the Hafren Dyfrdwy region are at 82.6% of capacity
For a more detailed breakdown of water storage levels across all of our reservoirs please view the table of information below:
| Reservoir | Capacity (MI) | Current Storage (%) | Current Storage (MI) | Comment | |
|---|---|---|---|---|---|
| TY MAWR & CAE LLWYD | 782 | 77.6 | 606 | ||
| Ty Mawr | 606 | 100.0 | 606 | ||
| Cae Llwyd | 176 | 0.0 | 0 | Building a new spillway. | |
| PENDINAS & LLYN CYFYNWY | 578 | 86.0 | 497 | ||
| Pendinas | 283 | 82.6 | 234 | ||
| Llyn Cyfynwy | 296 | 89.1 | 263 | ||
| NANT Y FFRITH | 103 | 100.0 | 103 | ||
| PEN Y CAE UPPER | 102 | 100.0 | 102 | ||
| PEN Y CAE LOWER | 39 | 0.0 | 0 | ||
| MARCHWIEL | 139 | 95.3 | 132 | ||
| TOTALS | 1743 | 82.6 | 1441 | ||
| LLYN CLYWEDOG | 49936 | 86.2 | 43045 | Not used directly to supply our customers |