About Us
Water Level - 4th September - 67.0%
Current water storage levels in the Hafren Dyfrdwy region are at 67.0% 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 | 57.0 | 446 | ||
| Ty Mawr | 606 | 73.5 | 446 | ||
| Cae Llwyd | 176 | 0.0 | 0 | Building a new spillway. | |
| PENDINAS & LLYN CYFYNWY | 578 | 67.5 | 391 | ||
| Pendinas | 283 | 73.4 | 208 | ||
| Llyn Cyfynwy | 296 | 61.9 | 183 | ||
| NANT Y FFRITH | 103 | 100.0 | 103 | ||
| PEN Y CAE UPPER | 102 | 94.2 | 96 | ||
| PEN Y CAE LOWER | 39 | 0.0 | 0 | ||
| MARCHWIEL | 139 | 95.4 | 132 | ||
| TOTALS | 1743 | 67.0 | 1167 |
||
| LLYN CLYWEDOG | 49936 | 97.3 | 48588 | Not used directly to supply our customers |