About us
Water Level - 21st September - 48.6%
Current water storage levels in the Hafren Dyfrdwy region are at 48.6% 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 | 44.1 | 345 | ||
| Ty Mawr | 606 | 49.4 | 300 | ||
| Cae Llwyd | 176 | 26.0 | 46 | ||
| PENDINAS & LLYN CYFYNWY | 578 | 48.4 | 280 | ||
| Pendinas | 283 | 45.5 | 129 | ||
| Llyn Cyfynwy | 296 | 51.2 | 151 | ||
| NANT Y FFRITH | 103 | 0.0 | 0 | ||
| PEN Y CAE UPPER | 102 | 50.7 | 52 | ||
| PEN Y CAE LOWER | 39 | 100.0 | 39 | ||
| MARCHWIEL | 139 | 95.0 | 132 | ||
| TOTALS | 1743 | 48.6 | 848 | ||
| LLYN CLYWEDOG | 49936 | 46.5 | 23220 | Not used directly to supply our customers |