| Ort | Gebiet/Bezirk | m ü.NHN | Breite | Länge |
|---|---|---|---|---|
| Saint Harmon | Wales | 315 | 52.333 | -3.483 |
| Rhostie | Wales | 151 | 52.333 | -4.017 |
| Plynlimon | Wales | 752 | 52.467 | -3.783 |
| Pen-y-gareg Reservoir | Wales | 295 | 52.3 | -3.617 |
| Pant-y-dwr | Wales | 281 | 52.35 | -3.483 |
| Moel y Llyn | Wales | 521 | 52.508 | -3.898 |
| Llangurig | Wales | 278 | 52.406 | -3.606 |
| Llanfihangel-y-creuddyn | Wales | 132 | 52.367 | -3.95 |
| Llanfihangel-geneu’r-glyn | Wales | 53 | 52.467 | -4.017 |
| Llanafan | Wales | 123 | 52.333 | -3.93 |
| Garn Gron | Wales | 541 | 52.233 | -3.847 |
| Bryn Garw | Wales | 519 | 52.233 | -3.717 |
| Gareg-ddu Reservoir | Wales | 255 | 52.267 | -3.6 |
| Foel Fadian | Wales | 564 | 52.544 | -3.729 |
| Elerch | Wales | 187 | 52.46 | -3.939 |
| Dylife | Wales | 373 | 52.532 | -3.679 |
| Dol-y-mynach Reservoir | Wales | 384 | 52.233 | -3.6 |
| Crug Gynon | Wales | 525 | 52.259 | -3.757 |
| Craig-yr-allt gôch Reservoir | Wales | 363 | 52.317 | -3.633 |
| Claerwen Reservoir | Wales | 418 | 52.283 | -3.683 |
