Walk gw288 Moelwyn Mawr and Moelwyn Bach from Croesor
Superb views and an interesting ruined quarry.
Route outline for walk gw288:
Croesor - Rhosydd Quarry - Bwlch y Rhosydd - Clogwyn Brith - Moel-yr-hydd - Moelwyn Mawr (North Ridge Top) - Moelwyn Mawr - Craigysgafn - Bwlch Stwlan - Moelwyn Bach - Croesor.
Points of Interest/Notes on this walk:
Rhosydd Quarry opened in 1840 and employed some 200 men. Since closing in 1930, the ruined buildings have become dangerous and unstable. Whilst a fascinating place to wander and imagine, best stay out of the buildings and tunnels.
Peak Bagging Statistics for this walk:
![]() 3 Welsh Mountains |
![]() 0 Wainwrights |
![]() 4 Welsh Nuttalls |
![]() 0 Welsh Deweys |
![]() 0 Wainwright Outlying Fells |
![]() 1 Welsh Marilyn |
![]() 0 Bridgets |
Peak Bagging Statistics for this walk:
The highest point of this walk is Moelwyn Mawr at 770m (2527ft). Moelwyn Mawr is classified as a Welsh Mountain (Hewitt) (43rd highest in Wales, 102nd highest in England & Wales). Moelwyn Mawr is also known as a Welsh Nuttall (54th highest in Wales, 126th highest in England & Wales). Moelwyn Mawr is also classified as a Welsh Marilyn (19th highest in Wales, 448th highest in the UK).
Completing this walk will also take you to the top of Moelwyn Bach at 710m (2330ft). Moelwyn Bach is classified as a Welsh Mountain (Hewitt) (64th highest in Wales, 159th highest in England & Wales). Moelwyn Bach is also known as a Welsh Nuttall (83rd highest in Wales, 201st highest in England & Wales).
You will also reach the summit of Craigysgafn at 689m (2261ft). Craigysgafn is also known as a Welsh Nuttall (95th highest in Wales, 241st highest in England & Wales).
Along the way you will also bag Moel-yr-hydd at 648m (2127ft). Moel-yr-hydd is classified as a Welsh Mountain (Hewitt) (104th Wales, 251st Eng & Wal) and a Welsh Nuttall (140th highest in Wales, 335th highest in England & Wales); Moelwyn Mawr (North Ridge Top) at 646m (2120ft).
This walk is on Ordnance Survey Maps:
OS Explorer Maps OL17 & OL18 | |
1:25,000 scale (Orange Covers) |
|
OS Landranger Map 115 & 124 | |
1:50,000 scale (Pink Covers) |
Some Photos and Pictures from Walk gw288 Moelwyn Mawr and Moelwyn Bach from Croesor
In no particular order . . .

Cnicht (centre) and Cnicht (North Top) (right) from the lower slopes of Moelwyn Bach

Cnicht and Cnicht (North Top) with The Snowdon Range beyond from Moelwyn Mawr

Moel-yr-hydd, Llyn Stwlan, Tanygisiau Dam and Blaenau Ffestiniog from Craigysgafn

The north-west ridge of Molewyn Mawr (left) with Cnicht, Cnicht (North Top) and Ysgafell Wen (far right) across Cwm Croesor and Clogwyn Brith from the summit of Moelwyn Mawr

Descent path from Moelwyn Bach to Bwlch Stwlan with Llyn Stwlan below right

Cnicht and Cnicht (North Top) across Cwm Croesor from the summit of Moelwyn Mawr

Moelwyn Bach, Bwlch Stwlan, Craigysgafn and Moelwyn Mawr from near Rhosydd Quarry

Croseor with The Moel Hebog mountains beyond from the summit of Craigysgafn

Moelwyn Bach, Bwlch Stwlan, Craigysgafn, Moelwyn Mawr and Moelwyn Mawr (North Ridge Top) (far right) from the col below Moel-yr-hydd

Moel-yr-hydd, Llyn Stwlan, Tanygisiau Dam and Blaenau Ffestiniog from Craigysgafn

Tanygrisiau Reservoir (bottom left), Llyn Trawsfynydd and Moel Ysgyfarnogod (distance right) from the summit of Moel-yr-hydd
. . . see just 10 walk photos from Walk gw288 Moelwyn Mawr and Moelwyn Bach from Croesor
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