Pembrokeshire Coalfield Pembrokeshire Coalfield The Pembrokeshire Coalfield in West Wales is one of the smallest British coalfields, but continuously worked from the 14th to 20th centuries. The main coalfield extends from Saundersfoot on Carmarthen Bay westwards to Broad Haven on St Brides Bay. A small detached portion of the field is centred on Newgale on St Brides Bay. The coalfield is in effect the westernmost extension of the South Wales Coalfield though it is separated from the main body of that field by Carmarthen. Coal seams within the Pembrokeshire Coalfield are traditionally referred to as veins. The following sequence is recognised in
Pembrokeshire the A477 between Neyland and Pembroke Dock. Large bays are Newport Bay, Fishguard Bay, St Bride's Bay and western Carmarthen Bay. There are several small islands off the Pembrokeshire coast, the largest of which are Ramsey, Grassholm, Skokholm, Skomer and Caldey. There are many known shipwrecks off the Pembrokeshire coast with many more undiscovered. A Viking wreck off The Smalls has protected status. The county has six lifeboat stations, the earliest of which was established in 1822; in 2015 a quarter of all Royal National Lifeboat Institution Welsh rescues took place off the Pembrokeshire coast. Pembrokeshire's diverse range of geological