Bersham Colliery Engine House and Winding Gear

The North Wales Coalfield comprises the Flintshire Coalfield in the north and the

Denbighshire Coalfield The Denbighshire Coalfield in the historic county of Denbighshire in north-east Wales is one of the smaller British coalfields. It extends from near Caergwrle in the north, southwards through Wrexham, Ruabon and Rhosllannerchrugog to Chirk in th ...

in the south. It extends from

Point of Ayr :''There are two other similarly named points in the British Isles: Point of Ayre, Isle of Man and Point of Ayre, Orkney, Scotland.'' Point of Ayr ( cy, Y Parlwr Du) is the northernmost point of mainland Wales. It is situated immediately t ...

in the north, through the

Wrexham Wrexham ( ; cy, Wrecsam; ) is a city and the administrative centre of Wrexham County Borough in Wales. It is located between the Welsh mountains and the lower Dee Valley, near the border with Cheshire in England. Historically in the count ...

area to Oswestry in

Shropshire Shropshire (; alternatively Salop; abbreviated in print only as Shrops; demonym Salopian ) is a landlocked historic county in the West Midlands region of England. It is bordered by Wales to the west and the English counties of Cheshire to ...

in the south. A much smaller area on

Anglesey Anglesey (; cy, (Ynys) Môn ) is an island off the north-west coast of Wales. It forms a principal area known as the Isle of Anglesey, that includes Holy Island across the narrow Cymyran Strait and some islets and skerries. Anglesey island ...

where coal was formerly mined is not usually considered to form a part of the coalfield, although it is geographically in the

North Wales North Wales ( cy, Gogledd Cymru) is a region of Wales, encompassing its northernmost areas. It borders Mid Wales to the south, England to the east, and the Irish Sea to the north and west. The area is highly mountainous and rural, with Snowdonia N ...

region.

History

In north Wales, the Flintshire manors of

Ewloe Ewloe (; cy, Ewlo, ) is a village and electoral ward in the community of Hawarden in Flintshire, Wales. It is situated close to the Flintshire/ Cheshire sector of the Wales-England border. The A55 expressway passes through Ewloe and its mos ...

, Hopedale, and

Mostyn Mostyn is a village and community in Flintshire, Wales, and electoral ward lying on the estuary of the River Dee, located near the town of Holywell. It has a privately owned port that has in the past had a colliery and ironworks and was invo ...

and the Denbighshire manor of Brymbo were recorded as making profits from trading coal during the 14th and 15th centuries. By 1593, coal was exported from ports on the Dee estuary. Trade developed swiftly and by 1616, the principal collieries were at

Bagillt Bagillt (; ) is a market town and community in Flintshire, Wales. The town overlooks the Dee Estuary and is between the towns of Holywell and Flint. At the 2001 Census the population was recorded as 3,918, increasing to 4,165 at the 2011 census ...

, Englefield, Leaderbrook, Mostyn, Uphfytton and Wepre. Most were horizontal

adit An adit (from Latin ''aditus'', entrance) is an entrance to an underground mine which is horizontal or nearly horizontal, by which the mine can be entered, drained of water, ventilated, and minerals extracted at the lowest convenient level. Adit ...

s or shallow bell pits, although a few were sufficiently large to have accumulations of water and ventilation problems. In the Denbighshire Coalfield, the areas of Chirk, Ruabon and Wrexham became heavily industrialised and exploited large deposits of iron, coal and clay. The last pit here, the

Bersham Colliery Bersham Colliery was a large coal mine located near Rhostyllen in Wrexham County Borough, Wales. The mine accessed seams found in the Denbighshire Coalfield. History The Wrexham area in the 19th Century was highly industrialised. At the peak t ...

closed in 1986 when it became uneconomic.

Geography

The North Wales Coalfield is divided into the Flintshire Coalfield to the north and the nearly contiguous

to the south. The Flintshire Coalfield extends from the

in the north, through

Connah's Quay Connah's Quay ( cy, Cei Connah), known locally as "The Quay" and formerly known as Wepre, is a town and community in Flintshire, lying within the Deeside conurbation along the River Dee, near the border with England. It is the largest town in ...

Caergwrle Caergwrle () is a village in the county of Flintshire, in north east Wales. Approximately from Wrexham and situated on the A541 road, it is contiguous with the villages of Abermorddu and Hope, though in parts Caergwrle and Hope are separated by ...

in the south and under the

Dee Estuary The Dee Estuary ( cy, Aber Dyfrdwy) is a large estuary by means of which the River Dee flows into Liverpool Bay. The estuary starts near Shotton after a five-mile (8 km) 'canalised' section and the river soon swells to be several miles ...

to the

Neston Neston is a town and civil parish on the Wirral Peninsula, in Cheshire, England. It is part of the unitary authority of Cheshire West and Chester. The village of Parkgate is located to the north west and the villages of Little Neston and Nes ...

area of the

Wirral Peninsula Wirral (; ), known locally as The Wirral, is a peninsula in North West England. The roughly rectangular peninsula is about long and wide and is bounded by the River Dee to the west (forming the boundary with Wales), the River Mersey to ...

. The Denbighshire Coalfield extends from near

in the north, to

, Ruabon, Rhosllannerchrugog and Chirk in the south, a small part extending into

in the Oswestry area.

References

{{coord missing, Clwyd Coal mining in Wales Geography of Flintshire Coal mining regions in England Coal mining regions in Wales