History in Structure

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Western Weir on the River Clywedog

A Grade II Listed Building in Coedpoeth (Coed-poeth), Wrexham

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Latitude: 53.0382 / 53°2'17"N

Longitude: -3.0476 / 3°2'51"W

OS Eastings: 329852

OS Northings: 349508

OS Grid: SJ298495

Mapcode National: GBR 73.DQ5P

Mapcode Global: WH88Y.5W0P

Plus Code: 9C5R2XQ2+7X

Entry Name: Western Weir on the River Clywedog

Listing Date: 8 December 1995

Last Amended: 8 December 1995

Grade: II

Source: Cadw

Source ID: 16558

Building Class: Industrial

Location: 750m approx W of Bersham village, immediately E of Offa's Dyke

County: Wrexham

Community: Coedpoeth (Coed-poeth)

Community: Esclusham

Locality: Bersham

Traditional County: Denbighshire

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History: The weir was probably constructed c1750 by Isaac Wilkinson, as part of a water power system possibly serving a small mine in the vicinity.


A high vertical weir, built on a slight curve. Roughly coursed and squared rubble, with remains of retaining wall surviving to N.

Reasons for Listing

Listed as a well-preserved example of a mid C18 weir, and as part of the extensive water-power systems developed on the River Clywedog during the C18 in association with industrial development in the surrounding areas.

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Other nearby listed buildings

  • II Dairy at Plas Power
    To W of and uphill from the Game Larder whcih adjoins the site ofof Plas Power house; close to the SE corner of the walled garden.
  • II Game Larder at Plas Power
    Immediately to SW of the site of Plas Power house, adjoining brick wall that formerly bordered the service courtyard.
  • II Bridge, Gates and Railings at Bersham Lodge
    Immediately W of Bersham Lodge, and marking the entrance to the former S entrance to Plas Power Park, 500m approx. W of Plas Power Chapel.
  • II Bersham Lodge
    Alongside the by-road running W from Bersham village, close to the River Clywedog, 500m approx. W of Plas Power Chapel.
  • II Bath House in Plas Power Park
    In woodland immediately S of the stables in Plas Power Park.
  • II Ice-House at Plas Power
    Remotely sited, set into a man-made bank on the edge of woodland close to Offa's Dyke; to NW of site of Plas Power house and to E of Garden Cottages.
  • II Stable Block at Plas Power
    Plas Power Estate lies NW of Bersham and SE of Coedpoeth; the stables are near the southern end of the park and reached 1km along N drive off A525. They lie immediately to the NW of the drive.
  • II Caeau Weir
    On the River Clywedog, close to Caeau Bridge, 400m approx. W of Plas Power Chapel

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