Scheduled MonumentsWalesDeeside Slateworks
Post Medieval/Modern · Water Power System

Deeside Slateworks

Denbighshire, Wales
Cadw SAM DE246
Period
Post Medieval/Modern
Site type
Water Power System
Broad class
Water Supply and Drainage
Nation
Wales
Boundary

Scheduled area

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Overview

History & significance

Deeside Slateworks is a post-medieval and modern industrial site in Denbighshire, Wales, associated with slate quarrying and processing operations that developed from the eighteenth century onwards. The site demonstrates the integration of water power and water management systems essential to slate working, utilising local water sources to drive machinery and facilitate drainage of the quarry workings. The physical remains reflect the technological developments of the slate industry during the nineteenth and twentieth centuries, including infrastructure for harnessing water power and managing the substantial volumes of water generated by extraction processes. As a scheduled ancient monument, the site preserves evidence of the industrial heritage and engineering solutions characteristic of Welsh slate production during its period of commercial operation.

Deeside Slateworks is a scheduled monument protected by Cadw under reference DE246. View the official record →

About this monument

Questions & answers

What is Deeside Slateworks?

Deeside Slateworks is a post-medieval and modern industrial site in Denbighshire, Wales, associated with slate quarrying and processing operations that developed from the eighteenth century onwards. It is designated a Scheduled Ancient Monument by Cadw under reference DE246.

What period does Deeside Slateworks date from?

Deeside Slateworks dates from the post medieval/modern period, and is classified as a water power system. It is one of over 32,000 scheduled monuments protected across the UK.

Who is responsible for protecting Deeside Slateworks?

Deeside Slateworks is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is DE246.

What other scheduled monuments are near Deeside Slateworks?

Several scheduled monuments lie within 10 km, including Two Cairns North of Plasnewydd (1.8 km), Owain Glyndwr's Mount (2.4 km), Wilderness Round Barrows (2.9 km).

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