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

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Deeside Slateworks is a post-medieval and modern water supply, drainage, and water power system located in Denbighshire, Wales. The site reflects the industrial development of the Dee valley and demonstrates the engineering infrastructure required to support slate quarrying and processing operations in the region. The system dates from the post-medieval period through to modern times, incorporating channels, sluices, and associated hydraulic features designed to harness water power and manage water drainage across the industrial landscape. As a scheduled ancient monument under Cadw protection, it represents an important survival of the industrial heritage associated with Welsh slate extraction industries.

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 water supply, drainage, and water power system located in Denbighshire, Wales. 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 Britain.

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).

Aubrey Research

Generate a full report for this location

Aubrey generates in-depth historical research for any address in Britain — drawing on scheduled monument data, Domesday records, Roman heritage, PAS finds and medieval history to reveal the complete story of a landscape.

Research the area around Deeside Slateworks