Former Mill, Derrychier Road, Derrychier, Dungiven, Co Londonderry is a listed building in the Causeway Coast and Glens local planning authority area, Northern Ireland. Mill.

Former Mill, Derrychier Road, Derrychier, Dungiven, Co Londonderry

WRENN ID
graven-barrel-spring
Grade
Local Planning Authority
Causeway Coast and Glens
Constituency
East Londonderry MP: Mr Gregory Campbell (DUP)
Country
Northern Ireland
Type
Mill
Irish grid reference
C 661 080
Coordinates
54.91535, -6.96848
Source
NI Environment Agency listing

Also on this page: radon risk · weather exposure · detailed attributes ↓

Description

The site contains the remains of an early 19th century corn and tuck mill. The mill race remains in use, driving a contemporary electric turbine. The former L-shaped mill is now ruinous, with much of the walls still standing but overgrown. It is presumed that the former mill wheel was located on the millrace side and may have been external to the building. The mill race, along with remains of a flume, is extant; however, the millrace now runs in a pipe to cross under Derrychier Road to drive the turbine, housed within a small, contemporary hut containing the control gear for the electricity generated. This electricity is used by the owner, whose farmhouse is situated a short distance away on the Glenshane Road. The millrace is complete with sluices and overflows, extending through fields from a weir on the Owenbeg River. An Ordnance Survey map from 1830 indicates a corn and tuck mill, including a mill race, at this location. Ordnance Survey Memoirs from 1833-34 refer to a 13-foot diameter breast-fed water wheel powering a flax mill. The site is of industrial archaeological interest.

Local climate

Former Mill, Derrychier Road, Derrychier, Dungiven, Co Londonderry sits in a wetter-than-average part of the UK, with an average of 1,070 mm of rain a year. This makes it wetter than 86% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 62% of listed buildings.

It experiences an average of 35 freeze-thaw cycles a year, more than 56% of listed buildings. Of these, 23 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.2°C per decade since 1991.

Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.

More on this building

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  • No EPC on record for this property
  • No sale records on file
  • No related consent applications matched
  • Detailed attributes — period, style, materials, features
  • No flood data for this area
  • Radon risk assessment
  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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Nearby listed buildings

  1. Derrychier Bridge, Derrychier Road, Derrychier, Dungiven, Co Londonderry Grade B2 167 m
  2. Standing Stones, Glenshane Road, Derrychier, Dungiven, Co Londonderry 967 m
  3. The Old Rectory, Glenshane Road, Dungiven, Co Londonderry, BT47 Grade B+ 1.0 km
  4. The Old Rectory – Outbuildings, Glenshane Road, Dungiven, Co Londonderry 1.1 km
  5. Templemoyle Old Church site, Banagher Road, Templemoyle, Dungiven, Co Londonderry 1.1 km
  6. Owenbeg Bridge, Foreglen Road, Dungiven, Co Londonderry Grade B2 1.3 km
  7. Carnanbane Bridge, Carnanbane Road, Dungiven, Co Londonderry Grade B2 1.5 km
  8. Banagher Church of Ireland, Feeny Road, Rallagh, Dungiven, Co Londonderry Grade B+ 1.7 km
  9. Former Teacher’s House, 4 Rallagh Road, Dungiven, Co Londonderry, BT47 4TT 1.8 km
  10. Stone Cross, Carnanbane Road, Carnanbane TD, Dungiven, Co Londonderry Grade Record Only 1.9 km