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Cof Cymru: National Historic Assets of Wales · Wales

Octagonal building at Lower Neuadd Reservoir

Llanfrynach, Powys, Wales

A Grade II listed building in Neuadd, Brecon, Llanfrynach, Powys, designated on 28 July 2005.

Ordnance Survey six-inch map, 2nd edition (1888–1913) covering the location of Octagonal building at Lower Neuadd Reservoir, Llanfrynach, Powys, with a pin at the register's coordinates
Ordnance Survey six-inch map, 2nd edition (1888–1913), covering this location. Courtesy of the National Library of Scotland. The pin is ours, placed from the register's coordinates.

The record

Designation
Listed building, Grade II
Broad class
Water Supply and Drainage
Date of designation
28 July 2005
Locality
Neuadd
Town
Brecon
Community
Llanfrynach
Unitary authority
Powys
Country
Wales
Coordinates
51.85198, -3.40800
Cadw reference
84832

Slide toward Today to fade the historical sheet and see the modern map underneath.

David Rumsey Map Collection, Stanford Libraries

5 historical maps cover this location, the earliest the 1636 map "Cornubia : Devonia, Somersetus, Dorcestria, Wiltonia, Glocestria ..." (David Rumsey Map Collection, Stanford Libraries).

Historical maps covering this location

  • 1636 · Cornubia : Devonia, Somersetus, Dorcestria, Wiltonia, Glocestria ... (David Rumsey Map Collection, Stanford Libraries)
  • 1830 · V.3:11-15:XV. Britisches Reich. A. Kon: England. b. Frstenthum Wales: Shire: 37-40 (David Rumsey Map Collection, Stanford Libraries)
  • 1856 · 42. Brecon. (David Rumsey Map Collection, Stanford Libraries)
  • 1898 · 231 Merthyr Tydfil (Hills) (David Rumsey Map Collection, Stanford Libraries)
  • 1901 · Sheet 14. (David Rumsey Map Collection, Stanford Libraries)

Get directions ↗

This record in Cadw's own full report ↗

Cadw's description

Situated just S of the dam at Lower Neuadd Reservoir.

Building associated with the Lower Neuadd reservoir built c. 1900 for the Merthyr Tydfil Urban District Council.

Reservoir building, rock-faced squared stone with cemented roof. Square tower with chamfered corners, corbelled parapet and recessed octagonal roof to centre chimney. Pink stone with some sandstone ashlar. Two storeys. Front has large arched doorway, blocked, with pink stone voussoirs, and first floor has 3-light ashlar mullioned window. parapet has a small raised shouldered pediment over the window. Right side has a blocked 3-light mullioned window below and a blocked roundel above. Parapet coping is stepped up.

Not available for inspection.

Included for its special interest as a water-industry building of definite quality and character.

Nearby in the register

Other entries of the same register within about three miles of this one, by straight line.

Designated Historic Asset GIS Data, The Welsh Historic Environment Service (Cadw), 2026-09-07, licensed under the Open Government Licence http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/ Cadw, the Welsh Historic Environment Service · Open Government Licence v3.0
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