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Gauge House at Claerwen Reservoir

A Grade II Listed Building in Llanwrthwl, Powys

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Latitude: 52.2581 / 52°15'29"N

Longitude: -3.6584 / 3°39'30"W

OS Eastings: 286900

OS Northings: 263510

OS Grid: SN869635

Mapcode National: GBR 9B.ZV6Z

Mapcode Global: VH5CT.JHSS

Plus Code: 9C4R785R+6J

Entry Name: Gauge House at Claerwen Reservoir

Listing Date: 14 November 2000

Last Amended: 14 November 2000

Grade: II

Source: Cadw

Source ID: 24387

Building Class: Water Supply and Drainage

Location: Below Claerwen dam on the W side of the stone-lined channel.

County: Powys

Community: Llanwrthwl

Community: Llanwrthwl

Locality: Elan Valley

Traditional County: Brecknockshire

Tagged with: Architectural structure

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Claerwen Reservoir was built by the City of Birmingham Water Department 1948-52. The consulting engineers were Sir William Halcrow & Partners. The contractor was Edmund Nuttall Sons & Co of London.


Small single-storey building of coursed, rock-faced reconstituted stone and the flat roof concealed behind a projecting coping course. A boarded door is on the E side, above which is a bronze plaque with raised lettering commemorating the inauguration of Claerwen Reservoir in October 1952 by Queen Elizabeth II. The side walls have small metal-framed windows incorporating top-hung casements.

Reasons for Listing

Listed for group value with the Claerwen dam.

External Links

External links are from the relevant listing authority and, where applicable, Wikidata. Wikidata IDs may be related buildings as well as this specific building. If you want to add or update a link, you will need to do so by editing the Wikidata entry.

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