Terrace and retaining walls at Glan Gwna Hall is a Grade II listed building in the Gwynedd local planning authority area, Wales. First listed on 21 July 1999. Terrace.
Terrace and retaining walls at Glan Gwna Hall
- WRENN ID
- leaning-cupola-root
- Grade
- II
- Local Planning Authority
- Gwynedd
- Constituency
- Dwyfor Meirionnydd MP: Liz Saville Roberts (PC)
- Country
- Wales
- Date first listed
- 21 July 1999
- Type
- Terrace
- Address
- Terrace and retaining walls at Glan Gwna Hall, Caeathro, Waunfawr
- OS grid reference
- SH 501 620
- Coordinates
- 53.13445, -4.24067
- Source
- Cadw listing
Description
The stone-paved terrace at Glan Gwna Hall runs the full length of the north-west elevation and wraps around to the front elevation. It is supported by rubblestone revetment walling and features a round-arched stone balustrade with globe finials on square piers. Access to the terrace is provided by a flight of steps located at the north-west corner of the house.
Local climate
Terrace and retaining walls at Glan Gwna Hall sits in one of the wettest parts of the UK, with an average of 1,380 mm of rain a year. This makes it wetter than 97% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 98% of listed buildings.
It experiences an average of 25 freeze-thaw cycles a year, fewer than 73% of listed buildings. Of these, 12 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°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
- Flood risk assessment
- 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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Similar buildings
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- 3 Terrace, Balustrade and Steps Immediately to North East of Brogyntyn Hall with Attached Gate Piers, Gates and Ha Ha Wall
- 4 Garden Terrace to S and E of Plas Tan y bwlch
- 5 Balustraded Upper Terrace to West of Condover Hall with Urns, Bastion Garden House and 2 Flights of Steps to Lower Terrace
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