Outhouse at Ystumcegid is a Grade II listed building in the Gwynedd local planning authority area, Wales. First listed on 30 March 1999. Outhouse.
Outhouse at Ystumcegid
- WRENN ID
- tangled-flue-summer
- Grade
- II
- Local Planning Authority
- Gwynedd
- Constituency
- Dwyfor Meirionnydd MP: Liz Saville Roberts (PC)
- Country
- Wales
- Date first listed
- 30 March 1999
- Type
- Outhouse
- Address
- Outhouse at Ystumcegid, Dolbenmaen
- OS grid reference
- SH 497 423
- Coordinates
- 52.9577, -4.23854
- Source
- Cadw listing
Description
The outhouse at Ystumcegid is a Grade II listed building constructed from local stone rubble, with some areas rendered. It features an old slate roof and consists of two bays. The front has one stable-type door and one boarded door, suggesting it was used to house selected animals. Inside, the space is undivided and has a single central truss with straight sawn rafters that spring from the wall, supported by an applied collar.
Local climate
Outhouse at Ystumcegid sits in one of the wettest parts of the UK, with an average of 1,550 mm of rain a year. This makes it wetter than 99% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 99% of listed buildings.
It experiences an average of 20 freeze-thaw cycles a year, fewer than 79% of listed buildings. Of these, 8 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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