Ffynnon Cawrdaf is a Grade II listed building in the Gwynedd local planning authority area, Wales. First listed on 8 February 1999. Well house.
Ffynnon Cawrdaf
- WRENN ID
- eternal-minaret-jackdaw
- Grade
- II
- Local Planning Authority
- Gwynedd
- Constituency
- Dwyfor Meirionnydd MP: Liz Saville Roberts (PC)
- Country
- Wales
- Date first listed
- 8 February 1999
- Type
- Well house
- Address
- Ffynnon Cawrdaf, Abererch, Pwllheli, Llannor
- OS grid reference
- SH 391 375
- Coordinates
- 52.91108, -4.3928
- Source
- Cadw listing
Description
Ffynnon Cawrdaf is a small rectangular well house built into the hillside, offering views over Criccieth Bay. Internally, it measures approximately 2 meters by 1 meter and is constructed of brindle brick with a slate roof featuring angled clayware ridges. The building is open to the southeast, facing a stream where the overflowing waters run.
Inside, the well house consists solely of a rectangular basin, and the walls have been limewashed.
Local climate
Ffynnon Cawrdaf sits in one of the wettest parts of the UK, with an average of 1,670 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 4 freeze-thaw cycles a year, fewer than 98% of listed buildings. Of these, 1 follows 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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