Piggery at Ystumcegid is a Grade II listed building in the Gwynedd local planning authority area, Wales. First listed on 30 March 1999. Agricultural building.

Piggery at Ystumcegid

WRENN ID
stranded-barrel-marsh
Grade
II
Local Planning Authority
Gwynedd
Constituency
Dwyfor Meirionnydd MP: Liz Saville Roberts (PC)
Country
Wales
Date first listed
30 March 1999
Type
Agricultural building
Address
Piggery at Ystumcegid, Dolbenmaen
OS grid reference
SH 497 424
Coordinates
52.95799, -4.23862
Source
Cadw listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The piggery at Ystumcegid is a Grade II listed building constructed from rubble stone, with some boulders, and topped with a slate roof. It features a low food preparation area consisting of two bays that face into the domestic yard. This section includes a door, a small paned window, and a gable stack. The rear wall of the southeast bay is supported by two piers, which create three openings above the floor. Each opening has sloping boarded bottoms and is sheltered by an extension of the roof, allowing access directly above the feeding troughs of the sties. The pig accommodation is located in a parallel-roofed structure, with the two buildings connected by cross walls. A central walkway with gates separates each pen, ensuring that the feeding trough is positioned at the far end of the run from each of the four pig sties.

Local climate

Piggery 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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Nearby listed buildings

  1. Ystumcegid Grade II 17 m
  2. Outhouse at Ystumcegid Grade II 33 m
  3. Farm Building and Granary at Ystumcegid Grade II 40 m
  4. Ty-newydd Farmhouse Grade II 1.1 km
  5. Washhouse Building at Plas Dolbenmaen Grade II 1.1 km
  6. Plas Dolbenmaen Grade II 1.2 km
  7. NW Range of Farm Buildings at Plas Dolbenmaen Grade II 1.2 km
  8. NE Range of Farm Buildings at Plas Dolbenmaen Grade II 1.2 km
  9. Pont Dolbenmaen Grade II 1.2 km
  10. Lychgate to the Church of St Mary Grade II 1.2 km