Milepost is a Grade II listed building in the Snowdonia National Park local planning authority area, Wales. First listed on 4 November 1999. Milepost. 1 related planning application.
Milepost
- WRENN ID
- spare-chamber-saffron
- Grade
- II
- Local Planning Authority
- Snowdonia National Park
- Constituency
- Dwyfor Meirionnydd MP: Liz Saville Roberts (PC)
- Country
- Wales
- Date first listed
- 4 November 1999
- Type
- Milepost
- Address
- Milepost, Dinas Mawddwy, Mawddwy, Gwynedd, SY20 9LX
- OS grid reference
- SH 848 154
- Coordinates
- 52.72473, -3.70651
- Source
- Cadw listing
Description
The milepost is made of cast iron and is painted white with a black base. It has a triangular shape that is open at the back and wider at the top, featuring a sloping front gusset. The raised and painted lettering on the left side reads "DINAS / MAWDDWY / 1" and on the right side it reads "DOLGELLEY / 9".
Local climate
Milepost sits in one of the wettest parts of the UK, with an average of 1,240 mm of rain a year. This makes it wetter than 93% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 87% of listed buildings.
It experiences an average of 47 freeze-thaw cycles a year, more than 88% of listed buildings. Of these, 26 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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- Full EPC report — heating system, energy costs, size, glazing, construction etc.
- No sale records on file
- Related listed building consents — 1 application
- 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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