Guidestone at SW 907648 is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 12 May 1988. A 19th century Guidestone.

Guidestone at SW 907648

WRENN ID
vacant-soffit-woodpecker
Grade
II
Local Planning Authority
Cornwall
Constituency
North Cornwall MP: Ben Maguire (LD)
Country
England
Date first listed
12 May 1988
Type
Guidestone
Period
19th century
Address
Guidestone at SW 907648, St. Columb Major
OS grid reference
SW 907 647
Coordinates
50.44553, -4.9488
Source
Historic England listing

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

Description

This is a 19th-century guidestone located in St Columb Major. It is a painted granite monolith, approximately 70 centimetres high, and has a roughly hewn, triangular shape. The guidestone features carved and painted lettering in sans-serif upper case, along with directional arrows pointing to various locations: Mawgan, St Columb, Whitewater, Denzell, St Merryn, St Ervan, and St Eval.

Local climate

Guidestone at SW 907648 receives an average of 920 mm of rain a year. This makes it wetter than 70% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 85% of listed buildings.

It experiences an average of 9 freeze-thaw cycles a year, fewer than 91% of listed buildings. Of these, 4 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 sale records on file
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  • 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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