Based in the Mid and West Wales region of Scotland.
The SO13 10 square kilometre grid intersects with the settlements of Aberllynfi,Bochrwyd,Bochrwyd / Boughrood,Bronllys,Felindre,Llyswen,Talgarth,Trefecca & Y Clas-ar-Wy.
SO13 is within the post towns of Brecon, Brecknockshire, Builth Wells, Brecknockshire & Hereford, Herefordshire.
The square is within Powys - Powys council.
The SO13 national grid square measures 10 km by 10 km and has an area of 1,000 kilometres squared.
The technical term for a 10 km map square is a Hectad.
When this 10 km square is divided into a grid 10 by 10 it gives the next size of grid square. This unit is called a Monad and measures 1km square. 100 monads fit in a 10km square.
Out of the monads generated from square SO13, 523 are land and -423 are sea. Sea squares are disregarded on this site as they contain no land features.
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Corner | Latitude | Longitude | Easting | Northing |
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South West Corner | 51.961177 | -3.313892 | 310000 | 230000 |
South East Corner | 51.961177 | -3.165756 | 320000 | 230000 |
North West Corner | 52.052596 | -3.313892 | 310000 | 240000 |
North East Corner | 52.052596 | -3.165756 | 320000 | 240000 |