NWCRO is responsible for rescue incidents in the mines and caves of North Wales, namely the old counties of Gwynedd and Clwyd. There are only a handful of sporting caves, mainly near Mold and Wrexham, the most prominent of which are:
There are also numerous metal and slate mines dotted about all over North Wales. The more prominent mining areas are:
Members of the NWCRO are drawn from 4 local clubs which are, in alphabetical order:
NWCRO also welcomes individual team members who have an interest in the area. There are two underground practice meets and a number of surface techniques meets every year.