Milwr Tunnel

Location
Grid Reference: SJ 222 754

Altitude: 0m

Access
Gated, used as water supply. Normal access is via Olwyn Goch Shaft.

Description
10 mile sea level tunnel driven from Bagillt to Cadole near Mold.

History
Driven between 1897 and 1957 to drain a large number of mines in the Halkyn Mountain and Mold area.