It is located about 4 km (2.5 mi) south of Temagami North in southeastern Strathy Township.

It then flows adjacent to the Sherman Mine branch line for 1.5 km (0.93 mi), eventually running under the Ontario Northland Railway main line where it flows another 1.5 km (0.93 mi) into Boot Bay of Net Lake.

[1] The floodplain of Johnny Creek is in a low lying trend associated with the Link Lake Deformation Zone.

A diorite dike, thought to have been associated with volcanic activity, is crosscut by these minor shear zones.

This indicates that the dike intruded into the surrounding country rock at least prior to the latest reactivation of the Link Lake Deformation Zone.