From Logan Lake proceed north on highway 97D for 15.5 km. Turn right onto the Surrey-Sussex Lake Road. Follow this road to about 7.75 km, going through the tunnel underneath the Coquihalla highway 5. Turn right and drive this road to Surrey Lake. Continue south along the shoreline past Surrey Lake for 2.5 kms until arriving at Sussex Lake. This is a narrow, rough road and is best suitable for 4 x 4 vehicles not towing anything.
From Kamloops drive south along highway 5 until exit #336 swing right and proceed onto highway 97D and then drive 6.7 kms and turn left onto the Surrey-Sussex Lake Road. Follow the same directions as per the above.