The source of the Pasha is in Lake Pashozero in Tikhvinsky District in the northeast of Leningrad Oblast. The river flows southwest, accepts the Kapsha from the right, and close to the village of Novoye Selo turns north.
The origin of the Pasha is in Lake Pashozero, situated within Tikhvinsky District on the northeastern part of Leningrad Oblast. The river flows southwest, incorporates the Kapsha from its right side, and near the village of Novoye Selo shifts north.