The source of the Tranquille River are the meltwaters of the southern end of the Silwohiakun Plateau.   A dozen streams flow down the slopes below Porcupine Ridge (6000 feet) and end up In Tranquille Lake.   The river really starts at the lake, but the log starts at the longest stream that flows into the lake. Km 0.0 – Porcupine Meadows … Continue reading…