There aren’t many approaches in the IFR system that let a pilot fly an instrument procedure that doesn’t terminate on land, but this one does. This approach brings a pilot to the northern port of Rangeley Lake in Maine.
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![Rangeley Lake Seaplane Base (M57) RNAV (GPS)-C Keith Deschambeault has leased Rangeley Lake Seaplane Base since 2007 and uses it for his commercial operations. [Credit: Keith Deschambeault]](https://tbh.express/wp-content/uploads/2026/08/Rangeley-Lake-Seaplane-Base-M57-RNAV-GPS-C-768x511.jpeg)