Every named river in the Adirondack Park — the Hudson, the Moose, the Raquette, the Sacandaga, and the rivers that drain the High Peaks.
Rock River flows through the western flank of the Town of Indian Lake — a tributary system that drains toward the Cedar River Flow and eventually the Hudson watershed, though its exact course and put-in points remain outside the well-documented paddle routes of the region. The name appears on older USGS quads but rarely in contemporary paddling or fishing reports, which suggests limited recreational pressure and possibly limited access from public land or road crossings. Without species data or established access, it's a footnote in the drainage map rather than a destination — the kind of water that shows up when you're studying topology, not planning a trip. If you're already in the Indian Lake area with a mind to explore secondary tributaries, local knowledge at the town offices or the Indian Lake outfitters will clarify what, if anything, is worth the effort.