The Monellan Burn, also known as the Creamery Burn, flows into the River Finn very near a hamlet called The Cross, not far from the former site of Monellan Castle, just outside Killygordon. From Castlefin downstream, the river is tidal, becoming deeper towards Strabane. The Finn is  long and together with its tributary the Reelin River, drains a catchment area of 195 square miles.
The Monellan Burn, also known as the Creamery Burn, flows into the River Finn near a hamlet called The Cross, not far from the former site of Monellan Castle, just outside Killygordon. From Castlefin downstream, the river is tidal, becoming deeper towards Strabane. The Finn is  long and together with its tributary the Reelin River, drains a catchment area of 195 square miles.