Roaring Brook is a tributary of Hunlock Creek in Luzerne County, Pennsylvania, in the United States. It is approximately 5.0 miles (8.0 km) long and flows through Ross Township and Hunlock Township. The watershed of the stream has an area of 6.17 square miles (16.0 km2). It has one named tributary, which is known as Lewis Run. Additionally, a dammed pond known as Harris Pond is located at the stream's headwaters. The Roaring Brook Swamp, which is listed as a Locally Significant Area on the Luzerne County Natural Areas Inventory, is also located in the watershed.

Hunlock Creek is a tributary of the Susquehanna River in Luzerne County, Pennsylvania, in the United States. It is approximately 7.8 miles (12.6 km) long and flows through Lehman Township and Hunlock Township. The watershed of the creek has an area of 32.5 square miles (84 km2) and is situated in northwestern Luzerne County. It has one named tributary, which is known as Roaring Brook, and a number of unnamed and unofficially named tributaries, such as "West Branch Hunlock Creek".