Rand Creek drains into the Templeton River, which in turn drains to the Columbia. It is a small stream, stream order 3 (position 3 on a 1-to-6+ scale where 1 is a headwater trickle and 6+ is a full river), with a median channel width of about 1.6 m (narrow), a median gradient of about 0.42% (gentle) and a peak mean annual discharge of roughly 0.062 m³/s (very low flow) across the 8 mapped segments that make up the creek. The Steamboat Mountain fish habitat inventory crew walked from reach 1 up to reach 4 without finding any barrier to fish movement, and classified reaches 4 and 5 as suitable habitat from channel conditions even without direct fish observations there.
The wider Columbia basin is a recognized priority area for at-risk aquatic species, with habitat loss, reduced water quality and quantity, barriers and invasive species named as the main basin-scale pressures, so treating small, cold tributaries like this one carefully matters beyond the creek itself.