Willow Creek Reservoir Fishing Access SiteGibson Reservoir Rd, Augusta MT 59410 · MT FWP · single public launch (~5 mi NW of Augusta, Gibson Reservoir Rd), free access, max trailer 38 ft; drawn down for irrigation — low-water access degrades late summer. verified live 2026-06-28.
Willow Creek Reservoir is a 1,530-acre reservoir in Montana, completed in 1911, managed by USBR (Great Plains) / MT FWP. Live pool elevation comes from USBR's RISE catalog. The main public launch is Willow Creek Reservoir Fishing Access Site at Gibson Reservoir Rd, Augusta MT 59410.