Halfway Retaining Pit   Be the first to submit input for Halfway Retaining Pit. If you have info on Halfway Retaining Pit, Phillips County, Montana please submit it here to improve this web site.          These outdoors activities are available near Halfway Retaining Pit.   Camp Grounds Near Halfway Retaining Pit: Fourchette Creek Campground, Phillips County, 9 miles away Devils Creek Campground, Garfield County, 10 miles away