Onion Basin is a basin located in Gallatin County, Montana. It appears on the Ramshorn Peak USGS 7.5-minute topographic quadrangle. The nearest populated place is Big Sky Canyon Village, approximately 8.1 miles to the WNW.
Gallatin County · Montana
Onion Basin is a basin located in Gallatin County, Montana. It appears on the Ramshorn Peak USGS 7.5-minute topographic quadrangle. The nearest populated place is Big Sky Canyon Village, approximately 8.1 miles to the WNW.