Heart Of The West - CONOCO
632 Main St, Hill City SD
605-574-9001
Ethanol-free octane ratings: 85
GPS coordinates: N 43.92606 W 103.57720 (located from address)
Updated by von, October 11, 2017 8:51 CDT
abbrev
Updated by Sean, April 26, 2016 12:13 CDT
Still there still clear 85
Posted by Carl Young, November 11, 2015 10:22 CST
Purchased E0 85 octane on October 1, 2015.