Black Diamond Mkt - MARATHON
5620 Bristol Hwy, Piney Flats TN
423-737-6067
Ethanol-free octane ratings: 90
GPS coordinates: N 36.43470 W 82.30770 (entered by Steven Taylor)
Updated by Gary Schulz, April 28, 2020 14:09 CDT
10% ethanol on all pumps
Updated by Jonathan Lathbury, February 12, 2020 6:27 CST
Updated name and address.
Updated by Steven Taylor, February 12, 2020 2:55 CST
Actually corrected the error.
Updated by Steven Taylor, February 12, 2020 2:52 CST
Corrected address
Posted by Steven Taylor, February 12, 2020 2:50 CST
E10 93,89,87 octane and Diesel as well as ""90 REC" ethanol free.