# POET Biorefining - Groton LLC ethanol plant, Groton, SD

POET Biorefining - Groton LLC fuel ethanol plant, Groton, SD. 68 million gallons a year (4,436 b/d), #124 of 189 U.S. plants (EIA). 10 fuel terminals within 150 miles, 9 with ethanol handling on record; 8 other plants within 100 miles.

- Capacity: 68 million gallons/year (4,436 b/d), EIA As of January 1, 2026
- Rank: #124 of 189 U.S. fuel ethanol plants; 16 plants in SD
- Position: EIA ethanol plant layer (Jan 2023)

## Fuel terminals within 150 miles
- NuStar Pipeline Operating Partnership L.P. - Aberdeen, SD (T-46-SD-3550), Aberdeen, SD — 18.6 mi, ethanol per operator — https://thinkingonenergy.com/supply/terminal/T-46-SD-3550/
- Magellan Pipeline Company, L.P. (T-46-SD-3555), Watertown, SD — 64.5 mi, ethanol per operator — https://thinkingonenergy.com/supply/terminal/T-46-SD-3555/
- NuStar Pipeline Operating Partnership L.P. - Wolsey, SD (T-46-SD-3556), Wolsey, SD — 76 mi, ethanol per operator — https://thinkingonenergy.com/supply/terminal/T-46-SD-3556/
- NuStar Pipeline Operating Partnership L.P. - Jamestown, ND (T-45-ND-3503), Jamestown, ND — 101.2 mi, ethanol per operator — https://thinkingonenergy.com/supply/terminal/T-45-ND-3503/
- NuStar Pipeline Operating Partnership L.P. - Jamestown, ND (T-45-ND-3502), Jamestown, ND — 106 mi — https://thinkingonenergy.com/supply/terminal/T-45-ND-3502/
- Magellan Pipeline Company, L.P. (T-45-ND-3501), West Fargo, ND — 115.4 mi, ethanol per operator — https://thinkingonenergy.com/supply/terminal/T-45-ND-3501/
- NuStar Pipeline Operating Partnership L.P.- Moorhead, MN (T-41-MN-3400), Moorhead, MN — 118 mi, ethanol per operator — https://thinkingonenergy.com/supply/terminal/T-41-MN-3400/
- Magellan Pipeline Company, L.P. (T-41-MN-3414), Marshall, MN — 133.2 mi, ethanol per operator — https://thinkingonenergy.com/supply/terminal/T-41-MN-3414/
- Magellan Pipeline Company, L.P. (T-41-MN-3412), Alexandria, MN — 136.1 mi, ethanol per operator — https://thinkingonenergy.com/supply/terminal/T-41-MN-3412/
- Magellan Pipeline Company, L.P. (T-46-SD-3554), Sioux Falls, SD — 147.5 mi, ethanol per operator — https://thinkingonenergy.com/supply/terminal/T-46-SD-3554/

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Source: Thinking On Energy Supply Explorer — https://thinkingonenergy.com/supply/ethanol/ethanol-poet-biorefining-groton-llc-groton-sd/
Built from published FERC pipeline tariffs, EIA-820, the IRS Terminal Control Number list and sourced research. Rates are line-haul only. Cite as: Thinking On Energy, Supply Explorer, 2026-10-22.