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What is Ethanol? | Ethanol Facts | Ethanol Process | Benefits of E85
SD E85 Locations |
Can my car use E85?
What is Ethanol?
Ethanol is ethyl alcohol, essentially 200-proof grain alcohol used as a motor fuel. An ethanol plant (production facility or "biorefinery") produces pure fuel-grade ethanol, and then that ethanol is blended in a percentage with gasoline to create a finished motor fuel. A small amount of gasoline is blended into the ethanol at the plant to denature it, or make it unfit for human consumption.
Ethanol Facts
- Truth: Corn Prices have little effect on retail price of food
- Truth: The cost of energy, employee wages and benefits, retail packaging and marketing all have a much larger impact on the price of food than changes in the price of corn.
- Truth: There’s only 6 cents of corn in each gallon of milk.
- Truth: There’s only 19 cents of corn in a steak, and 26 cents in a pork chop.
- Truth: There’s less than 6 cents of corn sweetener in a liter of pop.
- Truth: In the past year, ethanol production (7 billion gallons of it) reduces gas prices by $0.45 per gallon.
- Truth: Without ethanol, food prices would go up , not down.
- Truth: South Dakota producers will harvest more than 559 million bushels of corn in 2007.
- Truth: South Dakota currently has 13 operating ethanol plants.
- Truth: The South Dakota Corn Utilization Council is one of the most active community organizations in South Dakota.
- Ethanol results in fewer greenhouse gas (GHG) emissions than gasoline and is fully biodegradable, unlike some fuel additives.
- In terms of fossil energy, each gallon of ethanol produced from corn today delivers one third or more energy than is used to produce it
- Corn is only one source of ethanol. As we develop new, cost-effective methods for producing biofuels, a significant amount of ethanol will be made from more abundant cellulosic biomass sources.
- Ethanol blends in use today have little impact on fuel economy or vehicle performance
- Ethanol blends in use today have little impact on fuel economy or vehicle performance
- When ethanol first came into use, it was put into older vehicles that had fuel systems that had become varnished over a period of use. Ethanol began to clean the varnish from tanks, fuel lines, and carburetors. This did cause fuel filters to plug. Once the fuel system was clean, this problem was over. Today detergent gasoline's help keep fuel systems clean and, in most cases, ethanol fuel is put into clean fuel systems; therefore, the problem no longer exists. All gasoline's sold today have detergents added to their composition.
- Early on, some elastomers (rubber-like parts) and metal in these fuel system components did deteriorate over time. Very quickly manufacturers changed these fuel system components to be compatible with ethanol fuel. From time to time, this myth begins to circulate again, but it is not true. Today, all vehicle manufacturers, domestic and foreign, approve the use of ethanol fuels.
- Today, fuel vapor pressure is regulated by the EPA with a lower vapor pressure for summer grades of fuel. In this area of the Midwest, ethanol fuel may carry a one pound higher vapor pressure than conventional gasoline. Occasionally, a vehicle may vapor lock on a hot day, but this problem has mostly been eliminated.
- Research indicates an approximate 67% gain in the overall corn-to-ethanol process and use of that ethanol for fuel. Corn yields and processing technologies have improved significantly over the past 20 years and they continue to do so, making ethanol production less and less energy intensive.
- Biofuels burn cleaner than gasoline, resulting in fewer greenhouse gas emissions, and are fully biodegradable, unlike some fuel additives.
- Corn-based ethanol is only one source of biofuel. As we address the technical hurdles associated with the efficient and cost-effective production of biofuels, ethanol will increasingly play a more significant role.
- Ethanol blends in use today have little impact on fuel economy or vehicle performance.
- Each gallon of corn ethanol today delivers as much as 67% more energy than is used to produce it.
- There’s a reason high-powered racing engines run on pure alcohol. It combusts at a lower temperature, keeping the engine cooler. Ethanol, a form of alcohol, in your fuel does the same for your engine.
- Small engine manufactures have made certain that their engines perform with gasoline that contains oxygenates such as ethanol. Fact is, ethanol-blended fuel can be used safely in anything that runs on unleaded gasoline.
- Ethanol has been used as fuel in the United States since at least 1908 with the Ford Model T which could be modified to run on either gasoline or pure alcohol.
- Renewable fuels from today’s technologies using grains and oilseeds are already making a difference for our environment and our economy.
- Grey water (reclaimed from water treatments plants) can and should be used to irrigate crops produced for biofuels.
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Ethanol Process

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Benefits of E85
There are several benefits to using E85. Those benefits include:
- Ethanol, the major component of E85, is a renewable fuel.
- Using E85 helps to reduce greenhouse gas emissions.
- Using E85 helps to reduce dependence on petroleum, and helps create greater diversity in our nation’s energy supplies and sources.
- Using E85 has the ability to help improve vehicle performance because E85 ethanol has a higher octane rating than gasoline which allows for more horsepower and torque.
- Using E85 helps to reduce smog-forming emissions.
- Using E85 can help to support rural communities and the domestic agriculture
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SD E85 Locations
South Dakota
E85 & *Blender Pump Locations |
Airport Travel Center/Cenex
4707 E Hwy. 12
Aberdeen, SD 57401
605-725-9100
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C-Express
2303 SE 6th Ave.
Aberdeen, SD 57401
605-229-5482
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Gas N Goodies Phillips
1106 S 5th St.
Aberdeen, SD 57401
605-226-1944
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Ken's Shell Express
2105 6th Avenue SE
Aberdeen, SD 57401
605-225-3572
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Midway Service
25402 475th Ave. on Hwy 115
Baltic, SD 57003
605-529-5458 |
Britton C-Store
604 Vanderhorck
Britton, SD 57430
605-448-2214 |
Cliff's One Stop
801 Vander Horck Street
Britton, SD 57430
605-448-2331
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BP of Brookings
2420 6th St.
Brookings, SD 57006
605-692-6880
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Schoon's Pump N Pak
202 Main Ave. S
Brookings, SD 57006
605-697-5700 |
Kones Korner
Hwy. 81 and Hwy. 22
Castlewood, SD 57223
605-793-2347 |
Burke Oil
1200 E. King Ave.
Chamberlain, SD 57325
605-734-6905 |
Ampride
200 SD Hwy. 44
Chancellor, SD 57015
605-647-2700 |
*Clark Community Oil/Gas Plus
100 N. Cloud St.
Clark, SD 57225
605-532-3694 |
*Deuel County Cenex
222 3rd Ave. S
Clear Lake, SD 57226
605-874-2428
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Northern Plains Cenex
817 Main St.
Faulkton, SD 57438
605-598-4381
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*BerMac, Inc.
701 Main St.
Faulkton, SD 57438
605-598-6603 |
Country Pride Co-op
803 N Hwy. 81
Freeman, SD 57029
605-925-4254
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Cenex
209 W Hwy. 18
Gregory, SD 57533
605-835-9656
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Ken's Shell Express
4 E US Hwy 12
Groton, SD 57445
605-397-8540 |
*Hamlin County Farmers Co-Op
Redbird Street
Hayti, SD 57241
605-783-3621 |
North Central Farmers Elevator
US Hwy. 83
Herreid, SD 57632
605-437-2415 |
DJ's Travel Center
457 Custer Ave. NE
Huron, SD 57350
605-352-7435 |
West Park Travel Center
2369 Old Hwy. 14
Huron, SD 57350
605-352-3877
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Buffalo Station Sinclair
5 - E Hwy. 12
Ipswich, SD 57451
605-426-6288
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North Central Farmers Elevator & Farm Store
120 5th Ave.
Ipswich, SD 57451
605-426-6021 |
Lake Preston
Farm Supply
101 Main
Lake Preston, SD 57249
605-847-4844
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F & M Cooperative
W Hwy. 34
Madison, SD 57042
605-256-4516
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MidWest Cooperative
102 Bennett
Martin, SD 57551
605-685-6711 |
Mellette Travel Plaza
38620 S Dakota Hwy 20
Mellette, SD 57461
605-887-3364
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Big Stone Co-Op Cenex
901 E 4th Ave
Milbank, SD 57252
605-432-5666
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Stobbs Oil Company
120 SE 3 Ave.
Miller, SD 57362-1701
605-853-2434 |
Cenex C-Store
1000 S. Burr St.
Mitchell, SD 57301
605-996-9632
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Highland Travel Plaza
2160 Highland Way (I-90 & Hwy. 37)
Mitchell, SD 57301
605-995-5091
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Lucky's Gas N More
705 W. Grand Crossing
Mobridge, SD 57601
605-845-3382 |
Goode to Go
1301 Riverdrive
North Sioux City, SD 57049
605-232-4329 |
Cowboy Country Store
1619 N Harrison
Pierre, SD 57501
605-224-6706 |
Cowboy Country Store 6
620 N. Euclid Ave.
Pierre, SD 57501
605-224-1939 |
Kum & Go
806 W Sioux
Pierre, SD 57501
605-224-9746
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Canyon Lake Gas & Auto
3928 Canyon Lake Dr.
Rapid City, SD 57702
605-343-3688
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Flying J
4200 N. I-90 Service Rd
Rapid City, SD 57701
605-342-5450 |
La Grand Mobil Station
3851 Eglin Street
Rapid City, SD 57703
605-791-1947
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*Appel's Quick Stop
23 W 7th Ave.
Redfield, SD 57469
605-472-0136
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Quick 66
833 W. 3rd Street
Redfield, SD 57469
605-472-0136 |
Community Oil
110 Highway 25
Roslyn, SD 57261
605-486-4358 |
Central Farmers Coop
131 S Nebraska
Salem, SD 57058
605-425-2691 |
Get 'N' Go
1500 W 12th St.
Sioux Falls, SD 57104
605-332-6668 |
Get 'N' Go
6729 W 41st St.
Sioux Falls, SD 57106
605-362-0435
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Get 'N' Go
2401 S Louise Ave.
Sioux Falls, SD 57106
605-362-5266
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Get 'N' Go
611 S Cliff Ave.
Sioux Falls, SD 57103
605-334-8799 |
Get 'N' Go
600 S Minnesota Ave.
Sioux Falls, SD 57104
605-332-7466 |
Get 'N' Go
1224 E 57th St.
Sioux Falls, SD 57108
605-357-0880 |
Get 'N' Go
5100 S Louise Ave.
Sioux Falls, SD 57108
605-362-0504
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The Gas Stop
4600 W 41st St
Sioux Falls, SD 57106
605-361-7965 |
Kum & Go #625
7100 W 41st St.
Sioux Falls, SD 57106
605-361-5547 |
*Sioux Valley Coop (Cenex)
220 10th Ave. NW Hwy. 20
Watertown, SD 57201
605-886-5829
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Cenex Convenience Store & Car Wash
1601 9th Ave. SE Hwy 12
Watertown, SD 57201
605-886-2271
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Cenex Convenience Store & Car Wash
Junction of Hwy 25 & 12
Webster, SD 57274
605-345-3549
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*Jurgens Oil
604 SD Hwy 15
Wilmot, SD 57279
(605) 938-4641 |
Grossenburg Implement Inc.
31341 US Hwy. 18
Winner, SD 57580
605-842-2040
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Prairie Pumper
909 Broadway
Yankton, SD 57078
605-665-7103
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Cork 'N' Bottle
1500 Broadway
Yankton, SD 57078
605-665-3881 |
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Can my car use E85?
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