• 232 NE Middlefield Rd, Portland, OR 97211

Stay Educated On Fuel

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Get an email every time your fleet stops for fuel

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                  Get an Email every time your driver fuels up –Driver management tools built into a fleet card. -Fleet card services mean more than just a bill, it is knowing who buys what, when, and where in real time. -Make sure your Dispatcher on duty gets an…

Close-up of diesel engine components and fuel system

Make And Keep Your Diesel Fuel Much More Clean

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                               Make And Keep Your Diesel Fuel A Lot More Clean What is Clean Diesel?  Clean diesel is free of the contaminants that harm modern diesel engines. Today, there is a gap between ASTM diesel standards and the ISO cleanliness standards…

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Oregon: The Next Generation Of Diesel

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B99 and R99 Biofuels are the alternatives to petroleum diesel in Oregon Oregon bans the sale of petroleum diesel, a rapid transition to biofuels such as renewable diesel and biodiesel are happening.   Oregon HB3305 explained Oregon HB3305     In Oregon, HB3305 is a House Bill proposed by Representative Karin Power outlaws the sales…

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Do Diesel Soaps Cause Engine Problems?

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Cliff Burbrink, chemical technology specialist at Cummins Filtration, provides a layman’s definition of diesel soaps: “Diesel soap is not very different chemically than the soap used to wash your hands. The main ingredient in a bar of soap is formed when lye reacts with fats or oils. Lye is sodium hydroxide. Fats and oils contain…

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Weekly Fuel Market Report – May 31st – June 6th, 2026

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Did You Know That R99 Is The Same Cost As Diesel Currently? Call to set up R99 Mobile Fueling Onsite Service in Portland at the same cost of retail diesel. Dyed untaxed R99 is also available. Give us a call today to schedule your delivery. Wholesale Price Average 6/6/26 Wholesale LowWholesale Avg E10$3.52$3.65 B5$4.19$4.31 B20$4.16$4.24…

Close-up of green, yellow, and blue fuel nozzles at a diesel pump station

How Renewable Diesel Is Made

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Renewable diesel is a type of biofuel called biomass based diesel How is Renewable Diesel made? Very similarly to fossil fuel diesel. In the 1990’s the world started moving towards an ultra-low sulfur diesel fuel specification. Over decades we have arrived to where even marine fuels are running a lower sulfur fuel. The technology used…

Diesel fuel flowing into a dark reflective liquid surface

What Are Our Options for Alternative Fuels?

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What are our options for alternative fuel? Biofuels are eco-friendly fuel choices because they are made from renewable resources and produce fewer emissions than fossil fuels. Biofuels and biodiesel can also be used to improve air quality. They also allow us to reduce the dependence we have on using fossil fuels.  Biofuels are liquid fuels…

Star Oilco diesel fuel tank for construction jobsite Keep Full service

Diesel Fueling for Construction Jobsites

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Diesel fueling for construction jobsites in Portland, Oregon. Keep full service for construction jobsites with R99 Renewable Diesel available.   If you are managing a project we will keep that jobsite full. Diesel fueling for construction jobsites seven days a week in the Portland metro region.  We have a variety of diesels accompanied with DEF…

Star Oilco black fuel truck parked on rural road with trees in background

What Is Portland’s Renewable Fuel Standard?

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Diesel Fuel Is Changing In Portland With The Renewable Fuel Standard (RFS) Figuring out what this means for you or your business can be challenging. We have shared many questions that we have been asked already, to help provide more clarity on what this Renewable Fuel Standard (RFS) means for Wholesale Purchaser-Consumers​. If your question…

multi colored fuel pump nozzles indicating different fuel types at Portland fueling station

Clear Premium Non-Ethanol Gasoline

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Do you need Non-Ethanol Gasoline delivered in the Portland, Oregon area? If you are looking for Non-Ethanol Premium Gasoline delivered to your bulk tank or available at a Commercial Cardlock, Star Oilco has your needs covered in the Pacific Northwest. CONTACT US Premium Unleaded without Ethanol in the Gasoline Nonoxy Premium is the fuel you…