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Sunny Battazzi

Two semi-trucks driving on a highway with trees in the background
Fuel Market Report: Sept 28th-Oct 4th 1024 683 Star Oilco

Fuel Market Report: Sept 28th-Oct 4th

fuel-market-report-star-oilco

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 10/4/25

Wholesale LowWholesale Avg
E10$2.56$2.69
B5$2.81$2.93
B20$2.83$3.05
R99$2.74$2.85

Average Retail Prices 10/4/25

NationalOregonWashington
E10$3.12$4.13$4.51
B5$3.68$4.47$5.06

Taxes

FederalState: ORLocalState: WA
Gas$0.184$0.40$0-.13$0.494
Diesel$0.244$0.40$0-.13$0.494

Portland Retail Fuel Price Variance

Fuel Market News

Fuel prices varied this past week as gas prices increased slightly and diesel prices dipped. Gas prices increased by $0.13/gal on the rack average market and dropped $0.06/gal on the retail street market. Diesel prices dropped $0.10/gal across the board for rack averages, while the retail street average did not move from the week prior. As mentioned in earlier reports, gas prices should come down in the coming weeks with the winter fuel blend back on the market. Fuel prices typically reach their lowest price level from October to December every year. We can expect the same in the coming weeks. Oil prices are also currently below $62/barrel, which will help contribute to lower prices.

fuel-market-report-star-oilco-5-18-24

Important Note: Per the City Of Portland, “Distributors in the City of Portland are required to meet the minimum biofuel content requirements for all fuel they distribute beginning on May 15, 2024. All diesel fuel distributed to retail stations, non-retail dealers, or wholesale purchaser-consumers must include a minimum of 15% biofuel content, from either renewable diesel or biodiesel. This requirement increases to 50% on May 15, 2026, and 99% on May 15, 2030”.

Want to know what to expect this Fall in regards to our diesel market? You can read our 2025 Diesel Market Outlook For Oregon.

Crude oil is trading just below $62, at a current price of $61.52/barrel. This is $1.59/barrel lower than it was last week.

Crude oil is the main ingredient for gasoline and diesel. Per AAA, on average about 50% of what you pay at the pump is the price of crude oil, breaking down as 25% refining, 11% distribution & marketing, and 14% taxes – a helpful breakdown for consumers wondering why they are paying the prices that they pay. Crude Oil is currently trading at $61.52/barrel compared to $63.11/barrel last week and $69 a year ago.

It’s essential to recognize that fuel prices result from a complex interplay of the factors mentioned above and other regional factors. Additionally, prices may vary by specific regions within Oregon and Washington. For the most precise and up-to-date information on fuel prices and the causes for these price changes within your area, use the links below for AAA & GasBuddy.

If you have any questions, feel free to contact Star Oilco and speak to one of our fuel market advisors to discuss how the market can impact your business.

Set up your R99 Mobile Fueling Onsite Service in Portland Today Including Dyed Untaxed R99.

Give Us A Call Today

For other news in the fuel market:

https://gasprices.aaa.com/?state=OR

https://www.gasbuddy.com/charts

Join the Fuel Market Report newsletter for your weekly fill of updates!

Two semi-trucks driving on a highway with trees in the background
Fuel Market Report: September 21st-27th, 2025 1024 683 Star Oilco

Fuel Market Report: September 21st-27th, 2025

fuel-market-report-star-oilco

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 9/27/25

Wholesale LowWholesale Avg
E10$2.44$2.56
B5$2.95$3.11
B20$3.06$3.17
R99$2.85$2.96

Average Retail Prices 9/27/25

NationalOregonWashington
E10$3.14$4.19$4.56
B5$3.68$4.47$5.05

Taxes

FederalState: ORLocalState: WA
Gas$0.184$0.40$0-.13$0.494
Diesel$0.244$0.40$0-.13$0.494

Portland Retail Fuel Price Variance

Fuel Market News

Fuel prices trickled down this past week with both wholesale rack averages and retail street prices down. Rack averages in Portland dropped $0.10/gal on E10 gasoline, and dropped less than $0.02/gal on diesel across the board. This trickled down into the retail market as street prices are down about $0.05/gal in Portland. The Olympic Pipeline is back online and the winter-blend of fuel is coming back to the market. We should see prices continue to come down slightly in the coming weeks as winter fuel hits stations across Oregon. Fuel prices typically reach their lowest levels during late fall/early winter every year so we should see downward pricing in the weeks ahead. For more information on prices, visit our website for weekly updates.

fuel-market-report-star-oilco-5-18-24

Important Note: Per the City Of Portland, “Distributors in the City of Portland are required to meet the minimum biofuel content requirements for all fuel they distribute beginning on May 15, 2024. All diesel fuel distributed to retail stations, non-retail dealers, or wholesale purchaser-consumers must include a minimum of 15% biofuel content, from either renewable diesel or biodiesel. This requirement increases to 50% on May 15, 2026, and 99% on May 15, 2030”.

Want to know what to expect this Fall in regards to our diesel market? You can read our 2025 Diesel Market Outlook For Oregon.

Crude oil is trading just below $65, at a current price of $63.11/barrel. This is $0.47/barrel higher than it was last week.

Crude oil is the main ingredient for gasoline and diesel. Per AAA, on average about 50% of what you pay at the pump is the price of crude oil, breaking down as 25% refining, 11% distribution & marketing, and 14% taxes – a helpful breakdown for consumers wondering why they are paying the prices that they pay. Crude Oil is currently trading at $63.11/barrel compared to $62.64/barrel last week and $68 a year ago.

It’s essential to recognize that fuel prices result from a complex interplay of the factors mentioned above and other regional factors. Additionally, prices may vary by specific regions within Oregon and Washington. For the most precise and up-to-date information on fuel prices and the causes for these price changes within your area, use the links below for AAA & GasBuddy.

If you have any questions, feel free to contact Star Oilco and speak to one of our fuel market advisors to discuss how the market can impact your business.

Set up your R99 Mobile Fueling Onsite Service in Portland Today Including Dyed Untaxed R99.

Give Us A Call Today

For other news in the fuel market:

https://gasprices.aaa.com/?state=OR

https://www.gasbuddy.com/charts

Join the Fuel Market Report newsletter for your weekly fill of updates!

Two semi-trucks driving on a highway with trees in the background
Fuel Market Report: September 14th-20th, 2025 1024 683 Star Oilco

Fuel Market Report: September 14th-20th, 2025

fuel-market-report-star-oilco
1 month average retail fuel price chart comparing crude oil prices per barrel with gasoline prices in Oregon, Washington, and the USA, September 2025.

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 9/20/25

Wholesale LowWholesale Avg
E10$2.52$2.66
B5$2.97$3.13
B20$3.04$3.18
R99$2.87$2.98

Average Retail Prices 9/20/25

NationalOregonWashington
E10$3.18$4.24$4.62
B5$3.69$4.48$5.05

Taxes

FederalState: ORLocalState: WA
Gas$0.184$0.40$0-.13$0.494
Diesel$0.244$0.40$0-.13$0.494

Portland Retail Fuel Price Variance

Table of average fuel prices for Regular, Mid, Premium, and Diesel comparing current, yesterday, one week ago, one month ago, and one year ago.

Fuel Market News

Gas prices have trickled back down this week as the Olympic pipeline has been back online and is supplying throughout the PNW. The past two weeks were filled with a massive price jump in gas, with retail averages above $4.50/gal. We should continue to see these numbers fall back this week. Rack averages for Portland are down $0.49/gal for E10 gasoline, while diesel prices did not move more than $0.01/gal. This is the biggest price drop we have seen for gas in months, but it was expected after the Olympic pipeline was offline. As we roll into October, retail stations will switch back to the winter blend of fuel, which may cause a temporary price spike due to logistics, but will be followed by further price dips throughout the market.

fuel-market-report-star-oilco-5-18-24

Important Note: Per the City Of Portland, “Distributors in the City of Portland are required to meet the minimum biofuel content requirements for all fuel they distribute beginning on May 15, 2024. All diesel fuel distributed to retail stations, non-retail dealers, or wholesale purchaser-consumers must include a minimum of 15% biofuel content, from either renewable diesel or biodiesel. This requirement increases to 50% on May 15, 2026, and 99% on May 15, 2030”.

Want to know what to expect this Fall in regards to our diesel market? You can read our 2025 Diesel Market Outlook For Oregon.

Crude oil is trading just below $65, at a current price of $62.64/barrel. This is $1.88/barrel lower than it was last week.

Crude oil is the main ingredient for gasoline and diesel. Per AAA, on average about 50% of what you pay at the pump is the price of crude oil, breaking down as 25% refining, 11% distribution & marketing, and 14% taxes – a helpful breakdown for consumers wondering why they are paying the prices that they pay. Crude Oil is currently trading at $62.64/barrel compared to $64.52/barrel last week and $67 a year ago.

It’s essential to recognize that fuel prices result from a complex interplay of the factors mentioned above and other regional factors. Additionally, prices may vary by specific regions within Oregon and Washington. For the most precise and up-to-date information on fuel prices and the causes for these price changes within your area, use the links below for AAA & GasBuddy.

If you have any questions, feel free to contact Star Oilco and speak to one of our fuel market advisors to discuss how the market can impact your business.

Set up your R99 Mobile Fueling Onsite Service in Portland Today Including Dyed Untaxed R99.

Give Us A Call Today

For other news in the fuel market:

https://gasprices.aaa.com/?state=OR

https://www.gasbuddy.com/charts

Join the Fuel Market Report newsletter for your weekly fill of updates!

Two semi-trucks driving on a highway with trees in the background
Fuel Market Report: September 7th-13th, 2025 1024 683 Star Oilco

Fuel Market Report: September 7th-13th, 2025

fuel-market-report-star-oilco
September 2025 fuel market report showing crude oil prices and average retail gas prices in Oregon, Washington, and USA.

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 9/13/25

Wholesale LowWholesale Avg
E10$2.89$3.15
B5$2.99$3.12
B20$3.02$3.17
R99$2.88$2.98

Average Retail Prices 9/13/25

NationalOregonWashington
E10$3.20$4.08$4.46
B5$3.70$4.48$5.03

Taxes

FederalState: ORLocalState: WA
Gas$0.184$0.40$0-.13$0.494
Diesel$0.244$0.40$0-.13$0.494

Portland Retail Fuel Price Variance

September 2025 U.S. average gas and diesel prices compared to yesterday, last week, last month, and last year.

Fuel Market News

Gas prices skyrocketed this past week while diesel prices remained stagnant. The maintenance shutdown of the Olympic pipeline caused gas prices to increase by over $0.20/gal in just a week. Diesel prices moved $0.005/gal, with next to no movement on diesel prices. Commuters in Portland saw retail gas prices over $4.50/gal during the past week, and prices have yet to come down. The Olympic pipeline is back online this week, with capacities back to normal. We should see prices fall this coming week with the pipeline maintenance complete and the switch to winter fuel approaching.

fuel-market-report-star-oilco-5-18-24

Important Note: Per the City Of Portland, “Distributors in the City of Portland are required to meet the minimum biofuel content requirements for all fuel they distribute beginning on May 15, 2024. All diesel fuel distributed to retail stations, non-retail dealers, or wholesale purchaser-consumers must include a minimum of 15% biofuel content, from either renewable diesel or biodiesel. This requirement increases to 50% on May 15, 2026, and 99% on May 15, 2030”.

Want to know what to expect this Fall in regards to our diesel market? You can read our 2025 Diesel Market Outlook For Oregon.

Crude oil is trading just below $65, at a current price of $64.52/barrel. This is $2.17/barrel higher than it was last week.

Crude oil is the main ingredient for gasoline and diesel. Per AAA, on average about 50% of what you pay at the pump is the price of crude oil, breaking down as 25% refining, 11% distribution & marketing, and 14% taxes – a helpful breakdown for consumers wondering why they are paying the prices that they pay. Crude Oil is currently trading at $64.52/barrel compared to $62.35/barrel last week and $68 a year ago.

It’s essential to recognize that fuel prices result from a complex interplay of the factors mentioned above and other regional factors. Additionally, prices may vary by specific regions within Oregon and Washington. For the most precise and up-to-date information on fuel prices and the causes for these price changes within your area, use the links below for AAA & GasBuddy.

If you have any questions, feel free to contact Star Oilco and speak to one of our fuel market advisors to discuss how the market can impact your business.

Set up your R99 Mobile Fueling Onsite Service in Portland Today Including Dyed Untaxed R99.

Give Us A Call Today

For other news in the fuel market:

https://gasprices.aaa.com/?state=OR

https://www.gasbuddy.com/charts

Join the Fuel Market Report newsletter for your weekly fill of updates!

Two semi-trucks driving on a highway with trees in the background
Fuel Market Report: Aug 31st-Sept 6th, 2025 1024 683 Star Oilco

Fuel Market Report: Aug 31st-Sept 6th, 2025

fuel-market-report-star-oilco
1-month average retail gas price chart showing crude oil, Oregon, Washington, and U.S. averages for August–September 2025

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 8/23/25

Wholesale LowWholesale Avg
E10$2.49$2.66
B5$2.89$3.03
B20$2.90$3.01
R99$3.82$2.96

Average Retail Prices 8/23/25

NationalOregonWashington
E10$3.16$3.97$4.40
B5$3.68$4.45$5.01

Taxes

FederalState: ORLocalState: WA
Gas$0.184$0.40$0-.13$0.494
Diesel$0.244$0.40$0-.13$0.494

Portland Retail Fuel Price Variance

Oregon gas and diesel price averages for regular, midgrade, premium, and diesel fuel comparing current, yesterday, last week, last month, and last year

Fuel Market News

Fuel prices are up across the board this past week, with both diesel and gas jumping over $0.15/gal. Rack averages in Portland jumped $0.20/gal for E10 gasoline and $0.16/gal for diesel. This comes on the heels of the Olympic pipeline maintenance this past week, after issues arose within the pipeline system requiring un-forecasted maintenance. This directly affects supply throughout the PNW, creating pricing bubbles throughout Washington, Oregon & California. Gas prices are expected to continue to climb this week, with maintenance yet to be fully completed. This will also roll into the switch from Summer blends of fuel to Winter blends of fuel, which will begin in the coming weeks. This may temporarily spike prices, with pricing drops thereafter.

fuel-market-report-star-oilco-5-18-24

Important Note: Per the City Of Portland, “Distributors in the City of Portland are required to meet the minimum biofuel content requirements for all fuel they distribute beginning on May 15, 2024. All diesel fuel distributed to retail stations, non-retail dealers, or wholesale purchaser-consumers must include a minimum of 15% biofuel content, from either renewable diesel or biodiesel. This requirement increases to 50% on May 15, 2026, and 99% on May 15, 2030”.

Want to know what to expect this Fall in regards to our diesel market? You can read our 2025 Diesel Market Outlook For Oregon.

Crude oil is trading just below $65, at a current price of $62.35/barrel. This is $2.37/barrel lower than it was last week.

 

Crude oil is the main ingredient for gasoline and diesel. Per AAA, on average about 50% of what you pay at the pump is the price of crude oil, breaking down as 25% refining, 11% distribution & marketing, and 14% taxes – a helpful breakdown for consumers wondering why they are paying the prices that they pay. Crude Oil is currently trading at $62.35/barrel compared to $64.72/barrel last week and $68 a year ago.

It’s essential to recognize that fuel prices result from a complex interplay of the factors mentioned above and other regional factors. Additionally, prices may vary by specific regions within Oregon and Washington. For the most precise and up-to-date information on fuel prices and the causes for these price changes within your area, use the links below for AAA & GasBuddy.

If you have any questions, feel free to contact Star Oilco and speak to one of our fuel market advisors to discuss how the market can impact your business.

Set up your R99 Mobile Fueling Onsite Service in Portland Today Including Dyed Untaxed R99.

Give Us A Call Today

For other news in the fuel market:

https://gasprices.aaa.com/?state=OR

https://www.gasbuddy.com/charts

Join the Fuel Market Report newsletter for your weekly fill of updates!

Two semi-trucks driving on a highway with trees in the background
Fuel Market Report: August 17th-23rd, 2025 1024 683 Star Oilco

Fuel Market Report: August 17th-23rd, 2025

fuel-market-report-star-oilco
1 month average retail fuel price chart showing crude oil, Oregon, Washington, and U.S. average gas prices from July to August 2025

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 8/23/25

Wholesale LowWholesale Avg
E10$2.49$2.66
B5$2.89$3.03
B20$2.90$3.01
R99$3.82$2.96

Average Retail Prices 8/23/25

NationalOregonWashington
E10$3.16$3.97$4.40
B5$3.68$4.45$5.01

Taxes

FederalState: ORLocalState: WA
Gas$0.184$0.40$0-.13$0.494
Diesel$0.244$0.40$0-.13$0.494

Portland Retail Fuel Price Variance

Oregon average fuel price variance table for Regular, Mid, Premium, and Diesel in August 2025

Fuel Market News

Gas prices dipped slightly, and diesel prices saw significant price jumps this past week. Rack averages in Portland were down $0.03/gal while diesel prices were up over $0.10/gal on B5, B20, and R99. Renewable diesel prices dipped significantly this month, with prices as low as $2.50/gal. The Portland market’s need for Renewable Diesel will continue to be high in demand as the 2026 RFS deadline approaches, with diesel blends increasing to B50 blends. Questions of supply remain unclear, with Neste pulling out of the market in early 2025. Much remains unknown about the future supply of diesel in Oregon. Demand will be very high, and supply will need to be strong to support this. Where the supply comes from remains unknown for most. The winter blend of gas and diesel will soon be back on the market as we roll into September next week. This may create an initial increase in prices, with pricing dips following into October/November. Oil prices have remained slightly below $65/barrel. OPEC+ has announced a production boost headed into September, which may lead to crude oil prices below $60/barrel into the fall/winter

fuel-market-report-star-oilco-5-18-24

Important Note: Per the City Of Portland, “Distributors in the City of Portland are required to meet the minimum biofuel content requirements for all fuel they distribute beginning on May 15, 2024. All diesel fuel distributed to retail stations, non-retail dealers, or wholesale purchaser-consumers must include a minimum of 15% biofuel content, from either renewable diesel or biodiesel. This requirement increases to 50% on May 15, 2026, and 99% on May 15, 2030”.

Crude oil is trading just below $65, at a current price of $64.72/barrel. This is $1.38/barrel higher than it was last week. 

 

Crude oil is the main ingredient for gasoline and diesel. Per AAA, on average about 50% of what you pay at the pump is the price of crude oil, breaking down as 25% refining, 11% distribution & marketing, and 14% taxesa helpful breakdown for consumers wondering why they are paying the prices that they pay. Crude Oil is currently trading at $64.72/barrel compared to $63.34/barrel last week and $69 a year ago. 

It’s essential to recognize that fuel prices result from a complex interplay of the factors mentioned above and other regional factors. Additionally, prices may vary by specific regions within Oregon and Washington. For the most precise and up-to-date information on fuel prices and the causes for these price changes within your area, use the links below for AAA & GasBuddy.

If you have any questions, feel free to contact Star Oilco and speak to one of our fuel market advisors to discuss how the market can impact your business.

Set up your R99 Mobile Fueling Onsite Service in Portland Today Including Dyed Untaxed R99.

Give Us A Call Today

For other news in the fuel market:

https://gasprices.aaa.com/?state=OR

https://www.gasbuddy.com/charts

Join the Fuel Market Report newsletter for your weekly fill of updates!

Star Oilco fuel trucks staged for mobile on-site fueling
On-Site Mobile Fueling Benefits -Truck Fleets 1024 768 Star Oilco

On-Site Mobile Fueling Benefits -Truck Fleets

For companies that operate truck fleets, managing fuel consumption is a critical aspect of their operations. Refueling logistics and costs can pose significant challenges. A fuel delivery truck service is also known as fleet fueling, mobile fueling or wet hosing. By incorporating a fleet fueling service that fills their trucks every morning, companies will reap numerous benefits and eliminate additional costs. Through this approach of fleet fueling, efficiency will be improved. Costs are reduced and operations are streamlined. Ultimately, this improves profitability and sustainability for the company and the environment. 

Enhanced Operational Efficiency 

Having a fuel delivery truck fill a company’s truck fleet each morning can significantly enhance operational efficiency. Instead of requiring drivers to waste valuable time searching for gas stations and waiting in queues, the fleet is primed and ready for their daily routes. This allows for optimized productivity as drivers can focus on their core responsibilities through wet hose fueling.

Furthermore, with a centralized refueling system, companies can eliminate the risk of trucks running low on fuel during the day. This minimizes unforeseen delays, ensuring timely deliveries and improving customer satisfaction. The streamlined refueling process also reduces administrative burdens, eliminating drivers to track fuel expenses and submit reimbursement forms.  

Cost Savings and Budget Predictability

Implementing a fuel delivery truck service offers substantial cost savings for companies with truck fleets. By purchasing fuel in bulk, companies can negotiate favorable pricing terms with the fuel supplier. It allows companies to secure discounts or fixed rates. Fuel costs predictability allows for better budget planning, avoiding fluctuating fuel prices.

By eliminating the need for drivers to refuel at public gas stations, the company can prevent unauthorized fuel purchases, fuel theft, and the potential for inaccurate expense reporting. The fuel delivery service ensures that fuel consumption is closely monitored, minimizing fuel misuse.  

In addition, having a dedicated fuel delivery truck also reduces the wear and tear on company trucks caused by constant stops at gas stations. This reduces maintenance and repair costs in the long run. With regular fuel top-ups in the morning, trucks operate at optimal fuel levels, improving engine performance and extending their lifespan.  

Environmental Sustainability

By consolidating fuel delivery through a dedicated truck, companies can contribute to environmental sustainability. Bulk fuel delivery reduces the number of individual fuel stops to gas stations, resulting in reduced carbon emissions. The streamlined fleet fueling process also minimizes fuel spills and or possible leakage from conventional methods. This solution preserves air and soil quality. 

Furthermore, adopting a fuel delivery service encourages alternative and cleaner fuels. Companies can explore options like biodiesel or electric vehicles, and the fuel delivery truck can be equipped to accommodate these eco-friendly fuel sources. By transitioning to greener fuels, companies can reduce their carbon footprint and align with environmental regulations and customer preferences.  

For companies with truck fleets, integrating a fuel delivery truck service offers numerous advantages. Moreover, the streamlined refueling process through fleet fueling or mobile fueling enhances operational efficiency. Your truck fleets will benefit from fleet fueling by eliminating your employees wasting time on the clock with refueling stops. You will also benefit from the minimized administrative burdens. Cost savings are achieved through bulk purchasing, predictable budgeting, and reduced maintenance expenses. This approach contributes to environmental sustainability by reducing carbon emissions and promoting cleaner fuel alternatives.  

By optimizing fuel management and leveraging the many benefits of fuel delivery, companies can drive their fleet operations to new levels of productivity, cost-effectiveness, and environmental responsibility. Embracing this innovative solution not only benefits the company itself but also enhances customer satisfaction and positions the company as a leader in sustainable business practices. 

Star Oilco technician testing off-road diesel fuel quality with a funnel and filter on-site in Portland OR
Off-Road Diesel – When To Use And The Benefits 1024 768 Star Oilco

Off-Road Diesel – When To Use And The Benefits

What are the benefits and when can you use off-road diesel 

Off-road diesel excels with a higher cetane rating, enhancing engine performance and offering cost savings without taxes. However, it’s strictly for off-road vehicles like tractors and construction machinery. Using it in regular on-road cars is illegal, leading to fines and potential imprisonment. 

Green fuel nozzle for off-road diesel fueling

Advantages of off-road diesel 

Higher Cetane Rating: Igniting Efficiency 

Off-road diesel takes the lead with a significantly higher cetane rating. With quicker ignition, 20% fewer emissions, and an impressive 15% reduction in engine downtime. It’s not just fuel; it’s a performance booster. 

Engine Performance and Durability 

Crafted for off-road adventures, this fuel has specialized additives that provide extra lubrication and deliver approximately 12% improvement in engine efficiency. Better performance isn’t just a promise; it’s a measurable reality with a 10% boost in fuel economy. 

No Tax, More Savings 

On-road diesel carries higher taxes, supporting highway maintenance. The federal tax is the same across the U.S., but states can add charges based on volume or spending. In contrast, off-road fuel sidesteps federal and state excise taxes due to non-road use, as it causes no wear and tear on the roads, saving you more with each gallon. 

Cost-Effective Fueling 

Brace yourself for the financial magic – lower tax rates. Off-road diesel translates into tangible savings, averaging 25 to 50 cents per gallon. For businesses on the off-highway path, it’s not just about fuel; it’s about a budget-friendly journey with an estimated annual savings of $5,000 to $10,000. 

Legal Ease: Staying Compliant 

Dyed in red for a reason, off-road diesel isn’t just a visual standout; it’s a regulatory lifesaver. If you follow standard rules, avoid penalties, choose a fuel that aligns with the law while boasting a 0% penalty rate for unauthorized use. It’s your ticket to smooth, trouble-free operations. 

Dyed Diesel: A Dual Role in Heating 

Expand the use of dyed diesel beyond the road. If your furnace can run on heating oil, embrace dyed diesel for a potential 20% savings on heating costs. It’s not just a fuel choice; it’s a strategy for financial warmth. 

Off-road vehicle tire tracks in remote open terrain

On-Road Diesel vs Off-Road Diesel: Key Differences 

Let’s simplify the diesel dilemma. Both on-road and off-road options share the same chemical makeup, but here’s the twist.

Legal Roads: 

On-road Diesel: Legal for road vehicles, dispensed at gas stations. 

Off-road Diesel: Reserved for non-road machines (tractors, generators).  

Legal Boundaries: 

On-road Diesel: Mandatory for licensed road vehicles in the U.S. 

Off-road Diesel: Illegal for on-road vehicles; hefty fines ($100 to more than $1,000 for one gallon) for misuse, or you may lose your job. 

Color Code: 

On-road Diesel: Clear, available at local gas stations, often called clean or green fuel due to eco-friendliness. 

Off-road Diesel: Red-tinted, dyed for off-road identification. 

Sulfur Content: 

On-road Diesel: Adheres to low sulfur content standards set by the EPA ( (15 ppm sulfur). 

Off-road Diesel is intended for off-road machinery and may have a higher sulfur content (maximum 3000-5000 mg/kg). 

Tax Terrain: 

On-road Diesel: Subject to state excise and federal taxes, generally pricier. 

Off-road Diesel: Tax-exempt, cost-effective for industries like construction and agriculture. 

Availability Channels: 

On-road Diesel: Available for purchase at gas stations. 

Off-road Diesel: Sold through bulk distributors for industrial use. 

Diesel fuel flowing into a dark reflective liquid surface

Off-road Diesel: Who Qualifies? 

Off-road diesel isn’t for everyone, but it could be your fuel hero if you’re in specific industries. 

Who Can Use? 

  • Construction Industry: Heavy-duty champions like cranes, loaders, and excavators 
  • Agriculture Realm: From tractors to harvesters, it fuels the farm force. 
  • Specialty Equipment: Generators, heaters, and more, amplifying productivity. 

Exceptions: 

  • Separate Tanks for Equipment: If your vehicle has a dedicated tank for extra gear, like in reefer trucks, and it doesn’t power the motor, you’re in. 
  • Emergency Saviors: In state-declared emergencies (severe weather or disasters), using off-road diesel on public roads might get a temporary nod. Rules vary, so check your state’s stance.  

Who Are Not Allowed To Use? 

  • Regular On-road Vehicles: Cars, SUVs, and standard trucks hitting public roads or any vehicle having the license to move on the road. 

Ultimately, on-road powers our daily commute, but off-road, dyed in red, proves the unsung hero for industries, offering substantial savings. Portland’s and Pacific Northwest’s off-road fuel suppliers have trustworthy reputations as fuel suppliers.  

Legal boundaries are crucial – fines loom for misusing off-road diesel. So, whether on legal roads or off, choose wisely, stay compliant, and drive on with informed decisions and smoother rides ahead! 

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Two semi-trucks driving on a highway with trees in the background
Fuel Market Report: August 10th-16th, 2025 1024 683 Star Oilco

Fuel Market Report: August 10th-16th, 2025

fuel-market-report-star-oilco
1 Month Average Retail Gasoline and Crude Oil Price Chart – Oregon, Washington, and U.S. Trends (July–August 2025)

Wholesale Price Average 8/16/25

Wholesale LowWholesale Avg
E10$2.51$2.69
B5$2.83$2.94
B20$2.81$3.02
R99$3.64$2.79

Average Retail Prices 8/16/25

NationalOregonWashington
E10$3.14$3.98$4.41
B5$3.69$4.47$5.01

Taxes

FederalState: ORLocalState: WA
Gas$0.184$0.40$0-.13$0.494
Diesel$0.244$0.40$0-.13$0.494

Oregon Fuel Price Variance

Oregon average fuel price variance chart on Regular, Mid, Premium, and Diesel (August 2025)

Fuel Market News

Diesel prices are down significantly and gas prices have hovered around the same price range for the wholesale rack average market. These prices have had little impact at the street pump price level so drivers are not seeing as much of a difference as distributors. Diesel prices have dropped over $0.20/gal since the beginning of August while gas prices have hovered around the $3.90/$4.00 range. Gas prices should remain around this level in coming weeks with a slight uptick in late September when the winter blend of fuel begins to hit the market and then a further downtick in gas prices both wholesale and retail. Drivers can expect to see lower gas prices October 1st than today. The summer was a very mild one for hurricanes as the South experience next to no distributions in production due to natural disasters. This could change this week with Hurricane Erin reaching a category 4 and headed to the east coast and Florida region.

fuel-market-report-star-oilco-5-18-24

Important Note: Per the City Of Portland, “Distributors in the City of Portland are required to meet the minimum biofuel content requirements for all fuel they distribute beginning on May 15, 2024. All diesel fuel distributed to retail stations, non-retail dealers, or wholesale purchaser-consumers must include a minimum of 15% biofuel content, from either renewable diesel or biodiesel. This requirement increases to 50% on May 15, 2026, and 99% on May 15, 2030”.

Crude oil is trading below $70, at a current price of $63.34/barrel. This is $1.80/barrel lower than it was last week. 

 

Crude oil is the main ingredient for gasoline and diesel. Per AAA, on average about 50% of what you pay at the pump is the price of crude oil, breaking down as 25% refining, 11% distribution & marketing, and 14% taxesa helpful breakdown for consumers wondering why they are paying the prices that they pay. Crude Oil is currently trading at $63.34/barrel compared to $65.14/barrel last week and $69 a year ago.

It’s essential to recognize that fuel prices result from a complex interplay of the factors mentioned above and other regional factors. Additionally, prices may vary by specific regions within Oregon and Washington. For the most precise and up-to-date information on fuel prices and the causes for these price changes within your area, use the links below for AAA & GasBuddy.

If you have any questions, feel free to contact Star Oilco and speak to one of our fuel market advisors to discuss how the market can impact your business.

For other news in the fuel market:

https://gasprices.aaa.com/?state=OR

https://www.gasbuddy.com/charts

Join the Fuel Market Report newsletter for your weekly fill of updates!

Two semi-trucks driving on a highway with trees in the background
Fuel Market Report: July 13th-19th, 2025 1024 683 Star Oilco

Fuel Market Report: July 13th-19th, 2025

fuel-market-report-star-oilco

Wholesale Price Average 7/19/25

Wholesale LowWholesale Avg
E10$2.46$2.57
B5$3.19$3.27
B20$3.28$3.32
R99$3.17$3.22

Average Retail Prices 7/19/25

NationalOregonWashington
E10$3.14$4.98$4.39
B5$3.72$4.51$5.03

Taxes

FederalState: ORLocalState: WA
Gas$0.184$0.40$0-.13$0.494
Diesel$0.244$0.40$0-.13$0.494

Oregon Fuel Price Variance

Fuel Market News

Fuel prices trickled down this week with both gas and diesel prices dropping. Although the drops were very marginal, with gas prices down $0.02/gal and diesel prices down less than $0.05/gal. Rack averages in Portland saw a steeper drop-off while retail street prices hardly budged. Fuel prices should remain steady in the coming weeks as political climates in the Middle East have toned down and hurricane season has been very quiet for the southern states. Historically, fuel prices have been higher around this time of year with summer travel and increased demand for fuel. Yet surprisingly, fuel prices were at the exact same level in Portland a year ago today. Iran has agreed to new nuclear talks amid the tensions in the Middle East. On July 22nd Britan, France, Germany and Iran will hold talks to re-engage this discussion.

fuel-market-report-star-oilco-5-18-24

Important Note: Per the City Of Portland, “Distributors in the City of Portland are required to meet the minimum biofuel content requirements for all fuel they distribute beginning on May 15, 2024. All diesel fuel distributed to retail stations, non-retail dealers, or wholesale purchaser-consumers must include a minimum of 15% biofuel content, from either renewable diesel or biodiesel. This requirement increases to 50% on May 15, 2026, and 99% on May 15, 2030”.

Reasons For Price Variance

Oil Prices Below $70

OPEC+ Production Cuts

Crude oil is trading just below $70, at a current price of $67.10/barrel. This is $0.49/barrel higher than it was last week.

 

Crude oil is the main ingredient for gasoline and diesel. Per AAA, on average about 50% of what you pay at the pump is the price of crude oil, breaking down as 25% refining, 11% distribution & marketing, and 14% taxesa helpful breakdown for consumers wondering why they are paying the prices that they pay. Crude Oil is currently trading at $67.10/barrel compared to $66.61/barrel last week and $69 a year ago.

It’s essential to recognize that fuel prices result from a complex interplay of the factors mentioned above and other regional factors. Additionally, prices may vary by specific regions within Oregon and Washington. For the most precise and up-to-date information on fuel prices and the causes for these price changes within your area, use the links below for AAA & GasBuddy.

If you have any questions, feel free to contact Star Oilco and speak to one of our fuel market advisors to discuss how the market can impact your business.

For other news in the fuel market:

https://gasprices.aaa.com/?state=OR

https://www.gasbuddy.com/charts

Join the Fuel Market Report newsletter for your weekly fill of updates!