What moves diesel prices isn't the pump.
Refinery margins, distribution spreads, and contract structure determine your real cost. This is where we lay out the numbers that actually matter to operations buyers.
Three topics every procurement officer should own
Refinery margins drive your invoice, not the ULSD spot price
Spec compliance protects your equipment uptime
Wholesale diesel pricing reflects refinery crack spreads, pipeline tariffs, and regional terminal differentials. Fleet managers who benchmark against retail pump figures are comparing the wrong number.
ASTM D975 defines the spec floor, not the ceiling. Knowing cetane rating, cloud point, and lubricity thresholds lets you hold suppliers accountable before fuel reaches your tank.
Understanding index-linked pricing versus fixed contracts lets you decide when to lock in and when to float — and how much volume justifies the premium for certainty.
On-site storage requirements most operators overlook
Volume thresholds, index pricing, and locking in certainty
Bulk fuel contracts hinge on three variables: minimum order volume, price index basis, and delivery frequency. Misread any one and you're either overpaying or undercommitted.
Tank capacity, secondary containment ratios, and EPA Tier II thresholds affect how much fuel you can hold and how fast you can turn it. Getting this wrong delays delivery windows.
Fixed-price agreements remove market exposure but carry commitment requirements. Index-linked contracts float with OPIS but give flexibility. Knowing which fits your operation is the first decision, not the last.
Every topic, organized by operational need
Pricing & Markets
Fuel Specifications
Contracts & Logistics
Crack spreads, OPIS index basics, seasonal demand curves, and how distribution costs layer onto your delivered price.
ASTM grades, cetane requirements, cloud and pour points, lubricity additives, and what to demand in a certificate of analysis.
Volume minimums, fixed vs. index-linked terms, delivery lead time clauses, and how to structure a contract around your production schedule.
Ready to talk actual numbers with our supply desk?
Our team quotes on deliverable volume, not market ranges. Bring your location, product type, and order frequency — we'll give you a real figure within 24 hours.