Crude grade comparison

Alaska North Slope vs Tempa Rossa

Price, Alaska North Slope spread, quality and refinery yields side by side. Updated .

USA (Alaska)

Alaska North Slope

$89.90USD/BBL
■ 0.00(0.00%)
Class
Medium/Sour
API
31.9°
Sulfur
0.93%
VS
Alaska North Slope – Tempa Rossa spread -- USD/BBL · Alaska North Slope premium
Tempa Rossa field, Basilicata

Tempa Rossa

--
--
Class
Medium/Sour
API
30°
Sulfur
1.7%

Alaska North Slope Crude vs Tempa Rossa Crude: on July 06, 2026 Alaska North Slope settled at $89.90/bbl (0.00%) and Tempa Rossa price information is not available. Alaska North Slope is medium/sour crude (31.9° API, 0.93% sulfur); Tempa Rossa is medium/sour crude (30° API, 1.7% sulfur).

Crude quality

Quality & refinery yields

How the two crudes differ in the barrel. Each property uses its own scale.

  • Alaska North Slope Crude
  • Tempa Rossa Crude

Physical & chemical properties

API gravityhigher = lighter
ANS31.9°
TR30°
Sulfur contenthigher = sourer
ANS0.93%
TR1.7%
Densityhigher = heavier
ANS0.87 g/cm³
TR g/cm³
Viscosityhigher = thicker
ANS7.8 cSt
TR cSt
Pour pointhigher = waxier
ANS15 °C
TR °C

Typical refinery yields

Gasoline% of barrel
ANS36-40%
Diesel% of barrel
ANS32-36%
Jet fuel% of barrel
ANS10-12'%
Residual fuel% of barrel
ANS16-20%

Bars show each yield range; the faint part runs from 0 to the low end. Scale 0–50%.

Full specification comparison

Full specification comparison of Alaska North Slope Crude and Tempa Rossa Crude
PropertyAlaska North Slope CrudeTempa Rossa CrudeAlaska North Slope − Tempa Rossa
Classification
ClassificationMedium/SourMedium/Sour
OriginUSA (Alaska)Tempa Rossa field, Basilicata
Chemical properties
API gravity31.9° API30° API+1.9 °API
Sulfur content0.93%1.7%-0.77%
Density0.87 g/cm³ g/cm³+0.87 g/cm³
Pour point15 °C °C+15 °C
Viscosity7.8 cSt cSt+7.8 cSt
Typical refinery yields
Gasoline36-40%%+40 pts
Diesel32-36%%+36 pts
Jet fuel10-12'%%+12 pts
Residual fuel16-20%%+20 pts
Trading & logistics
Delivery basisValdez, Alaska (US West Coast)
Major exchangesPlatts (ANS West Coast); CME
Export hubValdez, Alaska
Main destinationsUS West Coast, AsiaMediterranean Europe
Benchmark typeRegional (US WC)
Market profile
Key characteristicsUS West Coast benchmark, moderate sour gradeMedium sour Italian onshore crude
Refining notesModerate distillate yield; significant fuel oil portionRegional refining feedstock
FAQ

Alaska North Slope vs Tempa Rossa questions

The spread, the quality gap and why each grade is a benchmark.

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July 06, 2026 Alaska North Slope Crude was $89.90 and Tempa Rossa Crude $ per barrel, so Tempa Rossa traded at a premium of $0 over Alaska North Slope. Over the previous 30 shared price days the spread averaged -- $/bbl, with Tempa Rossa priced above Alaska North Slope on 0 day(s).

Alaska North Slope Crude is a medium/sour USA (Alaska) crude (31.9° API, 0.93% sulfur) and Regional (US WC) benchmark. Tempa Rossa Crude is a medium/sour Tempa Rossa field, Basilicata crude (30° API, 1.7% sulfur) and benchmark.