Crude grade comparison

Basrah Kurmala vs Cusiana

Price, Basrah Kurmala spread, quality and refinery yields side by side. Updated .

Iraq (Rumaila Kurmala layer)

Basrah Kurmala

$117.62USD/BBL
■ 0.00(0.00%)
Class
Medium/Sour
API
32.2°
Sulfur
2%
VS
Basrah Kurmala – Cusiana spread -- USD/BBL · Basrah Kurmala premium
Colombia (Cusiana field, Putumayo)

Cusiana

--
--
Class
Medium/Sour
API
26°
Sulfur
0.7%

Basrah Kurmala Crude vs Cusiana Crude: on March 01, 2026 Basrah Kurmala settled at $117.62/bbl (0.00%) and Cusiana price information is not available. Basrah Kurmala is medium/sour crude (32.2° API, 2% sulfur); Cusiana is medium/sour crude (26° API, 0.7% sulfur).

Crude quality

Quality & refinery yields

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

  • Basrah Kurmala Crude
  • Cusiana Crude

Physical & chemical properties

API gravityhigher = lighter
BK32.2°
C26°
Sulfur contenthigher = sourer
BK2%
C0.7%
Densityhigher = heavier
BK0.86 g/cm³
C0.89 g/cm³
Viscosityhigher = thicker
BK8.5 cSt
C25 cSt
Pour pointhigher = waxier
BK15 °C
C20 °C

Typical refinery yields

Gasoline% of barrel
BK20-24%
C28-32%
Diesel% of barrel
BK38-42%
C30-34%
Jet fuel% of barrel
BK10-12'%
C10-12'%
Residual fuel% of barrel
BK18-22%
C20-26%

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 Basrah Kurmala Crude and Cusiana Crude
PropertyBasrah Kurmala CrudeCusiana CrudeBasrah Kurmala − Cusiana
Classification
ClassificationMedium/SourMedium/Sour
OriginIraq (Rumaila Kurmala layer)Colombia (Cusiana field, Putumayo)
Chemical properties
API gravity32.2° API26° API+6.2 °API
Sulfur content2%0.7%+1.3%
Density0.86 g/cm³0.89 g/cm³-0.03 g/cm³
Pour point15 °C20 °C-5 °C
Viscosity8.5 cSt25 cSt-16.5 cSt
Typical refinery yields
Gasoline20-24%28-32%-8 pts
Diesel38-42%30-34%+8 pts
Jet fuel10-12'%10-12'%0 pts
Residual fuel18-22%20-26%-4 pts
Trading & logistics
Delivery basisBasrah terminalsCoveñas Terminal
Major exchangesSOMO OSP differentialSpot differential
Export hubBasrah terminalsCoveñas Terminal
Main destinationsAsiaCaribbean, US Gulf
Benchmark typeRegionalRegional
Market profile
Key characteristicsIraqi segregated low-sulfur layerColombian heavy-medium crude, declining production
Refining notesQuality-segregated from main crude streamMature field, blended with lighter grades
FAQ

Basrah Kurmala vs Cusiana questions

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

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March 01, 2026 Basrah Kurmala Crude was $117.62 and Cusiana Crude $ per barrel, so Cusiana traded at a premium of $0 over Basrah Kurmala. Over the previous 30 shared price days the spread averaged -- $/bbl, with Cusiana priced above Basrah Kurmala on 0 day(s).

Basrah Kurmala Crude is a medium/sour Iraq (Rumaila Kurmala layer) crude (32.2° API, 2% sulfur) and Regional benchmark. Cusiana Crude is a medium/sour Colombia (Cusiana field, Putumayo) crude (26° API, 0.7% sulfur) and Regional benchmark.