Western Canadian Select

Stream Description

Western Canadian Select is a Hardisty based blend of conventional and oilsands production managed by Canadian Natural Resources, Cenovus Energy, and Suncor Energy. Argus has launched daily volume-weighted average price indexes for Western Canadian Select (WCS) and will publish this index in the daily Argus Crude and Argus Americas Crude publications.

Most Recent Sample Details

Batch: WCS-1327 --- Date: November 02, 2024 --- Sample Location: Hardisty

The November 2nd sample of Western Canadian Select saw slightly reduced butanes and increased C5 x C7 contents. Typical simulated distillation results are included.

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Safet Data Sheets (SDS) are provided for reference only. Always check producer's or shipper's website for up-to-date information. Visit our Industry Resources page for quick links to external SDS databases.

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Property (unit)	Most Recent: 2024-11-02	6 Month Average	1 Year Average	5 Year Average
Density (kg/m³)	927.4	930.4	926.6	927.1
Gravity (°API)	21.0	20.5	21.1	21.0
Sulphur (wt%)	3.74	3.75	3.71	3.64
Micro Carbon Residue (wt%)	9.80	10.17	10.05	9.88
Sediment (ppmw)	---	171	222	208
Total Acid Number (mgKOH/g)	1.04	0.91	0.90	0.94
Salt (ptb)	---	11.5	10.6	12.1
Nickel (mg/kg)	54.8	55.7	55.0	54.7
Vanadium (mg/kg)	131.0	130.7	129.3	130.4

Component by GC/FID	Most Recent: 2024-11-02	6 Month Average	1 Year Average	5 Year Average
C3- (vol%)	0.07	0.08	0.09	0.10
iC4 iso-Butane (vol%)	0.64	0.66	0.78	0.89
nC4 n-Butane (vol%)	1.54	1.53	1.74	1.86
iC5 iso-Pentane (vol%)	2.75	2.68	2.69	2.40
nC5 n-Pentane (vol%)	3.04	2.96	2.96	2.64
C6 Hexanes (vol%)	4.53	4.27	4.34	3.96
C7 Heptanes (vol%)	3.43	3.10	3.22	3.04
C8 Octanes (vol%)	2.51	2.42	2.51	2.42
C9 Nonanes (vol%)	1.56	1.61	1.68	1.68
C10 Decanes (vol%)	0.71	0.76	0.81	0.87

Component by GC/FID	Most Recent: 2024-11-02	6 Month Average	1 Year Average	5 Year Average
Benzene (vol%)	0.14	0.13	0.14	0.13
Toluene (vol%)	0.33	0.29	0.31	0.29
Ethylbenzene (vol%)	0.05	0.05	0.05	0.05
Xylenes (vol%)	0.35	0.33	0.34	0.33

Mass % Recovered by ASTM D7169	Most Recent: 2024-11-02 (°C)	5 Year Average (°C)	Most Recent: 2024-11-02 (°F)	5 Year Average (°F)
IBP	34.2	19.2	93.6	66.6
5	50.8	46.7	123.4	116.1
10	116.0	114.3	240.8	237.7
20	254.0	250.2	489.2	482.4
30	334.0	329.5	633.2	625.1
40	402.9	396.6	757.2	745.9
50	466.5	460.5	871.7	860.9
60	538.3	532.8	1,000.9	991.0
70	619.7	615.7	1,147.5	1,140.3
80	708.2	702.8	1,306.8	1,297.0
90	---	---	---	---
95	---	---	---	---
99	---	---	---	---

Component by GC/FID	Most Recent: 2024-11-02	6 Month Average	1 Year Average	5 Year Average
C3- (mass%)	0.04	0.05	0.05	0.05
iC4 iso-Butane (mass%)	0.39	0.40	0.48	0.54
nC4 n-Butane (mass%)	0.98	0.97	1.11	1.18
iC5 iso-Pentane (mass%)	1.85	1.80	1.82	1.62
nC5 n-Pentane (mass%)	2.07	2.01	2.02	1.80
Hexanes (mass%)	3.24	3.04	3.10	2.84
Heptanes (mass%)	2.54	2.29	2.39	2.25
Octanes (mass%)	1.91	1.84	1.92	1.85
Nonanes (mass%)	1.21	1.25	1.31	1.31
Decanes (mass%)	0.56	0.60	0.64	0.69

Component by GC/FID	Most Recent: 2024-11-02	6 Month Average	1 Year Average	5 Year Average
Benzene (mass%)	0.13	0.12	0.13	0.12
Toluene (mass%)	0.31	0.27	0.29	0.27
Ethylbenzene (mass%)	0.05	0.05	0.05	0.05
Xylenes (mass%)	0.33	0.31	0.32	0.31

Property (units)	Five Year Average	2024-11-02	2024-10-13	2024-10-02	2024-09-10	2024-09-01	2024-08-11
Density (kg/m³)	927.1 ± 5.1	927.4	930.6	930.7	936.1	933.7	931.2
Gravity (°API)	21.0 ± 0.8	21.0	20.4	20.4	19.5	19.9	20.3
Sulphur (wt%)	3.64 ± 0.11	3.74	3.82	3.71	3.86	3.71	3.77
Micro Carbon Residue (wt%)	9.88 ± 0.34	9.80	10.10	10.20	9.80	11.70	10.40
Sediment (ppmw)	208 ± 69	---	---	120	208	---	---
Total Acid Number (mgKOH/g)	0.94 ± ND	1.04	0.99	0.88	1.01	0.99	0.89
Salt (ptb)	12.1 ± 4.0	---	---	15.4	12.3	---	---
Nickel (mg/kg)	54.7 ± 3.6	54.8	55.6	52.0	54.8	62.5	56.5
Vanadium (mg/kg)	130.4 ± 6.1	131.0	140.0	128.0	135.0	135.0	129.0

Component by GC/FID	Five Year Average	2024-11-02	2024-10-13	2024-10-02	2024-09-10	2024-09-01	2024-08-11
C3- (vol%)	0.10 ± 0.02	0.07	0.09	0.09	0.09	0.09	0.07
iC4 iso-Butane (vol%)	0.89 ± 0.14	0.64	0.65	0.67	0.74	0.61	0.64
nC4 n-Butane (vol%)	1.86 ± 0.29	1.54	1.50	1.53	1.69	1.59	1.47
iC5 iso-Pentane (vol%)	2.40 ± 0.35	2.75	2.61	2.56	2.47	2.93	2.55
nC5 n-Pentane (vol%)	2.64 ± 0.39	3.04	2.83	2.80	2.74	3.30	2.83
C6 Hexanes (vol%)	3.96 ± 0.45	4.53	4.29	4.15	4.08	4.93	4.11
C7 Heptanes (vol%)	3.04 ± 0.37	3.43	3.40	3.05	2.98	3.27	3.03
C8 Octanes (vol%)	2.42 ± 0.35	2.51	2.57	2.44	2.46	2.45	2.43
C9 Nonanes (vol%)	1.68 ± 0.27	1.56	1.65	1.60	1.58	1.51	1.55
C10 Decanes (vol%)	0.87 ± 0.15	0.71	0.76	0.79	0.77	0.71	0.77

Component by GC/FID	Five Year Average	2024-11-02	2024-10-13	2024-10-02	2024-09-10	2024-09-01	2024-08-11
Benzene (vol%)	0.13 ± 0.02	0.14	0.14	0.12	0.12	0.15	0.13
Toluene (vol%)	0.29 ± 0.06	0.33	0.33	0.29	0.28	0.31	0.30
Ethylbenzene (vol%)	0.05 ± 0.01	0.05	0.05	0.05	0.05	0.05	0.06
Xylenes (vol%)	0.33 ± 0.07	0.35	0.34	0.35	0.36	0.34	0.37

Custom Cut Input
°C °F
Cut Name	Start Temperature	End Temperature
	IBP
	177
	343
	549

Western Canadian Select

Stream Description

Most Recent Sample Details

Last Six Sample Data

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