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-1088 --- Date: August 11, 2024 --- Sample Location: Hardisty

The August 11th sample of Western Canadian Select saw marginally increased MCR and decreased butanes. Simulated distillation results showed a smaller naphtha and larger gas oil.

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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: 2024-08-11	6 Month Average	1 Year Average	5 Year Average
Density (kg/m³)	931.2	926.4	926.4	927.1
Gravity (°API)	20.3	21.1	21.1	21.0
Sulphur (wt%)	3.77	3.70	3.70	3.64
Micro Carbon Residue (wt%)	10.40	10.02	10.00	9.87
Sediment (ppmw)	---	262	233	210
Total Acid Number (mgKOH/g)	0.89	0.88	0.90	0.94
Salt (ptb)	---	9.9	9.8	12.1
Nickel (mg/kg)	56.5	55.8	54.3	54.6
Vanadium (mg/kg)	129.0	128.9	128.0	130.4

Component by GC/FID	Most Recent: 2024-08-11	6 Month Average	1 Year Average	5 Year Average
C3- (vol%)	0.07	0.09	0.09	0.10
iC4 iso-Butane (vol%)	0.64	0.74	0.82	0.90
nC4 n-Butane (vol%)	1.47	1.65	1.81	1.87
iC5 iso-Pentane (vol%)	2.55	2.77	2.63	2.38
nC5 n-Pentane (vol%)	2.83	3.03	2.90	2.62
C6 Hexanes (vol%)	4.11	4.38	4.23	3.91
C7 Heptanes (vol%)	3.03	3.25	3.14	3.02
C8 Octanes (vol%)	2.43	2.55	2.46	2.38
C9 Nonanes (vol%)	1.55	1.73	1.66	1.65
C10 Decanes (vol%)	0.77	0.82	0.81	0.88

Component by GC/FID	Most Recent: 2024-08-11	6 Month Average	1 Year Average	5 Year Average
Benzene (vol%)	0.13	0.14	0.13	0.12
Toluene (vol%)	0.30	0.31	0.30	0.28
Ethylbenzene (vol%)	0.06	0.05	0.05	0.05
Xylenes (vol%)	0.37	0.35	0.33	0.33

Mass % Recovered by ASTM D7169	Most Recent: 2024-08-11 (°C)	5 Year Average (°C)	Most Recent: 2024-08-11 (°F)	5 Year Average (°F)
IBP	34.9	19.0	94.8	66.2
5	60.9	46.7	141.6	116.1
10	161.9	114.1	323.4	237.4
20	277.7	249.9	531.9	481.8
30	349.3	329.1	660.7	624.4
40	412.9	396.2	775.2	745.2
50	475.4	460.0	887.7	860.0
60	545.8	532.4	1,014.4	990.3
70	623.5	615.4	1,154.3	1,139.7
80	704.0	702.7	1,299.2	1,296.9
90	---	---	---	---
95	---	---	---	---
99	---	---	---	---

Component by GC/FID	Most Recent: 2024-08-11	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	0.45	0.50	0.55
nC4 n-Butane (mass%)	0.93	1.05	1.15	1.19
iC5 iso-Pentane (mass%)	1.71	1.86	1.77	1.60
nC5 n-Pentane (mass%)	1.92	2.07	1.98	1.78
Hexanes (mass%)	2.93	3.13	3.03	2.80
Heptanes (mass%)	2.24	2.42	2.33	2.24
Octanes (mass%)	1.84	1.95	1.88	1.82
Nonanes (mass%)	1.20	1.35	1.30	1.29
Decanes (mass%)	0.61	0.65	0.64	0.70

Component by GC/FID	Most Recent: 2024-08-11	6 Month Average	1 Year Average	5 Year Average
Benzene (mass%)	0.12	0.13	0.12	0.12
Toluene (mass%)	0.28	0.29	0.28	0.27
Ethylbenzene (mass%)	0.06	0.05	0.05	0.05
Xylenes (mass%)	0.34	0.33	0.31	0.31

Property (units)	Five Year Average	2024-08-11	2024-08-01	2024-07-13	2024-07-02	2024-06-08	2024-06-01
Density (kg/m³)	927.1 ± 5.2	931.2	935.7	933.6	932.7	928.6	926.6
Gravity (°API)	21.0 ± 0.9	20.3	19.6	19.9	20.1	20.8	21.1
Sulphur (wt%)	3.64 ± 0.10	3.77	3.78	3.92	3.80	3.73	3.70
Micro Carbon Residue (wt%)	9.87 ± 0.30	10.40	10.20	10.00	10.00	10.00	10.10
Sediment (ppmw)	210 ± 69	---	189	188	---	---	178
Total Acid Number (mgKOH/g)	0.94 ± ND	0.89	0.93	0.78	1.00	0.78	0.85
Salt (ptb)	12.1 ± 4.0	---	11.8	12.3	---	---	11.5
Nickel (mg/kg)	54.6 ± 3.5	56.5	54.9	55.7	54.6	60.1	55.5
Vanadium (mg/kg)	130.4 ± 6.0	129.0	125.0	132.0	129.0	131.0	127.0

Component by GC/FID	Five Year Average	2024-08-11	2024-08-01	2024-07-13	2024-07-02	2024-06-08	2024-06-01
C3- (vol%)	0.10 ± 0.02	0.07	0.07	0.07	0.07	0.07	0.07
iC4 iso-Butane (vol%)	0.90 ± 0.13	0.64	0.59	0.66	0.66	0.69	0.67
nC4 n-Butane (vol%)	1.87 ± 0.29	1.47	1.43	1.44	1.47	1.53	1.51
iC5 iso-Pentane (vol%)	2.38 ± 0.35	2.55	2.26	2.48	2.48	2.87	3.09
nC5 n-Pentane (vol%)	2.62 ± 0.39	2.83	2.53	2.75	2.78	3.19	3.36
C6 Hexanes (vol%)	3.91 ± 0.48	4.11	3.95	3.97	3.91	4.33	4.43
C7 Heptanes (vol%)	3.02 ± 0.37	3.03	2.98	2.92	2.86	3.03	3.03
C8 Octanes (vol%)	2.38 ± 0.41	2.43	2.45	2.41	2.39	2.27	2.24
C9 Nonanes (vol%)	1.65 ± 0.31	1.55	1.56	1.75	1.80	1.52	1.50
C10 Decanes (vol%)	0.88 ± 0.15	0.77	0.79	0.80	0.80	0.72	0.71

Component by GC/FID	Five Year Average	2024-08-11	2024-08-01	2024-07-13	2024-07-02	2024-06-08	2024-06-01
Benzene (vol%)	0.12 ± 0.02	0.13	0.12	0.12	0.11	0.13	0.13
Toluene (vol%)	0.28 ± 0.06	0.30	0.28	0.27	0.21	0.29	0.26
Ethylbenzene (vol%)	0.05 ± 0.02	0.06	0.05	0.06	0.04	0.04	0.03
Xylenes (vol%)	0.33 ± 0.07	0.37	0.36	0.33	0.27	0.32	0.28

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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