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-1181 --- Date: September 10, 2024 --- Sample Location: Hardisty

The September 10th sample of Western Canadian Select saw slightly increased density and sulphur.

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Safety Data Sheets

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: 2024-09-10	6 Month Average	1 Year Average	5 Year Average
Density (kg/m³)	936.1	928.6	926.9	927.1
Gravity (°API)	19.5	20.8	21.0	21.0
Sulphur (wt%)	3.86	3.71	3.71	3.64
Micro Carbon Residue (wt%)	9.80	10.16	10.06	9.88
Sediment (ppmw)	208	254	231	209
Total Acid Number (mgKOH/g)	1.01	0.90	0.91	0.94
Salt (ptb)	12.3	10.3	10.0	12.0
Nickel (mg/kg)	54.8	56.2	54.8	54.7
Vanadium (mg/kg)	135.0	129.6	128.9	130.4

Component by GC/FID	Most Recent: 2024-09-10	6 Month Average	1 Year Average	5 Year Average
C3- (vol%)	0.09	0.08	0.09	0.10
iC4 iso-Butane (vol%)	0.74	0.69	0.80	0.89
nC4 n-Butane (vol%)	1.69	1.58	1.79	1.87
iC5 iso-Pentane (vol%)	2.47	2.74	2.65	2.39
nC5 n-Pentane (vol%)	2.74	3.01	2.93	2.63
C6 Hexanes (vol%)	4.08	4.34	4.27	3.94
C7 Heptanes (vol%)	2.98	3.17	3.15	3.03
C8 Octanes (vol%)	2.46	2.49	2.46	2.40
C9 Nonanes (vol%)	1.58	1.67	1.64	1.67
C10 Decanes (vol%)	0.77	0.78	0.80	0.88

Component by GC/FID	Most Recent: 2024-09-10	6 Month Average	1 Year Average	5 Year Average
Benzene (vol%)	0.12	0.13	0.13	0.13
Toluene (vol%)	0.28	0.30	0.30	0.29
Ethylbenzene (vol%)	0.05	0.05	0.05	0.05
Xylenes (vol%)	0.36	0.33	0.33	0.33

Mass % Recovered by ASTM D7169	Most Recent: 2024-09-01 (°C)	5 Year Average (°C)	Most Recent: 2024-09-01 (°F)	5 Year Average (°F)
IBP	34.7	19.2	94.5	66.6
5	38.7	46.6	101.7	115.9
10	142.3	114.4	288.1	237.9
20	289.8	250.2	553.6	482.4
30	367.1	329.4	692.8	624.9
40	429.5	396.5	805.1	745.7
50	500.7	460.4	933.3	860.7
60	569.1	532.7	1,056.4	990.9
70	643.4	615.7	1,190.1	1,140.3
80	719.2	702.8	1,326.6	1,297.0
90	---	---	---	---
95	---	---	---	---
99	---	---	---	---

Component by GC/FID	Most Recent: 2024-09-10	6 Month Average	1 Year Average	5 Year Average
C3- (mass%)	0.05	0.05	0.05	0.05
iC4 iso-Butane (mass%)	0.45	0.42	0.49	0.55
nC4 n-Butane (mass%)	1.06	1.00	1.14	1.19
iC5 iso-Pentane (mass%)	1.65	1.84	1.79	1.61
nC5 n-Pentane (mass%)	1.85	2.05	1.99	1.79
Hexanes (mass%)	2.89	3.10	3.06	2.82
Heptanes (mass%)	2.19	2.35	2.33	2.25
Octanes (mass%)	1.86	1.90	1.88	1.83
Nonanes (mass%)	1.22	1.30	1.28	1.30
Decanes (mass%)	0.60	0.62	0.63	0.69

Component by GC/FID	Most Recent: 2024-09-10	6 Month Average	1 Year Average	5 Year Average
Benzene (mass%)	0.11	0.12	0.12	0.12
Toluene (mass%)	0.26	0.28	0.28	0.27
Ethylbenzene (mass%)	0.05	0.05	0.05	0.05
Xylenes (mass%)	0.33	0.31	0.31	0.31

Property (units)	Five Year Average	2024-09-10	2024-09-01	2024-08-11	2024-08-01	2024-07-13	2024-07-02
Density (kg/m³)	927.1 ± 5.2	936.1	933.7	931.2	935.7	933.6	932.7
Gravity (°API)	21.0 ± 0.8	19.5	19.9	20.3	19.6	19.9	20.1
Sulphur (wt%)	3.64 ± 0.11	3.86	3.71	3.77	3.78	3.92	3.80
Micro Carbon Residue (wt%)	9.88 ± 0.34	9.80	11.70	10.40	10.20	10.00	10.00
Sediment (ppmw)	209 ± 69	208	---	---	189	188	---
Total Acid Number (mgKOH/g)	0.94 ± ND	1.01	0.99	0.89	0.93	0.78	1.00
Salt (ptb)	12.0 ± 4.0	12.3	---	---	11.8	12.3	---
Nickel (mg/kg)	54.7 ± 3.6	54.8	62.5	56.5	54.9	55.7	54.6
Vanadium (mg/kg)	130.4 ± 6.0	135.0	135.0	129.0	125.0	132.0	129.0

Component by GC/FID	Five Year Average	2024-09-10	2024-09-01	2024-08-11	2024-08-01	2024-07-13	2024-07-02
C3- (vol%)	0.10 ± 0.02	0.09	0.09	0.07	0.07	0.07	0.07
iC4 iso-Butane (vol%)	0.89 ± 0.13	0.74	0.61	0.64	0.59	0.66	0.66
nC4 n-Butane (vol%)	1.87 ± 0.29	1.69	1.59	1.47	1.43	1.44	1.47
iC5 iso-Pentane (vol%)	2.39 ± 0.35	2.47	2.93	2.55	2.26	2.48	2.48
nC5 n-Pentane (vol%)	2.63 ± 0.39	2.74	3.30	2.83	2.53	2.75	2.78
C6 Hexanes (vol%)	3.94 ± 0.47	4.08	4.93	4.11	3.95	3.97	3.91
C7 Heptanes (vol%)	3.03 ± 0.37	2.98	3.27	3.03	2.98	2.92	2.86
C8 Octanes (vol%)	2.40 ± 0.38	2.46	2.45	2.43	2.45	2.41	2.39
C9 Nonanes (vol%)	1.67 ± 0.29	1.58	1.51	1.55	1.56	1.75	1.80
C10 Decanes (vol%)	0.88 ± 0.15	0.77	0.71	0.77	0.79	0.80	0.80

Component by GC/FID	Five Year Average	2024-09-10	2024-09-01	2024-08-11	2024-08-01	2024-07-13	2024-07-02
Benzene (vol%)	0.13 ± 0.02	0.12	0.15	0.13	0.12	0.12	0.11
Toluene (vol%)	0.29 ± 0.06	0.28	0.31	0.30	0.28	0.27	0.21
Ethylbenzene (vol%)	0.05 ± 0.01	0.05	0.05	0.06	0.05	0.06	0.04
Xylenes (vol%)	0.33 ± 0.07	0.36	0.34	0.37	0.36	0.33	0.27

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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Safety Data Sheets

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