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North Louisiana, Arkansas Refinery District API Gravity (Weighted Average) of Crude Oil Input to Refineries (Degree)
North Louisiana, Arkansas Refinery District API Gravity (Weighted Average) of Crude Oil Input to Refineries (Degree)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1985 33.55 34.19 34.70 31.88 31.23 32.03 31.36 32.78 31.94 32.52 31.98 31.80
  1986 32.87 34.51 32.74 32.03 31.32 32.78 32.51 32.93 33.08 33.34 32.95 34.52
  1987 34.58 34.93 35.20 34.65 34.50 34.10 32.79 33.91 33.74 33.40 33.92 33.56
  1988 33.81 34.52 34.09 33.63 33.96 33.36 34.01 33.67 32.67 33.27 33.08 33.51
  1989 34.91 33.77 33.90 34.81 33.96 33.15 33.73 33.49 34.13 34.08 34.00 33.32
  1990 33.29 33.01 34.39 33.63 33.43 33.98 32.89 33.75 33.55 33.70 33.65 33.60
  1991 33.56 33.50 33.78 33.63 33.61 34.32 34.65 34.35 34.37 35.78 34.41 33.72
  1992 34.01 34.22 33.02 33.94 34.48 33.85 33.95 32.48 32.11 32.63 32.66 32.38
  1993 33.11 33.21 32.95 32.94 32.77 32.53 31.88 32.67 31.55 31.30 30.86 31.93
  1994 32.71 31.70 32.08 31.98 31.71 31.83 31.19 31.46 31.51 31.02 32.18 31.90
  1995 31.77 32.21 31.38 33.55 32.58 31.22 30.93 32.26 30.41 29.68 30.16 31.25
  1996 30.05 31.07 30.39 30.77 30.93 30.50 30.46 30.85 30.83 30.69 29.82 30.68
  1997 30.38 30.31 30.22 31.38 31.22 29.88 32.26 30.57 30.60 30.21 31.19 30.19
  1998 31.40 31.75 31.50 30.68 30.79 30.68 30.83 30.66 30.84 30.70 30.72 30.30
  1999 30.91 30.50 29.51 30.67 31.38 30.88 31.11 30.99 31.32 30.93 30.52 29.88
  2000 30.10 29.07 29.05 30.20 30.18 30.72 30.88 30.26 30.91 30.59 30.28 30.50
  2001 30.82 32.03 30.57 28.13 27.93 27.68 26.87 27.18 27.01 26.47 26.93 27.10
  2002 28.44 26.89 26.82 27.25 27.42 26.79 27.17 26.96 26.91 27.88 27.70 27.49
  2003 28.63 28.62 28.90 28.24 28.12 27.66 27.52 27.75 27.52 31.57 27.96 28.69
  2004 28.88 27.83 27.04 27.39 28.71 29.17 28.93 29.14 28.67 27.04 27.62 28.34
  2005 27.22 27.39 28.27 28.06 27.76 27.44 27.90 27.21 27.60 27.53 28.06 27.28
  2006 27.57 27.70 28.17 28.00 27.87 27.70 27.10 27.63 27.45 27.32 27.74 28.67
  2007 28.41 28.35 30.99 31.12 29.83 30.06 30.09 29.92 30.26 30.28 29.80 29.78
  2008 31.30 33.10 31.38 31.17 31.17 30.00 30.75 32.02 29.97 30.88 31.09 32.45
  2009 32.16 31.48 32.03 32.46 31.19 30.94 30.29 29.63 30.88 32.39 30.81 30.45
  2010 32.05 31.13 30.74 30.74 30.90 30.91 30.75 31.46 31.85 32.17 30.90 29.98
  2011 29.82 29.22 29.15 30.60 29.06 28.81 29.56 29.61 29.01 29.48 31.06 30.69
  2012 31.26 30.82 30.51 30.49 30.55 32.16 30.76 30.43 29.56 30.70 31.78 29.61
  2013 30.69 31.60 30.20 30.68 30.87 30.12 29.69 28.90 28.61 29.34 29.13 28.31
  2014 29.33 32.44 32.58 31.47 30.77 31.69 31.46 30.14 30.59 29.76 31.12 31.65
  2015 31.96 32.85 31.52 31.95 31.10 32.03 32.04 31.54 32.62 32.20 32.42 31.87
  2016 33.78 32.20 32.12 32.13 31.61 32.22 31.88 31.70 32.00 31.10 31.03 31.96
  2017 31.14 30.99 33.55 33.19 31.84 31.16 32.34 31.26 31.51 30.85 30.98 31.51
  2018 30.50 30.80 31.78 30.72 31.43 31.43 31.34 31.30 29.56 29.85 30.60 30.88
  2019 30.54 30.03 29.57 28.86 30.47 29.88 30.15 30.39 29.09 29.98 30.40 30.28
  2020 29.67 30.79 30.98 31.90 30.06 29.42 29.69 29.54 30.81 29.65 29.67 30.64
  2021 31.34 28.04 26.61 29.71 31.00 30.49 31.42 33.24 31.28 33.18 32.18 32.21
  2022 31.64 31.13 32.66 31.74 31.84 31.99 32.25 32.24 31.26 32.27 31.40 32.38
  2023 29.82 31.41 31.33 34.21 32.08 30.97 32.29 30.93 30.91 32.39 34.28 32.70
  2024 32.22

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 3/29/2024
Next Release Date: 4/30/2024

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