View History:  Monthly  
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Pennsylvania Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year  (Percent)
Pennsylvania Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year (Percent)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1991 18.8 22.4 37.0 33.4 9.7 -8.5 -17.7 -19.9 -17.0 -13.4 -15.2 -11.2
  1992 3.5 -5.5 -31.8 -29.7 -19.1 -4.4 1.5 3.8 2.9 5.0 9.1 6.0
  1993 8.3 -16.5 -29.1 -13.2 -5.0 -0.1 5.0 3.1 4.8 0.9 -1.5 -3.3
  1994 -21.0 -19.2 13.5 27.9 24.0 18.3 16.9 15.8 5.8 6.1 2.3 5.6
  1995 35.1 43.1 48.4 8.5 1.3 -0.3 -7.1 -8.1 -0.4 0.3 -7.1 -19.6
  1996 -32.3 -32.6 -49.9 -39.0 -28.4 -18.3 -0.5 4.4 0.7 -0.2 3.9 26.8
  1997 31.1 63.7 89.6 41.7 24.2 9.7 -4.5 -6.2 -2.2 -2.4 -0.3 -8.7
  1998 5.7 9.8 22.4 52.3 49.3 32.7 23.0 11.1 3.1 4.1 12.5 17.6
  1999 6.7 4.2 0.9 -4.2 -8.9 -9.4 -9.9 -3.5 0.8 0.5 -0.8 -9.3
  2000 -22.7 -35.8 -22.7 -31.3 -20.8 -14.5 -4.8 -6.0 -3.5 -1.2 -6.1 -16.8
  2001 -3.8 7.9 -27.9 6.2 12.3 16.7 13.6 10.0 6.1 5.7 15.2 40.8
  2002 61.4 78.3 128.9 63.1 27.1 17.0 6.9 6.0 4.7 -2.8 -7.7 -16.6
  2003 -41.0 -58.7 -52.6 -48.7 -27.8 -18.6 -13.7 -8.6 -3.9 3.5 5.3 14.9
  2004 26.5 53.4 45.5 46.5 15.6 8.5 11.7 10.2 4.7 2.0 1.7 -2.7
  2005 7.8 19.7 -3.1 7.1 9.5 3.7 -1.9 -4.3 -4.0 -2.1 0.2 1.3
  2006 32.0 37.0 69.3 50.6 29.0 21.8 10.4 9.8 7.4 -2.0 -0.7 10.2
  2007 -3.6 -23.2 -26.4 -33.9 -19.6 -13.7 -3.7 -4.0 -3.6 4.3 -1.5 -11.5
  2008 -17.5 -7.3 -16.9 -3.6 -12.3 -14.8 -12.1 -1.0 -1.8 -3.1 -4.3 -2.6
  2009 -15.7 -8.4 5.7 9.3 17.4 23.1 18.7 8.4 7.1 4.8 10.2 8.3
  2010 22.8 18.3 34.6 29.2 9.5 -1.3 -5.6 -6.4 -5.3 -0.5 -2.6 -8.2
  2011 -11.1 -11.2 -23.2 -22.8 -18.3 -13.4 -11.2 -8.5 -3.3 -2.0 1.5 18.0
  2012 35.9 61.7 96.5 72.5 49.9 36.5 22.5 13.1 4.0 1.6 -6.5 -3.3
  2013 -3.3 -14.5 -38.0 -34.9 -25.6 -17.4 -11.7 -10.1 -5.6 -6.2 -5.0 -15.3
  2014 -30.3 -47.9 -58.5 -48.7 -31.3 -22.2 -14.8 -6.5


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 10/31/2014
Next Release Date: 11/28/2014

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