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Period of Record Monthly Statistics for 310453092022901 - Av-164
Annual monthly statistics of approved data for all data types.
Report date: 9/15/2019 2:29:06 AM

Note: Monthly medians are calculated for months having 10 or more month/years of data

Tip: Click the median value to view its component water-levels.

This table is sorted by 1) Month and 2) Median Value (ascending)    
#     MonthYearMedian# of values
 1     Jan1976 34.91 1
 2     Jan1975 35.46 1
 3     Jan1995 36.08 1
 4     Jan1993 36.26 1
 5     Jan1994 36.43 1
 6     Jan1990 36.87 1
 7     Jan1968 36.97 1
 8     Jan1996 37.34 1
 9     Jan1973 37.47 1
10    Jan1972 37.50 1
11    Jan1997 37.56 1
12    Jan1998 37.69 1
13    Jan2005 37.69 1
14    Jan1991 37.77 1
15    Jan2003 38.24 1
16    Jan1999 38.27 1
17    Jan2004 38.52 1
18    Jan1971 38.53 1
19    Jan2006 38.56 1
20    Jan2009 38.82 1
21    Jan2017 38.84 1
22    Jan2010 38.93 1
23    Jan1969 39.21 1
24    Jan2016 39.24 1
25    Jan2000 39.28 1
26    Jan2002 39.33 1
27    Jan2007 39.33 1
28    Jan2011 39.63 1
29    Jan2008 39.74 1
30    Jan2015 39.90 1
31    Jan2012 40.56 1
32    Jan2001 40.60 1
33    Jan2014 40.63 1
34    Jan1967 41.26 1
Jan Median = 38.53      34 month-years    

 1     Feb1974 34.79 1
 2     Feb1970 37.41 1
 3     Feb1992 37.43 1
 4     Feb2019 37.85 1
 5     Feb2018 39.51 1
 6     Feb2013 40.14 2
 7     Feb1967 41.16 1

 1     Mar1978 35.76 1
 2     Mar1977 35.86 1
 3     Mar1972 36.56 1
 4     Mar1969 36.73 1
 5     Mar1986 36.79 1
 6     Mar1971 36.92 1
 7     Mar1979 37.27 1
 8     Mar1987 37.67 1
 9     Mar1967 40.87 1

 1     Apr1974 34.24 1
 2     Apr1976 34.46 1
 3     Apr1975 34.50 1
 4     Apr1993 35.42 1
 5     Apr1992 35.53 1
 6     Apr1973 35.56 1
 7     Apr1994 35.66 1
 8     Apr1990 35.95 1
 9     Apr1998 36.61 1
10    Apr2005 36.75 1
11    Apr1967 37.00 1
12    Apr1991 37.28 1
13    Apr1966 37.38 1
14    Apr1999 37.39 1
15    Apr2018 37.55 1
16    Apr2004 37.68 1
17    Apr2010 38.01 1
18    Apr2019 38.01 1
19    Apr2003 38.02 1
20    Apr2006 38.17 1
21    Apr2002 38.27 1
22    Apr2009 38.42 1
23    Apr2016 38.45 1
24    Apr2008 38.85 1
25    Apr2011 39.18 1
26    Apr2015 39.25 1
27    Apr2013 39.39 1
28    Apr2000 39.43 1
29    Apr2012 39.49 1
30    Apr2001 39.88 1
31    Apr2014 40.08 1
Apr Median = 37.68      31 month-years    

 1     May1995 35.63 1
 2     May1968 36.31 1
 3     May1997 36.34 1
 4     May1970 36.98 1
 5     May1996 37.04 1
 6     May2017 38.00 1
 7     May2007 38.82 1
 8     May1966 39.07 2

 1     Jun1975 33.78 1
 2     Jun1976 34.74 1
 3     Jun1977 35.57 1
 4     Jun1979 36.07 1
 5     Jun1966 36.53 2
 6     Jun1967 36.62 1
 7     Jun1969 36.73 1
 8     Jun1972 36.77 1
 9     Jun1971 36.90 1

 1     Jul1973 34.32 1
 2     Jul1974 34.90 1
 3     Jul1993 35.20 1
 4     Jul2011 35.63 1
 5     Jul1995 35.95 1
 6     Jul1990 35.97 1
 7     Jul1994 35.97 1
 8     Jul1991 36.01 1
 9     Jul1997 36.42 1
10    Jul2004 37.30 1
11    Jul1998 37.33 1
12    Jul2019 37.37 1
13    Jul1996 37.43 1
14    Jul1966 37.45 1
15    Jul1999 37.52 1
16    Jul2005 37.55 1
17    Jul2003 37.82 1
18    Jul2017 37.82 1
19    Jul2018 38.10 1
20    Jul2016 38.63 1
21    Jul2002 38.68 1
22    Jul2010 38.82 1
23    Jul2006 38.83 1
24    Jul2009 38.85 1
25    Jul2015 38.85 1
26    Jul2008 38.98 1
27    Jul2007 39.14 1
28    Jul2013 39.65 1
29    Jul2000 39.70 1
30    Jul2001 39.76 1
31    Jul2014 39.80 1
32    Jul2012 40.15 1
Jul Median = 37.69      32 month-years    

 1     Aug1987 36.60 1
 2     Aug1966 36.95 1
 3     Aug1986 37.23 1
 4     Aug2003 37.79 1

 1     Sep1976 35.41 1
 2     Sep1989 35.94 2
 3     Sep1967 37.38 1
 4     Sep1986 37.53 1
 5     Sep2017 37.83 1
 6     Sep1985 37.94 1
 7     Sep1966 37.97 1
 8     Sep1992 41.65 1

 1     Oct1975 34.74 1
 2     Oct1973 35.39 1
 3     Oct1974 35.81 1
 4     Oct1994 35.91 1
 5     Oct1993 36.34 2
 6     Oct1995 36.96 1
 7     Oct1968 37.35 1
 8     Oct1969 37.52 1
 9     Oct1997 37.60 1
10    Oct1971 37.77 1
11    Oct1996 37.89 1
12    Oct1972 38.09 1
13    Oct2017 38.12 1
14    Oct1998 38.15 1
15    Oct2004 38.16 1
16    Oct1970 38.17 1
17    Oct2005 38.28 1
18    Oct2003 38.48 1
19    Oct1999 38.58 1
20    Oct2016 38.64 1
21    Oct2018 38.88 1
22    Oct2008 39.21 1
23    Oct2010 39.25 1
24    Oct2006 39.54 1
25    Oct2002 39.58 1
26    Oct2015 39.69 1
27    Oct2007 39.70 1
28    Oct2001 39.85 1
29    Oct2014 39.87 1
30    Oct2013 40.58 1
31    Oct2012 40.59 1
32    Oct2000 40.62 1
33    Oct2011 41.51 1
34    Oct1966 41.69 1
Oct Median = 38.38      34 month-years    

 1     Nov1989 36.73 1
 2     Nov1987 37.25 1
 3     Nov1993 37.87 1
 4     Nov2009 39.64 1
 5     Nov1966 41.60 1
 6     Nov1992 41.90 1

 1     Dec1976 36.19 1
 2     Dec1977 36.24 1
 3     Dec1991 36.80 1
 4     Dec1985 36.90 1
 5     Dec1986 37.87 1
 6     Dec1966 41.36 1

Source: (dbo.sp_MonthYearStats20100317a) - SPC - 1 - lev_va - Comp date: 9/15/2019 2:29:21 AM - Ver: 05-47-0009
  • The data you have obtained are from an automated U.S. Geological Survey database and may be subject to revision. The data are released on the condition that neither the USGS nor the United States Government may be held liable for any damages resulting from its use.
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  • These data may be subject to significant change and are not citeable until reviewed and approved by the U.S. Geological Survey.
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