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Period of Record Monthly Statistics for 312339092094501 - R-893
Annual monthly statistics of approved data for all data types.
Report date: 6/9/2019 10:21:10 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     Jan1970 30.36 1
 2     Jan1971 30.71 1
 3     Jan1975 44.77 1
 4     Jan1976 45.53 1
 5     Jan1984 53.68 1
 6     Jan1985 54.69 1
 7     Jan1980 63.55 1
 8     Jan1978 65.19 2
 9     Jan1986 65.85 1
10    Jan1987 67.76 1
11    Jan1981 68.80 1
12    Jan1982 69.05 1
13    Jan2011 71.51 32
14    Jan2017 72.95 1
15    Jan2016 74.60 5
16    Jan2015 75.62 1
17    Jan2012 75.69 32
18    Jan2018 76.34 1
19    Jan2013 78.34 25
20    Jan2014 79.67 32
Jan Median = 68.3      20 month-years    

 1     Feb1972 30.00 1
 2     Feb1974 34.41 1
 3     Feb1975 43.75 1
 4     Feb1976 53.81 1
 5     Feb1977 57.10 1
 6     Feb1979 63.78 1
 7     Feb2011 70.39 28
 8     Feb1987 70.69 1
 9     Feb2019 70.93 1
10    Feb2012 76.09 29
11    Feb2013 77.15 28
12    Feb2014 79.06 28
Feb Median = 67.09      12 month-years    

 1     Mar1970 29.29 1
 2     Mar1972 30.07 1
 3     Mar1971 30.58 1
 4     Mar1974 31.11 1
 5     Mar1983 53.38 1
 6     Mar1982 53.58 1
 7     Mar1977 53.95 1
 8     Mar1979 61.80 1
 9     Mar1978 63.53 1
10    Mar1980 63.65 1
11    Mar1986 65.10 1
12    Mar1981 68.10 1
13    Mar2003 70.05 1
14    Mar2011 73.81 31
15    Mar2013 74.41 31
16    Mar2015 74.78 8
17    Mar2012 75.57 31
18    Mar2014 78.22 31
Mar Median = 63.59      18 month-years    

 1     Apr1970 28.28 1
 2     Apr1971 29.70 1
 3     Apr1975 34.53 1
 4     Apr1976 44.67 1
 5     Apr1977 54.43 1
 6     Apr1984 54.68 1
 7     Apr1982 57.14 1
 8     Apr1983 57.30 1
 9     Apr1979 57.55 1
10    Apr1980 67.34 1
11    Apr2018 67.56 1
12    Apr1981 68.33 1
13    Apr2016 69.74 1
14    Apr2019 72.31 1
15    Apr2012 74.13 18
16    Apr2011 74.47 31
17    Apr2015 74.63 31
18    Apr2014 74.95 2
19    Apr2013 76.43 32
Apr Median = 67.34      19 month-years    

 1     May1971 30.40 1
 2     May1972 31.34 1
 3     May1974 33.76 1
 4     May1975 40.23 1
 5     May1976 47.13 1
 6     May1982 53.54 1
 7     May1984 54.12 1
 8     May1983 57.79 1
 9     May1979 57.93 1
10    May1981 58.85 2
11    May1985 59.80 1
12    May1978 62.38 1
13    May1986 67.22 1
14    May2013 70.11 31
15    May1987 70.80 1
16    May2016 71.91 1
17    May2017 72.25 1
18    May2015 75.80 31
19    May2011 76.84 31
20    May2014 79.06 9
May Median = 59.3      20 month-years    

 1     Jun1973 28.54 1
 2     Jun1970 29.01 1
 3     Jun1971 30.54 1
 4     Jun1974 33.50 1
 5     Jun1976 43.73 1
 6     Jun1977 47.96 1
 7     Jun1978 60.72 1
 8     Jun1980 60.72 1
 9     Jun2013 69.58 30
10    Jun2015 76.84 30
11    Jun2014 78.31 30
12    Jun2011 79.84 30
Jun Median = 54.34      12 month-years    

 1     Jul1971 31.10 1
 2     Jul1972 31.37 1
 3     Jul1974 35.75 1
 4     Jul1975 42.79 1
 5     Jul1973 43.29 1
 6     Jul1981 52.40 1
 7     Jul1977 54.77 1
 8     Jul1982 61.54 1
 9     Jul1983 62.11 1
10    Jul1978 62.47 1
11    Jul1979 63.83 1
12    Jul1986 65.80 1
13    Jul1980 69.58 1
14    Jul2013 72.23 32
15    Jul2018 73.61 1
16    Jul2017 74.35 1
17    Jul2016 75.58 1
18    Jul2014 77.48 32
19    Jul2011 80.31 32
20    Jul2015 80.92 32
21    Jul2012 86.93 1
Jul Median = 63.83      21 month-years    

 1     Aug1970 30.39 1
 2     Aug1971 31.38 1
 3     Aug1974 38.17 1
 4     Aug1975 42.99 1
 5     Aug1976 45.09 1
 6     Aug1982 57.52 1
 7     Aug1981 57.76 1
 8     Aug1984 61.01 1
 9     Aug1978 62.79 1
10    Aug1979 67.76 1
11    Aug2005 72.72 1
12    Aug2014 76.61 31
13    Aug2013 78.06 31
14    Aug2015 80.61 31
15    Aug2011 82.48 31
Aug Median = 61.01      15 month-years    

 1     Sep1970 30.90 1
 2     Sep1972 31.27 1
 3     Sep1973 40.47 1
 4     Sep1975 47.28 1
 5     Sep1981 52.55 1
 6     Sep1976 54.15 1
 7     Sep1977 57.47 1
 8     Sep1983 57.53 1
 9     Sep1979 60.15 1
10    Sep1980 60.84 1
11    Sep1978 63.32 1
12    Sep1984 64.49 1
13    Sep1986 65.09 1
14    Sep1985 67.88 1
15    Sep1982 72.04 1
16    Sep2014 75.90 30
17    Sep2015 78.50 30
18    Sep2013 80.33 30
19    Sep2011 81.11 30
Sep Median = 60.84      19 month-years    

 1     Oct1971 29.11 1
 2     Oct1970 30.68 1
 3     Oct1969 31.57 1
 4     Oct1973 36.23 1
 5     Oct1974 38.22 1
 6     Oct1981 54.77 1
 7     Oct1980 62.96 1
 8     Oct1979 63.88 1
 9     Oct1987 66.66 1
10    Oct2018 71.97 1
11    Oct2016 73.84 1
12    Oct2017 73.84 1
13    Oct2014 75.11 32
14    Oct2013 78.15 32
15    Oct2015 78.44 32
16    Oct2012 80.20 2
17    Oct2011 80.43 32
Oct Median = 66.66      17 month-years    

 1     Nov1971 30.35 1
 2     Nov1975 41.43 1
 3     Nov1976 53.18 1
 4     Nov1977 60.24 1
 5     Nov1982 63.20 1
 6     Nov1978 63.85 1
 7     Nov1989 66.05 1
 8     Nov2014 74.67 20
 9     Nov2015 76.02 30
10    Nov2013 77.08 30
11    Nov2011 79.21 30
Nov Median = 63.85      11 month-years    

 1     Dec1969 30.48 1
 2     Dec1973 33.31 1
 3     Dec1974 36.15 1
 4     Dec1975 49.14 1
 5     Dec1976 53.82 1
 6     Dec1982 57.13 1
 7     Dec1981 57.58 1
 8     Dec1978 63.10 1
 9     Dec1980 63.87 1
10    Dec1986 66.47 1
11    Dec1985 66.51 1
12    Dec1979 67.74 1
13    Dec2011 72.73 31
14    Dec2014 74.34 1
15    Dec2015 75.21 31
16    Dec2010 76.59 11
17    Dec2013 78.01 31
Dec Median = 63.87      17 month-years    

Source: (dbo.sp_MonthYearStats20100317a) - SPC - 1 - lev_va - Comp date: 6/9/2019 10:21:29 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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