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Period of Record Monthly Statistics for 350724089555600 - Sh:K-066
Annual monthly statistics of approved data for all data types.

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

Jan1946 99.38 1
Jan1947 105.27 1
Jan1948 113.58 1
Jan1951 116.90 1
Jan1950 119.85 1
Jan1952 120.40 1
Jan1953 120.50 1
Jan2019 125.34 1
Jan1959 125.50 1
Jan1960 126.10 1
Jan2017 126.26 1
Jan1958 126.40 1
Jan1957 127.20 1
Jan1961 127.30 1
Jan1955 127.60 1
Jan1954 127.90 1
Jan2018 128.40 1
Jan1956 128.60 1
Jan2015 131.14 1
Jan1962 132.20 1
Jan2016 132.68 2
Jan2010 133.79 1
Jan2014 135.22 2
Jan2013 135.28 2
Jan1949 135.33 1
Jan1974 135.50 1
Jan2011 135.60 1
Jan1963 135.70 1
Jan2012 136.30 1
Jan1970 137.00 1
Jan1969 138.00 1
Jan2009 138.15 2
Jan1965 140.20 1
Jan1968 140.40 1
Jan1964 141.00 1
Jan1966 142.50 1
Jan1967 142.60 1
Jan1981 143.14 32
Jan1971 143.60 1
Jan1972 144.20 1
Jan1995 144.37 33
Jan2008 146.78 1
Jan1973 146.83 1
Jan1979 146.95 32
Jan1992 147.10 32
Jan1998 147.75 2
Jan1978 149.24 7
Jan1976 149.34 1
Jan1986 150.15 32
Jan1999 150.20 1
Jan1997 150.65 2
Jan1980 150.93 32
Jan1985 150.94 31
Jan1996 151.00 1
Jan1982 151.06 32
Jan2002 151.95 2
Jan2001 152.78 1
Jan1977 152.85 32
Jan1993 153.43 32
Jan1989 153.98 32
Jan2000 154.10 1
Jan1994 154.69 31
Jan1983 155.50 32
Jan1988 155.86 32
Jan1975 156.90 1
Jan1990 157.34 32
Jan1991 158.36 32
Jan1984 158.63 32
Jan1987 159.37 30

Feb1946 99.83 1
Feb1947 105.22 1
Feb1948 114.38 1
Feb1950 118.22 1
Feb1951 119.10 1
Feb1952 119.60 1
Feb1953 123.50 1
Feb2018 125.68 2
Feb1954 125.80 1
Feb1960 125.80 1
Feb1955 126.80 1
Feb1959 127.10 1
Feb1957 127.30 1
Feb1958 127.50 1
Feb1961 127.50 1
Feb1956 128.20 1
Feb2017 128.23 1
Feb2016 128.71 1
Feb1962 132.10 1
Feb2005 133.48 1
Feb2011 133.82 2
Feb2006 134.68 2
Feb2013 135.96 1
Feb2008 136.50 1
Feb2012 136.63 2
Feb1970 136.70 1
Feb1963 136.80 1
Feb1974 137.00 1
Feb1968 137.50 1
Feb1949 137.77 1
Feb2010 139.05 1
Feb1969 139.60 1
Feb1964 140.80 1
Feb1965 140.90 1
Feb1967 141.00 1
Feb1966 142.50 1
Feb1993 143.68 28
Feb2007 143.74 2
Feb1972 143.80 1
Feb1971 144.60 1
Feb1981 145.11 29
Feb1999 145.30 1
Feb2004 145.52 1
Feb1973 146.65 1
Feb1997 146.80 1
Feb1979 147.05 29
Feb1995 148.68 29
Feb1978 148.89 13
Feb1986 149.46 29
Feb1976 149.81 1
Feb1977 152.10 29
Feb1994 152.54 28
Feb1980 152.85 30
Feb1992 153.31 30
Feb1985 153.52 30
Feb1975 154.03 1
Feb1982 154.65 29
Feb1989 154.85 28
Feb1988 155.10 29
Feb1983 155.41 29
Feb1990 155.56 29
Feb1984 155.72 30
Feb1991 155.72 30
Feb1987 156.55 28
Feb2000 156.70 1
Feb1996 157.90 1
Feb2003 158.02 1

Mar1946 99.09 1
Mar1947 105.26 1
Mar1948 112.91 1
Mar1950 117.90 1
Mar1952 119.40 1
Mar1951 119.90 1
Mar2017 123.79 1
Mar1959 125.10 1
Mar1960 125.60 1
Mar1953 126.00 1
Mar1957 126.20 1
Mar1954 126.70 1
Mar1955 127.10 1
Mar1956 127.20 1
Mar2016 127.58 1
Mar1958 128.00 1
Mar1961 128.20 1
Mar1962 129.60 1
Mar2015 130.80 2
Mar2005 132.42 2
Mar2011 132.89 1
Mar2014 133.55 2
Mar1970 134.00 1
Mar2012 134.09 1
Mar2006 135.70 1
Mar1974 135.79 1
Mar1963 135.90 1
Mar2013 136.75 1
Mar2010 136.82 2
Mar1965 137.40 1
Mar2009 137.84 2
Mar1949 138.36 1
Mar1964 139.00 1
Mar1969 139.60 1
Mar1972 142.30 1
Mar1966 142.70 1
Mar2004 143.33 2
Mar2007 143.92 1
Mar1967 144.40 1
Mar1998 144.50 1
Mar1999 144.80 1
Mar1971 144.90 1
Mar1968 145.10 1
Mar1979 145.37 32
Mar1994 145.50 33
Mar1973 145.56 1
Mar1993 146.76 33
Mar2000 146.90 2
Mar1981 148.45 32
Mar1976 148.70 1
Mar1978 149.20 30
Mar2002 149.27 1
Mar1995 149.28 31
Mar1992 149.92 31
Mar1986 150.51 32
Mar1991 150.75 32
Mar2003 150.77 1
Mar1975 150.81 1
Mar1988 150.94 33
Mar1996 151.40 1
Mar1977 151.80 27
Mar1980 153.66 32
Mar1989 153.66 33
Mar2001 153.80 1
Mar1982 154.17 32
Mar1985 155.10 32
Mar1987 155.53 33
Mar1983 155.62 32
Mar1984 155.80 32
Mar1990 159.31 32

Apr1947 104.65 1
Apr1946 107.20 1
Apr1948 112.45 1
Apr1950 117.41 1
Apr1951 118.40 1
Apr1952 119.90 1
Apr1954 124.70 1
Apr2017 124.78 1
Apr1958 125.80 1
Apr1959 125.90 1
Apr1956 126.00 1
Apr1953 126.20 1
Apr2018 126.31 2
Apr1960 126.40 1
Apr1957 126.60 1
Apr1955 127.20 1
Apr1961 128.80 1
Apr2015 129.52 2
Apr1962 131.28 1
Apr2005 131.99 1
Apr2013 132.34 1
Apr1963 134.10 1
Apr2007 135.97 1
Apr1949 136.21 1
Apr2009 136.81 1
Apr1969 136.90 1
Apr1970 137.20 1
Apr1964 138.10 1
Apr1974 138.52 1
Apr2010 138.64 1
Apr2008 140.72 1
Apr1999 140.90 1
Apr1965 142.80 1
Apr1973 142.84 1
Apr1966 143.50 1
Apr1980 143.64 31
Apr1979 143.96 31
Apr1971 144.00 1
Apr1998 144.20 2
Apr1968 144.40 1
Apr1972 144.80 1
Apr2002 146.36 1
Apr2004 146.55 1
Apr1967 146.70 1
Apr1975 147.60 1
Apr1996 147.70 2
Apr1993 148.28 31
Apr1981 148.65 31
Apr1976 150.00 1
Apr1982 150.04 31
Apr1978 150.50 13
Apr1997 150.60 1
Apr2003 151.84 1
Apr2001 152.47 1
Apr1994 152.61 31
Apr1988 153.55 31
Apr1991 154.05 31
Apr1986 154.17 31
Apr1995 154.48 32
Apr1984 155.08 31
Apr1983 155.13 31
Apr1990 155.43 31
Apr1992 155.50 32
Apr1987 155.90 30
Apr1985 156.54 31
Apr1989 157.61 30

May1947 108.28 1
May1946 116.51 1
May1948 116.52 1
May1950 120.20 1
May1949 121.85 1
May1951 123.10 1
May1958 124.00 1
May1952 125.00 1
May1959 125.20 1
May1954 125.70 1
May1956 126.40 1
May2016 127.00 2
May1955 127.10 1
May1957 127.50 1
May1960 128.60 1
May1953 128.90 1
May2017 129.41 1
May2014 132.10 2
May1961 132.80 1
May1962 133.40 1
May1963 134.40 1
May2011 134.84 2
May1964 135.20 1
May1969 135.90 1
May2012 136.55 1
May2013 136.95 1
May2008 137.37 2
May2009 137.48 1
May1968 138.30 1
May1966 139.70 1
May1970 140.10 1
May1967 141.20 1
May1965 142.70 1
May1974 143.78 1
May1973 146.02 1
May1971 146.30 1
May2003 146.36 2
May1999 146.75 2
May1997 146.80 1
May1972 146.90 1
May2006 146.90 1
May2002 147.68 2
May1980 148.45 32
May1975 149.15 1
May2007 150.55 1
May2000 150.70 1
May1978 150.71 32
May1996 151.00 1
May1993 152.94 32
May1995 153.33 32
May1979 153.57 32
May1990 154.19 32
May1984 154.63 32
May1981 154.84 32
May1983 154.85 32
May1994 154.94 32
May1985 155.08 32
May1976 155.83 1
May1982 156.00 32
May2001 156.07 2
May1991 156.53 32
May1986 156.55 32
May1992 158.32 31
May1989 159.95 32
May1987 160.93 32
May1988 163.31 32

Jun1947 115.77 1
Jun1946 115.97 1
Jun1948 118.42 1
Jun1949 123.60 1
Jun1950 123.74 1
Jun1951 125.00 1
Jun1954 125.00 1
Jun1959 125.40 1
Jun1958 125.90 1
Jun1955 127.80 1
Jun1960 128.40 1
Jun1956 128.50 1
Jun2017 128.58 1
Jun1957 128.70 1
Jun2016 128.79 1
Jun2018 129.44 1
Jun1952 130.00 1
Jun1953 133.70 1
Jun1962 134.30 1
Jun1961 134.50 1
Jun2014 134.80 1
Jun2011 136.95 1
Jun1964 137.10 1
Jun2012 138.01 1
Jun2010 138.23 1
Jun1969 139.60 1
Jun2013 140.53 1
Jun1965 140.80 1
Jun1963 141.00 1
Jun1967 142.50 1
Jun1970 143.00 1
Jun2009 144.11 1
Jun1974 144.23 1
Jun1968 145.20 1
Jun1966 145.30 1
Jun2008 146.12 1
Jun1971 146.20 1
Jun2005 147.57 2
Jun1973 147.59 1
Jun2007 147.85 1
Jun1997 148.75 2
Jun2004 149.28 2
Jun2003 150.31 1
Jun1972 150.80 1
Jun1978 151.37 31
Jun2006 151.39 1
Jun1980 151.79 31
Jun2000 152.51 2
Jun1975 153.76 1
Jun1981 155.00 25
Jun1979 155.36 31
Jun1999 156.50 1
Jun1992 156.59 32
Jun1976 156.68 1
Jun1982 156.70 31
Jun1983 156.83 31
Jun1986 157.49 31
Jun1993 157.68 30
Jun1998 158.20 1
Jun1985 158.46 31
Jun1994 158.50 31
Jun1984 158.88 31
Jun1989 161.38 32
Jun1987 161.39 31
Jun1991 161.43 31
Jun1995 162.31 31
Jun2002 162.71 1
Jun1990 163.13 31
Jun1977 165.24 15
Jun1988 168.31 31

Jul1946 116.52 1
Jul1948 118.07 1
Jul1947 119.97 1
Jul1949 122.30 1
Jul1950 123.78 1
Jul1958 125.20 1
Jul1959 126.30 1
Jul1951 126.60 1
Jul2019 126.62 1
Jul1955 127.50 1
Jul1957 128.70 1
Jul1956 129.50 1
Jul1952 130.00 1
Jul2018 130.86 1
Jul1960 131.30 1
Jul1953 133.60 1
Jul1954 133.60 1
Jul1962 134.10 1
Jul1963 136.20 1
Jul1961 137.10 1
Jul2015 137.21 2
Jul2013 139.69 1
Jul1965 140.00 1
Jul1964 141.40 1
Jul1967 142.90 1
Jul1969 143.70 1
Jul1970 143.80 1
Jul2011 144.96 1
Jul2003 145.33 1
Jul1968 145.90 1
Jul1966 146.30 1
Jul2012 146.50 2
Jul2004 146.78 1
Jul2010 147.30 2
Jul1973 147.49 1
Jul1971 148.80 1
Jul1972 150.90 1
Jul1978 152.22 32
Jul1976 152.80 1
Jul1997 154.00 1
Jul1974 154.85 1
Jul1975 156.49 1
Jul1996 156.55 2
Jul1998 156.55 2
Jul1979 156.79 28
Jul1980 158.10 32
Jul1981 158.31 32
Jul1994 158.33 21
Jul1983 159.10 32
Jul1985 159.16 32
Jul1982 159.79 32
Jul1993 159.83 33
Jul1984 160.45 32
Jul2001 160.74 1
Jul1977 160.78 32
Jul1992 161.43 32
Jul1989 161.55 32
Jul1988 162.38 32
Jul1999 162.40 1
Jul1995 162.74 32
Jul1991 163.44 32
Jul1987 164.90 32
Jul1990 165.17 31
Jul1986 165.80 31

Aug1946 117.11 1
Aug1947 120.47 1
Aug1948 120.58 1
Aug1949 123.87 1
Aug1950 125.24 1
Aug1958 127.00 1
Aug1951 127.10 1
Aug1959 127.90 1
Aug2019 128.06 1
Aug2016 128.56 1
Aug1957 129.10 1
Aug1955 129.20 1
Aug1952 130.60 1
Aug1956 130.80 1
Aug2018 132.32 2
Aug1953 133.50 1
Aug1954 133.50 1
Aug2014 135.50 1
Aug1962 135.60 1
Aug1960 136.20 1
Aug1961 138.10 1
Aug1963 139.10 1
Aug1965 140.20 1
Aug2013 140.32 1
Aug1967 142.00 1
Aug1964 142.50 1
Aug1970 143.50 1
Aug2009 146.55 2
Aug1973 146.58 1
Aug1968 147.00 1
Aug1969 147.00 1
Aug2010 147.30 1
Aug1966 147.50 1
Aug2005 147.52 2
Aug1971 147.80 1
Aug1978 148.04 32
Aug1976 148.50 1
Aug1996 151.00 1
Aug1972 151.30 1
Aug2002 152.52 2
Aug2008 153.20 1
Aug1979 153.70 32
Aug2007 154.76 2
Aug2006 155.67 1
Aug1974 157.19 1
Aug2000 157.45 1
Aug1975 158.11 1
Aug1977 158.41 32
Aug1984 158.88 32
Aug1997 159.00 1
Aug1982 159.55 32
Aug1980 159.92 32
Aug1995 160.10 32
Aug1981 160.13 32
Aug1985 160.33 32
Aug1983 160.42 32
Aug1993 160.95 32
Aug1994 161.18 32
Aug1992 162.75 20
Aug1991 164.46 32
Aug1990 164.73 33
Aug2001 165.67 2
Aug1986 165.71 32
Aug1987 166.30 32
Aug1989 167.06 32
Aug1988 169.58 31

Sep1947 115.39 1
Sep1946 115.44 1
Sep1948 120.65 1
Sep1949 123.55 1
Sep1950 124.60 1
Sep1958 125.50 1
Sep1951 126.87 1
Sep1957 127.90 1
Sep2017 128.09 1
Sep1959 128.60 1
Sep1956 129.30 1
Sep1952 129.50 1
Sep2015 130.25 1
Sep1955 130.60 1
Sep2016 131.51 2
Sep2019 132.78 1
Sep1953 132.90 1
Sep1954 133.70 1
Sep1960 136.30 1
Sep1962 137.10 1
Sep2012 137.61 1
Sep2013 137.88 1
Sep2014 138.02 1
Sep1961 138.30 1
Sep1963 138.40 1
Sep1965 139.00 1
Sep1973 140.31 1
Sep2009 141.36 1
Sep1964 141.50 1
Sep2003 143.37 1
Sep2005 143.39 1
Sep1970 143.60 1
Sep1967 145.80 1
Sep1968 146.00 1
Sep2008 146.07 1
Sep2011 146.36 1
Sep1969 146.60 1
Sep1966 146.80 1
Sep2004 149.19 2
Sep1976 149.50 1
Sep1971 150.30 1
Sep2007 151.38 1
Sep1978 152.83 31
Sep1972 153.10 1
Sep1979 154.99 31
Sep1984 155.19 30
Sep2006 155.37 1
Sep1977 155.39 31
Sep1999 155.40 2
Sep1981 156.36 31
Sep1998 157.25 2
Sep1980 157.82 31
Sep1992 158.17 30
Sep1975 158.29 1
Sep1997 159.50 1
Sep1982 159.64 31
Sep1993 159.81 31
Sep1985 160.18 30
Sep1983 160.20 31
Sep1974 160.95 1
Sep1994 161.92 12
Sep1989 162.90 31
Sep1995 163.56 31
Sep1988 164.26 31
Sep1990 164.26 31
Sep1987 164.76 30
Sep1986 164.81 32
Sep1991 165.39 30
Sep2000 171.05 1

Oct1946 109.32 1
Oct1947 114.98 1
Oct1948 121.69 1
Oct1949 123.38 1
Oct1950 125.15 1
Oct2019 125.26 1
Oct1958 125.50 1
Oct1951 125.91 1
Oct1957 127.70 1
Oct1959 127.75 1
Oct1952 129.00 1
Oct1956 129.10 1
Oct2017 129.23 1
Oct1955 130.20 1
Oct2015 130.70 1
Oct1953 132.30 1
Oct2014 133.47 1
Oct1954 133.80 1
Oct2016 134.42 1
Oct1960 134.60 1
Oct1962 136.50 1
Oct2011 137.70 1
Oct1961 138.10 1
Oct2009 139.34 1
Oct1963 139.40 1
Oct1965 140.50 1
Oct1973 140.70 1
Oct2005 141.09 1
Oct1964 142.00 1
Oct1970 142.60 1
Oct2012 142.75 1
Oct1968 143.70 1
Oct2004 144.50 1
Oct1971 145.00 1
Oct2010 145.26 1
Oct1967 145.50 1
Oct1976 145.79 26
Oct2008 146.51 1
Oct1966 146.70 1
Oct1997 147.40 1
Oct2003 147.56 2
Oct1969 147.70 1
Oct2002 148.31 2
Oct1972 148.50 1
Oct1979 151.34 32
Oct2006 151.51 2
Oct1980 152.59 32
Oct1978 153.71 32
Oct1995 153.80 1
Oct1982 153.89 32
Oct1988 153.90 33
Oct1999 154.30 1
Oct1977 155.08 32
Oct1984 155.80 33
Oct1981 156.01 32
Oct1994 156.02 30
Oct1996 156.20 2
Oct1985 156.32 33
Oct1983 157.69 32
Oct1975 157.96 1
Oct1989 157.98 31
Oct2001 159.18 2
Oct1993 159.43 32
Oct1974 159.53 1
Oct1992 159.70 33
Oct2000 159.98 1
Oct1991 160.51 33
Oct1986 162.29 32
Oct1987 163.40 32

Nov1946 100.89 1
Nov1947 114.35 1
Nov1949 120.11 1
Nov1948 122.58 1
Nov1951 122.80 1
Nov1950 123.40 1
Nov1958 125.10 1
Nov1957 126.60 1
Nov1959 126.70 1
Nov1952 127.20 1
Nov1954 127.81 1
Nov2017 128.78 1
Nov1953 128.80 1
Nov1955 129.80 1
Nov1960 130.50 1
Nov2016 130.52 1
Nov2018 131.71 1
Nov1956 132.00 1
Nov1962 135.20 1
Nov2011 135.22 2
Nov1963 137.20 1
Nov1973 137.52 1
Nov1961 137.80 1
Nov2012 138.02 2
Nov1968 139.10 1
Nov1964 140.00 1
Nov1965 142.60 1
Nov1966 142.60 1
Nov2010 144.03 1
Nov1970 144.20 1
Nov1967 145.10 1
Nov1979 145.44 31
Nov1969 146.00 1
Nov1971 146.60 1
Nov2008 147.35 1
Nov1976 147.49 1
Nov2002 147.71 1
Nov1972 148.30 1
Nov1999 149.40 1
Nov2007 149.88 2
Nov1995 150.00 1
Nov1980 150.03 14
Nov1996 151.30 1
Nov1978 151.40 31
Nov1975 152.00 1
Nov1991 152.52 31
Nov1987 153.65 31
Nov1984 153.89 31
Nov1977 154.35 27
Nov1981 154.44 31
Nov1993 154.61 31
Nov1985 154.75 30
Nov1982 155.56 31
Nov1994 155.93 31
Nov1988 156.51 31
Nov1974 157.45 1
Nov1989 157.67 32
Nov1983 157.92 31
Nov1992 158.33 31
Nov1986 159.18 30
Nov1998 160.20 1
Nov1990 160.52 28
Nov2000 162.95 1

Dec1946 104.28 1
Dec1947 114.20 1
Dec1950 117.90 1
Dec1949 120.06 1
Dec1951 122.40 1
Dec1948 122.43 1
Dec1952 123.00 1
Dec2018 124.46 1
Dec2017 125.12 1
Dec1958 126.10 1
Dec1957 126.60 1
Dec1959 126.80 1
Dec1956 127.10 1
Dec1954 127.30 1
Dec1953 128.10 1
Dec1960 129.10 1
Dec1955 129.20 1
Dec2015 131.19 1
Dec1961 132.10 1
Dec2014 134.05 2
Dec1962 135.10 1
Dec2013 135.52 1
Dec1963 137.00 1
Dec2004 137.14 2
Dec2005 137.46 1
Dec1973 137.61 1
Dec1968 138.60 1
Dec2009 139.26 1
Dec1967 141.20 1
Dec2008 141.22 1
Dec1964 141.60 1
Dec2007 141.90 1
Dec1966 142.90 1
Dec1965 143.90 1
Dec1970 144.20 1
Dec1971 144.40 1
Dec1979 144.91 32
Dec1978 145.31 32
Dec2002 145.61 1
Dec2006 146.02 2
Dec1969 146.30 1
Dec1980 147.44 32
Dec1972 148.20 1
Dec1975 148.42 1
Dec1994 149.20 31
Dec1998 149.20 1
Dec1977 149.33 6
Dec2003 149.81 2
Dec1993 150.47 32
Dec1997 151.10 1
Dec1976 151.20 32
Dec1982 151.56 32
Dec1987 151.98 33
Dec1991 152.47 16
Dec1985 152.83 33
Dec1988 153.61 32
Dec1981 153.87 32
Dec1984 153.92 32
Dec2001 154.51 1
Dec1983 155.18 32
Dec1990 157.15 31
Dec1974 157.61 1
Dec2000 157.86 2
Dec1992 158.05 32
Dec1989 159.02 32
Dec1986 160.13 32


Source: (dbo.sp_MonthYearStats20100317a)
.
  • 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.
  • Real time data are considered Provisional and have not been reviewed or edited unless otherwise indicated.
  • These data may be subject to significant change and are not citeable until reviewed and approved by the U.S. Geological Survey.
  • Data users are cautioned to consider carefully the provisional nature of the information before using it for decisions that concern personal or public safety or the conduct of business that involves substantial monetary or operational consequences.
  • Information concerning the accuracy and appropriate uses of these data may be obtained from the state contact for the office collecting the data.



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