Precipitation annual maximum series (inches) Station ID: 34-6740 Station name: OPTIMA LAKE State: OK Latitude (decimal degrees): 36.6500 Longitude (decimal degrees): -101.1333 Elevation (feet): 2834 Duration: 1 hour 09/02/1974 0.70 08/01/1975 0.65 07/01/1976 1.30 05/26/1977 1.17 06/04/1978 0.79 07/09/1979 1.76 07/23/1980 0.61 07/02/1981 0.51 05/11/1982 1.09 05/13/1983 0.88 04/02/1984 0.55 04/28/1985 2.37 06/24/1987 1.50 07/07/1988 1.90 06/30/1989 0.70 04/25/1990 1.40 05/22/1991 1.20 07/10/1992 1.20 09/18/1993 0.60 06/10/1994 2.10 Duration: 2 hours 09/01/1974 0.81 08/01/1975 0.85 07/01/1976 1.50 05/26/1977 2.13 06/04/1978 1.10 07/09/1979 1.84 05/27/1980 0.77 07/18/1981 0.81 05/11/1982 1.64 06/09/1983 1.15 04/02/1984 0.85 04/28/1985 3.05 06/24/1987 1.60 07/07/1988 3.30 05/16/1989 0.80 04/25/1990 2.40 05/21/1991 1.80 04/15/1992 1.50 04/30/1993 0.90 08/24/1994 2.50 Duration: 3 hours 09/01/1974 0.88 08/01/1975 0.98 07/01/1976 1.53 05/26/1977 2.52 06/04/1978 1.23 07/09/1979 1.88 05/27/1980 0.95 07/18/1981 1.22 05/11/1982 2.30 06/09/1983 1.39 04/01/1984 1.05 04/28/1985 3.26 06/24/1987 1.63 07/07/1988 5.10 05/16/1989 1.00 04/25/1990 3.30 05/21/1991 2.10 04/15/1992 1.60 04/30/1993 0.92 08/24/1994 3.20 Duration: 6 hours 09/01/1974 0.89 08/01/1975 1.07 07/27/1976 1.55 05/26/1977 2.54 06/04/1978 1.45 07/09/1979 1.90 05/27/1980 1.11 07/18/1981 2.44 05/11/1982 2.79 06/09/1983 1.62 04/01/1984 1.26 04/28/1985 3.80 06/24/1987 1.80 07/07/1988 5.80 05/16/1989 1.01 04/25/1990 3.60 05/21/1991 3.60 04/15/1992 1.62 04/30/1993 0.93 08/24/1994 3.23 Duration: 12 hours 06/07/1974 1.21 11/02/1975 1.20 07/01/1976 1.60 05/26/1977 2.57 06/04/1978 1.46 07/17/1979 1.92 05/27/1980 1.12 07/18/1981 2.46 05/11/1982 2.82 06/09/1983 1.64 04/01/1984 1.36 04/28/1985 4.09 06/24/1987 2.10 07/07/1988 6.00 05/17/1989 1.60 04/25/1990 3.64 05/21/1991 4.20 04/15/1992 1.64 04/30/1993 1.00 08/24/1994 3.30 Duration: 1 day 10/21/1941 3.64 06/07/1942 2.08 04/07/1943 1.90 12/21/1944 1.96 07/01/1945 1.68 10/05/1946 5.20 06/19/1947 2.50 09/08/1948 1.68 07/10/1949 2.70 07/27/1950 2.53 05/14/1951 4.88 03/10/1952 1.05 05/16/1953 1.29 08/21/1954 2.18 05/16/1955 3.56 08/19/1956 1.67 05/16/1957 1.26 08/08/1974 1.13 11/02/1975 1.07 07/27/1976 1.43 05/26/1977 2.91 06/04/1978 1.96 07/17/1979 1.71 05/27/1980 1.00 07/18/1981 2.20 05/11/1982 2.52 06/09/1983 1.81 04/02/1984 1.21 04/28/1985 3.83 06/24/1987 1.88 07/07/1988 5.71 05/17/1989 1.79 04/25/1990 3.25 05/21/1991 3.75 07/10/1992 1.46 04/30/1993 1.25 08/24/1994 2.95 Duration: 2 days 10/21/1941 4.37 06/07/1942 2.88 04/07/1943 2.05 12/21/1944 2.11 07/01/1945 1.81 10/05/1946 5.75 06/19/1947 3.65 06/27/1948 2.37 07/09/1949 3.34 07/31/1950 3.31 05/14/1951 5.34 07/17/1952 1.42 05/16/1953 1.81 08/21/1954 2.38 05/16/1955 3.83 07/02/1956 1.86 08/16/1957 1.36 03/09/1974 1.47 07/31/1975 1.62 07/01/1976 1.63 05/25/1977 3.14 06/04/1978 2.25 07/16/1979 3.27 05/26/1980 1.21 07/17/1981 2.65 05/11/1982 2.95 06/09/1983 2.29 04/01/1984 1.39 04/28/1985 4.13 06/24/1987 2.02 07/07/1988 6.15 05/16/1989 3.37 04/24/1990 3.65 05/21/1991 4.04 04/15/1992 2.12 04/30/1993 1.44 08/24/1994 3.18 Duration: 3 days 10/21/1941 4.41 04/21/1942 3.98 08/05/1943 2.64 12/21/1944 2.13 07/01/1945 1.83 10/05/1946 8.16 06/18/1947 3.85 06/26/1948 2.84 07/09/1949 3.47 07/31/1950 3.34 05/14/1951 7.59 07/17/1952 1.43 07/07/1953 1.85 08/21/1954 2.40 05/16/1955 3.87 05/25/1956 2.07 05/23/1957 1.43 06/06/1974 1.53 10/31/1975 1.85 07/01/1976 1.70 05/25/1977 3.27 06/02/1978 2.39 07/15/1979 3.40 01/18/1980 1.26 07/17/1981 2.76 05/10/1982 3.08 06/08/1983 2.60 03/31/1984 1.55 04/28/1985 4.30 06/24/1987 2.10 07/07/1988 6.50 05/16/1989 3.50 04/23/1990 3.80 05/21/1991 4.20 04/15/1992 2.20 06/17/1993 1.50 08/24/1994 3.30 Duration: 4 days 10/21/1941 4.82 10/13/1942 4.41 08/05/1943 2.67 05/26/1944 2.36 07/01/1945 1.85 10/05/1946 8.79 06/18/1947 3.89 06/25/1948 4.05 07/09/1949 3.70 07/31/1950 3.37 05/14/1951 9.19 07/17/1952 1.45 07/07/1953 2.45 08/19/1954 2.56 05/16/1955 4.56 05/24/1956 2.22 05/25/1957 1.56 06/06/1974 1.55 10/31/1975 1.87 07/01/1976 1.72 05/25/1977 3.30 06/04/1978 2.73 07/15/1979 3.43 01/18/1980 1.27 07/15/1981 2.79 05/09/1982 3.11 06/08/1983 2.63 03/30/1984 1.61 04/28/1985 4.34 06/21/1987 2.40 07/07/1988 6.60 05/15/1989 4.10 04/23/1990 3.84 05/21/1991 4.40 04/14/1992 2.30 06/17/1993 1.51 08/24/1994 3.33 Duration: 7 days 10/21/1941 4.87 10/13/1942 5.34 08/05/1943 2.70 07/21/1944 2.89 08/08/1945 2.26 10/05/1946 9.08 06/19/1947 4.65 06/25/1948 4.09 07/09/1949 3.99 07/27/1950 5.90 05/12/1951 10.38 07/17/1952 1.46 07/07/1953 3.25 05/19/1954 3.08 05/16/1955 5.31 05/23/1956 2.90 08/10/1957 2.21 06/02/1974 2.21 10/31/1975 1.89 04/15/1976 2.15 05/20/1977 4.01 06/02/1978 3.34 07/15/1979 3.78 04/24/1980 1.50 07/14/1981 2.96 05/10/1982 3.46 06/04/1983 3.25 03/27/1984 2.06 04/28/1985 4.64 06/19/1987 3.10 07/03/1988 6.67 05/12/1989 4.90 04/19/1990 3.90 05/21/1991 4.44 07/10/1992 3.60 06/17/1993 1.60 08/20/1994 3.80 Duration: 10 days 10/21/1941 5.37 10/13/1942 5.69 08/05/1943 2.72 07/05/1944 3.17 08/08/1945 2.75 09/29/1946 9.29 06/16/1947 5.35 06/19/1948 6.12 07/09/1949 4.03 07/27/1950 5.96 05/12/1951 10.48 07/17/1952 1.48 07/07/1953 3.52 05/16/1954 3.37 05/16/1955 5.92 05/23/1956 3.10 05/16/1957 2.69 06/01/1974 2.33 05/22/1975 2.29 05/22/1976 3.04 05/20/1977 4.05 05/26/1978 3.80 07/09/1979 5.16 04/23/1980 2.30 07/09/1981 2.99 05/07/1982 3.50 06/08/1983 3.80 03/24/1984 2.17 04/28/1985 5.36 06/17/1987 3.20 06/30/1988 7.00 05/11/1989 5.00 04/23/1990 4.80 05/21/1991 6.10 07/10/1992 3.70 06/17/1993 2.20 08/20/1994 3.84 Duration: 20 days 10/15/1941 5.97 10/03/1942 6.47 04/07/1943 3.27 07/05/1944 4.86 08/08/1945 3.30 09/19/1946 9.88 06/19/1947 6.00 06/19/1948 6.27 07/09/1949 4.98 07/12/1950 8.92 05/14/1951 11.88 07/17/1952 1.62 07/07/1953 4.76 05/08/1954 4.34 05/16/1955 6.95 05/23/1956 4.00 05/16/1957 3.46 07/24/1974 3.06 05/22/1975 2.85 04/12/1976 3.74 05/08/1977 6.31 05/21/1978 5.98 07/06/1979 6.04 04/23/1980 2.30 06/29/1981 4.75 04/26/1982 4.76 05/30/1983 4.99 10/05/1984 3.12 04/18/1985 5.85 06/09/1987 4.00 06/27/1988 7.50 05/11/1989 5.00 04/16/1990 5.10 05/21/1991 7.40 07/10/1992 5.90 07/15/1993 2.50 08/20/1994 4.90 Duration: 30 days 09/27/1941 8.71 05/31/1942 6.79 07/09/1943 3.52 07/05/1944 6.57 07/25/1945 4.55 09/12/1946 10.57 06/16/1947 7.97 06/19/1948 7.40 06/11/1949 5.98 07/03/1950 12.70 05/14/1951 13.70 07/07/1953 5.11 04/28/1954 5.56 05/12/1955 7.05 06/24/1956 4.65 04/28/1957 4.58 08/05/1974 3.60 05/22/1975 4.04 04/12/1976 4.44 05/02/1977 6.74 05/21/1978 6.07 07/06/1979 6.45 04/30/1980 3.26 06/29/1981 4.82 06/11/1982 5.42 05/13/1983 6.79 09/26/1984 3.58 09/10/1985 7.04 06/17/1987 4.90 06/25/1988 7.70 05/11/1989 7.00 04/09/1990 6.00 05/21/1991 9.10 07/10/1992 6.40 07/09/1993 3.70 07/26/1994 7.70 Duration: 45 days 09/17/1941 10.15 05/20/1942 7.61 07/01/1943 4.92 07/05/1944 7.97 07/01/1945 5.61 09/29/1946 13.23 05/12/1947 10.30 05/23/1948 8.05 05/04/1949 8.15 06/19/1950 15.36 05/12/1951 15.59 07/07/1953 6.61 04/28/1954 6.28 05/16/1955 11.43 05/23/1956 7.20 04/17/1957 6.12 07/24/1974 4.92 05/12/1975 4.48 04/17/1976 6.75 04/14/1977 7.88 04/30/1978 7.58 06/05/1979 7.36 04/23/1980 4.50 06/29/1981 6.38 05/09/1982 8.11 05/13/1983 8.19 09/26/1984 3.58 09/04/1985 8.68 05/20/1987 6.20 05/31/1988 8.90 05/14/1989 9.10 04/16/1990 6.80 05/21/1991 9.40 06/07/1992 8.40 06/18/1993 5.00 07/12/1994 9.80 Duration: 60 days 09/17/1941 10.15 04/18/1942 10.27 06/10/1943 6.57 07/05/1944 8.98 07/01/1945 6.65 09/08/1946 14.57 05/12/1947 12.60 05/23/1948 9.33 05/14/1949 11.29 06/19/1950 16.65 05/14/1951 15.83 07/07/1953 7.64 04/28/1954 6.66 04/30/1955 11.76 05/23/1956 8.90 04/28/1957 6.65 07/24/1974 6.08 04/27/1975 5.08 04/07/1976 7.64 04/03/1977 8.36 04/09/1978 7.89 05/19/1979 9.32 04/23/1980 5.03 06/29/1981 6.85 04/29/1982 9.90 05/09/1983 8.67 09/01/1984 3.93 08/13/1985 10.37 05/20/1987 7.90 05/22/1988 9.40 05/14/1989 10.20 04/09/1990 7.80 05/21/1991 11.40 06/03/1992 10.30 06/17/1993 6.40 07/12/1994 10.90