Country= U.S.A. Station= Perkins, OK River= Cimarron River Area= 46233.94 Lat= 35.95 Lon= -97.03 Source= USGS PointID= 7161000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1961 Ending Year= 1993 Total Years= 33 Total Usable Years= 32 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1961 1.68 2.86 5.42 3.92 0.79 8.09 5.97 5.61 1.08 0.57 4.9 3.09 3.67 1962 2.52 2.95 2.59 1.85 0.22 16.58 13.06 3.59 13.46 3.31 3.54 3.8 5.62 1963 2.83 5.2 2.77 0.71 0.51 16.95 4.83 0.75 12.82 1.74 2.02 2.61 4.48 1964 4.39 4.53 2.74 0.72 0.58 3.17 0.03 0.38 0.01 0.04 1.96 2.59 1.76 1965 2.44 3.22 2.49 1.78 2.98 34.76 6.6 9.14 5.7 22.31 3.99 4.43 8.32 1966 3.87 6.11 3.81 1.32 0.53 0.19 0.31 2.34 6.93 1.78 1.47 1.75 2.53 1967 2.64 2.31 1.5 1.5 0.17 3.33 6.78 2.8 0.24 0.31 1.31 1.71 2.05 1968 2.24 2.45 1.86 0.53 1.76 2.47 1.73 13.49 1.47 10.68 3.51 2 3.68 1969 3.1 4.98 8.43 7.31 6.85 8.25 0.3 6.24 16.98 3.79 2.67 3.23 6.01 1970 3.67 3.36 3.72 5.7 1.58 0.82 0.03 0.08 0.05 0.05 0.7 0.74 1.71 1971 1.77 3.49 4.36 1.3 0.45 0.25 0.11 0.81 0.14 1.75 13.65 5.48 2.8 1972 3.46 2.94 1.63 0.64 3.64 5.69 3.58 4.35 5.7 0.94 3.4 2.48 3.2 1973 4.09 4.99 52.33 36.93 6.27 1.64 1.48 0.46 31.16 13.22 5.23 7.64 13.79 1974 4.36 5.03 7.96 5.38 1.32 2.01 0.01 5.91 4 1.88 3.61 3.74 3.77 1975 4.34 4.73 4.47 3.79 4.91 14.59 1.55 5.06 0.03 0.03 1.54 2.71 3.98 1976 2.79 2.32 1.78 10.25 18.89 2.51 0.12 0 1.37 0.24 0.97 1.38 3.55 1977 1.31 2.91 0.76 1.5 14.43 4.03 0.16 1.72 2.79 0.15 0.56 1.49 2.65 1978 1.33 2.54 3.86 0.76 23.56 19.91 3.18 0.5 0.38 0.01 0.46 1.02 4.79 1979 1.36 3.88 4.32 2.55 16.51 3.2 11.96 1.07 0.07 1.79 1.74 1.97 4.2 1980 2.65 3.08 5.14 6.97 7.49 2.35 0.02 0.06 0 0 0.01 0.24 2.33 1981 0.88 1.14 1.3 0.25 8.25 0.6 0.31 2.7 1.87 0.79 3.79 2.06 2 1982 2.33 4.11 3.65 2.27 7.44 9 4.82 0.05 0 0 0.03 0.8 2.88 1983 1.73 3.05 3.59 7.36 6.38 13.63 0.72 0 0.33 0.38 0.93 1.42 3.29 1984 1.79 2.08 2.25 3.82 4.7 0.66 0.05 0 0 0 0.05 2.79 1.52 1985 1.8 3.96 3.02 6.84 4.91 10.77 0.66 0.11 0.16 7.02 2.13 2.42 3.65 1986 2.19 2.48 1.51 0.76 0.2 3.54 0.17 5.61 5.01 7.3 5.62 4.32 3.23 1987 3.99 4.69 19.07 6.87 24.11 7.05 5.71 0.36 2.3 1.28 1.88 2.15 6.62 1988 3.74 2.84 5.16 7.92 2.4 1.05 0.6 0.02 0.05 0.08 0.18 0.73 2.06 1989 1.5 1.8 1.39 0.88 10.01 14.55 7.39 5.96 11.01 1.68 2.11 2.11 5.03 1990 3.57 4.13 4.44 3.97 4.02 1.16 0.47 0.38 0 0.02 0.17 0.58 1.91 1991 1.37 1.49 1.54 0.93 1.11 0.86 0.01 0 0 0 0.06 0.74 0.68 1992 2.01 1.59 0.74 0.42 0.13 2.62 2.1 1.18 0.13 0 0.94 3.21 1.26 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 2.62 3.35 5.3 4.3 5.85 6.76 2.65 2.52 3.91 2.6 2.35 2.42 3.72 Std Dev 1.04 1.21 9.07 6.48 6.64 7.55 3.47 3.16 6.64 4.75 2.58 1.54 2.44