Country= U.S.A. Station= BRANTLEY DAM NR CARLSBAD, NM River= PECOS R Area= 45710.79 Lat= 32.54 Lon= -104.37 Source= USGS PointID= 8401500 Area Units= km2 Discharge Units= m3/sec Starting Year= 1937 Ending Year= 1991 Total Years= 55 Total Usable Years= 54 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1937 5.92 39.2 46.99 27.81 6.73 25.97 11.02 2.12 18.08 44.31 50.05 53.65 27.65 1938 46.91 54.76 45.05 34.31 32.7 20.6 23.93 14.4 56.28 45.15 51.37 22.61 37.34 1939 16.96 12.6 49.22 33.77 5.91 8.38 3.72 0.25 1.17 25.76 39.56 16.95 17.85 1940 13.14 28.42 13.95 11.38 2.37 5.97 1.21 0.05 0.33 5 2.19 3.83 7.32 1941 4.86 5.85 4.27 4.07 2.06 1.7 5.12 0.68 1.82 3.07 2.49 2.92 3.24 1942 2.88 3.72 5.19 7.53 6.32 1.49 2.06 19.97 6.03 1.81 2.86 11.49 5.95 1943 5.14 4.24 3.04 23.63 7.96 6.1 16.28 34.93 6.09 4.54 4.36 3.07 9.95 1944 3.25 4.13 5.05 6.31 4.53 3.49 7.83 44.14 3.75 6.3 32.81 33.68 12.94 1945 6.16 3.39 4.07 4.27 3.64 6.23 12.96 33.11 18.02 6.26 4.3 2.31 8.73 1946 3.28 3.83 4.71 3.23 10.76 22.2 38.11 37.65 9.23 5.66 5.49 3.85 12.33 1947 3.26 3.51 3.82 3.97 2.75 2.54 4.35 50.48 31.82 4.72 4.6 4.12 9.99 1948 3.28 12.2 4.67 18.44 17.54 9.83 33.95 17.96 12 6.02 7.79 4.38 12.34 1949 11.51 18.01 8.45 6.42 6.04 3.63 29.21 30.73 3.95 14.5 8.6 4.42 12.12 1950 2.98 4.46 4.62 14.78 27.14 8.91 11.18 13.74 5.93 1.59 6.01 4.15 8.79 1951 3.92 4.39 4.72 19.1 16.71 7.43 9.62 22.69 6.53 5.53 4.59 4.23 9.12 1952 10.79 42.8 49.43 18.8 32.58 49.85 60.19 27.26 23.38 3.13 4.03 4.1 27.19 1953 4.52 4.49 4.92 3.63 5.87 6.62 46.76 24.61 8.75 3.39 4.66 4.28 10.21 1954 3.63 4.01 3.98 2.84 2.52 4.69 46.6 18.67 4.31 11.45 4.53 3.83 9.26 1955 3.7 4.56 5.41 3.57 9.72 1.75 34.62 28.49 3.64 2.85 4.06 3.86 8.85 1956 2.88 3.41 3.62 2.45 1.29 5.58 34.49 23.37 8.04 26.95 4.67 3.71 10.04 1957 2.93 3.62 3.9 5.11 6.02 1.5 19.81 30.34 2.18 3.12 3.67 3.39 7.13 1958 3.58 3.54 4.98 6.03 4.79 2.79 8.53 29.75 3.95 1.99 3.42 3.96 6.44 1959 3.28 3.8 4.69 4.03 2.95 8.67 26.05 25.95 12.34 19.72 4.95 3.85 10.02 1960 3.84 5.04 6.68 5.46 3.92 2.81 19.49 33.45 1.84 8.16 5.11 4.36 8.35 1961 3.98 4.01 4.49 5.08 5.25 1.12 37.08 19.81 1.76 2.35 3.84 3.9 7.72 1962 4.11 4.72 4.78 4.46 26.92 6.78 4.61 10.68 2.59 3.4 3.77 3.93 6.73 1963 3.35 5.59 4.61 4.63 3.46 3.07 50.83 30.59 6.83 10.87 4.03 3.67 10.96 1964 3.95 3.94 4.39 5.19 5.28 3.08 33.73 26.2 3.71 14.24 3.78 4.6 9.34 1965 4.08 3.86 3.86 3 6.2 7.45 9.17 14.22 5.83 4.72 5.55 4.09 6 1966 3.73 3.8 5.68 4.1 11.93 19.22 41.86 8.3 5.72 19.85 4.25 3.82 11.02 1967 3.86 3.76 3.53 2.1 2.1 14.1 24.37 23.79 4.56 7.54 9.61 3.8 8.59 1968 3.97 4.23 3.83 2.61 14.77 10.93 38.76 22.43 7.69 27.38 14.1 3.55 12.85 1969 3.56 3.39 4.79 3.16 3.06 10.98 26.05 28.05 3.98 4.66 4.34 3.81 8.32 1970 2.96 3.6 5.12 3.66 1.97 31.32 37.19 17.5 7.13 13.31 11.06 4.5 11.61 1971 4.25 4.3 5.13 11.93 122.94 197.66 40.57 26.6 10.98 24.45 24.05 6.16 39.92 1972 4.81 4.52 20.34 11.24 43.58 8.24 47.22 25.71 12.1 4.6 5.05 4.12 15.96 1973 4.19 4.18 4.85 9.22 124 147.68 46.97 61.82 76.7 64.48 35.87 26.01 50.5 1974 22.13 30.81 83.49 87.93 8.21 11.24 51.4 23.12 2.9 4.35 3.87 3.84 27.77 1975 3.92 3.87 4.02 3.58 3.89 5.56 44.69 36.31 12.22 5.6 9.59 4.49 11.48 1976 4.18 4.65 4.13 1.88 4.13 26.14 54.76 54.18 37.68 15.73 18.62 4.21 19.19 1977 3.19 3.81 5.91 6.33 3.11 8.98 53.88 17.93 3.43 11.56 4.51 3.59 10.52 1978 3.4 3.71 5.25 3.48 2.25 14.67 49.97 14.78 2.63 16.4 4.96 3.64 10.43 1979 3.21 2.99 6.26 4.68 2.62 3 22.13 20.46 3.68 3.93 4.05 3.93 6.75 1980 3.49 3.64 3.83 21.32 27.83 13.17 52.5 34.72 2.81 3.44 3.42 3.55 14.48 1981 3.35 3.38 3.54 1.33 2.94 10.84 37.11 4.87 3.21 14.55 6.01 3.74 7.91 1982 3.14 3.83 3.99 2.12 1.82 2.07 41.42 22.68 13.21 8.94 10.76 3.61 9.8 1983 3.53 3.53 4.07 4.21 9.82 149.85 129.09 169.27 171.47 9.6 9.38 39.9 58.64 1984 40.24 57.64 100.28 150.22 125.04 112.34 39.27 36.55 28.75 5.94 37 43.92 64.77 1985 28.67 20.26 34.95 3.59 2.54 10.35 36.65 12.43 4.23 4.3 4.01 3.8 13.82 1986 4.12 4.73 10.25 27.58 19.18 24 59.91 69.58 64.63 75 22.14 6.33 32.29 1987 5.88 4.42 5.01 5.42 3.38 5.57 22.45 33.6 4.29 3.62 4.63 4.2 8.54 1988 3.37 5.26 4.34 4.66 10.65 25.55 28.7 18.63 4.1 3.6 3.5 3.47 9.65 1989 3.47 3.49 3.64 3.29 3.54 11.58 31.93 27.36 4.44 3.46 3.62 3.36 8.6 1990 3.37 3.45 3.81 10.86 7.44 8.74 51.52 19.71 8.32 3.72 3.77 3.42 10.68 1991 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 6.78 9.17 12.18 12.66 15.42 20.81 32.46 27.72 14.28 12.16 10.17 7.96 15.15 Std Dev 8.67 12.68 19.74 23.2 27.9 39.03 21.36 23.89 26.5 14.84 12.02 10.93 12.94