Country= U.S.A. Station= SAN ANGELO, TX River= CONCHO RIVER Area= 14352.93 Lat= 31.45 Lon= -100.41 Source= USGS PointID= 8136000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1969 Ending Year= 1993 Total Years= 25 Total Usable Years= 24 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1969 0.95 0.9 1.4 6.02 34.46 7.98 0.4 0.46 15.29 4.28 4.46 10.3 7.24 1970 8.33 5.51 18.12 6 13.18 6.24 0.56 0.24 1.94 1.36 1.14 1.14 5.31 1971 1.24 0.92 0.45 1.7 0.88 8.48 7.44 29.79 19.5 16.44 4.8 4.66 8.03 1972 3.76 3.39 2.03 1.14 4.45 2.28 0.85 3.12 1.54 3.62 4.46 3.18 2.82 1973 3.54 4.33 3.95 8.61 3.83 8.83 3.89 2.14 4.12 3.61 1.47 1.21 4.13 1974 1.58 0.8 0.85 0.22 3.33 0.23 0 3.92 35.77 28.91 38.05 15.91 10.8 1975 13.31 18.85 7.46 5.63 31.53 7.46 4.91 2.39 2.64 2.61 5.26 2.84 8.74 1976 2.58 1.9 1.25 5.54 3.87 0.92 9.13 1.46 6.74 7.29 6.33 4.86 4.32 1977 4.82 4.36 3.45 24.73 18.29 7.84 3.53 2.88 2.6 1.92 1.99 1.67 6.51 1978 1.9 2.46 1.16 0.93 9.38 4.91 0.37 42.94 1.9 1.21 1.87 1.45 5.87 1979 1.48 1.72 7.97 6.59 5.28 2.65 3.77 1.8 0.82 0.78 0.7 1.46 2.92 1980 1.81 1.85 0.74 0.2 6.51 8.97 0.11 0.38 83.61 6.69 2.71 6.59 10.01 1981 4.34 3.28 9.93 5.05 8.14 5.52 1.36 1.57 1.76 41.45 3.78 3.11 7.44 1982 2.72 2.75 3.56 1.71 8.73 49.06 8.27 1.58 2.59 1.47 1.69 2.43 7.21 1983 2.55 2.19 1.56 1.39 0.61 1.67 0.57 0.06 0 0.86 1.45 0.81 1.14 1984 1.34 0.74 0.95 0.13 0 0 0 0.3 1.8 7.01 0.96 1.6 1.24 1985 4.01 0.85 1.51 1.87 2.89 1.09 1.75 0.42 0.05 11.06 1 0.72 2.27 1986 0.47 0.92 0.17 0.01 1.94 21.14 1.48 14.16 33.29 41.77 14.16 8.1 11.47 1987 6.44 13.38 20.73 6.19 40.76 40.03 17.64 19.05 15.31 3.62 3.14 4.6 15.91 1988 4.38 3.54 2.62 1.88 5.43 2.37 11.25 14.48 2.06 1.55 1.24 1.52 4.36 1989 1.52 3.17 1.82 2 6.91 24.61 5.6 1.35 2.92 0.78 1.19 1.25 4.43 1990 1.97 1.59 1.34 1.88 1.54 1.14 2.76 0.35 1.48 2.47 0.24 1.13 1.49 1991 0.7 1.66 1.66 0.67 0.64 1.93 0.5 0.56 0.71 0.4 0.22 2.67 1.03 1992 4.88 8.67 15.16 17.15 8.08 41.06 4.62 1.9 4 0.36 0.47 4.27 9.22 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 3.36 3.74 4.58 4.47 9.19 10.68 3.78 6.14 10.1 7.98 4.28 3.64 6 Std Dev 2.8 4.21 5.68 5.66 10.88 13.75 4.27 10.53 18.15 11.89 7.62 3.5 3.72