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Table 7-45 <br /> Comparison of Upstream (Site SW-N1) and Downstream (Site SW-N3) <br /> Water Quality on Tuttle Draw During 1980-1981 and 1985-1986 <br /> Mean Value for the Irrigation Season Mean Value for the Non-Irrigation Season <br /> 1980 1985 1980-1981 1985-1986 <br /> Parameters SW-N1 SW-N3 SW-N1 SW-N3 SW-N1 SW-N3 SW-N1 SW-N3 <br /> Field <br /> Conductivity (umhos/cm) 1575.00 2300.00 970.00 1257.50 2370.00 1065.00 1595.00 <br /> pH (units) 7.90 7.80 8.32 7.94 8.18 7.87 <br /> Water Temperature (deg c) 19.50 17.50 13.95 12.75 3.88 4.25 2.62 2.15 <br /> v <br /> i <br /> w Flow (cfs) 1.231 4.873 1.021 2.793 0.466 1.107 0.526 0.639 <br /> w <br /> Laboratory <br /> Acidity (mg/l of CaCO3) -288.75 -264.50 0.00 0.00 -312.50 -335.25 0.00 0.00 <br /> Alkalinity (mg/l of CaCO3) 319.00 298.75 235.00 267.75 331 .75 362.25 387.50 369.50 <br /> Aluminum, Total (mg/1) 0.30 0.37 2.44 0.30 0.35 1.00 0.06 0.30 <br /> Arsenic, Total (ug/1) 1.25 1.00 1.00 1 .00 1.00 1.00 <br /> Bicarbonate (mg/1) 388.69 364.24 286.33 326.44 404.55 441.83 472.44 450.60 <br /> Boron, Total (ug/1) 326.75 443.50 130.00 210.00 280.00 320.00 <br /> cD Cadmium, Total (ug/1) 2.00 2.00 5.00 5.00 5.00 5.00 <br /> CD Calcium (mg/1) 141.00 273.00 143.00 266.00 191.67 381.67 226.00 450.00 <br /> a <br /> o Carbonate (mg/1) 0.00 0.00 0.00 0.00 <br /> Chloride (mg/1) 17.00 14.25 12.00 13.00 35.33 29.00 29.00 23.00 <br /> CO <br /> CO Conductivity @ 25' C (umhos/cm) 1212.50 2002.50 993.50 1320.00 1900.00 2740.00 2022.50 2747.50 <br />