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,~ • PAGE 1 • <br /> TABLE 9 <br /> SUMMARY O F WATER OUALITV DATA <br /> 1991 <br /> WELL SM-2, S7EVEN5 GULCH COLLUVIUM <br />PARAMETER MEAN STD . DEV. MA%. MIN. UNI75. N0. PERIOD <br />PHYSICAL PROPERTIES <br />TEMPERATURE FIELD 9.437 2.499 12.000 4.000 DEGREES C B 3/91-37/91 <br />CONDUCTIVITY FIELD 309.375 83.596 360.000 80.000 UMHOS/CM B 3/91-37/81 <br />CONDUCTIVITY LAB 546.333 77,526 632.000 481.000 UMHOS/CM 3 4/91-11/81 <br />PH FIELD 7.850 0.185 6.100 7.700 PH B 3/91-37/91 <br />PH LAB 8.000 0.26a 8.200 7.700 PH 3 4/91-11/91 <br />ALKALINITY TOTAL 259.666 7.637 268.000 263.000 MG/L 3 4/91-11/91 <br />HARDNESS TOTAL 261.666 13.316 273.000 247.000 MG/L 3 4/91-11/91 <br />SOLIDS DISSOLVED 288.666 13.012 312.000 288.000 MG/L 3 4/91-11/91 <br />SAR 0.493 0.028 0.528 0.474 3 4/91-11/B1 <br />CATIONS <br />CALCIUM DISSOLVED BB.866 3.511 73.000 66.000 MG/L 3 4/91-11/91 <br />MAGNESIUM DISSOLVED 21.333 1.154 22.000 20.000 MG/L 3 4/91-11/91 <br />SODIUM DISSOLVED 18.333 0.577 19.000 16.000 MG/L ~ 3 4/81-11/91 <br />ANIONS <br />BICARBONATE AS HC03 317.000 8.165 327.000 309.000 MG/L 3 4/91-11/81 <br />CHLORIDE 4.000 0.000 4,000 4.000 MG/L 3 4/91-11/91 <br />SULFATE 25.000 17.349 45.000 14.000 MG/L 3 4/91-11/91 <br />PHYSICAL PROPERTIES <br />TEMPERATURE FIELD 11.000 0.000 11,000 11.000 DEGREES C 1 10/91 <br />CONDUCTIVITY FIELD 335.000 0.000 335.000 335.000 UMHOS/CM 1 10/81 <br />PH FIELD 7.700 0.000 7.700 7.700 PH 1 10/B1 <br />U = MICRO <br />