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;.~ ';~~ `~ DESCRIPTIVE STATISTICS GRG~,IND~1(YATE13alEYEttLwl~i2~41NTINI~Ef7t~`i~ '~`~,„.~, <br />..., JU4Y-1 199;: JIJLX,~31 2QR0~~ ~, ~ ~ ~,,;"~`_ > ;.-, ~ ~ . <br /> <br />Parameter (mg/I) EPA Method TOTAL <br />SAMPLES BELOW <br />DETECTION MAXIMUM <br />VALUE MINIMUM <br />VALUE <br />MEAN VALUE STANDARD <br />DEVIATION <br />Bromide M3001C 13 10 2 0.05 0.50 0.52 <br />Carbon, dissolved or snit M415.1 Combustion 13 0 33 6 20.2 9.5 <br />Cation-Anion Balance % Calculation 13 10 17.8 -11.7 -0.5 8.1 <br />sum of Anions meglL t3 D 41.9 14.1 35.32 7.82 <br />Sum of Cations meq/L 13 0 41.4 20.2 34.52 6.42 <br />Chloride M325-2 Colorimelrlc (RFA] t2 0 750 210 565 ~ 143 <br />Cond @ 25C (umhos/cm) M12o.1 -Meter 13 0 3930 1410 3306 702 <br />Fluoride M340.21SE 12 0 16 10.3: ~ 12.Z 1.6 <br />Hardness as CaC03 SM2340B -Calculation 13 0 411 142 323 87 <br />Nitrate es N, dissolved Calculation: NO3NO2-NO2 13 11 1.63 0.01 .0.21 0.43 <br />Nitrate/Nitrite as N, dissolved M353.2 Aulo Cad Red 13 11 1.63 0.01 0.21 0.43 <br />Nitrite as N. dissolved M353,2 Auld Cad Red 13 13 0.1 0.005 ~ 0.042 ~ 0.033 <br />pH (units) M150.1 Electrometric 13 0 8.1 6.4 6.8 0.5 <br />Phosphorus, dissolvetl M365.1 Auto Ascorbic AGd 13 1 ~ 0.32 O.D25 : 0.156 0.115 <br />Phosphorus, ortho dissolved M365.1 Auto Ascorbic Acid 13 3 0.27 0.0025 0.135 0.099 <br />Total Dissolved Solids M160.1 - Grevlmetric 13 0 .2380 1000 1948 398 <br />Sodium Absorption Ratio in H2O USGS 11738-78 13 0 18.5 14.2 15.44 1.25 <br />Sulfate M375.3 - Grevimetric 13 13 5 5 ~ ` 5 0 <br />Sulfide as S SM427C -Mod Methyl Blue 13 1 2.4 0.01 1.08 0.67 <br />TDS (Talc) Catculation 13 0 2300 890 1916 392 <br />TDS ratio Ratio-measured/calculated 13 0 1.12 0.9 1.02 0.06 <br />Temperature Degrees C (Field) 13 0 15.3 10.1 12.8 1.8 <br />Gross Alpha Result (pCi/L) M9310 13 0 41 0 12.1 13.2 <br />Gross Alpha Error (pCi/L) M9310 13 0 28 5.1 15.6 6.7 <br />Alpha Minimum Detectable <br />Activity (pCi/L) M9310 <br />13 <br />0 <br />18 <br />5.7 <br />11.9 <br />3.3 <br />Gross Beta Result (pCUL) M9310 13 0 33 0 -14.3 10.2 <br />Gross Beta Error (pCilL) M9310 13 0 19 5.2 12.3 3.6 <br />Bete Minimum Del able <br />Activ'dy (pCi/L) M9310 <br />13 <br />0 <br />21 <br />7.5 <br />16:2 <br />4.4 <br /> <br />Analyte concentrations reported below the detection limit are set equal to one half the detection limit for all statistical calculations. <br />