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~~ ~E6~RlP'I'~VE S;~ATISTIC3 GRdUNa WAT~R~fVELL;~~ U CQ,~ t>I ED, ~w ,~,, ~,"~°"7'r <br />4, Y ,~T <br />._ _ 'JULY ~. 1999==dtlLY,:~1, 2000-= `~ ;;;.~~'~ ~` ~~_ `~'"~ ~~:~ ` .' . <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 1 0.05 0.24 0.28 <br />Carbon, dissolved organic M415.1 Combustion 13 0 22 7 9.9 4.0 <br />Cation-Anion Balance % Calculation 13 3 6.7 -1.6 2.3 2.5 <br />Sum of ANOns meq/L 13 0 62.8 19.9. 28.44 "11.48 <br />Sum of Cations meglL 13 0 66.2 21.5 27.62 11.99 <br />Chloride M32Cr2 Colorimetr~ (RFA) 13 0 610 110 176 108 <br />Cond @ 25C (umhos/cm) M120.1 -Meter 13 0 5780 1760 2380 1056 <br />Fluoride M340.21SE 13 0 11 6 7.7 1.3 <br />Hardness as CaC03 SM23406 -Calculation 13 0 47 27 36 8 <br />Nitrate as N, dissolved Calculation: N03N02-N02 13 10 1 0.01 0.17 0.26 <br />NitratelNitrite as N, dissolved M353.2 Auto Cad Red 13 10 1 0.01 0.17 0.26 <br />NiVlte as N, dissolved M353.2 Auto Cad Red 19 12 0.1 0.005 0.040 0.033 <br />pH (units) M150.1 Electrometric 13 0 9.5 8.7 9.1 0.2 <br />Phosphorus, dissolved M365.1 Auto Aswrblc Acld 13 1 0.3 0.005 0.149 0.079 <br />Phosphorus, ortho dissolved M365.1 Auto Ascorbic Acid 13 2 1.62 0.0025 0.237 0.433 <br />Total Dissolved Solids M160.1 - Gravimebic t3 0 3430 1190 1512 - 604 <br />Sodium Absorption Ratio in H2O USGS 11738-78 13 0 97.9 35.3 44.30 16.26 <br />Sulfate M375.3 - Gravimetric 13 0 200 150 185 12 <br />Sulfide as S SM427C -Mod Methyl Blue 12 6 0.8 0.07 0.25 0.24 <br />TDS (talc) Calculation 13 Q 3820 1240 1812" ' 886 <br />TOS ratio 17atlo-measured/wlculatee 13 0 0.98 0.88 0.94 0.03 <br />Temperature Degrees C (Field) 13 0 17.5 10.9 12.9 2.0 <br />Gross Alpha Result (pCi/L) M9310 13 0 70 0 14.4 21.0 <br />Grosa Alpha Error (pCIIL M9310 13 0 35 3.9 13.8 8.2 " <br />Alpha Minimum Detectable <br />Activity (pCi/L) M9310 <br />13 <br />0 <br />23 <br />2.9 <br />8.8 <br />5.2 <br />Gross Bete Result (pCi/L) M9310 13 0 68 0.4 12.9 20.4 <br />Gross Beta Error (pCi/L) M9310 13 0 19 3 9.0 4.6 <br />eta mum a ecta le <br />Activlty(pCilL) M9310 <br />13 <br />0 <br />25 <br />4.4 <br />11,5 <br />5.7 <br /> <br />.. _. ~, : . <br />,p ,... .. <br />.. .; <br />' 'a ` _ ..Lq .. <br />Analyte concentrations reported below the detection limit are set equal to one half the detection limit for all statistical calculations. <br />