Laserfiche WebLink
<br />DESCRIPTIVE STATISTICS GROUND WATER WELL 28.1 CONTINUED <br />JULY 1, 1999 -MARCH 31, 2000 <br /> <br />Parameter m /I) EPA Method TOTAL <br />SAMPLES BELOW <br />DETECTION MAXIMUM <br />VALUE MINIMUM <br />VALUE <br />MEAN VALUE STANDARD <br />DEVIATION <br />Bromide M3001C 9 4 1 0.1 0.42 0.27 <br />Carbon, dissolved or anic M415.1 Combustion 9 0 20 8 11.5 3.4 <br />Cation~Anion Balance o Calculation 9 7 22.9 -8.4 -0.6 9.2 <br />Sum of Anions meq/L 9 0 73.4 37.9 64.08 10.98 <br />Sum of Cations meq/L 9 0 73.6 50.3 62.69 7.39 <br />Chloride M325 2 Colorimetric (RFA) 9 0 82 53 71 10 <br />Cond @ 25C (umhos/cm) M 120.1 Meter 9 0 5280 3640 4748 532 <br />Fluoride M340.21SE 8 0 0.9 0 0.7 0.3 <br />Hardness as CaC03 SM2340B ~ Calculation 9 0 1590 1060 1319 180 <br />Nitrate as N, dissolved Calculation: N03N02-N02 9 1 1.4 0.13 0.38 0.40 <br />Nitrate/Nitrite as N, dissolved M353.2 Auto Cad Red 9 1 1.4 0.13 0.38 0.40 <br />Nitrite as N, dissolved M353.2 Auto Cad Red 9 9 0.1 0.005 0.033 0.033 <br />pH (units) M150.1 Electrametric 9 0 8.3 7.5 7.9 0.3 <br />Phosphorus, dissolved M365.1 Auto Ascorbic Acid 9 3 0.2 0.005 0.062 0.063 <br />Phosphorus, ortho dissolved M365.1 Auto Ascorbic Acid 9 5 1.58 0.014 0.244 0.511 <br />Total Dissolved Solids M160.1 ~ Gravimetric 9 0 4260 3450 3987 252 <br />Sodium Absorption Ratio in H2O USGS 1173878 9 0 10.5 8.93 9.95 0.49 <br />Sulfate M375.3 -Gravimetric 9 0 2350 710 1947 506 <br />Sulfide as S SM427C Mod Meth I Blue 9 8 0.2 0.01 0.09 0.06 <br />TDS (talc) Calculation 9 0 4480 2570 3854 597 <br />TDS ratio Ratio measured/calculated 9 0 1.5 0.95 1.05 0.17 <br />Temperature De rees C (Field) 9 0 15.3 8.7 11.8 2.3 <br />Gross Alpha Result (pCi/L) M9310 9 1 60 -17 10.2 21.6 <br />Gross Alpha Error (pCi/L) M9310 9 0 34 12 23.3 6.2 <br />p a inimum a ec a e c Ivl y <br />(pCi/L) M9310 <br />9 <br />0 <br />21 <br />12 <br />17.9 <br />2.8 <br />Gross Beta Result (pCi/L) M9310 9 1 37 -20 5.9 15.9 <br />Gross Beta Error (pCi/L) M9310 9 0 27 12 17.6 4.8 <br />e a inlmum a ec a e c rvi y <br />(pCi/L) M9310 <br />9 <br />0 <br />31 <br />17 <br />23.4 <br />5.4 <br /> <br />Analyte concentrations reported below the detection limit are set equal to one half the detection limit for all statistical calculations. <br />