Laserfiche WebLink
<br />DESCRIPTIVE STATISTICS GROUND WATER WELL 21.4D AND 21.4DX CONTINUED <br />JULY 1, 1999 - MARCW 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 5 5 5 1 2.90 2.01 <br />Carbon, dissolved or anic M415.1 Combustion 5 0 73 22 42.6 18.9 <br />Cation~Anion Balance o Calculation 5 0 8 2.8 5.5 1.9 <br />Sum of Anions meq/L 4 0 1090 0 838.80 470.19 <br />Sum of Cations meq/L 4 0 1280 0 934.00 526.29 <br />Chloride M325-2 Colorimetric (RFA) 5 0 8100 6880 7590 465 <br />Cond ®25C (umhos/cm) M 120.1 ~ Meter 5 0 61800 46000 57620 6561 <br />Fluoride M340.21SE 5 0 65 45 55.0 7.9 <br />Hardness as CaC03 SM2340B ~ Calculation 5 0 91 34 70 26 <br />Nitrate as N, dissolved Calculation: N03N02~N02 5 4 0.8 0.1 0.26 0.30 <br />Nitrate/Nitrite as N, dissolved M353.2 Auto Cad Red 5 4 0.8 0.1 0.26 0.30 <br />Nitrite as N, dissolved M353.2 Auto Cad Red 5 4 1.62 0.05 0.374 0.697 <br />pH (units) M150.1 Electrometric 5 0 8.2 7.9 8.1 0.1 <br />Phosphorus, dissolved M365.1 Auto Ascorbic Acid 5 0 6.8 5.5 5.920 0.526 <br />Phos horns, ortho dissolved M365.1 Auto Ascorbic Acid 5 0 6.75 4.5 5.526 1.109 <br />Total Dissolved Solids M160.1 ~ Gravimetric 5 0 69100 58600 64080 4434 <br />Sodium Absorption Ratio in H2O USGS 1173878 5 0 2180 1170 1502.00 407.52 <br />Sulfate M375.3 -Gravimetric 5 3 100 20 54 29 <br />Sulfide as S SM427C ~ Mod Meth I Blue 5 4 0.5 0.1 0.22 0.18 <br />TDS (talc) Calculation 5 0 66800 56600 60760 4132 <br />TDS ratio Raoo measured/calculated 4 0 1.15 0 0.86 0.48 <br />Temperature De rees C (Field) 5 0 15.3 12.5 13.5 1.1 <br />Gross Alpha Result (pCi/L) M9310 5 0 710 0 232.0 330.7 <br />Gross Alpha Error( Ci/L) M9310 5 0 510 340 428.0 66.5 <br />p a inlmum a ec a e c lvi y <br />(pCi/L) M9310 <br />5 <br />0 <br />430 <br />290 <br />344.0 <br />57.3 <br />Gross Beta Result (pCi/L) M9310 5 0 490 34 294.8 196.0 <br />Gross Beta Error (pCi/L) M9310 5 0 320 300 306.0 8.9 <br />e a Inlmum a ec a e c rvl y <br />(pCi/L) M9310 <br />5 <br />0 <br />430 <br />380 <br />404.0 <br />25.1 <br /> <br />Analyte concentrations reported below the detection limit are set equal to one half the detection limit for all statistical calculations. <br />