Laserfiche WebLink
TABLE 4 <br /> SUMMARY OF GROUNDWATER ANALYTICAL RESULTS (PAHs)''2'3 <br /> VERNALIS OFFSITE <br /> Vernalis,California <br /> Concentrations inµg/L <br /> a c a a <br /> Q Sw <br /> Boring/ Collection Date <br /> O O O O O v O O v 41 C v <br /> Well ID Method Sampled <br /> SCREENING WQO 4 --- 2100 5 0.04 5 0.004 5 0.04 5 0.04 5 0.4 5 0.0085 5 280 5 280 5 0.04 5 21 4 - 210 5 <br /> LEVELS ESL 210 22 6 0.029 0.049 s 0.029 0.029 0.049 s 0.0048 130 28077 6 0.048 17 ' 68 6 <br /> SB-26 G 2/27/2008 <0.030 E <0.020 <0.030 <0.030 <0.030 E <0.030 <0.040 E <0.030 <0.020 <0.030 <0.030 <0.030 <0.040 E 0.068 E 0.052 E <0.030 <br /> SB-27 G 2/27/2008 <0.030 E <0.020 <0.030 <0.030 <0.030 E <0.030 <0.040 E <0.030 <0.020 <0.030 <0.030 <0.030 <0.040 E 0.12 E 0.063 E <0.030 <br /> SB-28 G 2/26/2008 <0.030 E <0.020 <0.030 <0.030 <0.030 E 0.039 <0.040 E <0.030 0.020 <0.030 0.035 0.033 <0.040 E 0.25 E 0.11 E 0.065 <br /> SB-29 G 2/26/2008 <0.030 E <0.020 <0.030 <0.030 <0.030 E <0.030 <0.040 E <0.030 <0.020 <0.030 0.037 0.031 <0.040 E 0.32 E 0.095 E 0.044 <br /> SB-31 G 2/26/2008 <0.030 0.030 <0.030 <0.030 <0.030 0.031 <0.040 <0.030 <0.020 <0.030 0.038 0.031 <0.040 0.24 0.11 E 0.053 <br /> SB-31D G 2/26/2008 <0.030 <0.020 <0.030 <0.030 <0.030 <0.030 <0.040 <0.030 <0.020 <0.030 <0.030 <0.030 <0.040 0.072 0.060 <0.030 <br /> SB-32 G 2/26/2008 <0.030 <0.020 <0.030 <0.030 <0.030 <0.030 <0.040 <0.030 <0.020 <0.030 <0.030 <0.030 <0.040 0.085 0.067 E <0.030 <br /> SB-33 G 2/25/2008 <0.030 0.033 <0.030 0.039 <0.030 0.038 <0.040 <0.030 0.030 <0.030 0.040 0.077 <0.040 0.630 0.11 E 0.045 <br /> Abbreviations: Notes: <br /> <=Denotes analyte not detected at or above the laboratory reporting limit 1. Samples were collected by SAIC and were analyzed by Lancaster Laboratories,Inc.,using EPA Method 8270C SIM or LVI. <br /> D=Duplicate sample The QC limits for PAHs and surrogate standard recoveries by LVI GC/MS are advisory only until sufficient data points <br /> E=estimated value based on surrogate recovery levels can be obtained to calculate statistical limits. <br /> EPA=U.S.Environmental Protection Agency 2. Results presented in bold exceed WQOs and/or ESLs. <br /> ESL=Environmental Screening Level 3. See Appendix D for data usability summary. <br /> GC/MS=Gas chromatography/mass spectrometry 4. WQO(Tastes and Odors)that prohibits adverse tastes and odors or nuisance conditions. <br /> G =Grab groundwater sample collected using peristaltic pump and prepacked well screen 5. WQO(Toxicity)that prohibits toxic chemicals in toxic amounts. <br /> ID=Identification 6. ESL(for protection or current or potential drinking water resource),based on Ceiling Value. <br /> LVI=Large-volume injection 8. ESL(for protection or current or potential drinking water resource),based on Bioaccumulation and Human Consumption. <br /> MCL=Maximum Contaminant Level <br /> PAHs=Polynuclear aromatic hydrocarbons <br /> QC=Quality control Sources: <br /> RWQCB=Regional Water Quality Control Board ESLs from the San Francisco Bay RWQCB Screening for Environmental Concerns at Sites with Contaminated Soil and Groundwater <br /> SAIC=Science Application International Corporation (Interim Final February 2005). <br /> SIM=Selective ion monitoring WQOs from the Central Valley RWQCB Water Quality Control Plan(Basin Plan)for the Sacramento River Basin and the San Joaquin <br /> gg/L=Micrograms per liter River Basin,4th ed.(Revised August 2006). <br /> WQO=Water Quality Objective <br /> Fmm Science to Solultons <br /> Page 1 of 1 <br />