12/9/2019
Utility Services, Inc OrderID: 19120069 P.O. Box 35908 Las Vegas, NV 89133 Attn: LeRoy Daines Dear: LeRoy Daines This is to transmit the attached analytical report. The analytical data and information contained therein was generated using specified or selected methods contained in references, such as Standard Methods for the Examination of Water and Wastewater, online edition, Methods for Determination of Organic Compounds in Drinking Water, EPA-600/4-79-020, and Test Methods for Evaluation of Solid Waste, Physical/Chemical Methods (SW846) Third Edition. The samples were received by WETLAB-Western Environmental Testing Laboratory in good condition on 12/3/2019. Additional comments are located on page 2 of this report. If you should have any questions or comments regarding this report, please do not hesitate to call. Sincerely, Andy Smith QA Manager Page 1 of 4 Western Environmental Testing Laboratory Report Comments Report Comments Utility Services, Inc - 19120069 Specific Report Comments None Report Legend B -Blank contamination; Analyte detected above the method reporting limit in an associated blank D -Due to the sample matrix dilution was required in order to properly detect and report the analyte. The reporting limit has been adjusted accordingly. HT -Sample analyzed beyond the accepted holding time J -The reported value is between the laboratory method detection limit and the laboratory practical quantitation limit. The reported result should be considered an estimate. K -The TPH Diesel Concentration reported here likely includes some heavier TPH Oil hydrocarbons reported in the TPH Diesel range as per EPA 8015. L -The TPH Oil Concentration reported here likely includes some lighter TPH Diesel hydrocarbons reported in the TPH Oil range as per EPA 8015. M -The matrix spike/matrix spike duplicate (MS/MSD) values for the analysis of this parameter were outside acceptance criteria due to probable matrix interference. The reported result should be considered an estimate. N -There was insufficient sample available to perform a spike and/or duplicate on this analytical batch. NC -Not calculated due to matrix interference QD -The sample duplicate or matrix spike duplicate analysis demonstrated sample imprecision. The reported result should be considered an estimate. QL -The result for the laboratory control sample (LCS) was outside WETLAB acceptance criteria and reanalysis was not possible. The reported data should be considered an estimate. S -Surrogate recovery was outside of laboratory acceptance limits due to matrix interference. The associated blank and LCS surrogate recovery was within acceptance limits SC -Spike recovery not calculated. Sample concentration >4X the spike amount; therefore, the spike could not be adequately recovered U -The analyte was analyzed for, but was not detected above the level of the reported sample reporting/quantitation limit. The reported result should be considered an estimate. General Lab Comments Per method recommendation (section 4.4), Samples analyzed by methods EPA 300.0 and EPA 300.1 have been filtered prior to analysis. The following is an interpretation of the results from EPA method 9223B: A result of zero (0) indicates absence for both coliform and Escherichia coli meaning the water meets the microbiological requirements of the U.S. EPA Safe Drinking Water Act (SDWA). A result of one (1) for either test indicates presence and the water does not meet the SDWA requirements. Waters with positive tests should be disinfected by a certified water treatment operator and retested. Per federal regulation the holding time for the following parameters in aqueous/water samples is 15 minutes: Residual Chlorine, pH, Dissolved Oxygen, Sulfite. Page 2 of 4 Utility Services, Inc - 19120069 Western Environmental Testing Laboratory Analytical Report Utility Services, Inc P.O. Box 35908 Las Vegas, NV 89133 Attn: LeRoy Daines Phone: (702) 556-8069 Fax: (702) 543-4355 PO\Project: Hillcrest Manor/NV-0145 Date Printed: OrderID: 12/9/2019 19120069 Customer Sample ID: WETLAB Sample ID: 5750 Sheila -Hose Bib 19120069-001 Field Residual Chlorine: 0.63 mg/L Collect Date/Time: Receive Date: 12/3/2019 12/3/2019 10:05 14:25 Analyte Method Results Units DF RL Analyzed DW MCL Pass/Fail LabID Microbiological Analyses Total Coliform Escherichia Coli SM 9223B (IDEX SM 9223B (IDEX 0 0 /100 mL /100 mL 1 1 12/3/2019 12/3/2019 0 /100 mL 0 /100 mL Pass Pass NV00932 NV00932 Page 3 of 4 DF=Dilution Factor, RL = Reporting Limit (minimum 3X the MDL), ND = Not Detected <RL or <MDL (if listed) Utility Services, Inc - 19120069 Western Environmental Testing Laboratory QC Report QCBatchID QCType Parameter Method Result Actual % Rec Units QC19120191 Blank 1 Total Coliform SM 9223B (ID 0 /100 mL Escherichia Coli SM 9223B (ID 0 /100 mL Page 4 of 4 DF=Dilution Factor, RL = Reporting Limit (minimum 3X the MDL), ND = Not Detected <RL or <MDL (if listed)
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