~ ALG ANALYTICAL LABORATORY GROUP

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1 August 19, 2016 Doug Pigman Greater Albany Public Schools 3610 Grand Prairie Albany, OR TEL: (541) FAX RE: Waverly Retest Order No.: Dear Doug Pigman: Analytical Laboratory Group received 2 sample(s) on 8/16/2016 for the analyses presented in the following report. Kimberly Reever Morghan Quality Manager Original Page 1 of 6

2 Case Narrative WO#: Date: 8/19/2016 CLIENT: Project: Greater Albany Public Schools Waverly Retest This report presents the results of the analyses of the sample(s) received on the date above and assigned the listed ALG lab report numbers. Test results relate only to the parameters tested and to the samples as received by the laboratory. This report shall not be reproduced, except in full, without written consent of Analytical Laboratory Group, Inc. All analyses were performed according to the Analytical Laboratory Group, Inc. Quality Assurance Program. All QA/QC requirements were met except as noted below. Analytical comments are noted with data flags on the reports and/or below. Original Page 2 of 6

3 Analytical Report Date Reported 8/19/2016 WO#: Received Date: 8/16/2016 2:00:00 PM CLIENT: Greater Albany Public Schools Sampler Name Kelsey O'Connell Project: Waverly Retest Matrix: Drinking Water PWS Number: Sample Type: Sample Source: Lab ID: Client Sample ID Rm 8 Fountain Collection Date: 8/15/2016 3:25:00 PM Analyses Method Result MCL RL Qual Units Date Analyzed Analys Lead SM 3113 B mg/l 8/17/2016 8:30:00 PM PG Lab ID: Client Sample ID West Hall Fountain Collection Date: 8/15/2016 3:27:00 PM Analyses Method Result MCL RL Qual Units Date Analyzed Analys Lead SM 3113 B mg/l 8/17/2016 8:30:00 PM PG Qualifiers: * Value exceeds Maximum Contaminant Level (MCL) A Accredited by ORELAP C Value is below Minimum Compound Limit. E Value above quantitation range H Holding times for preparation or analysis exceeded LOD Limit of Detection MCL Maximum Contaminant Level NAR See note in Case Narrative Original ND Not Detected at the Reporting Limit PL Permit Limit Page 3 of 6

4 Accreditation Program Analytes Report WO#: Aug-16 Client: Project: Greater Albany Public Schools Waverly Retest Program Name Sample ID ClientSampleID Matrix Test Name Analyte Status ORELAP A Rm 8 Fountain Drinking Water AA Metals by SM 3113 Schools 250mL A West Hall Fountain Lead A Lead A ORELAP A Accredited Q ~ u -=c Original # # v1 Page 4 of 6

5 Definitions: Definition Base WO#: Date: 8/19/2016 % REC: Percent Recovery; a measure of accuracy expressed as a percentage of a measured (recovered) concentration compared to the known concentration added to the sample. % RPD: Relative Percent Difference; a measure of precision expressed as a percentage of the difference between two duplicates relative to the average concentration. DF: Dilution factor; the dilution factor applied to the prepared sample. DUP: Duplicate; aliquots of a sample taken from the same container under laboratory conditions and processed and analyzed independently, used to calculate Precision (%RPD). LCS: Laboratory Control Sample; prepared by adding a known mass of target analytes to a specified amount of de-ionized water and prepared with the batch of samples, used to calculate Accuracy (%REC). LCSD: The duplicate sample of the LCS, used to calculate both Accuracy (%REC) and Precision (%RPD) MBLK: Method Blank; a sample of similar matrix that is processed simultaneously with and under the same conditions as samples through all steps of the analytical procedure, and in which no target analytes or interferences are present at concentrations that impact the analytical results for sample analyses. MS: Matrix Spike; prepared by adding a known mass of target analytes to a specified amount of matrix sample for which an independent estimate of target analyte concentration is available, used to calculate Accuracy (%REC) MSD: The duplicate sample of the MS, used to calculate both Accuracy (%REC) and Precision (%RPD) ND: Not Detected. The analyte level is below the lowest point the laboratory can test for. PL: Permit limit; only applicable to wastewater reports. PQL: Practical Quantitation Level or Reporting Limit; the limit to which data is compared for reporting. Qual: Qualifier that applies to the analyte reported Original Page 5 of 6

6 Definitions: Definition Base WO#: Date: 8/19/2016 Result: Analyte concentration reported RL: Reporting Limit/Limit of Quantitation; the limit to which data is compared for reporting. Analyte concentrations below the reporting limit are reported as ND or with a J qualifier. Units: The units in which the analyte concentration is reported. Qualifiers: * Value exceeds Maximum Contaminant Level (MCL) A C E H LOD MCL NAR ND PL R RL U W Accredited by ORELAP Value is below Minimum Compound Limit. Value above quantitation range Holding times for preparation or analysis exceeded Limit of Detection Maximum Contaminant Level See note in Case Narrative Not Detected at the Reporting Limit Permit Limit RPD outside accepted recovery limits Reporting Detection Limit Samples with CalcVal < MDL Sample container temperature is out of limit as specified at testcode Original Page 6 of 6

$Analytical Laboratory Group, Inc. 361 WEST FIFTH AVENUE Lab Order Number, la { =-.;c...?j..._,..<;...0) ~ Q (o--.$

7 Analytical Laboratory Group, Inc. 361 WEST FIFTH AVENUE Lab Order Number, la { =-.;c...?j..._,..<;...0) ~ Q (o--..l-_ ---- EUGENE,-OREGON \t-at;;,~ / Fax ~,#al '--' _ C,,ef,v,?r,t:,j ltlm >lh"" Emai1, a1g1abc~;:;;; 0F CUST~~~-1 uc) -"" Attention: T)C'l u.-c\ \;>~=q_ ry\ ~v'\ Client: Greater Albany Public Schools _,,i========!i Client -..J ' \J A-~ Sampler: Print U Sampler: Signature Project: V-.hvU\\l k.e.-'6e~ ~ n r.t")"'ne\\ % o11j. <}. (D;J/OJ Client ID [m 3,fuvn+cx~Y1 l,le-~t- ~ Qu~ J.XYft;I Sample Matrix Collection \. u Bottles -Lab Use Only Analysis Requested & Grab/Comp Date Time Type # Pres T 0 c Lab ID OW/Grab ff/!'si'/~ 3:1-S-9o1 Lead p 1 mla OW/Grab i 110/lh 3:1:1..'J(/.1 Lead p 1 ( X:S'd'Pr OW/Grab Lead p 1 OW/Grab Lead p 1 DW/Grab Lead p. 1 Jotes: OW/Grab Lead p 1 --Preservation Check Lab ID DatefTime Pre-Preserved ph Tech un Around Time Requested (Rush incurs a Surcharge): Shipped Via: Refrigerated ] NORMAL II RUSH /+ LG-- Wvj_. I1 / (. rj~ elinquished by: Date Time Date Time.JL:.~<!>C~ elinquished by: Date Time Re(eived by: Date Time elin1zz:u hed by:. a ~¼..-- /) D_a_te T~im_e--1 1 Received by Laboratory: ifi /fc.- Date Time r~o f'~xjt /'LP ;'ff;:t/j ~ -PJ/2-11/)-/r1{{/J--1-l-LA0-D-H / Greater Albany Public Schools Lead in DW COC f CPage I of

alscience nvironmental aboratories, Inc.

alscience nvironmental aboratories, Inc. Page 1 of 13 June 02, 2009 Ewelina Mutkowska OTIE 317 East Main Street Ventura, CA 93001-2624 P Subject: Calscience Work Order No.: Client Reference: 09-05-2222