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NEILSON RESEARCH CORPORATION Environmental Testing Laboratory 5/23/2016 Russell Deen Southern Oregon University TEL: (541) 552-6798 FAX (541) 552-6415 RE: Dear Russell Deen: Order No.: 1605610 received 1 sample(s) on for the analyses presented in the following report. The results relate only to the parameters tested or to the sample as received by the laboratory. This report shall not be reproduced except in full, without the written approval of Neilson Research Corporation. If you have any questions regarding these test results, please feel free to call. Sincerely, Alec C Smith Project Manager 245 S Grape St Medford, OR 97501 (541) 770-5678 400 SE G St, Suite B Grants Pass, OR 97526 (541) 479-4053 www.nrclabs.com Page 1 of 5

CLIENT: Southern Oregon University Project: Lab Order: 1605610 Date: 23-May-16 CASE NARRATIVE The analyses were performed according to the guidelines in the Quality Assurance Program. This report contains analytical results for the sample(s) as received by the laboratory. certifies that this report is in compliance with the requirements of NELAP. No unusual difficulties were experienced during analysis of this batch except as noted below or qualified with data flags on the reports. Holding Time Acceptance criteria were met Digestion Exceptions: None Analysis: A. Method Blank(s): MB MB criteria were met. B. Matrix Spike Sample(s): MS MS criteria were met C. Duplicate Sample(s) Dup and/or MSD Dup and/or MSD criteria were met D. Lab Control Sample(s) LCS LCS criteria were met GENERAL CHEMISTRY Page 2 of 5 Page 1 of 1

Southern Oregon University Lab Order: 1605610 Sample Information: NRC Sample ID: 1605610-01A Collection Date: 2:06:00 PM Received Date: 3:18:00 PM Reported Date: 5/23/2016 4:08:58 PM Client Sample ID: Collectors Name: Sample Location: Source: TOP 35 ANALYSIS TM NELAP Analyses Method Accredited Result Qual MRL Units EPA Limit Date Analyzed Aluminum EPA 200.7 A 0.0137 0.01 mg/l 0.05-0.2 Antimony EPA 200.8 A ND 0.002 mg/l 0.006 Arsenic EPA 200.8 A ND 0.001 mg/l 0.010 Barium EPA 200.8 A 0.00460 0.0005 mg/l 2.0 Beryllium EPA 200.7 A ND 0.0002 mg/l 0.004 Boron EPA 200.7 A ND 0.05 mg/l N.L. Cadmium EPA 200.8 A ND 0.0001 mg/l 0.005 Calcium EPA 200.7 A 6.60 1 mg/l N.L. Chloride EPA 300.0 A 2.24 1 mg/l 250 Chromium EPA 200.8 A ND 0.001 mg/l 0.1 Copper EPA 200.8 A 0.00589 0.0005 mg/l 1.3 AL Fluoride EPA 300.0 A ND 0.2 mg/l 4 Hardness, Total (As CaCO3) SM 2340B A 21.1 6.62 mg/l 250 Iron EPA 200.7 A 0.0510 0.015 mg/l 0.3 Lead EPA 200.8 A 0.000121 0.0001 mg/l 0.015 AL Lithium EPA 200.7 A ND 0.1 mg/l N.L. Magnesium EPA 200.7 A 1.11 1 mg/l N.L. Manganese EPA 200.7 A ND 0.02 mg/l 0.05 Molybdenum EPA 200.8 A ND 0.001 mg/l N.L. Nickel EPA 200.8 A 0.000520 0.0005 mg/l 0.1 Nitrate Nitrogen EPA 300.0 A ND 0.2 mg/l 10 Nitrite Nitrogen EPA 300.0 A ND 0.05 mg/l 1 ph SM 4500H-B A 7.47 0.1 ph Units 6.5-8.5 5:15:00 PM Potassium EPA 200.7 A ND 1 mg/l N.L. Selenium EPA 200.8 A ND 0.0005 mg/l 0.05 Silica EPA 200.7 A 16.8 1 mg/l N.L. Notes: MRL -Minimum Reporting Limit ND - Not Detected at the MRL N.L. - No Limit TM - Top 35 is a registered trade mark of, Oregon Accredited Laboratory:, OR-028 Please Note: If the test results indicate a need for water treatment or conditioning, additional testing may be required. 1 Page 3 of 5

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