DDW-2025-010425

October 09, 2025
Dear John Steffan:
Please find enclosed the analytical results for the 2 sample(s) the laboratory received on 9/30/25 11:24 am and logged
in under work order II05940. All testing is performed according to our current TNI accreditations unless otherwise noted .
This report cannot be reproduced, except in full, without the written permission of Pace Analytical Services, LLC.
If you have any questions regarding your report, please contact your project manager. Quality and timely data is of the
utmost importance to us.
Pace Analytical Services appreciates the opportunity to provide you with analytical expertise . We are always trying to
improve our customer service and we welcome you to contact the General Manager, Lisa Grant, with any feedback you
have about your experience with our laboratory at 309-683-1764 or [e-mail].
Sincerely,
Janet Clutters
Project Manager
[phone] x1743
[e-mail]
John Steffan
Utah Department of Environmental Quality
195 N 1950 W
Salt Lake City, UT 84116
UTAH28005RE:
Peoria, IL 61615
Pace Analytical Services, LLC
2231 W. Altorfer Drive
[phone]
www.pacelabs.comCustomer #: 72-106174 Page 1 of 12
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
Case Narrative
SAMPLES RECEIVED WITHIN REGULATORY HOLD TIME AND WITHIN TEMPERATURE COMPLIANCE OF 0.1-10 DEGREES & ON ICE
APPROPRIATE BOTTLES RECEIVED AND SUFFICIENT SAMPLE VOLUME
COC PRESENT, COMPLETED & LEGIBLE-NOT RELINQUISHED
RESULTS REPORTED HEREIN CONFORM TO THE APPICABLE TNI/NELAC STANDARDS AND THE LABORATORY'S QUALITY MANUAL UNLESS
OTHER WISE NOTED IN THE BODY OF THE REPORT.
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Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
www.pacelabs.comCustomer #: 72-106174 Page 3 of 12
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: II05940-01
Name:
Sampled:
Received: 09/30/25 11:24
09/29/25 11:25
SS988-SAMPLING STATION - 01 02 03
Reg ID:Drinking Water - Regular SampleMatrix:UTAH28005
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 0.9 ng/L EPA 533PFBA10/07/25 02:29 EJBU1.910.9
< 0.4 ng/L EPA 533PFMPA10/07/25 02:29 EJBU1.910.4
< 0.5 ng/L EPA 533PFPeA10/07/25 02:29 EJBU1.910.5
< 0.5 ng/L EPA 533PFBS10/07/25 02:29 EJBU1.910.5
< 0.4 ng/L EPA 533PFMBA10/07/25 02:29 EJBU1.910.4
< 0.5 ng/L EPA 533PFEESA10/07/25 02:29 EJBU1.910.5
< 0.3 ng/L EPA 533HFPO-DA 10/07/25 02:29 EJBU1.910.3
< 0.4 ng/L EPA 533NFDHA10/07/25 02:29 EJBU1.910.4
< 0.4 ng/L EPA 5334:2 FTS 10/07/25 02:29 EJBU1.910.4
< 0.4 ng/L EPA 533PFHxS10/07/25 02:29 EJBU1.910.4
< 0.5 ng/L EPA 533PFHpA10/07/25 02:29 EJBU1.910.5
< 1.0 ng/L EPA 533PFHxA10/07/25 02:29 EJBU1.911.0
< 0.5 ng/L EPA 533ADONA10/07/25 02:29 EJBU1.910.5
< 0.5 ng/L EPA 533PFPeS10/07/25 02:29 EJBU1.910.5
< 0.5 ng/L EPA 5336:2 FTS 10/07/25 02:29 EJBU1.910.5
< 0.7 ng/L EPA 533PFOA10/07/25 02:29 EJBU1.910.7
< 0.6 ng/L EPA 533PFHpS10/07/25 02:29 EJBU1.910.6
< 0.5 ng/L EPA 533PFOS10/07/25 02:29 EJBU1.910.5
< 0.5 ng/L EPA 533PFNA10/07/25 02:29 EJBU1.910.5
< 0.6 ng/L EPA 5339Cl-PF3ONS 10/07/25 02:29 EJBU1.910.6
< 0.5 ng/L EPA 5338:2 FTS 10/07/25 02:29 EJBU1.910.5
< 0.4 ng/L EPA 533PFDA10/07/25 02:29 EJBU1.910.4
< 0.5 ng/L EPA 533PFUnA10/07/25 02:29 EJBU1.910.5
< 0.5 ng/L EPA 53311Cl-PF3OUdS 10/07/25 02:29 EJBU1.910.5
< 0.5 ng/L EPA 533PFDoA10/07/25 02:29 EJBU1.910.5
Surrogate: 13C4-PFBA-SURR 97 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C5-PFPeA-SURR 97 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C3-PFBS-SURR 92 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C2-4:2FTS-SURR 105 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C5-PFHxA-SURR 89 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 90 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C4-PFHpA-SURR 90 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C3-PFHxS-SURR 92 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C2-6:2FTS-SURR 96 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C8-PFOA-SURR 88 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C9-PFNA-SURR 84 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C8-PFOS-SURR 94 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C2-8:2FTS-SURR 106 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C6-PFDA-SURR 79 %50-200 10/07/25 02:29 EJB EPA 533
Surrogate: 13C7-PFUnA-SURR 82 %50-200 10/07/25 02:29 EJB EPA 533
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Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: II05940-01
Name:
Sampled:
Received: 09/30/25 11:24
09/29/25 11:25
SS988-SAMPLING STATION - 01 02 03
Reg ID:Drinking Water - Regular SampleMatrix:UTAH28005
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 95 %50-200 10/07/25 02:29 EJB EPA 533
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Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
QC SAMPLE RESULTS
Parameter
Spike
Result Unit Level Result
Source
%REC
%REC
Limits RPD
RPD
LimitQual
Batch B544307 - EPA 533 - EPA 533
Blank (B544307-BLK1)Prepared: 10/01/25 Analyzed: 10/06/25
PFBA < 1.0 ng/L U
PFMPA < 0.4 ng/L U
PFPeA < 0.5 ng/L U
PFBS < 0.5 ng/L U
PFMBA < 0.4 ng/L U
PFEESA < 0.5 ng/L U
HFPO-DA < 0.4 ng/L U
NFDHA < 0.5 ng/L U
PFHxS < 0.4 ng/L U
4:2 FTS < 0.4 ng/L U
PFHpA < 0.6 ng/L U
PFHxA < 1.0 ng/L U
ADONA < 0.5 ng/L U
PFPeS < 0.6 ng/L U
6:2 FTS < 0.5 ng/L U
PFOA < 0.7 ng/L U
PFHpS < 0.6 ng/L U
PFOS < 0.5 ng/L U
PFNA < 0.5 ng/L U
9Cl-PF3ONS < 0.7 ng/L U
8:2 FTS < 0.5 ng/L U
PFDA < 0.5 ng/L U
PFUnA < 0.5 ng/L U
11Cl-PF3OUdS < 0.6 ng/L U
PFDoA < 0.6 ng/L U
Surrogate: 13C4-PFBA-SURR 41.0 ng/L 40.00 103 50-200
Surrogate: 13C5-PFPeA-SURR 39.8 ng/L 40.00 100 50-200
Surrogate: 13C3-PFBS-SURR 36.9 ng/L 37.28 99 50-200
Surrogate: 13C2-4:2FTS-SURR 154 ng/L 150.4 102 50-200
Surrogate: 13C5-PFHxA-SURR 38.8 ng/L 40.00 97 50-200
Surrogate: 13C3-HFPOA-DA-SURR 40.7 ng/L 40.00 102 50-200
Surrogate: 13C4-PFHpA-SURR 39.0 ng/L 40.00 97 50-200
Surrogate: 13C3-PFHxS-SURR 37.4 ng/L 37.92 99 50-200
Surrogate: 13C2-6:2FTS-SURR 153 ng/L 152.0 101 50-200
Surrogate: 13C8-PFOA-SURR 38.4 ng/L 40.00 96 50-200
Surrogate: 13C9-PFNA-SURR 38.9 ng/L 40.00 97 50-200
Surrogate: 13C8-PFOS-SURR 40.3 ng/L 38.32 105 50-200
Surrogate: 13C2-8:2FTS-SURR 158 ng/L 153.6 103 50-200
Surrogate: 13C6-PFDA-SURR 33.4 ng/L 40.00 84 50-200
Surrogate: 13C7-PFUnA-SURR 28.8 ng/L 40.00 72 50-200
Surrogate: 13C2-PFDoA-SURR 35.5 ng/L 40.00 89 50-200
LCS (B544307-BS1)Prepared: 10/01/25 Analyzed: 10/06/25
PFBA 72 ng/L 80.00 90 70-130
PFMPA 67 ng/L 80.00 83 70-130
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Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
QC SAMPLE RESULTS
Parameter
Spike
Result Unit Level Result
Source
%REC
%REC
Limits RPD
RPD
LimitQual
LCS (B544307-BS1)Prepared: 10/01/25 Analyzed: 10/06/25
PFPeA 67 ng/L 80.00 84 70-130
PFBS 61 ng/L 80.00 76 70-130
PFMBA 58 ng/L 80.00 73 70-130
PFEESA 57 ng/L 80.00 72 70-130
NFDHA 62 ng/L 80.00 77 70-130
HFPO-DA 61 ng/L 80.00 76 70-130
4:2 FTS 73 ng/L 80.00 91 70-130
PFHxS 63 ng/L 80.00 79 70-130
PFHpA 61 ng/L 80.00 77 70-130
PFHxA 65 ng/L 80.00 81 70-130
ADONA 62 ng/L 80.00 77 70-130
PFPeS 69 ng/L 80.00 87 70-130
6:2 FTS 72 ng/L 80.00 90 70-130
PFOA 63 ng/L 80.00 79 70-130
PFHpS 61 ng/L 80.00 76 70-130
PFOS 58 ng/L 80.00 72 70-130
PFNA 63 ng/L 80.00 79 70-130
9Cl-PF3ONS 64 ng/L 80.00 80 70-130
8:2 FTS 76 ng/L 80.00 95 70-130
PFDA 64 ng/L 80.00 80 70-130
PFUnA 65 ng/L 80.00 81 70-130
11Cl-PF3OUdS 63 ng/L 80.00 79 70-130
PFDoA 60 ng/L 80.00 75 70-130
Surrogate: 13C4-PFBA-SURR 37.7 ng/L 40.00 94 50-200
Surrogate: 13C5-PFPeA-SURR 36.4 ng/L 40.00 91 50-200
Surrogate: 13C3-PFBS-SURR 35.8 ng/L 37.28 96 50-200
Surrogate: 13C2-4:2FTS-SURR 159 ng/L 150.4 106 50-200
Surrogate: 13C5-PFHxA-SURR 34.6 ng/L 40.00 87 50-200
Surrogate: 13C3-HFPOA-DA-SURR 35.8 ng/L 40.00 89 50-200
Surrogate: 13C4-PFHpA-SURR 35.0 ng/L 40.00 88 50-200
Surrogate: 13C3-PFHxS-SURR 36.0 ng/L 37.92 95 50-200
Surrogate: 13C2-6:2FTS-SURR 154 ng/L 152.0 101 50-200
Surrogate: 13C8-PFOA-SURR 34.8 ng/L 40.00 87 50-200
Surrogate: 13C9-PFNA-SURR 34.3 ng/L 40.00 86 50-200
Surrogate: 13C8-PFOS-SURR 37.5 ng/L 38.32 98 50-200
Surrogate: 13C2-8:2FTS-SURR 163 ng/L 153.6 106 50-200
Surrogate: 13C6-PFDA-SURR 34.1 ng/L 40.00 85 50-200
Surrogate: 13C7-PFUnA-SURR 35.1 ng/L 40.00 88 50-200
Surrogate: 13C2-PFDoA-SURR 43.0 ng/L 40.00 107 50-200
Matrix Spike (B544307-MS1)Sample: II05264-01 Prepared: 10/01/25 Analyzed: 10/06/25
PFBA 79 ng/L 80.58 ND 98 70-130
PFMPA 78 ng/L 80.58 ND 96 70-130
PFPeA 72 ng/L 80.58 ND 90 70-130
PFBS 68 ng/L 80.58 ND 84 70-130
PFMBA 63 ng/L 80.58 ND 78 70-130
PFEESA 63 ng/L 80.58 ND 78 70-130
NFDHA 69 ng/L 80.58 ND 86 70-130
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Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
QC SAMPLE RESULTS
Parameter
Spike
Result Unit Level Result
Source
%REC
%REC
Limits RPD
RPD
LimitQual
Matrix Spike (B544307-MS1)Sample: II05264-01 Prepared: 10/01/25 Analyzed: 10/06/25
HFPO-DA 68 ng/L 80.58 ND 85 70-130
PFHxS 67 ng/L 80.58 ND 84 70-130
4:2 FTS 79 ng/L 80.58 ND 98 70-130
PFHpA 69 ng/L 80.58 ND 86 70-130
PFHxA 71 ng/L 80.58 ND 88 70-130
PFPeS 75 ng/L 80.58 ND 94 70-130
ADONA 72 ng/L 80.58 ND 89 70-130
6:2 FTS 79 ng/L 80.58 ND 98 70-130
PFOA 73 ng/L 80.58 ND 90 70-130
PFHpS 69 ng/L 80.58 ND 86 70-130
PFOS 64 ng/L 80.58 ND 80 70-130
PFNA 72 ng/L 80.58 ND 90 70-130
9Cl-PF3ONS 66 ng/L 80.58 ND 82 70-130
8:2 FTS 80 ng/L 80.58 ND 99 70-130
PFDA 69 ng/L 80.58 ND 86 70-130
PFUnA 71 ng/L 80.58 ND 88 70-130
11Cl-PF3OUdS 62 ng/L 80.58 ND 77 70-130
PFDoA 64 ng/L 80.58 ND 79 70-130
Surrogate: 13C4-PFBA-SURR 35.0 ng/L 40.29 87 50-200
Surrogate: 13C5-PFPeA-SURR 39.8 ng/L 40.29 99 50-200
Surrogate: 13C3-PFBS-SURR 34.9 ng/L 37.55 93 50-200
Surrogate: 13C2-4:2FTS-SURR 161 ng/L 151.5 107 50-200
Surrogate: 13C5-PFHxA-SURR 35.0 ng/L 40.29 87 50-200
Surrogate: 13C3-HFPOA-DA-SURR 36.7 ng/L 40.29 91 50-200
Surrogate: 13C4-PFHpA-SURR 34.2 ng/L 40.29 85 50-200
Surrogate: 13C3-PFHxS-SURR 35.9 ng/L 38.20 94 50-200
Surrogate: 13C2-6:2FTS-SURR 156 ng/L 153.1 102 50-200
Surrogate: 13C8-PFOA-SURR 32.7 ng/L 40.29 81 50-200
Surrogate: 13C9-PFNA-SURR 32.1 ng/L 40.29 80 50-200
Surrogate: 13C8-PFOS-SURR 34.7 ng/L 38.60 90 50-200
Surrogate: 13C2-8:2FTS-SURR 155 ng/L 154.7 100 50-200
Surrogate: 13C6-PFDA-SURR 30.3 ng/L 40.29 75 50-200
Surrogate: 13C7-PFUnA-SURR 29.0 ng/L 40.29 72 50-200
Surrogate: 13C2-PFDoA-SURR 36.8 ng/L 40.29 91 50-200
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Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
NOTES
Specifications regarding method revisions, method modifications, and calculations used for analysis are available upon request. Please contact
your project manager.
* Not a TNI accredited analyte
Certifications
CHI - McHenry, IL - 4314-A W. Crystal Lake Road, McHenry, IL 60050
TNI Accreditation for Drinking Water and Wastewater Fields of Testing through IL EPA Accreditation No. 100279
Illinois Department of Public Health Bacterial Analysis in Drinking Water Approved Laboratory Registry No. 17556
PIA - Peoria, IL - 2231 W. Altorfer Drive, Peoria, IL 61615
TNI Accreditation for Drinking Water, Wastewater, Solid and Hazardous Material Fields of Testing through IL EPA Accreditation
No. 100230
Illinois Department of Public Health Bacterial Analysis in Drinking Water Approved Laboratory Registry No. 17553
Drinking Water Certifications/Accreditations: Iowa (240); Kansas (E-10338); Missouri (870)
Wastewater Certifications/Accreditations: Arkansas (88-0677); Iowa (240); Kansas (E-10338)
Solid and Hazardous Material Certifications/Accreditations: Arkansas (88-0677); Iowa (240); Kansas (E-10338)
SPMO - Springfield, MO - 1805 W Sunset Street, Springfield, MO 65807
USEPA DMR-QA Program
STL - Hazelwood, MO - 944 Anglum Rd, Hazelwood, MO 63042
TNI Accreditation for Wastewater, Solid and Hazardous Material Fields of Testing through KS KDHE Certification No. E-10389
TNI Accreditation for Wastewater, Solid and Hazardous Material Fields of Testing through IL EPA Accreditation No. - 200080
Illinois Department of Public Health Bacterial Analysis in Drinking Water Approved Laboratory, Registry No. 171050
Missouri Department of Natural Resources - Certificate of Approval for Microbiological Laboratory Service - No. 1050
Qualifiers
U Parameter was analyzed for, but not detected above the reporting limit.
Certified by:Janet Clutters, Project Manager
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