DDW-2025-010461

October 09, 2025
Dear John Steffan:
Please find enclosed the analytical results for the 2 sample(s) the laboratory received on 10/1/25 10:00 am and logged
in under work order IJ00119. 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
UTAH14029RE:
Peoria, IL 61615
Pace Analytical Services, LLC
2231 W. Altorfer Drive
[phone]
www.pacelabs.comCustomer #: 72-106174 Page 1 of 11
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: IJ00119-01
Name:
Sampled:
Received: 10/01/25 10:00
09/25/25 09:30
WS002-1993 WELL 2
Reg ID:Drinking Water - Regular SampleMatrix:UTAH14029
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 1.0 ng/L EPA 533PFBA10/07/25 21:30 EJBU2.011.0
< 0.4 ng/L EPA 533PFMPA10/07/25 21:30 EJBU2.010.4
< 0.5 ng/L EPA 533PFPeA10/07/25 21:30 EJBU2.010.5
< 0.5 ng/L EPA 533PFBS10/07/25 21:30 EJBU2.010.5
< 0.4 ng/L EPA 533PFMBA10/07/25 21:30 EJBU2.010.4
< 0.5 ng/L EPA 533PFEESA10/07/25 21:30 EJBU2.010.5
< 0.4 ng/L EPA 533HFPO-DA 10/07/25 21:30 EJBU2.010.4
< 0.5 ng/L EPA 533NFDHA10/07/25 21:30 EJBU2.010.5
< 0.4 ng/L EPA 5334:2 FTS 10/07/25 21:30 EJBU2.010.4
< 0.4 ng/L EPA 533PFHxS10/07/25 21:30 EJBU2.010.4
< 0.6 ng/L EPA 533PFHpA10/07/25 21:30 EJBU2.010.6
< 1.0 ng/L EPA 533PFHxA10/07/25 21:30 EJBU2.011.0
< 0.5 ng/L EPA 533ADONA10/07/25 21:30 EJBU2.010.5
< 0.6 ng/L EPA 533PFPeS10/07/25 21:30 EJBU2.010.6
< 0.5 ng/L EPA 5336:2 FTS 10/07/25 21:30 EJBU2.010.5
< 0.7 ng/L EPA 533PFOA10/07/25 21:30 EJBU2.010.7
< 0.6 ng/L EPA 533PFHpS10/07/25 21:30 EJBU2.010.6
< 0.5 ng/L EPA 533PFOS10/07/25 21:30 EJBU2.010.5
< 0.5 ng/L EPA 533PFNA10/07/25 21:30 EJBU2.010.5
< 0.7 ng/L EPA 5339Cl-PF3ONS 10/07/25 21:30 EJBU2.010.7
< 0.5 ng/L EPA 5338:2 FTS 10/07/25 21:30 EJBU2.010.5
< 0.5 ng/L EPA 533PFDA10/07/25 21:30 EJBU2.010.5
< 0.5 ng/L EPA 533PFUnA10/07/25 21:30 EJBU2.010.5
< 0.6 ng/L EPA 53311Cl-PF3OUdS 10/07/25 21:30 EJBU2.010.6
< 0.6 ng/L EPA 533PFDoA10/07/25 21:30 EJBU2.010.6
Surrogate: 13C4-PFBA-SURR 92 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C5-PFPeA-SURR 89 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C3-PFBS-SURR 89 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C2-4:2FTS-SURR 91 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C5-PFHxA-SURR 87 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 85 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C4-PFHpA-SURR 85 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C3-PFHxS-SURR 87 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C2-6:2FTS-SURR 91 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C8-PFOA-SURR 86 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C9-PFNA-SURR 90 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C8-PFOS-SURR 87 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C2-8:2FTS-SURR 99 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C6-PFDA-SURR 87 %50-200 10/07/25 21:30 EJB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 2 of 11
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: IJ00119-01
Name:
Sampled:
Received: 10/01/25 10:00
09/25/25 09:30
WS002-1993 WELL 2
Reg ID:Drinking Water - Regular SampleMatrix:UTAH14029
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C7-PFUnA-SURR 83 %50-200 10/07/25 21:30 EJB EPA 533
Surrogate: 13C2-PFDoA-SURR 102 %50-200 10/07/25 21:30 EJB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 3 of 11
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 B544413 - EPA 533 - EPA 533
Blank (B544413-BLK1)Prepared: 10/02/25 Analyzed: 10/07/25
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 38.6 ng/L 40.00 97 50-200
Surrogate: 13C5-PFPeA-SURR 38.0 ng/L 40.00 95 50-200
Surrogate: 13C3-PFBS-SURR 36.6 ng/L 37.28 98 50-200
Surrogate: 13C2-4:2FTS-SURR 154 ng/L 150.4 102 50-200
Surrogate: 13C5-PFHxA-SURR 36.8 ng/L 40.00 92 50-200
Surrogate: 13C3-HFPOA-DA-SURR 37.8 ng/L 40.00 94 50-200
Surrogate: 13C4-PFHpA-SURR 36.2 ng/L 40.00 90 50-200
Surrogate: 13C3-PFHxS-SURR 36.9 ng/L 37.92 97 50-200
Surrogate: 13C2-6:2FTS-SURR 154 ng/L 152.0 101 50-200
Surrogate: 13C8-PFOA-SURR 35.4 ng/L 40.00 89 50-200
Surrogate: 13C9-PFNA-SURR 37.1 ng/L 40.00 93 50-200
Surrogate: 13C8-PFOS-SURR 39.5 ng/L 38.32 103 50-200
Surrogate: 13C2-8:2FTS-SURR 167 ng/L 153.6 109 50-200
Surrogate: 13C6-PFDA-SURR 36.6 ng/L 40.00 92 50-200
Surrogate: 13C7-PFUnA-SURR 38.4 ng/L 40.00 96 50-200
Surrogate: 13C2-PFDoA-SURR 46.0 ng/L 40.00 115 50-200
LCS (B544413-BS1)Prepared: 10/02/25 Analyzed: 10/07/25
PFBA 199 ng/L 200.0 99 70-130
PFMPA 183 ng/L 200.0 91 70-130
www.pacelabs.comCustomer #: 72-106174 Page 4 of 11
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 (B544413-BS1)Prepared: 10/02/25 Analyzed: 10/07/25
PFPeA 183 ng/L 200.0 91 70-130
PFBS 164 ng/L 200.0 82 70-130
PFMBA 159 ng/L 200.0 80 70-130
PFEESA 157 ng/L 200.0 78 70-130
HFPO-DA 166 ng/L 200.0 83 70-130
NFDHA 168 ng/L 200.0 84 70-130
PFHxS 174 ng/L 200.0 87 70-130
4:2 FTS 197 ng/L 200.0 98 70-130
PFHpA 174 ng/L 200.0 87 70-130
PFHxA 178 ng/L 200.0 89 70-130
ADONA 177 ng/L 200.0 88 70-130
PFPeS 188 ng/L 200.0 94 70-130
6:2 FTS 189 ng/L 200.0 94 70-130
PFOA 177 ng/L 200.0 88 70-130
PFHpS 174 ng/L 200.0 87 70-130
PFOS 161 ng/L 200.0 80 70-130
PFNA 177 ng/L 200.0 89 70-130
9Cl-PF3ONS 171 ng/L 200.0 86 70-130
8:2 FTS 210 ng/L 200.0 105 70-130
PFDA 176 ng/L 200.0 88 70-130
PFUnA 184 ng/L 200.0 92 70-130
11Cl-PF3OUdS 173 ng/L 200.0 86 70-130
PFDoA 164 ng/L 200.0 82 70-130
Surrogate: 13C4-PFBA-SURR 37.3 ng/L 40.00 93 50-200
Surrogate: 13C5-PFPeA-SURR 37.5 ng/L 40.00 94 50-200
Surrogate: 13C3-PFBS-SURR 35.4 ng/L 37.28 95 50-200
Surrogate: 13C2-4:2FTS-SURR 169 ng/L 150.4 113 50-200
Surrogate: 13C5-PFHxA-SURR 34.6 ng/L 40.00 87 50-200
Surrogate: 13C3-HFPOA-DA-SURR 36.3 ng/L 40.00 91 50-200
Surrogate: 13C4-PFHpA-SURR 33.9 ng/L 40.00 85 50-200
Surrogate: 13C3-PFHxS-SURR 36.0 ng/L 37.92 95 50-200
Surrogate: 13C2-6:2FTS-SURR 169 ng/L 152.0 112 50-200
Surrogate: 13C8-PFOA-SURR 35.2 ng/L 40.00 88 50-200
Surrogate: 13C9-PFNA-SURR 34.2 ng/L 40.00 85 50-200
Surrogate: 13C8-PFOS-SURR 36.1 ng/L 38.32 94 50-200
Surrogate: 13C2-8:2FTS-SURR 171 ng/L 153.6 111 50-200
Surrogate: 13C6-PFDA-SURR 34.4 ng/L 40.00 86 50-200
Surrogate: 13C7-PFUnA-SURR 33.8 ng/L 40.00 84 50-200
Surrogate: 13C2-PFDoA-SURR 41.2 ng/L 40.00 103 50-200
Duplicate (B544413-DUP1)Sample: IJ00124-01 Prepared: 10/02/25 Analyzed: 10/07/25
PFBA 3 ng/L 3 1 30
PFMPA < 0.5 ng/L ND 30U
PFPeA 3 ng/L 3 1 30
PFBS 5 ng/L 4 0.6 30
PFMBA < 0.4 ng/L ND 30U
PFEESA < 0.6 ng/L ND 30U
HFPO-DA < 0.4 ng/L ND 30U
www.pacelabs.comCustomer #: 72-106174 Page 5 of 11
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
Duplicate (B544413-DUP1)Sample: IJ00124-01 Prepared: 10/02/25 Analyzed: 10/07/25
NFDHA < 0.5 ng/L ND 30U
PFHxS 4 ng/L 4 2 30
4:2 FTS < 0.4 ng/L ND 30U
PFHpA 0.6 ng/L ND 30J
PFHxA 2 ng/L 2 8 30J
ADONA < 0.6 ng/L ND 30U
PFPeS 0.8 ng/L 0.7 12 30J
6:2 FTS < 0.5 ng/L ND 30U
PFOA < 0.8 ng/L ND 30U
PFHpS < 0.6 ng/L ND 30U
PFOS 0.7 ng/L 0.6 10 30J
PFNA < 0.6 ng/L ND 30U
9Cl-PF3ONS < 0.7 ng/L ND 30U
8:2 FTS < 0.5 ng/L ND 30U
PFDA < 0.5 ng/L ND 30U
PFUnA < 0.5 ng/L ND 30U
11Cl-PF3OUdS < 0.6 ng/L ND 30U
PFDoA < 0.6 ng/L ND 30U
Surrogate: 13C4-PFBA-SURR 41.8 ng/L 42.46 99 50-200
Surrogate: 13C5-PFPeA-SURR 42.4 ng/L 42.46 100 50-200
Surrogate: 13C3-PFBS-SURR 35.1 ng/L 39.58 89 50-200
Surrogate: 13C2-4:2FTS-SURR 168 ng/L 159.7 105 50-200
Surrogate: 13C5-PFHxA-SURR 37.9 ng/L 42.46 89 50-200
Surrogate: 13C3-HFPOA-DA-SURR 37.9 ng/L 42.46 89 50-200
Surrogate: 13C4-PFHpA-SURR 38.5 ng/L 42.46 91 50-200
Surrogate: 13C3-PFHxS-SURR 36.2 ng/L 40.25 90 50-200
Surrogate: 13C2-6:2FTS-SURR 156 ng/L 161.4 97 50-200
Surrogate: 13C8-PFOA-SURR 38.9 ng/L 42.46 92 50-200
Surrogate: 13C9-PFNA-SURR 41.0 ng/L 42.46 97 50-200
Surrogate: 13C8-PFOS-SURR 37.5 ng/L 40.68 92 50-200
Surrogate: 13C2-8:2FTS-SURR 166 ng/L 163.1 102 50-200
Surrogate: 13C6-PFDA-SURR 39.1 ng/L 42.46 92 50-200
Surrogate: 13C7-PFUnA-SURR 37.5 ng/L 42.46 88 50-200
Surrogate: 13C2-PFDoA-SURR 41.8 ng/L 42.46 98 50-200
Matrix Spike (B544413-MS1)Sample: IJ00128-01 Prepared: 10/02/25 Analyzed: 10/07/25
PFBA 189 ng/L 190.9 ND 99 70-130
PFMPA 180 ng/L 190.9 ND 94 70-130
PFPeA 177 ng/L 190.9 ND 92 70-130
PFBS 161 ng/L 190.9 ND 84 70-130
PFMBA 153 ng/L 190.9 ND 80 70-130
PFEESA 158 ng/L 190.9 ND 83 70-130
NFDHA 157 ng/L 190.9 ND 82 70-130
HFPO-DA 156 ng/L 190.9 ND 82 70-130
PFHxS 168 ng/L 190.9 ND 88 70-130
4:2 FTS 188 ng/L 190.9 ND 98 70-130
PFHpA 168 ng/L 190.9 ND 88 70-130
PFHxA 173 ng/L 190.9 ND 90 70-130
www.pacelabs.comCustomer #: 72-106174 Page 6 of 11
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 (B544413-MS1)Sample: IJ00128-01 Prepared: 10/02/25 Analyzed: 10/07/25
ADONA 173 ng/L 190.9 ND 91 70-130
PFPeS 181 ng/L 190.9 ND 95 70-130
6:2 FTS 182 ng/L 190.9 ND 96 70-130
PFOA 173 ng/L 190.9 ND 91 70-130
PFHpS 167 ng/L 190.9 ND 88 70-130
PFOS 158 ng/L 190.9 ND 83 70-130
PFNA 174 ng/L 190.9 ND 91 70-130
9Cl-PF3ONS 172 ng/L 190.9 ND 90 70-130
8:2 FTS 199 ng/L 190.9 ND 104 70-130
PFDA 168 ng/L 190.9 ND 88 70-130
PFUnA 176 ng/L 190.9 ND 92 70-130
11Cl-PF3OUdS 169 ng/L 190.9 ND 89 70-130
PFDoA 155 ng/L 190.9 ND 81 70-130
Surrogate: 13C4-PFBA-SURR 36.1 ng/L 38.18 94 50-200
Surrogate: 13C5-PFPeA-SURR 36.3 ng/L 38.18 95 50-200
Surrogate: 13C3-PFBS-SURR 32.8 ng/L 35.59 92 50-200
Surrogate: 13C2-4:2FTS-SURR 161 ng/L 143.6 112 50-200
Surrogate: 13C5-PFHxA-SURR 32.6 ng/L 38.18 85 50-200
Surrogate: 13C3-HFPOA-DA-SURR 35.2 ng/L 38.18 92 50-200
Surrogate: 13C4-PFHpA-SURR 31.8 ng/L 38.18 83 50-200
Surrogate: 13C3-PFHxS-SURR 34.7 ng/L 36.20 96 50-200
Surrogate: 13C2-6:2FTS-SURR 160 ng/L 145.1 110 50-200
Surrogate: 13C8-PFOA-SURR 31.2 ng/L 38.18 82 50-200
Surrogate: 13C9-PFNA-SURR 29.6 ng/L 38.18 78 50-200
Surrogate: 13C8-PFOS-SURR 33.8 ng/L 36.58 92 50-200
Surrogate: 13C2-8:2FTS-SURR 161 ng/L 146.6 110 50-200
Surrogate: 13C6-PFDA-SURR 28.4 ng/L 38.18 74 50-200
Surrogate: 13C7-PFUnA-SURR 28.3 ng/L 38.18 74 50-200
Surrogate: 13C2-PFDoA-SURR 37.1 ng/L 38.18 97 50-200
www.pacelabs.comCustomer #: 72-106174 Page 7 of 11
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
J Estimated value; value between the Method Detection Limit and Method Reporting Limit.
U Parameter was analyzed for, but not detected above the reporting limit.
Certified by:Janet Clutters, Project Manager
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