DDW-2025-009282

September 18, 2025
Dear John Steffan:
Please find enclosed the analytical results for the 2 sample(s) the laboratory received on 8/28/25 9:56 am and logged
in under work order IH05299. 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
UTAH26069RE:
Peoria, IL 61615
Pace Analytical Services, LLC
2231 W. Altorfer Drive
[phone]
www.pacelabs.comCustomer #: 72-106174 Page 1 of 13
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
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 13
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: IH05299-01
Name:
Sampled:
Received: 08/28/25 09:56
08/27/25 11:15
TP001-LITTLE DEER CREEK WTP
Reg ID:Drinking Water - Regular SampleMatrix:UTAH26069
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 1.0 ng/L EPA 533PFBA09/16/25 00:12 EJBU2.011.0
< 0.4 ng/L EPA 533PFMPA09/16/25 00:12 EJBU2.010.4
< 0.5 ng/L EPA 533PFPeA09/16/25 00:12 EJBU2.010.5
< 0.5 ng/L EPA 533PFBS09/16/25 00:12 EJBU2.010.5
< 0.4 ng/L EPA 533PFMBA09/16/25 00:12 EJBU2.010.4
< 0.5 ng/L EPA 533PFEESA09/16/25 00:12 EJBU2.010.5
< 0.4 ng/L EPA 533HFPO-DA 09/16/25 00:12 EJBU2.010.4
< 0.5 ng/L EPA 533NFDHA09/16/25 00:12 EJBU2.010.5
< 0.4 ng/L EPA 5334:2 FTS 09/16/25 00:12 EJBU2.010.4
< 0.4 ng/L EPA 533PFHxS09/16/25 00:12 EJBU2.010.4
< 0.6 ng/L EPA 533PFHpA09/16/25 00:12 EJBU2.010.6
< 1.0 ng/L EPA 533PFHxA09/16/25 00:12 EJBU2.011.0
< 0.5 ng/L EPA 533ADONA09/16/25 00:12 EJBU2.010.5
< 0.6 ng/L EPA 533PFPeS09/16/25 00:12 EJBU2.010.6
< 0.5 ng/L EPA 5336:2 FTS 09/16/25 00:12 EJBU2.010.5
< 0.7 ng/L EPA 533PFOA09/16/25 00:12 EJBU2.010.7
< 0.6 ng/L EPA 533PFHpS09/16/25 00:12 EJBU2.010.6
< 0.5 ng/L EPA 533PFOS09/16/25 00:12 EJBU2.010.5
< 0.5 ng/L EPA 533PFNA09/16/25 00:12 EJBU2.010.5
< 0.7 ng/L EPA 5339Cl-PF3ONS 09/16/25 00:12 EJBU2.010.7
< 0.5 ng/L EPA 5338:2 FTS 09/16/25 00:12 EJBU2.010.5
< 0.5 ng/L EPA 533PFDA09/16/25 00:12 EJBU2.010.5
< 0.5 ng/L EPA 533PFUnA09/16/25 00:12 EJBU2.010.5
< 0.6 ng/L EPA 53311Cl-PF3OUdS 09/16/25 00:12 EJBU2.010.6
< 0.6 ng/L EPA 533PFDoA09/16/25 00:12 EJBU2.010.6
Surrogate: 13C4-PFBA-SURR 96 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C5-PFPeA-SURR 98 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C3-PFBS-SURR 97 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C2-4:2FTS-SURR 95 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C5-PFHxA-SURR 91 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 93 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C4-PFHpA-SURR 89 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C3-PFHxS-SURR 91 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C2-6:2FTS-SURR 89 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C8-PFOA-SURR 88 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C9-PFNA-SURR 90 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C8-PFOS-SURR 92 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C2-8:2FTS-SURR 90 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C6-PFDA-SURR 85 %50-200 09/16/25 00:12 EJB EPA 533
Surrogate: 13C7-PFUnA-SURR 79 %50-200 09/16/25 00:12 EJB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 4 of 13
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: IH05299-01
Name:
Sampled:
Received: 08/28/25 09:56
08/27/25 11:15
TP001-LITTLE DEER CREEK WTP
Reg ID:Drinking Water - Regular SampleMatrix:UTAH26069
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 81 %50-200 09/16/25 00:12 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 B541620 - EPA 533 - EPA 533
Blank (B541620-BLK1)Prepared: 08/29/25 Analyzed: 09/15/25
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 43.2 ng/L 40.00 108 50-200
Surrogate: 13C5-PFPeA-SURR 42.6 ng/L 40.00 107 50-200
Surrogate: 13C3-PFBS-SURR 40.3 ng/L 37.28 108 50-200
Surrogate: 13C2-4:2FTS-SURR 147 ng/L 150.4 98 50-200
Surrogate: 13C5-PFHxA-SURR 41.5 ng/L 40.00 104 50-200
Surrogate: 13C3-HFPOA-DA-SURR 44.8 ng/L 40.00 112 50-200
Surrogate: 13C4-PFHpA-SURR 42.0 ng/L 40.00 105 50-200
Surrogate: 13C3-PFHxS-SURR 39.6 ng/L 37.92 104 50-200
Surrogate: 13C2-6:2FTS-SURR 146 ng/L 152.0 96 50-200
Surrogate: 13C8-PFOA-SURR 40.4 ng/L 40.00 101 50-200
Surrogate: 13C9-PFNA-SURR 40.5 ng/L 40.00 101 50-200
Surrogate: 13C8-PFOS-SURR 40.8 ng/L 38.32 106 50-200
Surrogate: 13C2-8:2FTS-SURR 157 ng/L 153.6 102 50-200
Surrogate: 13C6-PFDA-SURR 40.7 ng/L 40.00 102 50-200
Surrogate: 13C7-PFUnA-SURR 38.2 ng/L 40.00 96 50-200
Surrogate: 13C2-PFDoA-SURR 40.0 ng/L 40.00 100 50-200
LCS (B541620-BS1)Prepared: 08/29/25 Analyzed: 09/15/25
PFBA 205 ng/L 200.0 103 70-130
PFMPA 199 ng/L 200.0 99 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 (B541620-BS1)Prepared: 08/29/25 Analyzed: 09/15/25
PFPeA 186 ng/L 200.0 93 70-130
PFBS 184 ng/L 200.0 92 70-130
PFMBA 167 ng/L 200.0 84 70-130
PFEESA 174 ng/L 200.0 87 70-130
HFPO-DA 177 ng/L 200.0 89 70-130
NFDHA 184 ng/L 200.0 92 70-130
4:2 FTS 207 ng/L 200.0 103 70-130
PFHxS 199 ng/L 200.0 100 70-130
PFHxA 188 ng/L 200.0 94 70-130
PFHpA 186 ng/L 200.0 93 70-130
ADONA 197 ng/L 200.0 98 70-130
PFPeS 197 ng/L 200.0 98 70-130
6:2 FTS 198 ng/L 200.0 99 70-130
PFOA 187 ng/L 200.0 93 70-130
PFHpS 177 ng/L 200.0 89 70-130
PFOS 194 ng/L 200.0 97 70-130
PFNA 185 ng/L 200.0 92 70-130
9Cl-PF3ONS 186 ng/L 200.0 93 70-130
8:2 FTS 215 ng/L 200.0 108 70-130
PFDA 184 ng/L 200.0 92 70-130
PFUnA 188 ng/L 200.0 94 70-130
11Cl-PF3OUdS 185 ng/L 200.0 93 70-130
PFDoA 185 ng/L 200.0 93 70-130
Surrogate: 13C4-PFBA-SURR 38.3 ng/L 40.00 96 50-200
Surrogate: 13C5-PFPeA-SURR 38.9 ng/L 40.00 97 50-200
Surrogate: 13C3-PFBS-SURR 37.7 ng/L 37.28 101 50-200
Surrogate: 13C2-4:2FTS-SURR 161 ng/L 150.4 107 50-200
Surrogate: 13C5-PFHxA-SURR 36.9 ng/L 40.00 92 50-200
Surrogate: 13C3-HFPOA-DA-SURR 39.7 ng/L 40.00 99 50-200
Surrogate: 13C4-PFHpA-SURR 34.9 ng/L 40.00 87 50-200
Surrogate: 13C3-PFHxS-SURR 37.6 ng/L 37.92 99 50-200
Surrogate: 13C2-6:2FTS-SURR 158 ng/L 152.0 104 50-200
Surrogate: 13C8-PFOA-SURR 34.5 ng/L 40.00 86 50-200
Surrogate: 13C9-PFNA-SURR 34.1 ng/L 40.00 85 50-200
Surrogate: 13C8-PFOS-SURR 37.0 ng/L 38.32 97 50-200
Surrogate: 13C2-8:2FTS-SURR 148 ng/L 153.6 97 50-200
Surrogate: 13C6-PFDA-SURR 34.3 ng/L 40.00 86 50-200
Surrogate: 13C7-PFUnA-SURR 33.5 ng/L 40.00 84 50-200
Surrogate: 13C2-PFDoA-SURR 34.9 ng/L 40.00 87 50-200
Duplicate (B541620-DUP1)Sample: IH05299-01 Prepared: 08/29/25 Analyzed: 09/15/25
PFBA < 1.0 ng/L ND 30U
PFMPA < 0.4 ng/L ND 30U
PFPeA < 0.5 ng/L ND 30U
PFBS < 0.5 ng/L ND 30U
PFMBA < 0.4 ng/L ND 30U
PFEESA < 0.5 ng/L ND 30U
HFPO-DA < 0.4 ng/L ND 30U
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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
Duplicate (B541620-DUP1)Sample: IH05299-01 Prepared: 08/29/25 Analyzed: 09/15/25
NFDHA < 0.5 ng/L ND 30U
PFHxS < 0.4 ng/L ND 30U
4:2 FTS < 0.4 ng/L ND 30U
PFHpA < 0.6 ng/L ND 30U
PFHxA < 1.0 ng/L ND 30U
ADONA < 0.5 ng/L ND 30U
PFPeS < 0.6 ng/L ND 30U
6:2 FTS < 0.5 ng/L ND 30U
PFOA < 0.7 ng/L ND 30U
PFHpS < 0.6 ng/L ND 30U
PFOS < 0.5 ng/L ND 30U
PFNA < 0.5 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 39.6 ng/L 40.62 98 50-200
Surrogate: 13C5-PFPeA-SURR 41.1 ng/L 40.62 101 50-200
Surrogate: 13C3-PFBS-SURR 37.7 ng/L 37.86 100 50-200
Surrogate: 13C2-4:2FTS-SURR 148 ng/L 152.7 97 50-200
Surrogate: 13C5-PFHxA-SURR 38.1 ng/L 40.62 94 50-200
Surrogate: 13C3-HFPOA-DA-SURR 40.6 ng/L 40.62 100 50-200
Surrogate: 13C4-PFHpA-SURR 37.8 ng/L 40.62 93 50-200
Surrogate: 13C3-PFHxS-SURR 36.3 ng/L 38.51 94 50-200
Surrogate: 13C2-6:2FTS-SURR 141 ng/L 154.3 92 50-200
Surrogate: 13C8-PFOA-SURR 37.2 ng/L 40.62 92 50-200
Surrogate: 13C9-PFNA-SURR 37.6 ng/L 40.62 92 50-200
Surrogate: 13C8-PFOS-SURR 36.4 ng/L 38.91 94 50-200
Surrogate: 13C2-8:2FTS-SURR 143 ng/L 156.0 92 50-200
Surrogate: 13C6-PFDA-SURR 34.7 ng/L 40.62 85 50-200
Surrogate: 13C7-PFUnA-SURR 33.6 ng/L 40.62 83 50-200
Surrogate: 13C2-PFDoA-SURR 34.6 ng/L 40.62 85 50-200
Matrix Spike (B541620-MS1)Sample: IH05309-01 Prepared: 08/29/25 Analyzed: 09/15/25
PFBA 201 ng/L 189.8 1 105 70-130
PFMPA 205 ng/L 189.8 ND 108 70-130
PFPeA 180 ng/L 189.8 2 94 70-130
PFBS 176 ng/L 189.8 2 92 70-130
PFMBA 168 ng/L 189.8 ND 89 70-130
PFEESA 168 ng/L 189.8 ND 89 70-130
NFDHA 175 ng/L 189.8 ND 92 70-130
HFPO-DA 167 ng/L 189.8 ND 88 70-130
4:2 FTS 200 ng/L 189.8 ND 105 70-130
PFHxS 188 ng/L 189.8 1 99 70-130
PFHpA 180 ng/L 189.8 0.8 94 70-130
PFHxA 184 ng/L 189.8 2 96 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 (B541620-MS1)Sample: IH05309-01 Prepared: 08/29/25 Analyzed: 09/15/25
PFPeS 188 ng/L 189.8 ND 99 70-130
ADONA 186 ng/L 189.8 ND 98 70-130
6:2 FTS 187 ng/L 189.8 ND 98 70-130
PFOA 179 ng/L 189.8 2 93 70-130
PFHpS 169 ng/L 189.8 ND 89 70-130
PFOS 182 ng/L 189.8 1 95 70-130
PFNA 175 ng/L 189.8 ND 92 70-130
9Cl-PF3ONS 176 ng/L 189.8 ND 93 70-130
8:2 FTS 201 ng/L 189.8 ND 106 70-130
PFDA 173 ng/L 189.8 ND 91 70-130
PFUnA 186 ng/L 189.8 ND 98 70-130
11Cl-PF3OUdS 171 ng/L 189.8 ND 90 70-130
PFDoA 172 ng/L 189.8 ND 90 70-130
Surrogate: 13C4-PFBA-SURR 36.4 ng/L 37.97 96 50-200
Surrogate: 13C5-PFPeA-SURR 41.5 ng/L 37.97 109 50-200
Surrogate: 13C3-PFBS-SURR 34.7 ng/L 35.38 98 50-200
Surrogate: 13C2-4:2FTS-SURR 167 ng/L 142.7 117 50-200
Surrogate: 13C5-PFHxA-SURR 34.4 ng/L 37.97 90 50-200
Surrogate: 13C3-HFPOA-DA-SURR 38.9 ng/L 37.97 102 50-200
Surrogate: 13C4-PFHpA-SURR 33.2 ng/L 37.97 87 50-200
Surrogate: 13C3-PFHxS-SURR 36.3 ng/L 35.99 101 50-200
Surrogate: 13C2-6:2FTS-SURR 156 ng/L 144.3 108 50-200
Surrogate: 13C8-PFOA-SURR 31.2 ng/L 37.97 82 50-200
Surrogate: 13C9-PFNA-SURR 27.1 ng/L 37.97 71 50-200
Surrogate: 13C8-PFOS-SURR 35.0 ng/L 36.37 96 50-200
Surrogate: 13C2-8:2FTS-SURR 146 ng/L 145.8 100 50-200
Surrogate: 13C6-PFDA-SURR 24.8 ng/L 37.97 65 50-200
Surrogate: 13C7-PFUnA-SURR 25.0 ng/L 37.97 66 50-200
Surrogate: 13C2-PFDoA-SURR 29.6 ng/L 37.97 78 50-200
www.pacelabs.comCustomer #: 72-106174 Page 9 of 13
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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