DDW-2025-004324

May 02, 2025
Dear John Steffan:
Please find enclosed the analytical results for the 8 sample(s) the laboratory received on 4/29/25 10:40 am and logged
in under work order ID05061. 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
UTAH29016RE:
Peoria, IL 61615
Pace Analytical Services, LLC
2231 W. Altorfer Drive
[phone]
www.pacelabs.comCustomer #: 72-106174 Page 1 of 19
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.
www.pacelabs.comCustomer #: 72-106174 Page 2 of 19
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
www.pacelabs.comCustomer #: 72-106174 Page 3 of 19
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID05061-01
Name:
Sampled:
Received: 04/29/25 10:40
04/28/25 09:45
WS001-4800 S 1980 W WELL
Reg ID:Drinking Water - Regular SampleMatrix:UTAH29016
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 1.0 ng/L EPA 533PFBA05/01/25 15:00 PSBU2.011.0
< 0.4 ng/L EPA 533PFMPA05/01/25 15:00 PSBU2.010.4
< 0.5 ng/L EPA 533PFPeA05/01/25 15:00 PSBU2.010.5
< 0.5 ng/L EPA 533PFBS05/01/25 15:00 PSBU2.010.5
< 0.4 ng/L EPA 533PFMBA05/01/25 15:00 PSBU2.010.4
< 0.5 ng/L EPA 533PFEESA05/01/25 15:00 PSBU2.010.5
< 0.4 ng/L EPA 533HFPO-DA 05/01/25 15:00 PSBU2.010.4
< 0.5 ng/L EPA 533NFDHA05/01/25 15:00 PSBU2.010.5
< 0.4 ng/L EPA 5334:2 FTS 05/01/25 15:00 PSBU2.010.4
< 0.4 ng/L EPA 533PFHxS05/01/25 15:00 PSBU2.010.4
< 0.6 ng/L EPA 533PFHpA05/01/25 15:00 PSBU2.010.6
< 1.0 ng/L EPA 533PFHxA05/01/25 15:00 PSBU2.011.0
< 0.5 ng/L EPA 533ADONA05/01/25 15:00 PSBU2.010.5
< 0.6 ng/L EPA 533PFPeS05/01/25 15:00 PSBU2.010.6
< 0.5 ng/L EPA 5336:2 FTS 05/01/25 15:00 PSBU2.010.5
< 0.7 ng/L EPA 533PFOA05/01/25 15:00 PSBU2.010.7
< 0.6 ng/L EPA 533PFHpS05/01/25 15:00 PSBU2.010.6
< 0.5 ng/L EPA 533PFOS05/01/25 15:00 PSBU2.010.5
< 0.5 ng/L EPA 533PFNA05/01/25 15:00 PSBU2.010.5
< 0.7 ng/L EPA 5339Cl-PF3ONS 05/01/25 15:00 PSBU2.010.7
< 0.5 ng/L EPA 5338:2 FTS 05/01/25 15:00 PSBU2.010.5
< 0.5 ng/L EPA 533PFDA05/01/25 15:00 PSBU2.010.5
< 0.5 ng/L EPA 533PFUnA05/01/25 15:00 PSBU2.010.5
< 0.6 ng/L EPA 53311Cl-PF3OUdS 05/01/25 15:00 PSBU2.010.6
< 0.6 ng/L EPA 533PFDoA05/01/25 15:00 PSBU2.010.6
Surrogate: 13C4-PFBA-SURR 95 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C5-PFPeA-SURR 90 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C3-PFBS-SURR 96 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C2-4:2FTS-SURR 79 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C5-PFHxA-SURR 95 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 113 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C4-PFHpA-SURR 95 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C3-PFHxS-SURR 97 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C2-6:2FTS-SURR 80 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C8-PFOA-SURR 87 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C9-PFNA-SURR 90 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C8-PFOS-SURR 95 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C2-8:2FTS-SURR 80 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C6-PFDA-SURR 82 %50-200 05/01/25 15:00 PSB EPA 533
Surrogate: 13C7-PFUnA-SURR 77 %50-200 05/01/25 15:00 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 4 of 19
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID05061-01
Name:
Sampled:
Received: 04/29/25 10:40
04/28/25 09:45
WS001-4800 S 1980 W WELL
Reg ID:Drinking Water - Regular SampleMatrix:UTAH29016
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 82 %50-200 05/01/25 15:00 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 5 of 19
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID05061-03
Name:
Sampled:
Received: 04/29/25 10:40
04/28/25 09:01
WS005-4000 SOUTH WELL
Reg ID:Drinking Water - Regular SampleMatrix:UTAH29016
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 0.9 ng/L EPA 533PFBA05/01/25 15:47 PSBU1.910.9
< 0.4 ng/L EPA 533PFMPA05/01/25 15:47 PSBU1.910.4
< 0.5 ng/L EPA 533PFPeA05/01/25 15:47 PSBU1.910.5
< 0.5 ng/L EPA 533PFBS05/01/25 15:47 PSBU1.910.5
< 0.4 ng/L EPA 533PFMBA05/01/25 15:47 PSBU1.910.4
< 0.5 ng/L EPA 533PFEESA05/01/25 15:47 PSBU1.910.5
< 0.3 ng/L EPA 533HFPO-DA 05/01/25 15:47 PSBU1.910.3
< 0.4 ng/L EPA 533NFDHA05/01/25 15:47 PSBU1.910.4
< 0.3 ng/L EPA 5334:2 FTS 05/01/25 15:47 PSBU1.910.3
< 0.4 ng/L EPA 533PFHxS05/01/25 15:47 PSBU1.910.4
< 0.5 ng/L EPA 533PFHpA05/01/25 15:47 PSBU1.910.5
< 1.0 ng/L EPA 533PFHxA05/01/25 15:47 PSBU1.911.0
< 0.5 ng/L EPA 533ADONA05/01/25 15:47 PSBU1.910.5
< 0.5 ng/L EPA 533PFPeS05/01/25 15:47 PSBU1.910.5
< 0.5 ng/L EPA 5336:2 FTS 05/01/25 15:47 PSBU1.910.5
< 0.7 ng/L EPA 533PFOA05/01/25 15:47 PSBU1.910.7
< 0.6 ng/L EPA 533PFHpS05/01/25 15:47 PSBU1.910.6
< 0.5 ng/L EPA 533PFOS05/01/25 15:47 PSBU1.910.5
< 0.5 ng/L EPA 533PFNA05/01/25 15:47 PSBU1.910.5
< 0.6 ng/L EPA 5339Cl-PF3ONS 05/01/25 15:47 PSBU1.910.6
< 0.5 ng/L EPA 5338:2 FTS 05/01/25 15:47 PSBU1.910.5
< 0.4 ng/L EPA 533PFDA05/01/25 15:47 PSBU1.910.4
< 0.4 ng/L EPA 533PFUnA05/01/25 15:47 PSBU1.910.4
< 0.5 ng/L EPA 53311Cl-PF3OUdS 05/01/25 15:47 PSBU1.910.5
< 0.5 ng/L EPA 533PFDoA05/01/25 15:47 PSBU1.910.5
Surrogate: 13C4-PFBA-SURR 97 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C5-PFPeA-SURR 88 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C3-PFBS-SURR 102 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C2-4:2FTS-SURR 83 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C5-PFHxA-SURR 94 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 115 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C4-PFHpA-SURR 96 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C3-PFHxS-SURR 102 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C2-6:2FTS-SURR 84 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C8-PFOA-SURR 87 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C9-PFNA-SURR 91 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C8-PFOS-SURR 104 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C2-8:2FTS-SURR 84 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C6-PFDA-SURR 81 %50-200 05/01/25 15:47 PSB EPA 533
Surrogate: 13C7-PFUnA-SURR 76 %50-200 05/01/25 15:47 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 6 of 19
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID05061-03
Name:
Sampled:
Received: 04/29/25 10:40
04/28/25 09:01
WS005-4000 SOUTH WELL
Reg ID:Drinking Water - Regular SampleMatrix:UTAH29016
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 82 %50-200 05/01/25 15:47 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 7 of 19
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID05061-05
Name:
Sampled:
Received: 04/29/25 10:40
04/28/25 09:26
WS006-5175 S 2425 W WELL (REPLACE)
Reg ID:Drinking Water - Regular SampleMatrix:UTAH29016
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 1.0 ng/L EPA 533PFBA05/01/25 16:35 PSBU2.011.0
< 0.4 ng/L EPA 533PFMPA05/01/25 16:35 PSBU2.010.4
< 0.5 ng/L EPA 533PFPeA05/01/25 16:35 PSBU2.010.5
< 0.5 ng/L EPA 533PFBS05/01/25 16:35 PSBU2.010.5
< 0.4 ng/L EPA 533PFMBA05/01/25 16:35 PSBU2.010.4
< 0.5 ng/L EPA 533PFEESA05/01/25 16:35 PSBU2.010.5
< 0.4 ng/L EPA 533HFPO-DA 05/01/25 16:35 PSBU2.010.4
< 0.5 ng/L EPA 533NFDHA05/01/25 16:35 PSBU2.010.5
< 0.4 ng/L EPA 5334:2 FTS 05/01/25 16:35 PSBU2.010.4
< 0.4 ng/L EPA 533PFHxS05/01/25 16:35 PSBU2.010.4
< 0.6 ng/L EPA 533PFHpA05/01/25 16:35 PSBU2.010.6
< 1.0 ng/L EPA 533PFHxA05/01/25 16:35 PSBU2.011.0
< 0.5 ng/L EPA 533ADONA05/01/25 16:35 PSBU2.010.5
< 0.6 ng/L EPA 533PFPeS05/01/25 16:35 PSBU2.010.6
< 0.5 ng/L EPA 5336:2 FTS 05/01/25 16:35 PSBU2.010.5
< 0.7 ng/L EPA 533PFOA05/01/25 16:35 PSBU2.010.7
< 0.6 ng/L EPA 533PFHpS05/01/25 16:35 PSBU2.010.6
< 0.5 ng/L EPA 533PFOS05/01/25 16:35 PSBU2.010.5
< 0.5 ng/L EPA 533PFNA05/01/25 16:35 PSBU2.010.5
< 0.7 ng/L EPA 5339Cl-PF3ONS 05/01/25 16:35 PSBU2.010.7
< 0.5 ng/L EPA 5338:2 FTS 05/01/25 16:35 PSBU2.010.5
< 0.5 ng/L EPA 533PFDA05/01/25 16:35 PSBU2.010.5
< 0.5 ng/L EPA 533PFUnA05/01/25 16:35 PSBU2.010.5
< 0.6 ng/L EPA 53311Cl-PF3OUdS 05/01/25 16:35 PSBU2.010.6
< 0.6 ng/L EPA 533PFDoA05/01/25 16:35 PSBU2.010.6
Surrogate: 13C4-PFBA-SURR 93 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C5-PFPeA-SURR 85 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C3-PFBS-SURR 99 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C2-4:2FTS-SURR 81 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C5-PFHxA-SURR 92 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 112 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C4-PFHpA-SURR 93 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C3-PFHxS-SURR 100 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C2-6:2FTS-SURR 83 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C8-PFOA-SURR 86 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C9-PFNA-SURR 89 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C8-PFOS-SURR 99 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C2-8:2FTS-SURR 85 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C6-PFDA-SURR 82 %50-200 05/01/25 16:35 PSB EPA 533
Surrogate: 13C7-PFUnA-SURR 78 %50-200 05/01/25 16:35 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 8 of 19
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID05061-05
Name:
Sampled:
Received: 04/29/25 10:40
04/28/25 09:26
WS006-5175 S 2425 W WELL (REPLACE)
Reg ID:Drinking Water - Regular SampleMatrix:UTAH29016
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 83 %50-200 05/01/25 16:35 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 9 of 19
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID05061-07
Name:
Sampled:
Received: 04/29/25 10:40
04/28/25 10:10
WS007-HILL FIELD WELL REPL-1
Reg ID:Drinking Water - Regular SampleMatrix:UTAH29016
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 1.0 ng/L EPA 533PFBA05/01/25 17:46 PSBU2.011.0
< 0.4 ng/L EPA 533PFMPA05/01/25 17:46 PSBU2.010.4
< 0.5 ng/L EPA 533PFPeA05/01/25 17:46 PSBU2.010.5
< 0.5 ng/L EPA 533PFBS05/01/25 17:46 PSBU2.010.5
< 0.4 ng/L EPA 533PFMBA05/01/25 17:46 PSBU2.010.4
< 0.5 ng/L EPA 533PFEESA05/01/25 17:46 PSBU2.010.5
< 0.4 ng/L EPA 533HFPO-DA 05/01/25 17:46 PSBU2.010.4
< 0.5 ng/L EPA 533NFDHA05/01/25 17:46 PSBU2.010.5
< 0.4 ng/L EPA 5334:2 FTS 05/01/25 17:46 PSBU2.010.4
< 0.4 ng/L EPA 533PFHxS05/01/25 17:46 PSBU2.010.4
< 0.6 ng/L EPA 533PFHpA05/01/25 17:46 PSBU2.010.6
< 1.0 ng/L EPA 533PFHxA05/01/25 17:46 PSBU2.011.0
< 0.5 ng/L EPA 533ADONA05/01/25 17:46 PSBU2.010.5
< 0.6 ng/L EPA 533PFPeS05/01/25 17:46 PSBU2.010.6
< 0.5 ng/L EPA 5336:2 FTS 05/01/25 17:46 PSBU2.010.5
< 0.7 ng/L EPA 533PFOA05/01/25 17:46 PSBU2.010.7
< 0.6 ng/L EPA 533PFHpS05/01/25 17:46 PSBU2.010.6
< 0.5 ng/L EPA 533PFOS05/01/25 17:46 PSBU2.010.5
< 0.5 ng/L EPA 533PFNA05/01/25 17:46 PSBU2.010.5
< 0.7 ng/L EPA 5339Cl-PF3ONS 05/01/25 17:46 PSBU2.010.7
< 0.5 ng/L EPA 5338:2 FTS 05/01/25 17:46 PSBU2.010.5
< 0.5 ng/L EPA 533PFDA05/01/25 17:46 PSBU2.010.5
< 0.5 ng/L EPA 533PFUnA05/01/25 17:46 PSBU2.010.5
< 0.6 ng/L EPA 53311Cl-PF3OUdS 05/01/25 17:46 PSBU2.010.6
< 0.6 ng/L EPA 533PFDoA05/01/25 17:46 PSBU2.010.6
Surrogate: 13C4-PFBA-SURR 91 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C5-PFPeA-SURR 83 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C3-PFBS-SURR 95 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C2-4:2FTS-SURR 80 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C5-PFHxA-SURR 89 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 107 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C4-PFHpA-SURR 89 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C3-PFHxS-SURR 94 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C2-6:2FTS-SURR 82 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C8-PFOA-SURR 83 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C9-PFNA-SURR 87 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C8-PFOS-SURR 97 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C2-8:2FTS-SURR 80 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C6-PFDA-SURR 80 %50-200 05/01/25 17:46 PSB EPA 533
Surrogate: 13C7-PFUnA-SURR 79 %50-200 05/01/25 17:46 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 10 of 19
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID05061-07
Name:
Sampled:
Received: 04/29/25 10:40
04/28/25 10:10
WS007-HILL FIELD WELL REPL-1
Reg ID:Drinking Water - Regular SampleMatrix:UTAH29016
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 79 %50-200 05/01/25 17:46 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 11 of 19
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 B531455 - EPA 533 - EPA 533
Blank (B531455-BLK1)Prepared: 04/30/25 Analyzed: 05/01/25
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 35.5 ng/L 40.00 89 50-200
Surrogate: 13C5-PFPeA-SURR 32.4 ng/L 40.00 81 50-200
Surrogate: 13C3-PFBS-SURR 34.0 ng/L 37.28 91 50-200
Surrogate: 13C2-4:2FTS-SURR 111 ng/L 150.4 74 50-200
Surrogate: 13C5-PFHxA-SURR 35.5 ng/L 40.00 89 50-200
Surrogate: 13C3-HFPOA-DA-SURR 43.0 ng/L 40.00 107 50-200
Surrogate: 13C4-PFHpA-SURR 36.1 ng/L 40.00 90 50-200
Surrogate: 13C3-PFHxS-SURR 35.0 ng/L 37.92 92 50-200
Surrogate: 13C2-6:2FTS-SURR 115 ng/L 152.0 76 50-200
Surrogate: 13C8-PFOA-SURR 32.9 ng/L 40.00 82 50-200
Surrogate: 13C9-PFNA-SURR 35.2 ng/L 40.00 88 50-200
Surrogate: 13C8-PFOS-SURR 34.9 ng/L 38.32 91 50-200
Surrogate: 13C2-8:2FTS-SURR 113 ng/L 153.6 74 50-200
Surrogate: 13C6-PFDA-SURR 32.5 ng/L 40.00 81 50-200
Surrogate: 13C7-PFUnA-SURR 30.9 ng/L 40.00 77 50-200
Surrogate: 13C2-PFDoA-SURR 31.8 ng/L 40.00 80 50-200
LCS (B531455-BS1)Prepared: 04/30/25 Analyzed: 05/01/25
PFBA 70 ng/L 80.00 87 70-130
PFMPA 74 ng/L 80.00 93 70-130
www.pacelabs.comCustomer #: 72-106174 Page 12 of 19
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 (B531455-BS1)Prepared: 04/30/25 Analyzed: 05/01/25
PFPeA 66 ng/L 80.00 83 70-130
PFBS 62 ng/L 80.00 78 70-130
PFMBA 59 ng/L 80.00 73 70-130
PFEESA 62 ng/L 80.00 77 70-130
HFPO-DA 61 ng/L 80.00 76 70-130
NFDHA 65 ng/L 80.00 81 70-130
PFHxS 62 ng/L 80.00 78 70-130
4:2 FTS 76 ng/L 80.00 95 70-130
PFHpA 63 ng/L 80.00 78 70-130
PFHxA 64 ng/L 80.00 80 70-130
ADONA 65 ng/L 80.00 82 70-130
PFPeS 67 ng/L 80.00 83 70-130
6:2 FTS 70 ng/L 80.00 87 70-130
PFOA 76 ng/L 80.00 95 70-130
PFHpS 61 ng/L 80.00 77 70-130
PFOS 59 ng/L 80.00 74 70-130
PFNA 70 ng/L 80.00 87 70-130
9Cl-PF3ONS 62 ng/L 80.00 77 70-130
8:2 FTS 77 ng/L 80.00 96 70-130
PFDA 61 ng/L 80.00 77 70-130
PFUnA 59 ng/L 80.00 74 70-130
11Cl-PF3OUdS 66 ng/L 80.00 83 70-130
PFDoA 59 ng/L 80.00 74 70-130
Surrogate: 13C4-PFBA-SURR 35.1 ng/L 40.00 88 50-200
Surrogate: 13C5-PFPeA-SURR 32.5 ng/L 40.00 81 50-200
Surrogate: 13C3-PFBS-SURR 34.5 ng/L 37.28 93 50-200
Surrogate: 13C2-4:2FTS-SURR 121 ng/L 150.4 80 50-200
Surrogate: 13C5-PFHxA-SURR 34.8 ng/L 40.00 87 50-200
Surrogate: 13C3-HFPOA-DA-SURR 42.4 ng/L 40.00 106 50-200
Surrogate: 13C4-PFHpA-SURR 35.1 ng/L 40.00 88 50-200
Surrogate: 13C3-PFHxS-SURR 36.4 ng/L 37.92 96 50-200
Surrogate: 13C2-6:2FTS-SURR 122 ng/L 152.0 80 50-200
Surrogate: 13C8-PFOA-SURR 33.0 ng/L 40.00 82 50-200
Surrogate: 13C9-PFNA-SURR 34.3 ng/L 40.00 86 50-200
Surrogate: 13C8-PFOS-SURR 34.8 ng/L 38.32 91 50-200
Surrogate: 13C2-8:2FTS-SURR 121 ng/L 153.6 79 50-200
Surrogate: 13C6-PFDA-SURR 32.2 ng/L 40.00 80 50-200
Surrogate: 13C7-PFUnA-SURR 31.0 ng/L 40.00 77 50-200
Surrogate: 13C2-PFDoA-SURR 30.2 ng/L 40.00 75 50-200
Duplicate (B531455-DUP1)Sample: ID03557-01 Prepared: 04/30/25 Analyzed: 05/01/25
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
www.pacelabs.comCustomer #: 72-106174 Page 13 of 19
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 (B531455-DUP1)Sample: ID03557-01 Prepared: 04/30/25 Analyzed: 05/01/25
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 37.3 ng/L 39.54 94 50-200
Surrogate: 13C5-PFPeA-SURR 35.3 ng/L 39.54 89 50-200
Surrogate: 13C3-PFBS-SURR 35.3 ng/L 36.85 96 50-200
Surrogate: 13C2-4:2FTS-SURR 118 ng/L 148.7 79 50-200
Surrogate: 13C5-PFHxA-SURR 37.3 ng/L 39.54 94 50-200
Surrogate: 13C3-HFPOA-DA-SURR 44.4 ng/L 39.54 112 50-200
Surrogate: 13C4-PFHpA-SURR 37.6 ng/L 39.54 95 50-200
Surrogate: 13C3-PFHxS-SURR 35.0 ng/L 37.49 93 50-200
Surrogate: 13C2-6:2FTS-SURR 117 ng/L 150.3 78 50-200
Surrogate: 13C8-PFOA-SURR 34.8 ng/L 39.54 88 50-200
Surrogate: 13C9-PFNA-SURR 36.1 ng/L 39.54 91 50-200
Surrogate: 13C8-PFOS-SURR 35.2 ng/L 37.88 93 50-200
Surrogate: 13C2-8:2FTS-SURR 117 ng/L 151.8 77 50-200
Surrogate: 13C6-PFDA-SURR 32.5 ng/L 39.54 82 50-200
Surrogate: 13C7-PFUnA-SURR 29.6 ng/L 39.54 75 50-200
Surrogate: 13C2-PFDoA-SURR 29.5 ng/L 39.54 75 50-200
Matrix Spike (B531455-MS1)Sample: ID03557-03 Prepared: 04/30/25 Analyzed: 05/01/25
PFBA 77 ng/L 76.60 ND 100 70-130
PFMPA 81 ng/L 76.60 ND 105 70-130
PFPeA 73 ng/L 76.60 ND 95 70-130
PFBS 68 ng/L 76.60 ND 89 70-130
PFMBA 64 ng/L 76.60 ND 84 70-130
PFEESA 67 ng/L 76.60 ND 87 70-130
NFDHA 72 ng/L 76.60 ND 94 70-130
HFPO-DA 67 ng/L 76.60 ND 88 70-130
PFHxS 70 ng/L 76.60 ND 91 70-130
4:2 FTS 84 ng/L 76.60 ND 110 70-130
PFHpA 68 ng/L 76.60 ND 89 70-130
PFHxA 71 ng/L 76.60 ND 93 70-130
www.pacelabs.comCustomer #: 72-106174 Page 14 of 19
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 (B531455-MS1)Sample: ID03557-03 Prepared: 04/30/25 Analyzed: 05/01/25
ADONA 72 ng/L 76.60 ND 93 70-130
PFPeS 72 ng/L 76.60 ND 94 70-130
6:2 FTS 79 ng/L 76.60 ND 103 70-130
PFOA 83 ng/L 76.60 ND 108 70-130
PFHpS 66 ng/L 76.60 ND 87 70-130
PFOS 63 ng/L 76.60 ND 83 70-130
PFNA 77 ng/L 76.60 ND 101 70-130
9Cl-PF3ONS 66 ng/L 76.60 ND 87 70-130
8:2 FTS 87 ng/L 76.60 ND 113 70-130
PFDA 69 ng/L 76.60 ND 90 70-130
PFUnA 66 ng/L 76.60 ND 86 70-130
11Cl-PF3OUdS 68 ng/L 76.60 ND 89 70-130
PFDoA 67 ng/L 76.60 ND 87 70-130
Surrogate: 13C4-PFBA-SURR 34.6 ng/L 38.30 90 50-200
Surrogate: 13C5-PFPeA-SURR 31.8 ng/L 38.30 83 50-200
Surrogate: 13C3-PFBS-SURR 33.8 ng/L 35.70 95 50-200
Surrogate: 13C2-4:2FTS-SURR 118 ng/L 144.0 82 50-200
Surrogate: 13C5-PFHxA-SURR 34.0 ng/L 38.30 89 50-200
Surrogate: 13C3-HFPOA-DA-SURR 41.6 ng/L 38.30 109 50-200
Surrogate: 13C4-PFHpA-SURR 34.1 ng/L 38.30 89 50-200
Surrogate: 13C3-PFHxS-SURR 34.2 ng/L 36.31 94 50-200
Surrogate: 13C2-6:2FTS-SURR 118 ng/L 145.5 81 50-200
Surrogate: 13C8-PFOA-SURR 32.2 ng/L 38.30 84 50-200
Surrogate: 13C9-PFNA-SURR 34.2 ng/L 38.30 89 50-200
Surrogate: 13C8-PFOS-SURR 33.4 ng/L 36.69 91 50-200
Surrogate: 13C2-8:2FTS-SURR 114 ng/L 147.1 77 50-200
Surrogate: 13C6-PFDA-SURR 32.7 ng/L 38.30 85 50-200
Surrogate: 13C7-PFUnA-SURR 31.4 ng/L 38.30 82 50-200
Surrogate: 13C2-PFDoA-SURR 29.6 ng/L 38.30 77 50-200
www.pacelabs.comCustomer #: 72-106174 Page 15 of 19
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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