DDW-2025-004286

April 30, 2025
Dear John Steffan:
Please find enclosed the analytical results for the 6 sample(s) the laboratory received on 4/24/25 9:50 am and logged
in under work order ID04485. 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
UTAH25006RE:
Peoria, IL 61615
Pace Analytical Services, LLC
2231 W. Altorfer Drive
[phone]
www.pacelabs.comCustomer #: 72-106174 Page 1 of 17
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 17
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
www.pacelabs.comCustomer #: 72-106174 Page 3 of 17
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID04485-01
Name:
Sampled:
Received: 04/24/25 09:50
04/23/25 08:45
SS001-SAMPLING STN - 9-13 15-18 22-23 28 34 41
Reg ID:Drinking Water - Regular SampleMatrix:UTAH25006
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 1.0 ng/L EPA 533PFBA04/28/25 18:45 PSBU2.011.0
< 0.4 ng/L EPA 533PFMPA04/28/25 18:45 PSBU2.010.4
< 0.5 ng/L EPA 533PFPeA04/28/25 18:45 PSBU2.010.5
< 0.5 ng/L EPA 533PFBS04/28/25 18:45 PSBU2.010.5
< 0.4 ng/L EPA 533PFMBA04/28/25 18:45 PSBU2.010.4
< 0.5 ng/L EPA 533PFEESA04/28/25 18:45 PSBU2.010.5
< 0.4 ng/L EPA 533HFPO-DA 04/28/25 18:45 PSBU2.010.4
< 0.5 ng/L EPA 533NFDHA04/28/25 18:45 PSBU2.010.5
< 0.4 ng/L EPA 5334:2 FTS 04/28/25 18:45 PSBU2.010.4
< 0.4 ng/L EPA 533PFHxS04/28/25 18:45 PSBU2.010.4
< 0.6 ng/L EPA 533PFHpA04/28/25 18:45 PSBU2.010.6
< 1.0 ng/L EPA 533PFHxA04/28/25 18:45 PSBU2.011.0
< 0.5 ng/L EPA 533ADONA04/28/25 18:45 PSBU2.010.5
< 0.6 ng/L EPA 533PFPeS04/28/25 18:45 PSBU2.010.6
< 0.5 ng/L EPA 5336:2 FTS 04/28/25 18:45 PSBU2.010.5
< 0.7 ng/L EPA 533PFOA04/28/25 18:45 PSBU2.010.7
< 0.6 ng/L EPA 533PFHpS04/28/25 18:45 PSBU2.010.6
< 0.5 ng/L EPA 533PFOS04/28/25 18:45 PSBU2.010.5
< 0.5 ng/L EPA 533PFNA04/28/25 18:45 PSBU2.010.5
< 0.7 ng/L EPA 5339Cl-PF3ONS 04/28/25 18:45 PSBU2.010.7
< 0.5 ng/L EPA 5338:2 FTS 04/28/25 18:45 PSBU2.010.5
< 0.5 ng/L EPA 533PFDA04/28/25 18:45 PSBU2.010.5
< 0.5 ng/L EPA 533PFUnA04/28/25 18:45 PSBU2.010.5
< 0.6 ng/L EPA 53311Cl-PF3OUdS 04/28/25 18:45 PSBU2.010.6
< 0.6 ng/L EPA 533PFDoA04/28/25 18:45 PSBU2.010.6
Surrogate: 13C4-PFBA-SURR 92 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C5-PFPeA-SURR 89 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C3-PFBS-SURR 93 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C2-4:2FTS-SURR 88 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C5-PFHxA-SURR 92 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 95 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C4-PFHpA-SURR 94 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C3-PFHxS-SURR 94 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C2-6:2FTS-SURR 87 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C8-PFOA-SURR 89 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C9-PFNA-SURR 94 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C8-PFOS-SURR 91 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C2-8:2FTS-SURR 88 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C6-PFDA-SURR 82 %50-200 04/28/25 18:45 PSB EPA 533
Surrogate: 13C7-PFUnA-SURR 66 %50-200 04/28/25 18:45 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 4 of 17
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID04485-01
Name:
Sampled:
Received: 04/24/25 09:50
04/23/25 08:45
SS001-SAMPLING STN - 9-13 15-18 22-23 28 34 41
Reg ID:Drinking Water - Regular SampleMatrix:UTAH25006
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 75 %50-200 04/28/25 18:45 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 5 of 17
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID04485-03
Name:
Sampled:
Received: 04/24/25 09:50
04/23/25 09:05
SS087-SMPLING STN 1-6 8 25 27 29 31-32 36 38 42
Reg ID:Drinking Water - Regular SampleMatrix:UTAH25006
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 1.0 ng/L EPA 533PFBA04/28/25 19:33 PSBU2.011.0
< 0.4 ng/L EPA 533PFMPA04/28/25 19:33 PSBU2.010.4
< 0.5 ng/L EPA 533PFPeA04/28/25 19:33 PSBU2.010.5
< 0.5 ng/L EPA 533PFBS04/28/25 19:33 PSBU2.010.5
< 0.4 ng/L EPA 533PFMBA04/28/25 19:33 PSBU2.010.4
< 0.5 ng/L EPA 533PFEESA04/28/25 19:33 PSBU2.010.5
< 0.4 ng/L EPA 533HFPO-DA 04/28/25 19:33 PSBU2.010.4
< 0.5 ng/L EPA 533NFDHA04/28/25 19:33 PSBU2.010.5
< 0.4 ng/L EPA 5334:2 FTS 04/28/25 19:33 PSBU2.010.4
< 0.4 ng/L EPA 533PFHxS04/28/25 19:33 PSBU2.010.4
< 0.6 ng/L EPA 533PFHpA04/28/25 19:33 PSBU2.010.6
< 1.0 ng/L EPA 533PFHxA04/28/25 19:33 PSBU2.011.0
< 0.5 ng/L EPA 533ADONA04/28/25 19:33 PSBU2.010.5
< 0.6 ng/L EPA 533PFPeS04/28/25 19:33 PSBU2.010.6
< 0.5 ng/L EPA 5336:2 FTS 04/28/25 19:33 PSBU2.010.5
< 0.7 ng/L EPA 533PFOA04/28/25 19:33 PSBU2.010.7
< 0.6 ng/L EPA 533PFHpS04/28/25 19:33 PSBU2.010.6
< 0.5 ng/L EPA 533PFOS04/28/25 19:33 PSBU2.010.5
< 0.5 ng/L EPA 533PFNA04/28/25 19:33 PSBU2.010.5
< 0.7 ng/L EPA 5339Cl-PF3ONS 04/28/25 19:33 PSBU2.010.7
< 0.5 ng/L EPA 5338:2 FTS 04/28/25 19:33 PSBU2.010.5
< 0.5 ng/L EPA 533PFDA04/28/25 19:33 PSBU2.010.5
< 0.5 ng/L EPA 533PFUnA04/28/25 19:33 PSBU2.010.5
< 0.6 ng/L EPA 53311Cl-PF3OUdS 04/28/25 19:33 PSBU2.010.6
< 0.6 ng/L EPA 533PFDoA04/28/25 19:33 PSBU2.010.6
Surrogate: 13C4-PFBA-SURR 93 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C5-PFPeA-SURR 89 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C3-PFBS-SURR 98 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C2-4:2FTS-SURR 92 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C5-PFHxA-SURR 94 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 96 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C4-PFHpA-SURR 94 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C3-PFHxS-SURR 97 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C2-6:2FTS-SURR 89 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C8-PFOA-SURR 88 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C9-PFNA-SURR 96 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C8-PFOS-SURR 97 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C2-8:2FTS-SURR 92 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C6-PFDA-SURR 93 %50-200 04/28/25 19:33 PSB EPA 533
Surrogate: 13C7-PFUnA-SURR 87 %50-200 04/28/25 19:33 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 6 of 17
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID04485-03
Name:
Sampled:
Received: 04/24/25 09:50
04/23/25 09:05
SS087-SMPLING STN 1-6 8 25 27 29 31-32 36 38 42
Reg ID:Drinking Water - Regular SampleMatrix:UTAH25006
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 96 %50-200 04/28/25 19:33 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 7 of 17
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID04485-05
Name:
Sampled:
Received: 04/24/25 09:50
04/23/25 09:25
WS024-ROCK CANYON SPRING
Reg ID:Drinking Water - Regular SampleMatrix:UTAH25006
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 1.0 ng/L EPA 533PFBA04/28/25 20:20 PSBU2.011.0
< 0.4 ng/L EPA 533PFMPA04/28/25 20:20 PSBU2.010.4
< 0.5 ng/L EPA 533PFPeA04/28/25 20:20 PSBU2.010.5
< 0.5 ng/L EPA 533PFBS04/28/25 20:20 PSBU2.010.5
< 0.4 ng/L EPA 533PFMBA04/28/25 20:20 PSBU2.010.4
< 0.5 ng/L EPA 533PFEESA04/28/25 20:20 PSBU2.010.5
< 0.4 ng/L EPA 533HFPO-DA 04/28/25 20:20 PSBU2.010.4
< 0.5 ng/L EPA 533NFDHA04/28/25 20:20 PSBU2.010.5
< 0.4 ng/L EPA 5334:2 FTS 04/28/25 20:20 PSBU2.010.4
< 0.4 ng/L EPA 533PFHxS04/28/25 20:20 PSBU2.010.4
< 0.6 ng/L EPA 533PFHpA04/28/25 20:20 PSBU2.010.6
< 1.0 ng/L EPA 533PFHxA04/28/25 20:20 PSBU2.011.0
< 0.5 ng/L EPA 533ADONA04/28/25 20:20 PSBU2.010.5
< 0.6 ng/L EPA 533PFPeS04/28/25 20:20 PSBU2.010.6
< 0.5 ng/L EPA 5336:2 FTS 04/28/25 20:20 PSBU2.010.5
< 0.7 ng/L EPA 533PFOA04/28/25 20:20 PSBU2.010.7
< 0.6 ng/L EPA 533PFHpS04/28/25 20:20 PSBU2.010.6
< 0.5 ng/L EPA 533PFOS04/28/25 20:20 PSBU2.010.5
< 0.5 ng/L EPA 533PFNA04/28/25 20:20 PSBU2.010.5
< 0.7 ng/L EPA 5339Cl-PF3ONS 04/28/25 20:20 PSBU2.010.7
< 0.5 ng/L EPA 5338:2 FTS 04/28/25 20:20 PSBU2.010.5
< 0.5 ng/L EPA 533PFDA04/28/25 20:20 PSBU2.010.5
< 0.5 ng/L EPA 533PFUnA04/28/25 20:20 PSBU2.010.5
< 0.6 ng/L EPA 53311Cl-PF3OUdS 04/28/25 20:20 PSBU2.010.6
< 0.6 ng/L EPA 533PFDoA04/28/25 20:20 PSBU2.010.6
Surrogate: 13C4-PFBA-SURR 98 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C5-PFPeA-SURR 95 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C3-PFBS-SURR 100 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C2-4:2FTS-SURR 95 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C5-PFHxA-SURR 96 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 102 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C4-PFHpA-SURR 98 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C3-PFHxS-SURR 99 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C2-6:2FTS-SURR 94 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C8-PFOA-SURR 94 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C9-PFNA-SURR 103 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C8-PFOS-SURR 101 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C2-8:2FTS-SURR 97 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C6-PFDA-SURR 98 %50-200 04/28/25 20:20 PSB EPA 533
Surrogate: 13C7-PFUnA-SURR 95 %50-200 04/28/25 20:20 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 8 of 17
Pace Analytical Services, LLC
2231 W. Altorfer Drive
Peoria, IL 61615
[phone]
ANALYTICAL RESULTS
Sample: ID04485-05
Name:
Sampled:
Received: 04/24/25 09:50
04/23/25 09:25
WS024-ROCK CANYON SPRING
Reg ID:Drinking Water - Regular SampleMatrix:UTAH25006
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 102 %50-200 04/28/25 20:20 PSB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 9 of 17
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 B531124 - EPA 533 - EPA 533
Blank (B531124-BLK1)Prepared: 04/25/25 Analyzed: 04/28/25
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 36.2 ng/L 40.00 90 50-200
Surrogate: 13C5-PFPeA-SURR 35.4 ng/L 40.00 88 50-200
Surrogate: 13C3-PFBS-SURR 34.2 ng/L 37.28 92 50-200
Surrogate: 13C2-4:2FTS-SURR 130 ng/L 150.4 86 50-200
Surrogate: 13C5-PFHxA-SURR 36.0 ng/L 40.00 90 50-200
Surrogate: 13C3-HFPOA-DA-SURR 38.2 ng/L 40.00 96 50-200
Surrogate: 13C4-PFHpA-SURR 37.4 ng/L 40.00 94 50-200
Surrogate: 13C3-PFHxS-SURR 34.4 ng/L 37.92 91 50-200
Surrogate: 13C2-6:2FTS-SURR 130 ng/L 152.0 86 50-200
Surrogate: 13C8-PFOA-SURR 35.2 ng/L 40.00 88 50-200
Surrogate: 13C9-PFNA-SURR 38.3 ng/L 40.00 96 50-200
Surrogate: 13C8-PFOS-SURR 33.4 ng/L 38.32 87 50-200
Surrogate: 13C2-8:2FTS-SURR 132 ng/L 153.6 86 50-200
Surrogate: 13C6-PFDA-SURR 36.3 ng/L 40.00 91 50-200
Surrogate: 13C7-PFUnA-SURR 35.4 ng/L 40.00 89 50-200
Surrogate: 13C2-PFDoA-SURR 37.7 ng/L 40.00 94 50-200
LCS (B531124-BS1)Prepared: 04/25/25 Analyzed: 04/28/25
PFBA 2 ng/L 2.000 86 70-130J
PFMPA 2 ng/L 2.000 80 70-130J
www.pacelabs.comCustomer #: 72-106174 Page 10 of 17
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 (B531124-BS1)Prepared: 04/25/25 Analyzed: 04/28/25
PFPeA 2 ng/L 2.000 82 70-130J
PFBS 1 ng/L 2.000 73 70-130J
PFMBA 1 ng/L 2.000 72 70-130J
PFEESA 1 ng/L 2.000 68 70-130J
HFPO-DA 1 ng/L 2.000 74 70-130J
NFDHA 2 ng/L 2.000 76 70-130J
4:2 FTS 2 ng/L 2.000 99 70-130J
PFHxS 2 ng/L 2.000 81 70-130J
PFHxA 2 ng/L 2.000 79 70-130J
PFHpA 1 ng/L 2.000 71 70-130J
ADONA 2 ng/L 2.000 76 70-130J
PFPeS 1 ng/L 2.000 75 70-130J
6:2 FTS 2 ng/L 2.000 88 70-130J
PFOA 2 ng/L 2.000 100 70-130
PFHpS 1 ng/L 2.000 69 70-130J
PFOS 2 ng/L 2.000 78 70-130J
PFNA 2 ng/L 2.000 86 70-130J
9Cl-PF3ONS 1 ng/L 2.000 71 70-130J
8:2 FTS 2 ng/L 2.000 94 70-130J
PFDA 1 ng/L 2.000 70 70-130J
PFUnA 1 ng/L 2.000 67 70-130J
11Cl-PF3OUdS 2 ng/L 2.000 78 70-130J
PFDoA 1 ng/L 2.000 64 70-130J
Surrogate: 13C4-PFBA-SURR 37.3 ng/L 40.00 93 50-200
Surrogate: 13C5-PFPeA-SURR 36.5 ng/L 40.00 91 50-200
Surrogate: 13C3-PFBS-SURR 34.9 ng/L 37.28 94 50-200
Surrogate: 13C2-4:2FTS-SURR 130 ng/L 150.4 86 50-200
Surrogate: 13C5-PFHxA-SURR 37.2 ng/L 40.00 93 50-200
Surrogate: 13C3-HFPOA-DA-SURR 38.8 ng/L 40.00 97 50-200
Surrogate: 13C4-PFHpA-SURR 38.6 ng/L 40.00 96 50-200
Surrogate: 13C3-PFHxS-SURR 35.3 ng/L 37.92 93 50-200
Surrogate: 13C2-6:2FTS-SURR 132 ng/L 152.0 87 50-200
Surrogate: 13C8-PFOA-SURR 36.4 ng/L 40.00 91 50-200
Surrogate: 13C9-PFNA-SURR 38.9 ng/L 40.00 97 50-200
Surrogate: 13C8-PFOS-SURR 35.0 ng/L 38.32 91 50-200
Surrogate: 13C2-8:2FTS-SURR 137 ng/L 153.6 89 50-200
Surrogate: 13C6-PFDA-SURR 37.0 ng/L 40.00 93 50-200
Surrogate: 13C7-PFUnA-SURR 37.4 ng/L 40.00 94 50-200
Surrogate: 13C2-PFDoA-SURR 40.6 ng/L 40.00 102 50-200
Duplicate (B531124-DUP1)Sample: ID04463-01 Prepared: 04/25/25 Analyzed: 04/28/25
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 11 of 17
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 (B531124-DUP1)Sample: ID04463-01 Prepared: 04/25/25 Analyzed: 04/28/25
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 36.8 ng/L 39.03 94 50-200
Surrogate: 13C5-PFPeA-SURR 43.2 ng/L 39.03 111 50-200
Surrogate: 13C3-PFBS-SURR 34.9 ng/L 36.38 96 50-200
Surrogate: 13C2-4:2FTS-SURR 138 ng/L 146.8 94 50-200
Surrogate: 13C5-PFHxA-SURR 36.3 ng/L 39.03 93 50-200
Surrogate: 13C3-HFPOA-DA-SURR 38.1 ng/L 39.03 98 50-200
Surrogate: 13C4-PFHpA-SURR 37.5 ng/L 39.03 96 50-200
Surrogate: 13C3-PFHxS-SURR 35.4 ng/L 37.00 96 50-200
Surrogate: 13C2-6:2FTS-SURR 135 ng/L 148.3 91 50-200
Surrogate: 13C8-PFOA-SURR 34.7 ng/L 39.03 89 50-200
Surrogate: 13C9-PFNA-SURR 36.8 ng/L 39.03 94 50-200
Surrogate: 13C8-PFOS-SURR 35.1 ng/L 37.39 94 50-200
Surrogate: 13C2-8:2FTS-SURR 136 ng/L 149.9 91 50-200
Surrogate: 13C6-PFDA-SURR 35.6 ng/L 39.03 91 50-200
Surrogate: 13C7-PFUnA-SURR 32.7 ng/L 39.03 84 50-200
Surrogate: 13C2-PFDoA-SURR 34.6 ng/L 39.03 89 50-200
Matrix Spike (B531124-MS1)Sample: ID04485-01 Prepared: 04/25/25 Analyzed: 04/28/25
PFBA 2 ng/L 2.015 ND 92 70-130J
PFMPA 2 ng/L 2.015 ND 82 70-130J
PFPeA 2 ng/L 2.015 ND 81 70-130J
PFBS 2 ng/L 2.015 ND 75 70-130J
PFMBA 1 ng/L 2.015 ND 70 70-130J
PFEESA 1 ng/L 2.015 ND 70 70-130J
NFDHA 2 ng/L 2.015 ND 81 70-130J
HFPO-DA 2 ng/L 2.015 ND 75 70-130J
4:2 FTS 2 ng/L 2.015 ND 103 70-130
PFHxS 2 ng/L 2.015 ND 80 70-130J
PFHxA 2 ng/L 2.015 ND 83 70-130J
PFHpA 1 ng/L 2.015 ND 71 70-130J
www.pacelabs.comCustomer #: 72-106174 Page 12 of 17
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 (B531124-MS1)Sample: ID04485-01 Prepared: 04/25/25 Analyzed: 04/28/25
PFPeS 2 ng/L 2.015 ND 84 70-130J
ADONA 1 ng/L 2.015 ND 72 70-130J
6:2 FTS 2 ng/L 2.015 ND 84 70-130J
PFOA 2 ng/L 2.015 ND 116 70-130
PFHpS 2 ng/L 2.015 ND 85 70-130J
PFOS 2 ng/L 2.015 ND 76 70-130J
PFNA 2 ng/L 2.015 ND 92 70-130J
9Cl-PF3ONS 1 ng/L 2.015 ND 73 70-130J
8:2 FTS 2 ng/L 2.015 ND 103 70-130
PFDA 1 ng/L 2.015 ND 72 70-130J
PFUnA 1 ng/L 2.015 ND 73 70-130J
11Cl-PF3OUdS 2 ng/L 2.015 ND 83 70-130J
PFDoA 1 ng/L 2.015 ND 72 70-130J
Surrogate: 13C4-PFBA-SURR 31.5 ng/L 40.29 78 50-200
Surrogate: 13C5-PFPeA-SURR 31.1 ng/L 40.29 77 50-200
Surrogate: 13C3-PFBS-SURR 30.9 ng/L 37.55 82 50-200
Surrogate: 13C2-4:2FTS-SURR 117 ng/L 151.5 77 50-200
Surrogate: 13C5-PFHxA-SURR 31.1 ng/L 40.29 77 50-200
Surrogate: 13C3-HFPOA-DA-SURR 32.4 ng/L 40.29 80 50-200
Surrogate: 13C4-PFHpA-SURR 31.8 ng/L 40.29 79 50-200
Surrogate: 13C3-PFHxS-SURR 31.5 ng/L 38.20 83 50-200
Surrogate: 13C2-6:2FTS-SURR 117 ng/L 153.1 76 50-200
Surrogate: 13C8-PFOA-SURR 29.4 ng/L 40.29 73 50-200
Surrogate: 13C9-PFNA-SURR 31.7 ng/L 40.29 79 50-200
Surrogate: 13C8-PFOS-SURR 34.1 ng/L 38.60 88 50-200
Surrogate: 13C2-8:2FTS-SURR 131 ng/L 154.7 85 50-200
Surrogate: 13C6-PFDA-SURR 31.7 ng/L 40.29 79 50-200
Surrogate: 13C7-PFUnA-SURR 31.4 ng/L 40.29 78 50-200
Surrogate: 13C2-PFDoA-SURR 35.0 ng/L 40.29 87 50-200
www.pacelabs.comCustomer #: 72-106174 Page 13 of 17
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
www.pacelabs.comCustomer #: 72-106174 Page 14 of 17
Page 15 of 17
Page 16 of 17
Page 17 of 17