DDW-2025-007327

July 23, 2025
Dear John Steffan:
Please find enclosed the analytical results for the 4 sample(s) the laboratory received on 7/9/25 9:50 am and logged in
under work order IG01571. 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
UTAH13001RE:
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, LEGIBLE, BUT 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.
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: IG01571-01
Name:
Sampled:
Received: 07/09/25 09:50
07/08/25 13:20
WS001-BIRCH SPRING
Reg ID:Drinking Water - Regular SampleMatrix:UTAH13001
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 0.9 ng/L EPA 533PFBA07/14/25 19:37 MAB3U1.810.9
< 0.4 ng/L EPA 533PFMPA07/14/25 19:37 MAB3U1.810.4
< 0.5 ng/L EPA 533PFPeA07/14/25 19:37 MAB3U1.810.5
< 0.4 ng/L EPA 533PFBS07/14/25 19:37 MAB3U1.810.4
< 0.3 ng/L EPA 533PFMBA07/14/25 19:37 MAB3U1.810.3
< 0.5 ng/L EPA 533PFEESA07/14/25 19:37 MAB3U1.810.5
< 0.3 ng/L EPA 533HFPO-DA 07/14/25 19:37 MAB3U1.810.3
< 0.4 ng/L EPA 533NFDHA07/14/25 19:37 MAB3U1.810.4
< 0.3 ng/L EPA 5334:2 FTS 07/14/25 19:37 MAB3U1.810.3
< 0.4 ng/L EPA 533PFHxS07/14/25 19:37 MAB3U1.810.4
< 0.5 ng/L EPA 533PFHpA07/14/25 19:37 MAB3U1.810.5
< 0.9 ng/L EPA 533PFHxA07/14/25 19:37 MAB3U1.810.9
< 0.5 ng/L EPA 533ADONA07/14/25 19:37 MAB3U1.810.5
< 0.5 ng/L EPA 533PFPeS07/14/25 19:37 MAB3U1.810.5
< 0.4 ng/L EPA 5336:2 FTS 07/14/25 19:37 MAB3U1.810.4
< 0.7 ng/L EPA 533PFOA07/14/25 19:37 MAB3U1.810.7
< 0.5 ng/L EPA 533PFHpS07/14/25 19:37 MAB3U1.810.5
< 0.5 ng/L EPA 533PFOS07/14/25 19:37 MAB3U1.810.5
0.5 ng/L EPA 533PFNA07/14/25 19:37 MAB3J1.810.5
< 0.6 ng/L EPA 5339Cl-PF3ONS 07/14/25 19:37 MAB3U1.810.6
< 0.5 ng/L EPA 5338:2 FTS 07/14/25 19:37 MAB3U1.810.5
< 0.4 ng/L EPA 533PFDA07/14/25 19:37 MAB3U1.810.4
< 0.4 ng/L EPA 533PFUnA07/14/25 19:37 MAB3U1.810.4
< 0.5 ng/L EPA 53311Cl-PF3OUdS 07/14/25 19:37 MAB3U1.810.5
< 0.5 ng/L EPA 533PFDoA07/14/25 19:37 MAB3U1.810.5
Surrogate: 13C4-PFBA-SURR 94 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C5-PFPeA-SURR 91 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C3-PFBS-SURR 95 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C2-4:2FTS-SURR 97 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C5-PFHxA-SURR 95 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 90 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C4-PFHpA-SURR 91 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C3-PFHxS-SURR 96 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C2-6:2FTS-SURR 97 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C8-PFOA-SURR 91 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C9-PFNA-SURR 83 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C8-PFOS-SURR 95 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C2-8:2FTS-SURR 103 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C6-PFDA-SURR 60 %50-200 07/14/25 19:37 MAB3 EPA 533
Surrogate: 13C7-PFUnA-SURR 53 %50-200 07/14/25 19:37 MAB3 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: IG01571-01
Name:
Sampled:
Received: 07/09/25 09:50
07/08/25 13:20
WS001-BIRCH SPRING
Reg ID:Drinking Water - Regular SampleMatrix:UTAH13001
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 60 %50-200 07/14/25 19:37 MAB3 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: IG01571-03
Name:
Sampled:
Received: 07/09/25 09:50
07/08/25 12:50
WS002-SEEGMILLER SPRING
Reg ID:Drinking Water - Regular SampleMatrix:UTAH13001
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Semivolatile Organics - PFAS - PIA
< 0.9 ng/L EPA 533PFBA07/19/25 20:48 DJBU1.810.9
< 0.4 ng/L EPA 533PFMPA07/19/25 20:48 DJBU1.810.4
< 0.5 ng/L EPA 533PFPeA07/19/25 20:48 DJBU1.810.5
< 0.5 ng/L EPA 533PFBS07/19/25 20:48 DJBU1.810.5
< 0.4 ng/L EPA 533PFMBA07/19/25 20:48 DJBU1.810.4
< 0.5 ng/L EPA 533PFEESA07/19/25 20:48 DJBU1.810.5
< 0.3 ng/L EPA 533HFPO-DA 07/19/25 20:48 DJBU1.810.3
< 0.4 ng/L EPA 533NFDHA07/19/25 20:48 DJBU1.810.4
< 0.3 ng/L EPA 5334:2 FTS 07/19/25 20:48 DJBU1.810.3
< 0.4 ng/L EPA 533PFHxS07/19/25 20:48 DJBU1.810.4
< 0.5 ng/L EPA 533PFHpA07/19/25 20:48 DJBU1.810.5
< 0.9 ng/L EPA 533PFHxA07/19/25 20:48 DJBU1.810.9
< 0.5 ng/L EPA 533ADONA07/19/25 20:48 DJBU1.810.5
< 0.5 ng/L EPA 533PFPeS07/19/25 20:48 DJBU1.810.5
< 0.5 ng/L EPA 5336:2 FTS 07/19/25 20:48 DJBU1.810.5
< 0.7 ng/L EPA 533PFOA07/19/25 20:48 DJBU1.810.7
< 0.5 ng/L EPA 533PFHpS07/19/25 20:48 DJBU1.810.5
< 0.5 ng/L EPA 533PFOS07/19/25 20:48 DJBU1.810.5
< 0.5 ng/L EPA 533PFNA07/19/25 20:48 DJBU1.810.5
< 0.6 ng/L EPA 5339Cl-PF3ONS 07/19/25 20:48 DJBU1.810.6
< 0.5 ng/L EPA 5338:2 FTS 07/19/25 20:48 DJBU1.810.5
< 0.4 ng/L EPA 533PFDA07/19/25 20:48 DJBU1.810.4
< 0.4 ng/L EPA 533PFUnA07/19/25 20:48 DJBU1.810.4
< 0.5 ng/L EPA 53311Cl-PF3OUdS 07/19/25 20:48 DJBU1.810.5
< 0.5 ng/L EPA 533PFDoA07/19/25 20:48 DJBU1.810.5
Surrogate: 13C4-PFBA-SURR 91 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C5-PFPeA-SURR 96 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C3-PFBS-SURR 95 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C2-4:2FTS-SURR 95 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C5-PFHxA-SURR 89 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C3-HFPOA-DA-SURR 92 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C4-PFHpA-SURR 90 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C3-PFHxS-SURR 93 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C2-6:2FTS-SURR 92 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C8-PFOA-SURR 88 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C9-PFNA-SURR 83 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C8-PFOS-SURR 95 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C2-8:2FTS-SURR 97 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C6-PFDA-SURR 73 %50-200 07/19/25 20:48 DJB EPA 533
Surrogate: 13C7-PFUnA-SURR 78 %50-200 07/19/25 20:48 DJB 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: IG01571-03
Name:
Sampled:
Received: 07/09/25 09:50
07/08/25 12:50
WS002-SEEGMILLER SPRING
Reg ID:Drinking Water - Regular SampleMatrix:UTAH13001
MethodAnalystAnalyzedMRLQualifierUnitResultParameterDilutionMDL
Surrogate: 13C2-PFDoA-SURR 82 %50-200 07/19/25 20:48 DJB EPA 533
www.pacelabs.comCustomer #: 72-106174 Page 7 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 B537441 - EPA 533 - EPA 533
Blank (B537441-BLK1)Prepared: 07/10/25 Analyzed: 07/14/25
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 0.6 ng/L J
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 36.7 ng/L 40.00 92 50-200
Surrogate: 13C5-PFPeA-SURR 36.4 ng/L 40.00 91 50-200
Surrogate: 13C3-PFBS-SURR 35.7 ng/L 37.28 96 50-200
Surrogate: 13C2-4:2FTS-SURR 146 ng/L 150.4 97 50-200
Surrogate: 13C5-PFHxA-SURR 37.6 ng/L 40.00 94 50-200
Surrogate: 13C3-HFPOA-DA-SURR 36.2 ng/L 40.00 90 50-200
Surrogate: 13C4-PFHpA-SURR 36.8 ng/L 40.00 92 50-200
Surrogate: 13C3-PFHxS-SURR 36.2 ng/L 37.92 95 50-200
Surrogate: 13C2-6:2FTS-SURR 147 ng/L 152.0 97 50-200
Surrogate: 13C8-PFOA-SURR 36.2 ng/L 40.00 91 50-200
Surrogate: 13C9-PFNA-SURR 34.5 ng/L 40.00 86 50-200
Surrogate: 13C8-PFOS-SURR 37.3 ng/L 38.32 97 50-200
Surrogate: 13C2-8:2FTS-SURR 159 ng/L 153.6 104 50-200
Surrogate: 13C6-PFDA-SURR 31.8 ng/L 40.00 79 50-200
Surrogate: 13C7-PFUnA-SURR 34.1 ng/L 40.00 85 50-200
Surrogate: 13C2-PFDoA-SURR 37.8 ng/L 40.00 95 50-200
LCS (B537441-BS1)Prepared: 07/10/25 Analyzed: 07/14/25
PFBA 236 ng/L 200.0 118 70-130
PFMPA 232 ng/L 200.0 116 70-130
www.pacelabs.comCustomer #: 72-106174 Page 8 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 (B537441-BS1)Prepared: 07/10/25 Analyzed: 07/14/25
PFPeA 212 ng/L 200.0 106 70-130
PFBS 204 ng/L 200.0 102 70-130
PFMBA 189 ng/L 200.0 94 70-130
PFEESA 201 ng/L 200.0 100 70-130
NFDHA 203 ng/L 200.0 101 70-130
HFPO-DA 207 ng/L 200.0 104 70-130
PFHxS 205 ng/L 200.0 102 70-130
4:2 FTS 238 ng/L 200.0 119 70-130
PFHpA 210 ng/L 200.0 105 70-130
PFHxA 213 ng/L 200.0 107 70-130
PFPeS 216 ng/L 200.0 108 70-130
ADONA 210 ng/L 200.0 105 70-130
6:2 FTS 223 ng/L 200.0 111 70-130
PFOA 205 ng/L 200.0 103 70-130
PFHpS 196 ng/L 200.0 98 70-130
PFOS 193 ng/L 200.0 96 70-130
PFNA 210 ng/L 200.0 105 70-130
9Cl-PF3ONS 202 ng/L 200.0 101 70-130
8:2 FTS 234 ng/L 200.0 117 70-130
PFDA 207 ng/L 200.0 104 70-130
PFUnA 191 ng/L 200.0 96 70-130
11Cl-PF3OUdS 212 ng/L 200.0 106 70-130
PFDoA 205 ng/L 200.0 102 70-130
Surrogate: 13C4-PFBA-SURR 35.0 ng/L 40.00 88 50-200
Surrogate: 13C5-PFPeA-SURR 36.6 ng/L 40.00 91 50-200
Surrogate: 13C3-PFBS-SURR 37.4 ng/L 37.28 100 50-200
Surrogate: 13C2-4:2FTS-SURR 165 ng/L 150.4 109 50-200
Surrogate: 13C5-PFHxA-SURR 36.3 ng/L 40.00 91 50-200
Surrogate: 13C3-HFPOA-DA-SURR 34.7 ng/L 40.00 87 50-200
Surrogate: 13C4-PFHpA-SURR 35.6 ng/L 40.00 89 50-200
Surrogate: 13C3-PFHxS-SURR 38.4 ng/L 37.92 101 50-200
Surrogate: 13C2-6:2FTS-SURR 165 ng/L 152.0 108 50-200
Surrogate: 13C8-PFOA-SURR 34.7 ng/L 40.00 87 50-200
Surrogate: 13C9-PFNA-SURR 31.4 ng/L 40.00 78 50-200
Surrogate: 13C8-PFOS-SURR 36.7 ng/L 38.32 96 50-200
Surrogate: 13C2-8:2FTS-SURR 172 ng/L 153.6 112 50-200
Surrogate: 13C6-PFDA-SURR 28.8 ng/L 40.00 72 50-200
Surrogate: 13C7-PFUnA-SURR 32.4 ng/L 40.00 81 50-200
Surrogate: 13C2-PFDoA-SURR 34.3 ng/L 40.00 86 50-200
Duplicate (B537441-DUP1)Sample: IG01560-09 Prepared: 07/10/25 Analyzed: 07/14/25
PFBA < 1.1 ng/L ND 30U
PFMPA < 0.5 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 < 0.6 ng/L ND 30U
HFPO-DA < 0.4 ng/L ND 30U
www.pacelabs.comCustomer #: 72-106174 Page 9 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 (B537441-DUP1)Sample: IG01560-09 Prepared: 07/10/25 Analyzed: 07/14/25
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 < 1.1 ng/L ND 30U
ADONA < 0.6 ng/L ND 30U
PFPeS < 0.6 ng/L ND 30U
6:2 FTS < 0.5 ng/L ND 30U
PFOA < 0.8 ng/L ND 30U
PFHpS < 0.6 ng/L ND 30U
PFOS < 0.6 ng/L ND 30U
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 39.1 ng/L 43.07 91 50-200
Surrogate: 13C5-PFPeA-SURR 38.8 ng/L 43.07 90 50-200
Surrogate: 13C3-PFBS-SURR 37.9 ng/L 40.14 94 50-200
Surrogate: 13C2-4:2FTS-SURR 152 ng/L 161.9 94 50-200
Surrogate: 13C5-PFHxA-SURR 39.5 ng/L 43.07 92 50-200
Surrogate: 13C3-HFPOA-DA-SURR 38.3 ng/L 43.07 89 50-200
Surrogate: 13C4-PFHpA-SURR 39.0 ng/L 43.07 91 50-200
Surrogate: 13C3-PFHxS-SURR 38.0 ng/L 40.83 93 50-200
Surrogate: 13C2-6:2FTS-SURR 152 ng/L 163.7 93 50-200
Surrogate: 13C8-PFOA-SURR 38.6 ng/L 43.07 90 50-200
Surrogate: 13C9-PFNA-SURR 36.9 ng/L 43.07 86 50-200
Surrogate: 13C8-PFOS-SURR 39.1 ng/L 41.26 95 50-200
Surrogate: 13C2-8:2FTS-SURR 166 ng/L 165.4 101 50-200
Surrogate: 13C6-PFDA-SURR 31.3 ng/L 43.07 73 50-200
Surrogate: 13C7-PFUnA-SURR 31.6 ng/L 43.07 73 50-200
Surrogate: 13C2-PFDoA-SURR 35.6 ng/L 43.07 83 50-200
Matrix Spike (B537441-MS1)Sample: IG01571-01 Prepared: 07/10/25 Analyzed: 07/14/25
PFBA 206 ng/L 175.0 ND 118 70-130
PFMPA 200 ng/L 175.0 ND 114 70-130
PFPeA 187 ng/L 175.0 ND 107 70-130
PFBS 180 ng/L 175.0 ND 103 70-130
PFMBA 166 ng/L 175.0 ND 95 70-130
PFEESA 176 ng/L 175.0 ND 100 70-130
NFDHA 176 ng/L 175.0 ND 101 70-130
HFPO-DA 180 ng/L 175.0 ND 103 70-130
PFHxS 178 ng/L 175.0 ND 102 70-130
4:2 FTS 206 ng/L 175.0 ND 118 70-130
PFHxA 188 ng/L 175.0 ND 107 70-130
PFHpA 183 ng/L 175.0 ND 105 70-130
www.pacelabs.comCustomer #: 72-106174 Page 10 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 (B537441-MS1)Sample: IG01571-01 Prepared: 07/10/25 Analyzed: 07/14/25
PFPeS 190 ng/L 175.0 ND 108 70-130
ADONA 185 ng/L 175.0 ND 105 70-130
6:2 FTS 195 ng/L 175.0 ND 111 70-130
PFOA 180 ng/L 175.0 0.7 102 70-130
PFHpS 174 ng/L 175.0 ND 99 70-130
PFOS 171 ng/L 175.0 ND 98 70-130
PFNA 183 ng/L 175.0 0.5 104 70-130
9Cl-PF3ONS 178 ng/L 175.0 ND 102 70-130
8:2 FTS 206 ng/L 175.0 ND 118 70-130
PFDA 183 ng/L 175.0 ND 104 70-130
PFUnA 169 ng/L 175.0 ND 96 70-130
11Cl-PF3OUdS 182 ng/L 175.0 ND 104 70-130
PFDoA 179 ng/L 175.0 ND 102 70-130
Surrogate: 13C4-PFBA-SURR 32.2 ng/L 35.00 92 50-200
Surrogate: 13C5-PFPeA-SURR 32.9 ng/L 35.00 94 50-200
Surrogate: 13C3-PFBS-SURR 32.5 ng/L 32.62 100 50-200
Surrogate: 13C2-4:2FTS-SURR 144 ng/L 131.6 110 50-200
Surrogate: 13C5-PFHxA-SURR 32.7 ng/L 35.00 93 50-200
Surrogate: 13C3-HFPOA-DA-SURR 31.3 ng/L 35.00 89 50-200
Surrogate: 13C4-PFHpA-SURR 31.8 ng/L 35.00 91 50-200
Surrogate: 13C3-PFHxS-SURR 33.7 ng/L 33.18 102 50-200
Surrogate: 13C2-6:2FTS-SURR 145 ng/L 133.0 109 50-200
Surrogate: 13C8-PFOA-SURR 31.1 ng/L 35.00 89 50-200
Surrogate: 13C9-PFNA-SURR 28.8 ng/L 35.00 82 50-200
Surrogate: 13C8-PFOS-SURR 31.7 ng/L 33.53 95 50-200
Surrogate: 13C2-8:2FTS-SURR 149 ng/L 134.4 111 50-200
Surrogate: 13C6-PFDA-SURR 24.5 ng/L 35.00 70 50-200
Surrogate: 13C7-PFUnA-SURR 25.1 ng/L 35.00 72 50-200
Surrogate: 13C2-PFDoA-SURR 27.7 ng/L 35.00 79 50-200
Batch B538001 - EPA 533 - EPA 533
Blank (B538001-BLK1)Prepared: 07/17/25 Analyzed: 07/19/25
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
PFHxA < 1.0 ng/L U
PFHpA < 0.6 ng/L U
PFPeS < 0.6 ng/L U
ADONA < 0.5 ng/L U
6:2 FTS < 0.5 ng/L U
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
Blank (B538001-BLK1)Prepared: 07/17/25 Analyzed: 07/19/25
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 36.1 ng/L 40.00 90 50-200
Surrogate: 13C5-PFPeA-SURR 36.9 ng/L 40.00 92 50-200
Surrogate: 13C3-PFBS-SURR 37.0 ng/L 37.28 99 50-200
Surrogate: 13C2-4:2FTS-SURR 147 ng/L 150.4 98 50-200
Surrogate: 13C5-PFHxA-SURR 36.3 ng/L 40.00 91 50-200
Surrogate: 13C3-HFPOA-DA-SURR 38.0 ng/L 40.00 95 50-200
Surrogate: 13C4-PFHpA-SURR 36.8 ng/L 40.00 92 50-200
Surrogate: 13C3-PFHxS-SURR 37.0 ng/L 37.92 98 50-200
Surrogate: 13C2-6:2FTS-SURR 145 ng/L 152.0 95 50-200
Surrogate: 13C8-PFOA-SURR 36.4 ng/L 40.00 91 50-200
Surrogate: 13C9-PFNA-SURR 31.3 ng/L 40.00 78 50-200
Surrogate: 13C8-PFOS-SURR 38.5 ng/L 38.32 100 50-200
Surrogate: 13C2-8:2FTS-SURR 152 ng/L 153.6 99 50-200
Surrogate: 13C6-PFDA-SURR 21.0 ng/L 40.00 53 50-200
Surrogate: 13C7-PFUnA-SURR 20.8 ng/L 40.00 52 50-200
Surrogate: 13C2-PFDoA-SURR 26.1 ng/L 40.00 65 50-200
LCS (B538001-BS1)Prepared: 07/17/25 Analyzed: 07/19/25
PFBA 84 ng/L 80.00 106 70-130
PFMPA 85 ng/L 80.00 106 70-130
PFPeA 76 ng/L 80.00 95 70-130
PFBS 75 ng/L 80.00 93 70-130
PFMBA 68 ng/L 80.00 85 70-130
PFEESA 71 ng/L 80.00 89 70-130
NFDHA 76 ng/L 80.00 95 70-130
HFPO-DA 71 ng/L 80.00 88 70-130
4:2 FTS 89 ng/L 80.00 111 70-130
PFHxS 74 ng/L 80.00 92 70-130
PFHpA 77 ng/L 80.00 96 70-130
PFHxA 77 ng/L 80.00 96 70-130
ADONA 77 ng/L 80.00 96 70-130
PFPeS 79 ng/L 80.00 99 70-130
6:2 FTS 85 ng/L 80.00 106 70-130
PFOA 75 ng/L 80.00 94 70-130
PFHpS 72 ng/L 80.00 90 70-130
PFOS 71 ng/L 80.00 89 70-130
PFNA 73 ng/L 80.00 91 70-130
9Cl-PF3ONS 72 ng/L 80.00 89 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 (B538001-BS1)Prepared: 07/17/25 Analyzed: 07/19/25
8:2 FTS 86 ng/L 80.00 108 70-130
PFDA 76 ng/L 80.00 94 70-130
PFUnA 73 ng/L 80.00 91 70-130
11Cl-PF3OUdS 67 ng/L 80.00 84 70-130
PFDoA 76 ng/L 80.00 96 70-130
Surrogate: 13C4-PFBA-SURR 36.5 ng/L 40.00 91 50-200
Surrogate: 13C5-PFPeA-SURR 37.2 ng/L 40.00 93 50-200
Surrogate: 13C3-PFBS-SURR 37.2 ng/L 37.28 100 50-200
Surrogate: 13C2-4:2FTS-SURR 149 ng/L 150.4 99 50-200
Surrogate: 13C5-PFHxA-SURR 36.2 ng/L 40.00 91 50-200
Surrogate: 13C3-HFPOA-DA-SURR 37.4 ng/L 40.00 93 50-200
Surrogate: 13C4-PFHpA-SURR 35.8 ng/L 40.00 89 50-200
Surrogate: 13C3-PFHxS-SURR 38.0 ng/L 37.92 100 50-200
Surrogate: 13C2-6:2FTS-SURR 142 ng/L 152.0 93 50-200
Surrogate: 13C8-PFOA-SURR 35.0 ng/L 40.00 88 50-200
Surrogate: 13C9-PFNA-SURR 31.0 ng/L 40.00 77 50-200
Surrogate: 13C8-PFOS-SURR 37.4 ng/L 38.32 98 50-200
Surrogate: 13C2-8:2FTS-SURR 152 ng/L 153.6 99 50-200
Surrogate: 13C6-PFDA-SURR 22.3 ng/L 40.00 56 50-200
Surrogate: 13C7-PFUnA-SURR 21.9 ng/L 40.00 55 50-200
Surrogate: 13C2-PFDoA-SURR 25.6 ng/L 40.00 64 50-200
Duplicate (B538001-DUP1)Sample: IG01999-01 Prepared: 07/17/25 Analyzed: 07/19/25
PFBA 1 ng/L 1 3 30J
PFMPA < 0.4 ng/L ND 30U
PFPeA 0.5 ng/L ND 30J
PFBS 0.7 ng/L 0.7 2 30J
PFMBA < 0.4 ng/L ND 30U
PFEESA < 0.5 ng/L ND 30U
NFDHA < 0.5 ng/L ND 30U
HFPO-DA < 0.4 ng/L ND 30U
PFHxS < 0.4 ng/L ND 30U
4:2 FTS < 0.4 ng/L ND 30U
PFHxA < 1.0 ng/L ND 30U
PFHpA < 0.6 ng/L ND 30U
PFPeS < 0.6 ng/L ND 30U
ADONA < 0.5 ng/L ND 30U
6:2 FTS < 0.5 ng/L ND 30U
PFOA 1 ng/L 0.8 15 30J
PFHpS < 0.6 ng/L ND 30U
PFOS 0.7 ng/L 0.7 4 30J
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
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 (B538001-DUP1)Sample: IG01999-01 Prepared: 07/17/25 Analyzed: 07/19/25
Surrogate: 13C4-PFBA-SURR 35.8 ng/L 38.55 93 50-200
Surrogate: 13C5-PFPeA-SURR 44.0 ng/L 38.55 114 50-200
Surrogate: 13C3-PFBS-SURR 35.0 ng/L 35.93 97 50-200
Surrogate: 13C2-4:2FTS-SURR 159 ng/L 144.9 109 50-200
Surrogate: 13C5-PFHxA-SURR 34.4 ng/L 38.55 89 50-200
Surrogate: 13C3-HFPOA-DA-SURR 35.9 ng/L 38.55 93 50-200
Surrogate: 13C4-PFHpA-SURR 35.6 ng/L 38.55 92 50-200
Surrogate: 13C3-PFHxS-SURR 36.4 ng/L 36.55 100 50-200
Surrogate: 13C2-6:2FTS-SURR 146 ng/L 146.5 100 50-200
Surrogate: 13C8-PFOA-SURR 36.0 ng/L 38.55 93 50-200
Surrogate: 13C9-PFNA-SURR 36.4 ng/L 38.55 95 50-200
Surrogate: 13C8-PFOS-SURR 36.4 ng/L 36.93 98 50-200
Surrogate: 13C2-8:2FTS-SURR 154 ng/L 148.0 104 50-200
Surrogate: 13C6-PFDA-SURR 33.1 ng/L 38.55 86 50-200
Surrogate: 13C7-PFUnA-SURR 33.3 ng/L 38.55 86 50-200
Surrogate: 13C2-PFDoA-SURR 34.3 ng/L 38.55 89 50-200
Matrix Spike (B538001-MS1)Sample: IG01999-02 Prepared: 07/17/25 Analyzed: 07/19/25
PFBA 90 ng/L 76.75 2 115 70-130
PFMPA 93 ng/L 76.75 ND 122 70-130
PFPeA 80 ng/L 76.75 1 104 70-130
PFBS 83 ng/L 76.75 5 101 70-130
PFMBA 72 ng/L 76.75 ND 94 70-130
PFEESA 75 ng/L 76.75 ND 97 70-130
NFDHA 79 ng/L 76.75 ND 103 70-130
HFPO-DA 76 ng/L 76.75 ND 99 70-130
4:2 FTS 91 ng/L 76.75 ND 119 70-130
PFHxS 80 ng/L 76.75 0.7 103 70-130
PFHxA 80 ng/L 76.75 ND 104 70-130
PFHpA 80 ng/L 76.75 ND 104 70-130
PFPeS 85 ng/L 76.75 ND 111 70-130
ADONA 79 ng/L 76.75 ND 103 70-130
6:2 FTS 83 ng/L 76.75 ND 109 70-130
PFOA 79 ng/L 76.75 2 101 70-130
PFHpS 75 ng/L 76.75 ND 97 70-130
PFOS 75 ng/L 76.75 2 95 70-130
PFNA 77 ng/L 76.75 ND 101 70-130
9Cl-PF3ONS 74 ng/L 76.75 ND 97 70-130
8:2 FTS 89 ng/L 76.75 ND 117 70-130
PFDA 79 ng/L 76.75 ND 103 70-130
PFUnA 78 ng/L 76.75 ND 101 70-130
11Cl-PF3OUdS 74 ng/L 76.75 ND 96 70-130
PFDoA 78 ng/L 76.75 ND 102 70-130
Surrogate: 13C4-PFBA-SURR 35.3 ng/L 38.37 92 50-200
Surrogate: 13C5-PFPeA-SURR 38.6 ng/L 38.37 101 50-200
Surrogate: 13C3-PFBS-SURR 35.5 ng/L 35.76 99 50-200
Surrogate: 13C2-4:2FTS-SURR 148 ng/L 144.3 103 50-200
Surrogate: 13C5-PFHxA-SURR 34.8 ng/L 38.37 91 50-200
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 (B538001-MS1)Sample: IG01999-02 Prepared: 07/17/25 Analyzed: 07/19/25
Surrogate: 13C3-HFPOA-DA-SURR 34.9 ng/L 38.37 91 50-200
Surrogate: 13C4-PFHpA-SURR 35.0 ng/L 38.37 91 50-200
Surrogate: 13C3-PFHxS-SURR 35.3 ng/L 36.38 97 50-200
Surrogate: 13C2-6:2FTS-SURR 144 ng/L 145.8 98 50-200
Surrogate: 13C8-PFOA-SURR 33.9 ng/L 38.37 88 50-200
Surrogate: 13C9-PFNA-SURR 31.1 ng/L 38.37 81 50-200
Surrogate: 13C8-PFOS-SURR 35.6 ng/L 36.76 97 50-200
Surrogate: 13C2-8:2FTS-SURR 147 ng/L 147.4 100 50-200
Surrogate: 13C6-PFDA-SURR 24.0 ng/L 38.37 63 50-200
Surrogate: 13C7-PFUnA-SURR 21.8 ng/L 38.37 57 50-200
Surrogate: 13C2-PFDoA-SURR 25.2 ng/L 38.37 66 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
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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