60-day sludge 8.23.22.pdf

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Sludge Hauling Nogales Wastewater Treatment Plant AZ
Solicitation number
191BWC22R0010
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About this file

This document includes a solicitation for sludge hauling services at the Nogales Wastewater Treatment Plant in Arizona. The International Boundary and Water Commission (IBWC) is seeking a contractor to regularly remove sludge from the filter press inside the plant and transport it to an approved municipal landfill during normal working hours. The base period of performance is one year with an option to extend for one additional year. The solicitation closes on October 24, 2022. Offerors should provide their technical approach, past performance on similar projects, and pricing for sludge transport and landfill fees on a monthly basis for the base year and option year. The acquisition will be set aside for small businesses and awarded based on lowest price technically acceptable to the responsible offeror.

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Text version

RE: 60 Day Sludge

Rio Rico, AZ 85648

865 E Frontage Rd

Michael Dionne

Mary Whaley

Client Services Representative

Legend Technical Services of Arizona, Inc. is pleased to provide the enclosed analytical results for the aforementioned project. These results relate only to the items tested. This cover letter and the accompanying pages represent the full report for these analyses and should only be reproduced in full .

Samples for this project were received by the laboratory on 08/24/22 12:45.

The samples were processed in accordance with the Chain of Custody document and the results presented relate only to the samples tested. The Chain of Custody is considered part of this report.

All samples will be retained by LEGEND for 30 days from the date of this report and then discarded unless other arrangements are made. Due to hold-time and method sample volume requirements, microbiological samples are not retained unless other arrangements are made.

This entire report was reviewed and approved for release by the undersigned. If you have any questions concerning this report, please feel free to contact me.

Sincerely, LEGEND TECHNICAL SERVICES OF ARIZONA, INC.

15 September 2022

International Boundary and Water Commission(IBWC)

Laboratory Work Order No.: 22H3171

This laboratory report is confidential and is intended for the sole use of LEGEND and it's client.

N/AFax:

(602) 324-6100

4585 S. Palo Verde Rd., Ste. 423 � Tucson, AZ 85714

P (520) 327-1234 � F (520) 327-0518 www.legend-group.com

Project:

Project Number:

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Sample ID Laboratory ID Matrix Date Sampled

ANALYTICAL REPORT FOR SAMPLES

Date ReceivedType

1600-001-60D-AZP 22H3171-01 08/23/22 15:00 08/24/22 12:45Solid (Dry Weight) Composite

This report contains data that were produced by a subcontracted laboratory certified for the fields of testing performed.

Legend Technical Services, St. Paul AZ0557

Bach Pham

651.221.4062

Eurofins (fka Test America)

Danielle Roberts

Phone: 602-959-7617

Danielle.Roberts@et.eurofnsus.com

Case Narrative:

Holding Times: All holding times were met unless otherwise qualified.

QA/QC Criteria: All analyses met method requirements unless otherwise qualified.

Certifications: AZ(PHX)0004, AZ(TUC)OOO4, AIHA#102982, CDC ELITE Member.

Accreditation is applicable only to the test methods specified on the scope of accreditation held by LEGEND.

Comments: All reporting limits utilized in this report are from the approved method with the lowest possible levels of detection. All samples were analyzed on a "wet" basis unless designated as "dry weight".

Containers Intact

Custody Seals

COC/Labels Agree Preservation Confirmed

Received On Ice

2.40°CSamples Received at:

No

No

No

No

No

Sample Condition Upon Receipt:

Temperature: 2.40

All samples were received in acceptable condition unless noted otherwise in the case narrative.

C

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Laboratory Work Order No.: 22H3171

Page 2 of 16Page 2 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

ResultAnalyte RL Batch Prepared Analyzed Method Notes DilutionUnits

1600-001-60D-AZP (22H3171-01) Solid (Dry Weight) (Composite) Sampled: 08/23/22 15:00 Received: 08/24/22 12:45

MDL

Legend Technical Services, Inc. #AZ0557

PERCENT SOLIDS

% calculationB2I0909% 119% Solids 09/09/22 11:23 09/09/22 11:25

SVOC 8270D

EPA 8270Dmg/kg dry B2I010812.3<Di(2-ethylhexyl)phthalate 09/01/22 10:30 09/07/22 05:10

Surrogate: 2,4,6-Tribromophenol EPA 8270DB2I0108 09/01/22 09/07/22 48.6-12576.3 %

Surrogate: 2-Fluorobiphenyl EPA 8270DB2I0108 09/01/22 09/07/22 42.7-95.864.6 %

Surrogate: 2-Fluorophenol EPA 8270DB2I0108 09/01/22 09/07/22 38.3-10049.8 %

Surrogate: Nitrobenzene-d5 EPA 8270DB2I0108 09/01/22 09/07/22 45.9-91.859.4 %

Surrogate: Phenol-d6 EPA 8270DB2I0108 09/01/22 09/07/22 44.4-97.560.0 %

Surrogate: Terphenyl-d14 EPA 8270DB2I0108 09/01/22 09/07/22 46.3-11560.3 %

Legend Technical Services of Arizona, Inc.

Total Metals

EPA 6010CB2H0938mg/kg dry 242 D1, E42.69.8Arsenic 08/25/22 10:15 08/29/22 20:46

EPA 6010CB2H0938mg/kg dry 20.84 D10.081.6Cadmium 08/25/22 10:15 08/29/22 20:46

EPA 6010CB2H0938mg/kg dry 21.0 D10.29110Chromium 08/25/22 10:15 08/29/22 20:46

EPA 6010CB2H0938mg/kg dry 22.1 D10.80330Copper 08/25/22 10:15 08/29/22 20:46

EPA 6010CB2H0938mg/kg dry 221 D11.231Lead 08/25/22 10:15 08/29/22 20:46

EPA 7471 BB2H0958mg/kg dry 10.350.0171.4Mercury 08/26/22 09:21 08/26/22 11:40

EPA 6010CB2H0938mg/kg dry 24.2 D10.404.8Molybdenum 08/25/22 10:15 08/29/22 20:46

EPA 6010CB2H0938mg/kg dry 24.2 D10.84130Nickel 08/25/22 10:15 08/29/22 20:46

EPA 6010Cmg/kg dry B2H0938242 D1, E8< 2.5Selenium 08/25/22 10:15 08/29/22 20:46

EPA 6010CB2H0938mg/kg dry 22.1 D11.36.7Silver 08/25/22 10:15 08/29/22 20:46

EPA 6010CB2H0938mg/kg dry 24.2 D10.71730Zinc 08/25/22 10:15 08/29/22 20:46

Inorganic Chemistry

EPA 9014B2I0093mg/kg dry 10.5240.1054.66Cyanide, Total 09/02/22 09:10 09/02/22 16:04

[CALC][CALC]mg/kg dry dry

110.5350Nitrate as N 09/06/22 11:23 08/30/22 10:47

[CALC][CALC]mg/kg dry dry

1524053400Organic Nitrogen 09/06/22 11:23 09/07/22 09:13

[CALC][CALC]mg/kg dry dry

1524053800Total Nitrogen 09/06/22 11:23 09/07/22 09:13

SM 4500NH3 Hmg/kg dry B2H09561524 E8< 131Ammonia as N 08/26/22 10:44 08/26/22 12:28

SM 4500 NO3 FB2H1012mg/kg dry 110.53.14352Nitrate + Nitrite as N 08/30/22 10:47 08/30/22 10:47

SM 4500 NO2 BB2H0978mg/kg dry 15.2 E40.72.1Nitrite as N 08/25/22 14:10 08/25/22 14:10

EPA 351.2B2I0123mg/kg dry 15240 M2194053400Total Kjeldahl Nitrogen 09/06/22 11:23 09/07/22 09:13 pH TemperatureB2I0400°C 1 H519.5Temperature 09/12/22 14:57 09/12/22 14:57

EPA 9045 DB2I0400pH Units 1 H56.1pH 09/12/22 14:57 09/12/22 14:57

SM 2540 GB2H0924% 11.019.1% Solids 08/25/22 15:54 08/25/22 15:54

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 3 of 16Page 3 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

ResultAnalyte RL Batch Prepared Analyzed Method Notes DilutionUnits

1600-001-60D-AZP (22H3171-01) Solid (Dry Weight) (Composite) Sampled: 08/23/22 15:00 Received: 08/24/22 12:45

MDL

Eurofins Phoenix

Phosphorus Soluble T5, M3, D2

SM 4500 P E282724mg/Kg 1004802400Total Phosphorus 08/30/22 10:32 08/31/22 08:54

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 4 of 16Page 4 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Result Limit

Reporting

Units Level

Spike

Result

Source

%REC

%REC

Limits RPD

RPD

Limit Notes Analyte

Total Metals - Quality Control

Legend Technical Services of Arizona, Inc.

Batch B2H0938 - EPA 3050B Dry

Blank (B2H0938-BLK1) Prepared: 08/25/22 Analyzed: 08/29/22

Arsenic mg/kg wet0.20<0.20

Cadmium mg/kg wet0.004<0.004

Chromium mg/kg wet0.0050<0.0050

Copper mg/kg wet0.010<0.010

Lead mg/kg wet0.10<0.10

Molybdenum mg/kg wet0.0200.0022

Nickel mg/kg wet0.020<0.020

Selenium mg/kg wet0.20<0.20

Silver mg/kg wet0.010<0.010

Zinc mg/kg wet0.020<0.020

LCS (B2H0938-BS1) Prepared: 08/25/22 Analyzed: 08/29/22

Arsenic mg/kg wet0.20 2.00 80-120891.8

Cadmium mg/kg wet0.004 0.400 80-120910.36

Chromium mg/kg wet0.0050 0.500 80-120930.46

Copper mg/kg wet0.010 1.00 80-120970.97

Lead mg/kg wet0.10 1.00 80-120890.89

Molybdenum mg/kg wet0.020 0.200 80-120950.19

Nickel mg/kg wet0.020 1.00 80-120910.91

Selenium mg/kg wet0.20 1.00 80-120810.81

Silver mg/kg wet0.010 0.500 80-120990.49

Zinc mg/kg wet0.020 1.00 80-120900.90

LCS Dup (B2H0938-BSD1) Prepared: 08/25/22 Analyzed: 08/29/22

Arsenic mg/kg wet0.20 2.00 2080-12093 51.9

Cadmium mg/kg wet0.004 0.400 2080-12094 40.38

Chromium mg/kg wet0.0050 0.500 2080-12095 20.47

Copper mg/kg wet0.010 1.00 2080-120100 31.0

Lead mg/kg wet0.10 1.00 2080-12093 40.93

Molybdenum mg/kg wet0.020 0.200 2080-12097 20.19

Nickel mg/kg wet0.020 1.00 2080-12093 30.93

Selenium mg/kg wet0.20 1.00 2080-12087 80.87

Silver mg/kg wet0.010 0.500 2080-120103 40.51

Zinc mg/kg wet0.020 1.00 2080-12092 30.92

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 5 of 16Page 5 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Result Limit

Reporting

Units Level

Spike

Result

Source

%REC

%REC

Limits RPD

RPD

Limit Notes Analyte

Total Metals - Quality Control

Legend Technical Services of Arizona, Inc.

Batch B2H0938 - EPA 3050B Dry

Matrix Spike (B2H0938-MS2) Prepared: 08/25/22 Analyzed: 08/29/22 Source: 22H3287-02

Arsenic mg/kg dry44 440 75-125101460 16

Cadmium mg/kg dry0.88 87.9 75-1259786 0.57

Chromium mg/kg dry1.1 110 75-12599150 46

Copper mg/kg dry2.2 220 75-125110520 280

Lead mg/kg dry22 220 75-12597220 6.2

Molybdenum mg/kg dry4.4 44.0 75-12510056 12

Nickel mg/kg dry4.4 220 75-12598230 14

Selenium mg/kg dry44 220 75-125100230 6.8

Silver mg/kg dry2.2 110 75-125115130 <2.2

Zinc mg/kg dry4.4 220 75-12596540 330

Matrix Spike Dup (B2H0938-MSD2) Prepared: 08/25/22 Analyzed: 08/29/22 Source: 22H3287-02

Arsenic mg/kg dry44 440 2075-125102 0.5460 16

Cadmium mg/kg dry0.88 87.9 2075-12598 0.386 0.57

Chromium mg/kg dry1.1 110 2075-125100 0.2160 46

Copper mg/kg dry2.2 220 2075-125110 0.004520 280

Lead mg/kg dry22 220 2075-12597 0.1220 6.2

Molybdenum mg/kg dry4.4 44.0 2075-125100 0.456 12

Nickel mg/kg dry4.4 220 2075-12598 0.1230 14

Selenium mg/kg dry44 220 2075-125100 0.7230 6.8

Silver mg/kg dry2.2 110 2075-125115 0.3130 <2.2

Zinc mg/kg dry4.4 220 2075-12597 0.3540 330

Batch B2H0958 - EPA 7471A Prep

Blank (B2H0958-BLK1) Prepared & Analyzed: 08/26/22

Mercury mg/kg wet0.0004<0.0004

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 6 of 16Page 6 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Result Limit

Reporting

Units Level

Spike

Result

Source

%REC

%REC

Limits RPD

RPD

Limit Notes Analyte

Total Metals - Quality Control

Legend Technical Services of Arizona, Inc.

Batch B2H0958 - EPA 7471A Prep

LCS (B2H0958-BS1) Prepared & Analyzed: 08/26/22

Mercury mg/kg wet0.0004 0.00400 80-1201000.0040

LCS Dup (B2H0958-BSD1) Prepared & Analyzed: 08/26/22

Mercury mg/kg wet0.0004 0.00400 2080-12097 20.0039

Matrix Spike (B2H0958-MS1) Prepared & Analyzed: 08/26/22 Source: 22H3287-02

Mercury mg/kg dry0.37 3.66 80-120923.7 0.28

Matrix Spike Dup (B2H0958-MSD1) Prepared & Analyzed: 08/26/22 Source: 22H3287-02

Mercury mg/kg dry0.37 3.66 2080-12093 0.33.7 0.28

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 7 of 16Page 7 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Result Limit

Reporting

Units Level

Spike

Result

Source

%REC

%REC

Limits RPD

RPD

Limit Notes Analyte

Inorganic Chemistry - Quality Control

Legend Technical Services of Arizona, Inc.

Batch B2H0924 - NO PREP

Blank (B2H0924-BLK1) Prepared & Analyzed: 08/25/22

% Solids %1.0<1.0

Duplicate (B2H0924-DUP1) Prepared & Analyzed: 08/25/22 Source: 22H2932-02

% Solids %1.0 10139.1 39.6

Batch B2H0956 - NO PREP

Blank (B2H0956-BLK1) Prepared & Analyzed: 08/26/22

Ammonia as N mg/kg wet1.00<1.00

LCS (B2H0956-BS1) Prepared & Analyzed: 08/26/22

Ammonia as N mg/kg wet1.00 10.0 90-11010310.3

LCS Dup (B2H0956-BSD1) Prepared & Analyzed: 08/26/22

Ammonia as N mg/kg wet1.00 10.0 2090-110103 010.3

Matrix Spike (B2H0956-MS1) Prepared & Analyzed: 08/26/22 Source: 22H0668-01

Ammonia as N mg/L 10.0 D2a90-11010014.2 4.18

Matrix Spike Dup (B2H0956-MSD1) Prepared & Analyzed: 08/26/22 Source: 22H0668-01

Ammonia as N mg/L 10.0 20 D2a90-11010114.3 4.18

Batch B2H0978 - NO PREP

Blank (B2H0978-BLK1) Prepared & Analyzed: 08/25/22

Nitrite as N mg/kg wet0.1<0.1

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 8 of 16Page 8 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Result Limit

Reporting

Units Level

Spike

Result

Source

%REC

%REC

Limits RPD

RPD

Limit Notes Analyte

Inorganic Chemistry - Quality Control

Legend Technical Services of Arizona, Inc.

Batch B2H0978 - NO PREP

LCS (B2H0978-BS1) Prepared & Analyzed: 08/25/22

Nitrite as N mg/kg wet0.1 0.200 80-1201000.2

LCS Dup (B2H0978-BSD1) Prepared & Analyzed: 08/25/22

Nitrite as N mg/kg wet0.1 0.200 2080-120100 00.2

Matrix Spike (B2H0978-MS1) Prepared & Analyzed: 08/25/22 Source: 22H3171-01

Nitrite as N mg/kg dry5.2 10.5 80-12010112.7 2.1

Matrix Spike Dup (B2H0978-MSD1) Prepared & Analyzed: 08/25/22 Source: 22H3171-01

Nitrite as N mg/kg dry5.2 10.5 2080-120101 0.412.7 2.1

Batch B2H1012 - NO PREP

Blank (B2H1012-BLK1) Prepared & Analyzed: 08/30/22

Nitrate + Nitrite as N mg/kg wet0.20<0.20

LCS (B2H1012-BS1) Prepared & Analyzed: 08/30/22

Nitrate + Nitrite as N mg/kg wet0.20 10.0 90-11010110.1

LCS Dup (B2H1012-BSD1) Prepared & Analyzed: 08/30/22

Nitrate + Nitrite as N mg/kg wet0.20 10.0 2090-110101 010.1

Matrix Spike (B2H1012-MS1) Prepared & Analyzed: 08/30/22 Source: 22H3171-01

Nitrate + Nitrite as N mg/L 10.0 80-12010717.4 6.73

Matrix Spike Dup (B2H1012-MSD1) Prepared & Analyzed: 08/30/22 Source: 22H3171-01

Nitrate + Nitrite as N mg/L 10.0 2080-120110 217.7 6.73

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 9 of 16Page 9 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Result Limit

Reporting

Units Level

Spike

Result

Source

%REC

%REC

Limits RPD

RPD

Limit Notes Analyte

Inorganic Chemistry - Quality Control

Legend Technical Services of Arizona, Inc.

Batch B2I0093 - NO PREP

Blank (B2I0093-BLK1) Prepared & Analyzed: 09/02/22

Cyanide, Total mg/kg wet0.010<0.010

LCS (B2I0093-BS1) Prepared & Analyzed: 09/02/22

Cyanide, Total mg/kg wet0.010 0.0500 80-120940.047

LCS Dup (B2I0093-BSD1) Prepared & Analyzed: 09/02/22

Cyanide, Total mg/kg wet0.010 0.0500 2080-12094 00.047

Matrix Spike (B2I0093-MS1) Prepared & Analyzed: 09/02/22 Source: 22H3287-02

Cyanide, Total mg/kg dry0.549 2.75 80-120902.86 0.385

Matrix Spike Dup (B2I0093-MSD1) Prepared & Analyzed: 09/02/22 Source: 22H3287-02

Cyanide, Total mg/kg dry0.549 2.75 2080-12090 02.86 0.385

Batch B2I0123 - NO PREP

Blank (B2I0123-BLK1) Prepared: 09/06/22 Analyzed: 09/07/22

Total Kjeldahl Nitrogen mg/kg wet1.00<1.00

LCS (B2I0123-BS1) Prepared: 09/06/22 Analyzed: 09/07/22

Total Kjeldahl Nitrogen mg/kg wet1.00 5.00 90-1101045.20

LCS Dup (B2I0123-BSD1) Prepared: 09/06/22 Analyzed: 09/07/22

Total Kjeldahl Nitrogen mg/kg wet1.00 5.00 2090-110103 15.14

Matrix Spike (B2I0123-MS1) Prepared: 09/06/22 Analyzed: 09/07/22 Source: 22H3171-01

Total Kjeldahl Nitrogen mg/kg dry5240 26200 M290-1107873800 53400

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 10 of 16Page 10 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Result Limit

Reporting

Units Level

Spike

Result

Source

%REC

%REC

Limits RPD

RPD

Limit Notes Analyte

Inorganic Chemistry - Quality Control

Legend Technical Services of Arizona, Inc.

Batch B2I0123 - NO PREP

Matrix Spike Dup (B2I0123-MSD1) Prepared: 09/06/22 Analyzed: 09/07/22 Source: 22H3171-01

Total Kjeldahl Nitrogen mg/kg dry5240 26200 2090-110102 880100 53400

Batch B2I0400 - NO PREP

Duplicate (B2I0400-DUP1) Prepared & Analyzed: 09/12/22 Source: 22H3171-01 pH pH Units 10 H50.1646.1 6.1

Temperature °C 200 H50.51219.6 19.5

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 11 of 16Page 11 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Result Limit

Reporting

Units Level

Spike

Result

Source

%REC

%REC

Limits RPD

RPD

Limit Notes Analyte

SVOC 8270D - Quality Control

Legend Technical Services, Inc.

Batch B2I0108 - EPA 3545A ASE Extraction

Blank (B2I0108-BLK1) Prepared: 09/01/22 Analyzed: 09/02/22

Di(2-ethylhexyl)phthalate mg/kg wet0.33<0.33

LCS (B2I0108-BS1) Prepared: 09/01/22 Analyzed: 09/02/22

1,2,4-Trichlorobenzene mg/kg wet0.33 3.33 50.6-92.668.52.28

1,4-Dichlorobenzene mg/kg wet0.33 3.33 45.4-88.866.22.21

2,4-Dinitrotoluene mg/kg wet0.33 3.33 68.9-10283.92.80

2-Chlorophenol mg/kg wet0.67 3.33 50.3-93.266.52.22

4-Chloro-3-methylphenol mg/kg wet0.67 3.33 60.3-98.882.62.75

4-Nitrophenol mg/kg wet0.67 3.33 52.3-11379.02.63

Anthracene mg/kg wet0.33 3.33 65.3-97.381.62.72

Benzo(a)anthracene mg/kg wet0.33 3.33 64.3-10288.82.96

Benzo(a)pyrene mg/kg wet0.33 3.33 51.1-11372.42.41

Chrysene mg/kg wet0.33 3.33 65.9-10589.22.97

Fluoranthene mg/kg wet0.33 3.33 66-97.681.62.72

Fluorene mg/kg wet0.33 3.33 62.7-95.579.72.66

N-Nitrosodi-n-propylamine mg/kg wet0.33 3.33 50.7-98.472.72.42

Pentachlorophenol mg/kg wet0.67 3.33 40.7-10765.62.19

Phenanthrene mg/kg wet0.33 3.33 65.5-10085.72.86

Phenol mg/kg wet0.67 3.33 49.5-90.668.12.27

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 12 of 16Page 12 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Result Limit

Reporting

Units Level

Spike

Result

Source

%REC

%REC

Limits RPD

RPD

Limit Notes Analyte

SVOC 8270D - Quality Control

Legend Technical Services, Inc.

Batch B2I0108 - EPA 3545A ASE Extraction

Matrix Spike (B2I0108-MS1) Prepared: 09/01/22 Analyzed: 09/03/22 Source: 2203858-01

1,2,4-Trichlorobenzene mg/kg dry0.38 3.87 40.4-98.275.62.93 <0.38

1,4-Dichlorobenzene mg/kg dry0.38 3.87 34.5-91.571.22.76 <0.38

2,4-Dinitrotoluene mg/kg dry0.38 3.87 61.4-10395.43.70 <0.38

2-Chlorophenol mg/kg dry0.78 3.87 42.4-10377.63.01 <0.78

4-Chloro-3-methylphenol mg/kg dry0.78 3.87 43.6-10391.73.55 <0.78

4-Nitrophenol mg/kg dry0.78 3.87 53.4-10791.73.55 <0.78

Anthracene mg/kg dry0.38 3.87 57.9-10797.33.77 <0.38

Benzo(a)anthracene mg/kg dry0.38 3.87 53.1-1051023.95 <0.38

Benzo(a)pyrene mg/kg dry0.38 3.87 30.7-12182.23.19 <0.38

Chrysene mg/kg dry0.38 3.87 55.7-1121054.08 <0.38

Fluoranthene mg/kg dry0.38 3.87 47-10990.63.51 <0.38

Fluorene mg/kg dry0.38 3.87 54-10188.03.41 <0.38

N-Nitrosodi-n-propylamine mg/kg dry0.38 3.87 47.2-99.584.13.26 <0.38

Pentachlorophenol mg/kg dry0.78 3.87 30-12076.62.97 <0.78

Phenanthrene mg/kg dry0.38 3.87 54.6-1121023.93 <0.38

Phenol mg/kg dry0.78 3.87 46.4-93.778.73.05 <0.78

Matrix Spike Dup (B2I0108-MSD1) Prepared: 09/01/22 Analyzed: 09/03/22 Source: 2203858-01

1,2,4-Trichlorobenzene mg/kg dry0.38 3.87 16.940.4-98.269.5 8.492.69 <0.38

1,4-Dichlorobenzene mg/kg dry0.38 3.87 17.634.5-91.562.5 13.02.42 <0.38

2,4-Dinitrotoluene mg/kg dry0.38 3.87 12.161.4-10388.0 8.043.41 <0.38

2-Chlorophenol mg/kg dry0.78 3.87 14.742.4-10369.4 11.12.69 <0.78

4-Chloro-3-methylphenol mg/kg dry0.78 3.87 10.643.6-10382.5 10.53.20 <0.78

4-Nitrophenol mg/kg dry0.78 3.87 17.353.4-10784.9 7.793.29 <0.78

Anthracene mg/kg dry0.38 3.87 15.257.9-10790.8 6.883.52 <0.38

Benzo(a)anthracene mg/kg dry0.38 3.87 16.853.1-10593.9 8.243.64 <0.38

Benzo(a)pyrene mg/kg dry0.38 3.87 16.830.7-12176.4 7.352.96 <0.38

Chrysene mg/kg dry0.38 3.87 16.455.7-11297.8 7.333.79 <0.38

Fluoranthene mg/kg dry0.38 3.87 18.247-10983.5 8.223.23 <0.38

Fluorene mg/kg dry0.38 3.87 14.854-10183.3 5.503.23 <0.38

N-Nitrosodi-n-propylamine mg/kg dry0.38 3.87 15.947.2-99.577.1 8.702.98 <0.38

Pentachlorophenol mg/kg dry0.78 3.87 2230-12071.8 6.452.78 <0.78

Phenanthrene mg/kg dry0.38 3.87 16.754.6-11292.2 9.633.57 <0.38

Phenol mg/kg dry0.78 3.87 15.446.4-93.769.9 11.92.71 <0.78

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 13 of 16Page 13 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Result Limit

Reporting

Units Level

Spike

Result

Source

%REC

%REC

Limits RPD

RPD

Limit Notes Analyte

Phosphorus Soluble - Quality Control

Eurofins Phoenix

Batch 282724 - SM 4500 P B

Matrix Spike Dup (1894901D) Prepared: 08/30/22 Analyzed: 08/31/22 Source: 22H3171-01

Total Phosphorus mg/Kg470 14.2 20 M3, D280-120NR 62380 2400

Matrix Spike (1894901S) Prepared: 08/30/22 Analyzed: 08/31/22 Source: 22H3171-01

Total Phosphorus mg/Kg470 14.0 M3, D280-1207772530 2400

Blank (282738-33) Prepared: 08/30/22 Analyzed: 08/31/22

Total Phosphorus mg/Kg4.8 -ND

LCS (282738-34) Prepared: 08/30/22 Analyzed: 08/31/22

Total Phosphorus mg/Kg4.8 14.3 90-11010114.4

LCS Dup (282738-35) Prepared: 08/30/22 Analyzed: 08/31/22

Total Phosphorus mg/Kg4.8 14.3 2090-110102 114.6

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 14 of 16Page 14 of 18

Project Manager:

Reported:865 E Frontage Rd 8/23/22

Michael Dionne

60 Day Sludge

09/15/22 13:09Rio Rico, AZ 85648

International Boundary and Water Commission(IBWC)

Notes and Definitions

T5 Laboratory not licensed for this parameter

M3 The spike recovery value is unusable since the analyte concentration in the sample is disproportionate to the spike level. The associated blank spike was acceptable.

M2 Matrix spike recovery was low; the associated blank spike recovery was acceptable.

H5 This test is specified to be performed in the field within 15 minutes of sampling; sample was received and analyzed past the regulatory holding time.

E8 Analyte reported to MDL per project specification. Target analyte was not detected in the sample.

E4 Concentration estimated. Analyte was detected below laboratory minimum reporting level (MRL), but above the MDL.

D2a Sample required dilution due to high concentration of target analyte.

D2 Sample required dilution due to high concentration of analyte.

D1 Sample required dilution due to matrix.

Sample results reported on a dry weight basis

Relative Percent DifferenceRPD

Dry

Matrix Spike/DuplicateMS/Dup

Laboratory Control Sample/Laboratory Fortified Blank/DuplicateLCS/Dup

Method BlankBLK

Legend Technical Services of Arizona, Inc. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety.

Page 15 of 16Page 15 of 18

File details come from the government source that posted it. Updated .