WQ0034367_Monitoring - 11-2023_20240117

Monitoring Report Submittal
Permit Number#* W00034367
Name of Facility:* Onslow Water and Sewer Authority - Northwest Regional Water Reclamation Facility
Month: * November Year: * 2023
Report Information
Type* Upload Document*
Revised - GW-59 NWRWRF GW59 W00034367 Nov 2023.pdf
PDF Only
2.83 M B
Please upload one PDF containing all applicable monitoring reports
(i.e., NDMR, NDAR-1, NDAR-2, NDMLR, GW-59).
Confirmation Email Address: * [e-mail]
Name of Submitter: * Sherry Jones
Signature:
Date of submittal: 1/17/2024
This will be filled in automatically
Initial Review
Reviewer: Wanda.Gerald

Is the project number correct?* W00034367
Is the monitoring report accepted?* Yes NO
Regional Office* Wilmington
Reviewer: _anonymous
Review Date: 1/19/2024

SUBMIT FORM ON YELLOW PAPER ONLY
• .
DEPARTMENT OF ENVIRONMENT & NATURAL RESOURCES
GROUNDWATER QUALITY MONITORING:
DIVISION OF WATER RESOURCES -INFORMATION PROCESSING UNIT
COMPLIANCE REPORT FORM
•
• • •
1617 MAIL SERVICE CENTER, RALEIGH, NC 27699-1617 Phone: [phone]
FACILITY INFORMATION Please Print Clearly or Type
PERMIT Number: Expiration Date: 28-Feb-2029
Facility Name: Northwest Regional Water Reclamation Facility_
Non -Discharge WQ0034367 UIC
Permit Name (if different): Onslow Water and Sewer Authority
NPDES Other
_
Facility Address: 189 Mills Field Road
TYPE OF PERMITTED OPERATION BEING MONITORED
Richlands NC 28574 County Onslow
❑ Lagoon ❑ Remediation: Infiltration Gallery
❑ Spray Field ❑ Remediation:
Contact Person: Mark Young
Telephone#: [phone]
❑ Rotary Distributor ❑ Land Application of Sludge
Well Location/Site Name Eastside Basin A
No. of wells to be sampled:
4
❑ Water Source Heat Pump ■ Other: High Rate Infiltration
(from Permit)
SAMPLING INFORMATION
If WELL
WELL ID NUMBER (from Permit): MW-1
Date sample collected: 11/14/2023
FIELD ANALYSES:
WAS
Well Depth: 22.5 ft.
_
Well Diameter: 3 in.
pH 00400: 6.8 units Temp. 000lc 19 °C
DRY at
Depth to Water Level 82546: 9' 6" ft. below measuring point
Screened Interval: 7 ft.
to 22.5
ft. Spec. Cond. 00094: pMhos
time of
Measuring Point is 3' ft. above land surface
Relative M.P. Elevation:
ft.
_ —
Odor 00085: No
sampling,
Volume of water pumped/bailed before sampling: 5
gallons
Appearance Cloudy
here:❑
Samples for metals were collected unfiltered: ❑ YES ❑
NO and field acidified: ❑ YES ❑ NO
LABORATORY INFORMATION
Date sample analyzed: 11/14/23 - 11/16/23
Laboratory Name: ONWASA Laboratory / Envirochem Certification No. 539 / 94
PARAMETERS NOTE: Values should reflect dissolved and colloidal concentrations.
COD 00335 mg/L
Nitrite (NO2) as N 00615
mg/L Pb - Lead 01051 ug/L
Coliform: MF Fecal 31616 <1.00 /100mL
Nitrate (NO3) as N 00620 <0.250
mg/L Zn - Zinc 01092 mg/L
Coliform: MF Total 31504 /100mL
as: Total as P 00665 32.7
mg/L
(Note: Use MP.N method for highly turbid samples)
Orthophosphate 70507
mg/L Other (Specify Compounds and Concentration Units):
issolved Solids.Total 70300 457 mg/L
Al -Aluminum 01105
mg/L
pH (Lab) 00403 6.79 units
Ba - Barium 01007
ug/L
TOC 00680 3.87 mg/L
Ca - Calcium oo916
mg/L
Chloride 00940 47.6 mg/L
Cd - Cadmium oio2�,
ug/L
Arsenic 01002 ug/L
Chromium: Total 01034
ug/L
Grease and Oils 00552 mg/L
Cu - Copper 01042
mg/L
ORGANICS: (by GC, GC/MS, HPLC)
Phenol 32730 ug/L
Fe - IFOrf 0,io4.5
ug/L
(Specify test and method #. ATTACH LAB REPORT.)
Sulfate 00945 mg/L
Hg - Mercury 71900
ug/L
Lab Report Attached? ■ Yes (1) ❑ No (0)
Specific Conductance 00095 pMhos
K - Potassium 00987
rpg%L
V0CvT873 metlied' # SM 6200,C _
Total Ammonia 00610 0.628 mg/L
Mg - Magnesium 00927
mg/L
method #
(Ammonia Nitrogen; NH3as N; Ammonia Nitrogen, Total)
Mn - Manganese 01055
ug/L
method # _
TKN as N 00625 mg/L
Ni - Nickel 01067
ug/L
method #
For Remediation Systems Only (Attach Lab Reports): Influent Total VOCs: mg/L Effluent Total VOCs: _ mg/L VOC Removal%
Seth Brown - Treatment Facilities Administrator
Permittee (or Authorized Agent) Name and Title - Please print or tvpe
GW-59 Rev.8/2013
of Permittee (or Authorized Agent)
(Date)

SUBMIT FORM ON YELLOW PAPER ONLY
.
DEPARTMENT OF ENVIRONMENT & NATURAL RESOURCES
GROUNDWATER QUALITY MONITORING:
DIVISION OF WATER RESOURCES -INFORMATION PROCESSING UNIT
COMPLIANCE REPORT FORM
1617 MAIL SERVICE CENTER, RALEIGH, NC 27699-1617 Phone: [phone]
FACILITY INFORMATION Please Print Clearly or Type
PERMIT Number: Expiration Date: 2-Feb-2029
Facility Name: Northwest Regional Water Reclamation Facility
Non -Discharge WQ0034367 UIC
NPDES Other_____
Permit Name (if different): Onslow Water and Sewer Authority
Facility Address: 189 Mills Field Road
_ _
TYPE OF PERMITTED OPERATION BEING MONITORED
Richlands NC
285;74 County Onslow
❑ Lagoon ❑ Remediation: Infiltration Gallery
❑ Spray Field ❑ Remediation:
Contact Person: Mark Young
Telephone#: [phone]
_
❑ Rotary Distributor ❑ Land Application of Sludge
Well Location/Site Name West / Basin A
No. of wells to be sampled:
4
❑ Water Source Heat Pump ■ Other: Rate Infiltration
from Permit
—High
SAMPLING INFORMATION
If WELL
WELL ID NUMBER (from Permit): MW-2
Date sample collected: 11/14/2023
FIELD ANALYSES:
WAS
Well Depth: 22.5 ft.
Well Diameter: 3 in.
_
pH 00400: 6.87 units Temp. 000lo 19 °C
DRY at
Depth to Water Level 82546 12 ft. below measuring point Screened Interval: 7.4 ft.
to 22.4
ft. Spec. Cond. 00094: µMhos
time of
Measuring Point is 3' ft. above land surface
Relative M.P. Elevation:
ft.
Odor oOOes: None
sampling,
check
Volume of water pumped/bailed before sampling: 5
gallons
Appearance Cloudy
here:
Samples for metals were collected unfiltered: ❑ YES
❑ NO and field acidified: ❑ YES
❑ NO
LABORATORY INFORMATION
Date sample analyzed 11/14/23 - 11/16/23
Laboratory Name: ONWASA Laboratory / Envirochem Certification No. 539 / 94
PARAMETERS NOTE: Values should reflect dissolved and colloidal concentrations.
COD 00335 mg/L
Nitrite (NO2) as N 00615
mg/L Pb - Lead 01051 ug/L
Coliform: MF Fecal 31616 <1.00 /100mL
Nitrate (NO3) as N 00620 <0.250
mg/L Zn - Zinc 01092 mg/L
Coliform: MF Total 31504 /100mL
Phosphorus: Total as P 00665 6.12
mg/L
(Note: Use MPN method for highly turbid samples)
Orthophosphate 70507
mg/L Other (Specify Compounds and Concentration Units):
issolved Solids -.Total 70300 372 mg/L
Al -Aluminum olim
mg/L
pH (Lab) 00403 6.87 units
Ba - Barium 01007
ug/L
TOC 00680 4.91 mg/L
Ca - Calcium 00916
mg/L
Chloride 00940 16.8 mg/L
Cd - Cadmium 01027
ug/L
Arsenic 01002 ug/L
Chromium: Total 01034
ug/L
Grease and Oils 00552 mg/L
Cu - Copper 01042
mg/L
ORGANICS: (by GC, GC/MS, HPLC)
Phenol 32730 ug/L
Fe - Iron 0'1945
ug/L
(Specify test and method #. ATTACH LAB REPORT.)
Sulfate 00945 mg/L
Hg - Mercury 71900
ug/L
Lab Report Attached? ■ Yes (1) ❑ No (0)
pecific Conductance 00095 µMhos
K - Potassium 00937
mg/L
VOC 7873 method # _ SM 6200C _
Total Ammonia oo6lo 0.813 mg/L
Mg - Magnesium 00927
mg/L
method #
(Ammonia Nitrogen; NH3 as N: Ammonia Nitrogen, Total)
Mn - Manganese 01055
ug/L
method #
TKN as N 00625 mg/L
Ni - Nickell 01067
ug/L
method #
For Remediation Systems Only (Attach Lab Reports): Influent Total VOCs: mg/L Effluent Total VOCs: mg/L VOC Removal%
GW-59 Rev.8/2013

SUBMIT FORM ON YELLOW PAPER ONLY
GROUNDWATER QUALITY MONITORING-
�16117
DEPARTMENT OF ENVIRONMENT & NATURAL RESOURCES
DIVISION OF WATER RESOURCES - INFORMATION PROCESSING UNIT
COMPLIANCE REPORT FORM
MAIL SERVICE CENTER, RALEIGH, NC 27699-1617 Phone: [phone]
FACILITY INFORMATION Please Print Clearly or Type
PERMIT Number: Expiration Date: 28-Feb-2029
Facility Name: Northwest Regional Water Reclamation Facility
Non -Discharge WQ0034367 UIC
Permit Name (if different): Onslow Water and Sewer Authority
NPDES Other________ I
Facility Address: 189 Mills Field Road
TYPE OF PERMITTED OPERATION BEING MONITORED
Richlands NC
28574 County Onslow
❑ Lagoon ❑ Remediation: Infiltration Gallery
'
❑ Spray Field ❑ Remediation:
Contact Person: Mark Young
Telephone#: [phone] _
❑ Rotary Distributor ❑ Land Application of Sludge
Well Location/Site Name West / Basin C
No. of wells to be sampled:
4
❑ Water Source Heat Pump ■ Other: High Rate Infiltration
from Permit
SAMPLING INFORMATION
If WELL
WELL ID NUMBER (from Permit): MW-3
Date sample collected: 11/14/2023
FIELD ANALYSES:
WAS
Well Depth: 22.0 ft.
Well Diameter: 3 in.
pH 00400: 7.1 units Temp. 000lo 20 oC
DRY at
Depth to Water Level 82546 12 ft. below measuring point Screened Interval: 7 ft.
to 22.0
ft. Spec. Cond. 00094: µMhos
time of
Measuring Point is 3' ft. above land surface
Relative M.P. Elevation: —
—ft.
Odor 000es: None
sampling,
check
Volume of water pumped/bailed before sampling: 5
gallons
Appearance cloudy
here:❑
Samples for metals were collected unfiltered: ❑ YES
❑ NO and field acidified: ❑ YES
❑ NO
LABORATORY INFORMATION
Date sample analyzed 11/14/23 - 11/16/23
Laboratory Name: ONWASA Laboratory / Envirochem Certification No. 539 / 94
PARAMETERS NOTE: Values should reflect dissolved and colloidal concentrations.
COD 00335 mg/L
Nitrite (NO2) as N 00615
mg/L Pb - Lead 01051 ug/L
Coliform: MF Fecal 31616 <1.00 /100mL
Nitrate (NO3) as N 00620 1.04
mg/L
Zn - Zinc 01092 mg/L
Coliform: MF Total 31504 /100mL
Phosphorus: Total as P 00665 8.4
mg/L
(Note: Use MPN method for highly turbid samples)
Orthophosphate 70507
mg/L
Other (Specify Compounds and Concentration Units):
issolved Solids:Total 70300 281 mg/L
Al - Aluminum 01105
mg/L
pH (Lab) 00403 7.11 units
Ba - Barium 01007
ug/L
TOC 00680 9.88 mg/L
Ca - Calcium oo916
mg/L
Chloride 00940 5.45 mg/L
Cd - Cadmium 01027
ug/L
Arsenic 01002 ug/L
Chromium: Total 01034
ug/L
Grease and Oils 00552 mg/L
Cu - Copper 01042
mg/L
ORGANICS: (by GC, GC/MS, HPLC)
Phenol 32730 ug/L
Fe - Iron 01045
ug/L
(Specify test and method #. ATTACH LAB REPORT.)
Sulfate 00945 _ mg/L
Hg - Mercury 71900
ug/L
Lab Report Attached? ■ Yes (1) ❑ No (0)
pecific Conductance 00095 µMhos
K - Potassium 00937
mg/L
VOC 7873 method # SM 6200C
Total Ammonia ooslo <0.500 mg/L
Mg - Magnesium 00927
mg/L
method #
(Ammonia Nitrogen; NH3asN; Ammonia Nitrogen, Total)
Mn - Manganese o1o55
ug/L
method #
TKN as N 00625 mg/L
Ni - Nickel 01067
ug/L
method #
For Remediation Systems Only (Attach Lab Reports): Influent Total VOCs: mg/L Effluent Total VOCs: mg/L VOC Removal%
Seth Brown - Treatment Facilities Administrator
Permittee for Authorized Aqent) Name and Title - Please print or type
of Permittee (or Authorized Aqent)
(Date)
GW-59 Rev.8/2013

SUBMIT FORM ON YELLO PAPER ONLY
• •
DEPARTMENT OF ENVIRONMENT & NATURAL RESOURCES
GROUNDWATER QUALITY MONITORING:
DIVISION OF WATER RESOURCES - INFORMATION PROCESSING UNIT
COMPLIANCE REPORT FORM
•
• • •
1617 MAIL SERVICE CENTER, RALEIGH, NC 27699.1617 Phone: [phone]
FACILITY INFORMATION Please Print Clearly or Type
PERMIT Number: Expiration Date: 28-Feb-2029
Facility Name: Northwest Regional Water Reclamation
Facility
Non -Discharge _WQ0034367 UIC
NPDES Other_
Permit Name (if different): Onslow Water and Sewer Authority
Facility Address: 189 Mills Field Road
TYPE OF PERMITTED OPERATION BEING MONITORED
❑ Lagoon ❑ Remediation: Infiltration Gallery
Richlands NC 28574 County Onslow
❑ Spray Field ❑ Remediation:
Contact Person: Mark Young
Telephone#: _ 910-545-6877
_
❑ Rotary Distributor ❑ Land Application of Sludge
Well Location/Site Name North / Basin D
No. of wells to be sampled:
4
❑ Water Source Heat Pump ■ Other: Hiqh Rate Infiltration
,from Permit)
SAMPLING INFORMATION
If WELL
WELL ID NUMBER (from Permit): MW-4
Date sample collected: 11/14/2023
FIELD ANALYSES:
WAS
Well Depth: 22.0 ft.
_
Well Diameter: 3 in.
_
pH 00400: 7.17 units Temp. 000io_20 °C
DRY at
Depth to Water Level 82546 10 _ft. below measuring point Screened Interval: 7 ft.
to 22.0
ft. Spec. Cond. 00094: µMhos
time of
sampling,
Measuring Point is 3' ft. above land surface
Relative M.P. Elevation: _
_ft.
Odor 00085: None
check
Volume of water pumped/bailed before sampling:_ 5
_gallons
Appearance Clear
here:❑
Samples for metals were collected unfiltered: ❑ YES
❑ NO and field acidified: ❑ YES ❑ NO
LABORATORY INFORMATION
Date sample analyzed 11/14/ 23-11/16/ 23
Laboratory Name: ONWASA Laboratory / Envirochem Certification No. 539 / 94
PARAMETERS NOTE: Values should reflect dissolved and colloidal concentrations.
COD 00335 mg/L
Nitrite (NO2) as N oo615
mg/L
Pb - Lead 01051 ug/L
Coliform: MF Fecal 31616 <1.00 /100mL
Nitrate (NO3) as N 00620 <0.250
mg/L Zn - Zinc 01092 mg/L
Coliform: MF Total 31504 /100mL
Phosphorus: Total as P 00665 0,284
mg/L
(Note: Use MPN method for highly turbid samples)
Orthophosphate 70507
mg/L
Other (Specify Compounds and Concentration Units):
ssolved Solids:Total 70300 356 mg/L
Al - Aluminum oil o5
mg/L
pH (Lab) 00403 7.17 units
Ba - Barium 01007
ug/L
TOC 00680 3.02 mg/L
(0a - Calcium 009116
mg/L
Chloride 00940 16.1 mg/L
Ed - Cadmium 01027
ug/L
Arsenic 01002 ug/L
Chromium: Total 01034
ug/L
Grease and Oils 00552 mg/L
Cu - Copper 01042
mg/L
ORGANICS: (by GC, GC/MS, HPLC)
Phenol 32730 ug/L
Fe - Iron olo4,5
ug/L
(Specify test and method #. ATTACH LAB REPORT.)
Sulfate 00945 mg/L
Hg - Mercury 71900
ug/L
Lab Report Attached? ■ Yes (1) ❑ No (0)
pecific Conductance 00095 µMhos
K - Potassium ¢0937
mg/L
VOC 7873 , method # _ SM 6200C
Total Ammonia oo610 <0.500 mg/L
Mg - Magnesium 00927
mg/L
method #
(Ammonia Nitrogen; NH. as N. Ammonia Nitrogen, Total))
Mn - Manganese 01055
ug/L
, method #
TKN as N 00625 mg/L
Ni - Niekel 01067
ug/L
method #
For Remediation Systems Only (Attach Lab Reports): Influent Total VOCs: mg/L Effluent Total VOCs: mg/L VOC Removal%
Seth Brown - Treatment Facilities Administrator
Permittee (or Authorized Agent) Name and Title - Please orint or tvoe
Siqnature of Permittee (or Authorized Agent) (Date)
GW-59 Rev.8/2013

GW-59A COMPLIANCE REPORT FORM Permit # W00034367
(Submit one each monitoring period ivith GIV 59 forms.)
1
Enter date monitoring results were due. (November 2023) Will this monitoring report (GW-59 and GW-59A)
YES
NO
be submitted after the established due date?
2
Was any required information missing on the GW-59 report forms?
YES
vl
vl
1
IF the answer to question 1 or 2 is "YES", list in the space provided below the well identification number(s) and
explain the problems encountered in obtaining the required information.
3
Are any of the monitor wells in need of repair or maintenance (damaged casing, unlocked or missing cap, missing
YES
O
identification plate, area overgrown, etc.)? If the ansiver is "Yes", contact the Regional Offtceforguidance.
4
Are any monitored constituents equal to or above the established standards?
YES
NO
If the answer to question 4 is "NO", skip to section B.
If the answer to question 4 is "YES" list the affected wells individually with constituent(s) and concentrations)
exceeding standards in the space provided below.
5
For the constituents identified in question 4 above, have standards been exceeded previously for the
YES
NO
same constituent(s) in the same well(s) in the last two years?
N/A
If the answer to question 5 is "NO", skip to section B.
If the answer to question 5 is "YES", list in the space provided below, each well with constituent(s) exceeding
standards, concentration(s) reported, and sample collection date for each occurrence (for the last two years).
Are the monitoring wells listed in section 5 located at or beyond the review boundary?
YES
NO
N/A
If the answer is "YES", a groundwater quality problem may be occurring. CONTACT THE REGIONAL
OFFICE IMMEDIATELY FOR GUIDANCE. If the answer is "NO", monitoring wells may be improperly
located; contact the Regional Office.
N/A
7
Is the permittee implementing previously approved actions required by the Division involving this
YES
NO
groundwater quality problem?
N/A
If the answer to question 7 is "YES", describe those actions in the space provided below.
If the answer to question 7 is "NO", contact the Regional Office within 90 days_ an evaluation may be
required to determine the impact the waste disposal system is having at the review and compliance
boundaries surrounding this facility. Failure to do so maLr subiect the permittee to a Notice of Violation]
fines, and/or penalties.
N/A
8
The person completing this portion (G W-59A) of the monitoring report should sign below and submit this
form with GW-59 forms for required wells to the address provided at the top of the current GW-59 form.
I hereby acknowledge that the above information was evaluated and the information submitted in this
report (Compliance Report GW-59A) is true and complete to the best of my knowledge.
Z,�����
,Z:..Z3 I �2
Signature of Permittee (or Authorized Agent) Date
GW-59A 12/8/2003

tt ?->
ONWASA
December 08, 2023
Mark Young
Northwest RWRF
189 Mills Field Rd.
Richlands, NC 28574
RE; NW Compliance MW Triennial November
ONWASA Laboratory
228 Georgetown Road
Jacksonville NC 28540
[phone]
Enclosed are the results of analyses for samples received by our laboratory on 11/14/2023. If you
have any questions concerning this report, please feel free to contact me.
Sincerely,
Todd A. Roberts For Mark Young
Northwest ORC

4
ONWASA
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number: Reported:
Richlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
Sample: NW Effluent Composite N234603-01 (WW) 11/14/2023 09:00
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
Biological Oxygen Demand
<2.00 C
2.00
mg/L
11/20/2023
DMN
SM 5210 B
Chloride
49.2
5.00
mg/L
11/15/2023
DMN
SM 4500 CLDE-E
Chemlcal Oxygen Demand
18.0
20.0
mg/L
11/14/2023
DMN
Hach 8000
Chlorine
0.0500
0.0500
mg/L
11/14/2023
PP
SM 4500 Cl G
Temperature
3.20
0.00
deg C
11/14/2023
PP
SM 2550 B
Conductivity
661
US/cm
11/14/2023
DMN
SM 2510 B
Alkalinity, CaCO3
295
20.0
mg/L
11/14/2023
DMN
EPA 310.1
Ammonia-N
1.94
0.500
mg/L
11/15/2023
DMK
EPA 350.1
Nitrate
5.67
0.250
mg/L
11/14/2023
DMK
EPA 353.2
Nltrate+Nitrite- Nltrogen
5.71
0.250
mg/L
11/14/2023
DMK
EPA 353.2
Total Phosphorus
2.65
0.250
mg/L
11/16/2023
DMK
EPA 365.1
Total Dissolved Solids
454
2.50
mg/L
11/15/2023
DMN
SM 2540 C
Total Kjeldahl Nitrogen
2.16
1.00
mg/L
11/16/2023
DMN
Hach 10242
Total Nitrogen
7.87
1.25
mg/L
11/16/2023
DMN
[CALL]
Total Suspended Solids
<2.50
2.50
mg/L
11/14/2023
DMN
SM 2540 D
Sample: NW Effluent Grab
N234603-02 (WW) 11/14/2023 09:15
001
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
Fecal Coliform
<1.00
1.00
MPN/100m1
11/15/2023
DMN
Colllert 9223 B
Chlorine
0.300
0.0500
mg/L
11/14/2023
PP
SM 4500 Cl G
PH
7.31
0.100
pH Units
11/14/2023
PP
SM 4500 H B
Temperature
18.0
0.00
deg C
11/14/2023
PP
SM 2550 B
Sample: NW MW 1 N234603-03 (WW) 11/14/2023 07:42
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
Chloride
47.6
Fecal Coliform
<1.00
Color
YES Tan
Field Depth
9.60
PH
6.79
Odor
NO No Odor
Temperature
19.0
Ammonla-N
0.628
Nitrate
<0.250
Total Phosphorus
32.7
Total Dissolved Solids
4S7
Total Organic Carbon
3.87
The tautens of thls mpafr apply to the sampfe(s) analyzed in atmidanre wiM the oWn of custody document.
No dup#ohbn of Mls repcvt is a#owgd, except in its en0'rety.
5.00
mg/L
11/15/2023
DMN
SM 4500 CLDE-E
1.00
#/100ml
11/15/2023
DMN
SM 9222 D (MF)
1.00
NA
11/14/2023
RR
Field Mtd
Ft
11/14/2023
RR
Field Mtd
0.100
pH Units
11/14/2023
RR
SM 4500 H B
1.00
NA
11/14/2023
RR
Fleld Mid
0.00
deg C
11/14/2023
RR
SM 2550 B
0.500
mg/L
11/15/2023
DMK
EPA 350.1
0.250
mg/L
11/15/2023
DMK
EPA 353.2
0.250
mg/L
11/16/2023
DMK
EPA 365.1
2.50
mg/L
11/15/2023
DMN
SM 2540 C
0.500
mg/L
11/15/2023
DMN
SM 5310 C
Page 2 of 15

C®
ONWASA
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number: Reported:
Richlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
(Continued)
Sample: NW MW 2 N234603-04 (WW) 11/14/2023 08:12
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
Chloride
16.8
5.00
mg/L
11/15/2023
DMN
SM 4500 CLDE-E
Fecal Coliform
<1.00
1.00
#/100ml
11/15/2023
DMN
SM 9222 D (MF)
Color
MW matrix at collection.
1.00
NA
11/14/2023
RR
Field Mtd
Field Depth
11.5
Ft
11/14/2023
RR
Field Mtd
pH
6.87
0.100
pH Units
11/14/2023
RR
SM 4500 H B
Odor
NO No Odor
1.00
NA
11/14/2023
RR
Field Mbd
Temperature
19.0
0.00
deg C
11/14/2023
RR
SM 2550 B
Ammonla-N
0.813
0.500
mg/L
11/15/2023
DMK
EPA 350.1
Nitrate
<0.250
0.250
mg/L
11/15/2023
DMK
EPA 353.2
Total Phosphorus
6.12
0.250
mg/L
11/16/2023
DMK
EPA 365.1
Total Dissolved Solids
372
2.50
mg/L
11/15/2023
DMN
SM 2540 C
Total Organic Carton
4.91
0.500
mg/L
11/15/2023
DMN
SM 5310 C
Sample: NW MW 3 N234603-05 (WW) 11/14/2023 08:33
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method 71
Chloride
5.45
Fecal Coliform
<1.00
Color
YES Tan
Field Depth
12.0
pH
7.11
Odor
NO No Odor
Temperature
20.0
Ammonia-N
<0.500
Nitrate
1.04
Total Phosphorus
8.40
Total Dissolved Solids
281
Total Organic Carbon
9.88
5.00
mg/L
11/15/2023
DMN
SM 4S00 CLDE•E
1.00
#/100ml
11/15/2023
DMN
SM 9222 D (MF)
1.00
NA
11/14/2023
RR
Field Mtd
Ft
11/14/2023
RR
Field Mtd
0.100
pH Units
11/14/2023
RR
SM 4500 H B
1.00
NA
11/1412023
RR
Field Mtd
0.00
deg C
11/14/2023
RR
SM 2550 B
0.500
mg/L
11/15/2023
DMK
EPA 350.1
0.250
mg/L
11/15/2023
DMK
EPA 353.2
0.250
mg/L
11/16/2023
DMK
EPA 365.1
2.50
mg/L
11/15/2023
DMN
SM 2540 C
0.500
mg/L
11/15/2023
DMN
SM 5310 C
Me contents of this report apply to the sampWs) analyzed in aavroance wtM the dialn of cusmdy document
No duplication of this report Is allowed except in /ts ent/rety. Page 3 of 15

4
ONWASA
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number: Reported:
Richlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
(Continued)
Sample: NW MW 4 N234603-06 (WW) 11/14/2023 08:53
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
Chloride
16.1
5.00
mg/L
11/15/2023
DMN
SM 4500 CLDE-E
Fecal Coliform
<1.00
1.00
#/100ml
11/15/2023
DMN
SM 9222 D (MF)
Color
NO Clear
1.00
NA
11/14/2023
RR
Field Mtd
Field Depth
10.0
Ft
11/14/2023
RR
Field Mtd
PH
7.17
0.100
pH Units
11/14/2023
RR
SM 4500 H B
Odor
NO No Odor
1.00
NA
11/14/2023
RR
Field Mtd
Temperature
20.0
0.00
deg C
11/14/2023
RR
SM 2550 B
Ammonia-N
<0,500
0.500
mg/L
11/15/2023
DMK
EPA 350.1
Nitrate
<0.250
0,250
mg/L
11/15/2023
DMK
EPA 353.2
Total Phosphorus
0.284
0.250
mg/L
11/16/2023
DMK
EPA 365.1
Total Dissolved Solids
356
2.50
mg/L
11/15/2023
DMN
SM 2540 C
Total Organic Carbon
3.02
0.500
mg/L
11/15/2023
DMN
SM 5310 C
Sample Results
Data Analyzed by: Environmental Chemists, Inc.
The contents of tills report apply to the sample(s) analped In acmfdanm with die chain ofcustw), dacume7t
No duplication of Mls report is allowed, except in its entirety. Page 4 of 15

4
ONWASA
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number: Reported:
Richlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
(Continued)
Data Analyzed by: Environmental Chemists, Inc.
Sample: NW MW 1 N234603-03 (WW) 11/14/2023 07:42
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
1,1,1,2-Tetrachloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,1-Trichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,2,2-Tetrachloroethane
< 0.5
0.5
ug/L
11/16/2023
SM 6200 C
1,1,2-Trlchloroethane
< 0.5
0.5
pg/L
11/1612023
SM 6200 C
1,1-Dichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1-Dlchloroethene
< 0.5
0.5
ug/L
11/16/2023
SM 6200 C
1,1-Dichloropropene
< 0.5
0.5
_g/6
11/16/2023
SM 6200 C
1,2,3-Trichlorobenzene
< 0.5
0.5
a&h-
11/16/2023
SM 6200 C
1,2,3-Trichloropropane, HAA IS
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2,4-Trichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2,4-Trimethyl benzene
< 0.5
0.5
g/L
11/16/2023
SM 6200 C
1,2-Dlbromo-3-chloropropane (DBCP)
< 0.5
01.5
pg/L
11/16/2023
SM 6200 C
1,2-Dibromoethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3,5-Trimethyl benzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3-Dlchlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,4-Dichlorobenzene
< 0.5
0.5
pg/L
14,116/2023
SM 6200 C
2,2-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
2-Chloroboluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
4-Chlorotoluene
< 0.5
O.S
pg/L
11/16/2023
SM 6200 C
Benzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromochloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromodichloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromoform
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromomethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Carbon Tetrachloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chloroform
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
cis- 1,2-Dichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
cls-1,3-Dlchloropropene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Dibromochloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Dlbromomethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Dichlorodifluoromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Ethylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Hexachlorobutadiene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Isopropylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
M+P Xylene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Methylene chloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
7ne contents of this report apply to the sample(s) analyzed in acaovdance wdh the drain ofcustody document
NoduplicaponofthisrepodIsallowed, exceptin&entfrety. Page 5 of 15

4
ONWASA
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number: Reported:
Richlands, NC 2BS74 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
(Continued)
Data Analyzed by: Environmental Chemists, Inc.
Sample: NW MW 1 (Continued) N234603-03 (WW) 11/14/2023 07:42
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
Naphthalene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
n-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
n-Propylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
ortho-Xylene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
p-Isopropyltoluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
sec-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Styrene
< 0.5
0.5
Pg/L
11/16/2023
SM 6200 C
tert-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Tetrachloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Toluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
trans-1,2-Dichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
trans-1,3-Dlchloropropene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Trichloroethene
< 0.5
0.5
Pg/L
11/16/2023
SM 6200 C
Trichlorofluoromethane
< 0.5
0.5
Pg/L
11/16/2023
SM 6200 C
Vinyl Chloride
< 0.5
0.5
Pg/L
11/16/2023
SM 6200 C
The contents of this report apply to the sampfts) analyzed in accordance wid; the chain of custody document
No duplication of th/s report is allowed, aWt in its entirety
Page 6 of 15

C®
ONWASA
Vorthwest RWRF Project: NW Compliance MW Triennial November
L89 Mills Field Rd. Project Number: Reported:
Richlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
(Continued)
Data Analyzed by: Environmental Chemists, Inc.
Sample: NW MW 2 N234603-04 (WW) 11/14/2023 08:12
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
1,1,1,2-Tetrachloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,1-Trichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,2,2-Tetrachloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,2-Trichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1-Dichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1-Dichloroethene
< 0.5
0.5
pg/L
1!/16I2023
SM 6200 C
1,1-Dlchloropropene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2,3-Trichlorobenzene
< O.S
0.5
pg/L
11/16/2023
SM 6200 C
1,2,3-Trichloropropane, HAA IS
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2,4-Trichlorobenzene
< 0.5
0.5
V:g/L
11/16/2023
SM 6200 C
1,2,4-Trimethylbenzene
< 0.5
0.5
pglL
11/16/2023
SM 6200 C
1,2-Dibromo-3-chloropropane (DBCP)
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dibromoethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3,5-Trimethylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3-Dichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3-Dichloropropane
< 0.5
0.5
pg/L
11/1612023
SM 6200 C
1,4-Dichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
2,2-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
2-Chlorotoluene
< O.S
0.5
pg/L
11/16/2023
SM 6200 C
4-Chlorotoluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Benzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromobenzene
< 0.5
0.5
lig/L
11/16/2023
SM 6200 C
Bromochloromethane
< 0.5
0.5
ug/L
11/16/2023
SM 6200 C
Bromodlchloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromoform
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromomethane
< 0.5
0.5
pgJL
11/16/2023
SM 6200 C
Carbon Tetrachloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chloroform
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
cis-1,2-Dichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
cis-1,3-Dichloropropene
< 0.5
0.5
pg/L
11/1612023
SM 6200 C
Dlbromochloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Dibromomethane
< 0.5
0,5
pg/L
11/16/2023
SM 6200 C
Dlchlorodlfluoromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Ethylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Hexachlorobutadiene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Isopropylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
M+P Xylene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Methylene chloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
The content6 of Mis ieparr apply to the samples) analyzed in acmvdanre wiM Me 6aln of cusfady document
No duplKation of Misreport is allowed, except in &s entirety. Page 7 of 15

4ONWASA
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number: Reported:
Richlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
(Continued)
Data Analyzed by: Environmental Chemists, Inc.
Sample: NW MW 2 (Continued) N234603-04 (WW) 11/14/2023 08:12
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
Naphthalene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
n-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
n-Propylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
ortho-Xylene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
p-Isopropyltoluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
sec-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Styrene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
tert-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Tetrachloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Toluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
trans-1,2-Dlchbroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
trans-1,3-Dichloropropene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Trichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Trichlorotluoromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Vinyl Chloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
The contents of this fepod apply to the samples) analyzed in accoadance wifh the chain of cvstwd, doevmeot
No dupliotion of dNs repot is allomod, enva In its en0'rety. Page 8 of 15

c•
ONWASA
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number: Reported:
Richlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
(Continued)
Data Analyzed by: Environmental Chemists, Inc.
Sample: NW MW 3 N234603-05 (WW) 11/14/2023 08:33
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
1,1,1,2-Tetrachloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,1-Trichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,2,2-Tetrachloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,2-Trlchloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1-Dichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1-Dichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1-Dichloropropene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2,3-Trichlorobenzene
< 0.5
0.5
lig/L
11/16/2023
SM 6200 C
1,2,3-Trichloropropane, HAA IS
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2,4-Trichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2,4-Trimethylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dlbromo-3-chloropropane (DBCP)
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dibromoethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3,5-Trimethyl benzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3-Dlchlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,4-Dlchlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
2,2-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
2-Chlorololuene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
4-Chlorotoluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Benzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromochloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromodichloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromoform
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromomethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Carbon Tetrachloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chlorobenzene
< 0.5
0.5
pg/L
11/16,12023
SM 6200 C
Chloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chloroform
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
cis-1,2-Dichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
cls-1,3-Dichloropropene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Dibromochloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Dibromomethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Dichlorodifluoromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Ethylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Hexachlorobutadiene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Isapropylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
M+P Xylene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Methylene chloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
fie rontwts of this report apply to the sample(s) analyzed in a mw dance wdh Me chain ofcustody dacvment
No dVP1KBhoa ofMis report is allowed, except in its entirety. Page 9 of 15

4
ONWASA
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number Reported:
Richlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
(Continued)
Data Analyzed by: Environmental Chemists, Inc.
Sample: NW MW 3 (Continued) N234603-05 (WW) 11/14/2023 08:33
Reporting Date Analyst
Analyte Result Qual Limit Unib6 Analyzed Initials Method
Naphthalene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
n-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
n-Propylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
ortho-Xylene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
p-Isopropyltoluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
sec-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Styrene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
tert-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Tetrachloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Toluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
trans-1,2-Dichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
trans-1,3-Dichloropropene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Trichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Trichlorofluoromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Vinyl Chloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
The cwtents of rhls nrort apply to the sampk(s) analyzed in acnvdance nVM the *'lain of custcaly document
No duplkabon of this repmt is allowed, except in its entirety. Page 10 of 15

At
O N WASA
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number: Reported:
tichlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
(Continued)
Data Analyzed by: Environmental Chemists, Inc.
Sample: NW MW 4 N234603-06 (WW) 11/14/2023 08:53
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
1,1,1,2-Tetrachloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,1-Trichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,2,2-Tetrachloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1,2-Trichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1-Dlchloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1-Dichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,1-Dlchloropropene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2,3-Trichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2,3-Trichloropropane, HAA IS
< 0.5
0.5
pg/L
11/16/2023
SM 620Q C
1,2,4-Trichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2,4 Trlmethylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dibromo-3-chloropropane (DBCP)
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dibromoethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,2-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3,5-Trimethylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3-Dichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,3-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
1,4-Dichlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
2,2-Dichloropropane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
2-Chlorotoluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
4-Chlorotoluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Benzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromochloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromodlchloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromoform
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Bromomethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Carbon Tetrachloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chlorobenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chloroethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Chloroform
< 0.5
0.5
pg/L
11/1612023
SM 6200 C
Chloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
cis-1,2-Dlchloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
cis- 1,3-Dichloropropene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Dlbromochloromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Dibromomethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Dlchlorodl0uoromethane
< 0.5
0.5
pg/L
11/16,12023
SM 6200 C
Ethylbenzene
< 0.5
0.5
q/L
11/16/2023
SM 6200 C
Hexachlorobutadiene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Isopropylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
M+P Xylene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Methylene chloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
The contents of this re"T apply to the sampWs) analyzed in acmWance with the drain of custody document
No duplrcation of this r4,"t is allowed, except in ifs entirety. Page 11 of 15

4
ONWasa
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number: Reported:
Richlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Sample Results
(Continued)
Data Analyzed by: Environmental Chemists, Inc.
Sample: NW MW 4 (Continued) N234603-06 (WW) 11/14/2023 08:53
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
Naphthalene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
n-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200C
n-Propylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
ortho-Xylene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
p-Isopropylloluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
sec-Butylbenzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Styrene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
tert-Butyl benzene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Tetrachloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Toluene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
trans-1,2-Dichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
trans-1,3-Dichloropropene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Trichloroethene
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Trichlorofluoromethane
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
Vinyl Chloride
< 0.5
0.5
pg/L
11/16/2023
SM 6200 C
The contents of th/s report apply to the samp/e(s) analyzed in accordance w& the Oaln of custndy document
No dupfro3don of this repovt is alb wed, except in its entirety. Page 12 of 15

4
ONWASA
Northwest RWRF Project: NW Compliance MW Triennial November
189 Mills Field Rd. Project Number: Reported:
Richlands, NC 28574 Project Manager: Mark Young 12/08/2023 15:17
Notes and Definitions
Item_ Definition
C Total residual chlorine was present in sample upon receipt in the laboratory; value is estimated. Applies to BOD, NH3, TKN,
and coliform.
Clear Clear, apparent color of MW matrix at collection.
]3 The sample matrix interfered with the ability to make any accurate determination.
No Odor No apparent smell of MW matrix at collection.
Tan Tan, apparent color of MW matrix at collection.
Dry Sample results reported on a dry weight basis.
NO Analyte NOT DETECTED at or above the reporting limit.
RPD Relative Percent Difference
%REC Percent Recovery
Source Sample that was matrix spiked or duplicated.
The contents ofthis nrpo(t apply to the samples) analyzed in amrdance with the chain ofcustody document
No dupfrcatron ofthis nWzrt is allowed, except in its entirety. Page 13 of 15

O Laboratory
ONWASA228
Georgetown
Georgetown Road
Jacksonville, North Carolina 28540
CHAIN OF CUSTODY
Phone: [phone]
Fax: [phone]
QA
Pagl_of 1
COC Number
Lab Work Order Number
N2YII�60IIB
N234603
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FrojectName
ncyueoreu_
AI alyseS
FieToAn7vsis
seques.eu l➢nT,yauno
(Northwest RWRF
NW Compliance MW Triennial November
per..
—{
Rush requests subject to additional
Client Contact
Project Number
Mark Young
[none]
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0
f':
CL
1
S
charge.
Rush requests subject to lab
Address
Project Description
189 Mills Field Rd.
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approval.
approval.
city
PO Number
Richlands
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State/Zip
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NC, 28574
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Due Date
Randal Riggs
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FreservaHon Code
i
Sample Name or Field ID
Sampled Date
I Sampled Time
Sample Type
Code
Matnx
Code
I Container
Count
P::A
P::A
P::B
P::C
P::B
G::G
G::B
Sample Comments
NW Effluent Composite
111/14/20231
I1',o0
I C
I WW
1 2
1 1
0
1
0
0
0
0
e,o5
&z
NW Effluent Grab
111/14/20231
DRUS
I G
I WW
1 1
1 0
0
0
1
0
0
1 0
731
I o,30
1t10'
I smell / color/ depth
NW MW 1
111/14/20231
V 7
1 G
I GW
1 7
1 0
1
0
1
1
2
1 2
v
l Q
I 10 ii9,rlI Q.
NW MW 2
11/14/2023
G
GW
1 7
0
1
0
1
1
2
2
J,-�j
C
/U r? � Irt
NW MW 3
11/14/2023
j
G
I GW
1 7
0
1
0
1
1
2
2
.1/
--
»
V[,) %/9/J/ /a
1 NW MW 4
111/14/20231
�15?
1 G
I GW
1 7
1 0
1
0
1
1
2
1 2
%(
I
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I
I
I
I
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I
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I
IRelin ulshedB �j/ �� . q y Date/Time i S^Z-- Received By DateRme �/-
/ r
14-Nov-23 ./„/!1 /%_n /l�ii� //�y�Ir.'.�3 �!: ,u %Ill(% ! jog 6 . �C
Relinquished By Date/Time Received By Date/Time Camments
b '?o '1
Relinquished By Date/Time I Received By loateftime
Cooler Numbers and Temperatures ✓�// — �-yT�tJ.( 7 • D
Receive Temp: -C pH: 4 Intials: `Tjrjj; !� F) CJ' E
Matrix Codes: GW=GW,W W=W W Preserv. Codes: A=Cool 6 degC,B=Cool 6 ddgC HZSO4 c2 pH,C=0.0008% Na2$203,G-Cool 6 dig C - 1:1 HCI