WQ0023261_Monitoring - 07-2021_20210826

Monitoring Report Submittal
...........................................................................................................................................
Permit Number #* WQ0023261
Name of Facility:* Onslow Water and Sewer Authority, Swansboro WWTF
Month:* July Year:* 2021
Report Information
Type* Upload Document*
GW-59 Swansboro GW59 July 2021 4.14MB
WQ0023261.pdf
FDF Only
NDMR, NDAR-1, NDAR-2, NDMLR Swansboro NDMR & NDAR 2.63MB
July 2021 WQ0023261.pdf
FDF Only
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 A Jones
Signature:
Date of submittal: 8/26/2021
This will be filled in automatically

Initial Review
Reviewer:
Plummer, Lauren
Is the project number correct?*
WQ0023261
Is the monitoring report
t: Yes r No
accepted?*
Regional Office*
Wilmington
Accepted Date:
8/31 /2021

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GW-59A COMPLIANCE REPORT FORM Permit # WQ0023261
(Submit one each monitoring period with GTV-59 forms.)
j
Enter date monitoring results were due. ( July 2021 ) Will this monitoring report (GW-59 and GW-59A)
be submitted after the established due date?
YES
NO
2
Was any required information missing on the GW-59 report forms?
YES
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
identification plate, area overgrown, etc.)? If the answer is "Yes", contact the Regional Officefor guidance.
YES
NO
4
Are any monitored constituents equal to or above the established standards?
ES
NO
If the answer to question 4 is "NO", skip to section 8.
If the answer to question 4 is "YES" list the affected wells individually with constituent(s) and concentration(s)
exceeding standards in the space provided below:
MW1 - pH below desired range @ 6.00mg/L, TOC above 10 mg/L @ 11.9
MW2 - TOC above 10 mg/L @11.3 mg/L
MW3 - ph below desired range @ 5.40 mg/L
5
For the constituents identified in question 4 above, have standards been exceeded previously for the —
same constituent(s) in the same well(s) in the last two years?
FVESJ
NO
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).
Monitoring Wells 1, 2, & 3 are consistantly at or below the desired range. CeH�
Elevated Nitrate levels in summer sampling have occurred previously
Elevated TOC levels have occurred previously
6
Are the monitoring wells listed in section 5 located at or beyond the review boundary?
YES
NO
If the answer is "YES", a groundwater quality problem maybe occurring. CONTACT THE REGIONAL
OFFICE IMMEDIATELY FOR GUIDANCE. If the answer is "NO", monitoring wells maybe improperly
located, contact the Regional Office.
7
Is the permittee implementing previously approved actions required by the Division involving this
groundwater quality problem?
YES
NO
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 may subject the permittee to a Notice of Violation
fines, and/or penalties.
g
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.
cgZf210Z
Signature of Permittee (or Authorized Agent) Date
GNP'-59A 12/8/2003

t.
ONWASA
Swansboro WRF Project: Swan Compliance Triennial
199 Williams Road Project Number: Reported:
Swansboro, NC 28584 Project Manager: Mark Young 07/15/2021 08:55
Sample Results
Sample: Swan Effluent Composite S212811-01 (WW)
001
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
-•- -�--,e-•• • •••o••••
�-V
z.uu
mg/L
07/13/2021
DMN
SM 5210 B
Chloride
57.1
5.00
mg/L
07/09/2021
DMN
SM 4500 CLDE-E
Chlorine
<0.0500
0.0500
mg/L
07/07/2021
RR
SM 4500 CIG
Temperature
13.5
0.00
deg C
07/07/2021
RR
SM 2550 B
Conductivity
595
us/cm
07/07/2021
DMN
SM 2510 8
Alkalinity, CaCO3
136
mg/L
07/07/2021
DMN
EPA 310.1
Ammonia-N
<0.500 C
0.500
mg/L
07/08/2021
DMK
EPA 350.1
Nitrate
24.2
0.250
mg/L
07/07/2021
DMK
EPA 353.2
Nitrate+Nitrite-Nitrogen
24.3
0.250
mg/L
07/07/2021
DMK
EPA 353.2
Total Phosphorus
3.43
0.150
mg/L
07/08/2021
DMK
EPA 365.1
Total Dissolved Solids
407
2.50
mg/L
07/08/2021
DMN
SM 2540 C
Total Kjeldahl Nitrogen
<3.00
3.00
mg/L
07/09/2021
DMN
Hach 10242
Total Nitrogen
24.3
3.25
mg/L
07/09/2021
DMN
[CALC]
Total Suspended Solids
5.60
2.50
mg/L
07/07/2021
DMN
SM 2540 D
C Total residual chlorine was present in sample
upon receipt in the laboratory; value is estimated. Applies to BOD, NH3, TKN, and colifonn-
Sample Results
Sample: Swan Effluent Grab S212811-02 (WW)
001
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
Chlorine
pH
Sample: Swan MW 1 S212811-03 (WW)
ci.Uu 1.uu MPN/100ml 07/08/2021 DMN Colllert 9223 B
<0.0500 0.0500 mg/L 07/07/2021 RR SM 4500 CIG
7.41 0.100 pH Units 07/07/2021 RR SM 4500 H B
Sample Results
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
Chloride
34.3
5.00
mg/L
07/09/2021
DMN
SM 4500 CLDE-E
Fecal Coliform
<10.0
10.0
#/100ml
07/08/2021
DMN
SM 9222 D (MF)
Color
YES Tan
1.00
NA
07/07/2021
RR
Field Mtd
Field Depth
7.50
Ft
07/07/2021
RR
Field Mtd
PH
6.00
0.100
pH Units
07/07/2021
RR
SM 4500 H B
Odor
NO No Odor
1.00
NA
07/07/2021
RR
Field Mtd
Temperature
21.5
0.00
deg C
07/07/2021
RR
SM 2550 B
The contents of this report apply to the sample(s) analyzed in accordance with the chain of custody document
No duplication of this report is allowed, except in its entirely.
Page 2 of 6

C6
ONWASA
Swansboro WRF Project: Swan Compliance Triennial
199 Williams Road Project Number: Reported:
Swansboro, NC 28584 Project Manager: Mark Young 07/15/2021 08:55
Sample Results
(Continued)
Sample: Swan MW 1 (Continued) S212811-03 (WW)
Reporting Date Analyst
Analyte Result Qua] Limit Units Analyzed Initials Method
Ammonia-N
�•jvv
mg/L
07/03/2021
DMK
EPA 350.1
Nitrate
0.459
0.250
mg/L
07/07/2021
DMK
EPA 353.2
Total Phosphorus
0.293
0.150
mg/L
07/08/2021
DMK
EPA 365.1
Total Dissolved Solids
149
2.50
mg/L
07/08/2021
DMN
SM 2540 C
Total Organic Carbon
11.9
0.500
ma/L
n7rnnrn,
Tan Tan, apparent color of MW matrix at collection.
No Odor No apparent smell of MW matrix at collection.
Sample Results
Sample: Swan MW 2 S212811-04 (WW)
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
•w �
2+.0
.1J.uu
mg/L
07/09/2021
DMN
SM 4500 CLDE-E
Fecal Coliform
10.0
10.0
#/100ml
07/08/2021
DMN
SM 9222 D (MF)
Color
YES Tan
1.00
NA
07/07/2021
RR
Field Mtd
Field Depth
7.10
Ft
07/07/2021
RR
Feld Mtd
PH
6.70
0.100
pH Units
07/07/2021
RR
SM 4500 H 8
Odor
NO No Odor
1.00
NA
07/07/2021
RR
Field Mtd
Temperature
22.5
0.00
deg C
07/07/2021
RR
SM 2550 B
Ammonia-N
<0.500
0.500
mg/L
07/08/2021
DMK
EPA 350.1
Nitrate
3.89
0.250
mg/L
07/07/2021
DMK
EPA 353.2
Total Phosphorus
0.730
0.150
mg/L
07/08/2021
DMK
EPA 365.1
Total Dissolved Solids
259
2.50
mg/L
07/08/2021
DMN
SM 2540 C
Total Organic Carbon
11.3
0.500
mg/L
07/12/2n2t
MN
cM ra-in r
Tan Tan, apparent color of MW matrix at collection.
No Odor No apparent smell of MW matrix at collection.
Sample Results
Sample: Swan MW 3 S212811-05 (WW)
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
a.monae
i.au
Feel Coliform
<10.0
Color
YES Tan
Field Depth
8.70
PH
5.40
The contents of this report apply to the sample(s) anaiyzed in accordance with the chain of custody document.
No duplication of this report & allowed, except /n Its entirety.
5.00 mg/L
07/09/2021
DMN
SM 4500 CLDE-E
10.0 #/100ml
07/08/2021
DMN
SM 9222 D (MF)
1.00 NA
07/07/2021
RR
Feld Mtd
Ft
07/07/2021
RR
Feld Mtd
0.100 pH Units
07/07/2021
RR
SM 4500 H B
Page 3 of 6

c®
ONWASA
ansboro WRF Project: Swan Compliance Triennial
3 Williams Road Project Number: Reported:
ansboro, NC 28584 Project Manager: Mark Young 07/15/2021 08:55
Sample Results
(Continued)
Sample: Swan MW 3 (Continued) S212811-05 (WW)
Reporting Date Analyst
Analyse Result Qual Limit Units Analyzed Initials Method
Odor
•
1•Uu
NA
07/07/2021
RR
Field Mtd
Temperature
22.9
0.00
deg C
07/07/2021
RR
SM 2550 B
Ammonia-N
<0.500
0.500
mg/L
07/08/2021
DMK
EPA 350.1
Nitrate
<0.250
0.250
mg/L
07/07/2021
DMK
EPA 353.2
Total Phosphorus
0.532
0.150
mg/L
07/08/2021
DMK
EPA 365.1
Total Dissolved Solids
41.0
2.50
mg/L
07/08/2021
DMN
SM 2540 C
Total Organic Carbon
6.10
0.500
ma/L
mn')nmi
r,."
Tan Tan, apparent color of MW matrix at collection.
No Odor No apparent smell of MW matrix at collection.
Sample Results
Sample: Swan SW 1 S212811-06 (WW)
Reporting Date Analyst
Analyte Result Qual Limit Units Analyzed Initials Method
-
ate.&
n.uU
mg/L
07/09/2021
DMN
SM 4500 CLDE-E
Fecal Coliform
46.7
1.67
#/100ml
07/08/2021
DMN
SM 9222 D (MF)
PH
6.90
0.100
pH Units
07/07/2021
RR
SM 4500 H B
Temperature
21.9
0.00
deg C
07/07/2021
RR
SM 2550 B
Ammonia-N
<0.500
0.500
mg/L
07/08/2021
DMK
EPA 350.1
Nitrate
2.93
0.250
mg/L
07/07/2021
DMK
EPA 353.2
Total Phosphorus
0.345
0.150
mg/L
07/08/2021
DMK
EPA 365.1
Total Dissolved Solids
195
2.50
mg/L
07/08/2021
DMN
SM 2540 C
Total Organic Carton
8.71
0.500
mg/L
07/12/2021
DMN
SM 5310 C
The contents of this report apply to the sarrple(s) ana&2ed in accordance with the chain of custody document.
No d<.ptication of this report is allowed, except in its entirely. Page 4 of 6

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