290090_NOV-2020-DV-0468 DWR Lab Results_20200909

AC76030 North Carolina Division of Water Resources Water Sciences Section Laboratory Results
Loc. Descr.:
EATON DRIVE UPSTREAM
County:
Rockinaham
Collector:
R CHANDLER
VisitlD
Region:
Winston-Salem
Report To
WSRO
Location ID:
WSRO NLC
River Basin
YAD
Collect Date:
08/11/2020
Priority
COC
Emergency
Collect Time:
09_43
Sample Matrix:
SURFACEWATER
COC Yes/No
Yes
Sample Depth
Loc. Type:
River/Stream
Sample ID:
AC76030
PO Number #
Date Received:
08/12/2020
Time Received:
08_15
Labworks LoginlD
TASCENZ01
Delivery Method
NC Courier
Final Report Date:
9/9/20
Report Print Date:
09/09/2020
renal meport
If this report is labeled preliminary report, the results have not
been validated.
Do not use for Regulatory purposes.
Result/
Method
Analysis
Units
CAS #
AnalVte Name
PQL
Qualifier
Reference
Date
Validated bV
LAB
Sample temperature at receipt by lab
1.8
°C
8/12/20
MSWIFT
MIC
BOD, 5-Day in liquid
2.0
4.5 G5
mg/L
SM 5210 B-2001
8/12/20
ESTAFFORD1
Turbidity
1.0
50
NTU
SM 2130 B-2001
8/12/20
ESTAFFORD1
NUT
7664-41-7
NH3 as N in liquid
0.02
0.02 U
mg/Las N
EPA350.1 REV 2
8/18/20
MIBRAHIM1
14797-55-8
NO2+1\103 as N in liquid
0.02
0.16
mg/L as N
EPA353.2 REV 2
8/18/20
MIBRAHIM1
7723-14-0
Phosphorus_ total as P in liquid
0.02
0.09
mg/L as P
EPA 365.1 REV 2
8/28/20
MIBRAHIM1
7727-37-9
Total Kjeldahl N as N In liquid
0.2
0.58
mg/L as N
EPA 351.2 REV 2
8/19/20
MIBRAHIM1
WSS Chemistry Laboratory>> 1623 Mail Service Center, Raleigh, NC 27699-1623 [phone]
"Not Detected" or " U" does not indicate the sample is analyte free but that the analyte is not detected at or above the PQL.
Page 1 of 3

NCDWX Laboratory Section 12esufts/Sampfe Comments/QuafifierDefinitions
Sample ID: AC76030
CAS # Analyte Name PQL Result/ Method Analysis
Qualifier Units Reference Date Validated by
Sample Comments
MIC: BOD-G5-Estimated-GGA standard recovery was < 198+/-30.5mg/I
NCDEQ-WSS-Chemistry Lab Data Qualifiers
Al The reported value is an average, where at least one result is qualified with a "U". The PQL is used for the qualified result(S) to call
B1 Coliform-Countable membranes with less than 20 colonies. Reported value is estimated or is a total of the counts on all filters repor
B2 Coliform-Counts from all filters were zero. The value reported is based on the number of colonies per 100 ml that would have been
B3 Coliform-Countable membranes with more than 60 or 80 colonies. The value reported is calculated using the count from the smalle
B4 Coliform-Filters have counts of both >60 or 80 and <20. Reported value is estimated or is a total of the counts on all filters reported
B5 Coliform-Too many colonies were present; too numerous to count (TNTC). TNTC is generally defined as >150 colonies.
B6 Col iform-Esti mated Value. Blank contamination evident.
B7 Coliform-Many non-coliform or non-enterococcus colonies or interfering non-coliform or non-enterococcus growth present. In this cc
BB1 MPN-No wells or tubes gave a positive reaction. Value based upon the appropriate MPN Index and reported as a less than "<" valu
BB2 MPN-All wells or tubes gave positive reactions. Value based upon the MPN Index and reported as a greater than ">" value.
C Total residual chlorine was present in sample upon receipt in the laboratory; value is estimated.
G1 BOD-The dissolved oxygen (DO) depletion of the dilution water blank exceeded 0.2 mg/L.
G2 BOD-The bacterial seed controls did not meet the requirement of a DO depletion of at least 2.0 mg/L and/or a DO residual of at lea:
G3 BOD-No sample dilution met the requirement of a DO depletion of at least 2.0 mg/L and/or a DO residual of at least 1.0 mg/L.
G4 BOD-Evidence of toxicity. This is generally characterized by a significant increase in the BOD value as the sample concentration de
G5 BOD-The glucose/ glutamic acid standard exceeded the range of 198 ± 30.5 mg/L.
G7 BOD-Less than 1 mg/L DO remained for all dilutions set. The reported value is an estimated greater than value and is calculated foi
G8 BOD-Oxygen usage is less than 2 mg/L for all dilutions set. The reported value is an estimated less than value and is calculated for
G9 BOD-The DO depletion of the dilution water blank produced a negative value.
A Surrogate recovery limits have been exceeded.
J10 Unidentified peak; estimated value.
ill The reported value is determined by a one -point estimation rather than against a regression equation. The estimated concentration
WSS Chemistry Laboratory>> 1623 Mail Service Center, Raleigh, NC 27699-1623 [phone]
"Not Detected" or " Ll" does not indicate the sample is analyte free but that the analyte is not detected at or above the PQL.
Page 2 of 3

NC DWX Laboratory Section 12esutts/Sampte Comments/Qualifier Definitions
Sample ID: AC76030
CAS # Analyte Name PQL Result/ Method Analysis
Qualifier Units Reference Date Validated by
J12 The calibration verification did not meet the calibration acceptance criterion for field parameters.
J2 The reported value failed to meet the established quality control criteria for either precision or accuracy.
J3 The sample matrix interfered with the ability to make any accurate determination.
J4 The data is questionable because of improper laboratory or field protocols (e.g., composite sample was collected instead of grab, p
J5 Temperature limits exceeded (samples frozen or >6°C) during transport or not verifiable (e.g., no temperature blank provided): non-
J6 The laboratory analysis was from an unpreserved or improperly chemically preserved sample. The data may not be accurate.
J7 This qualifier is used to identify analyte concentration exceeding the upper calibration range of the analytical instrument/method. Th
J8 Temperature limits exceeded (samples frozen or >6°C) during storage, the data may not be accurate.
J9 The reported value is determined by a one -point estimation rather than against a regression equation. The estimated concentration
M Sample and duplicate results are 'but of control". The sample is non -homogenous (e.g., VOA soil). The reported value is the lower,
N1 Presumptive evidence and estimated value. The component has been tentatively identified base on mass spectral library.
N2 There is an indication that the analyte is present, but quality control requirements for confirmation were not met (i.e., presence of
N3 This code shall be used if the level is too low to permit accurate quantification, but the estimated concentration is less than the labo
N4 This code shall be used if the level is too low to permit accurate quantification, but the estimated concentration is less than the labo
N5 The component has been tentatively identified based on a retention time standard.
P Elevated PQL` due to matrix interference and/or sample dilution.
Q1 Holding time exceeded prior to receipt by lab.
Q2 Holding time exceeded following receipt by lab.
S Not enough sample provided to prepare and/or analyze a method -required matrix spike (MS) and/or matrix spike duplicate (MSD).
U Indicates that the analyte was analyzed for but not detected above the reported practical quantitation limit*. The number value repo
U, J6 The laboratory analysis was from an unpreserved or improperly chemically preserved sample. The data may not be accurate.
UU Indicates that the analyte was not detected by a screen analysis. The number value was determined by a one -point estimation at tf
V Indicates the analyte was detected in both the sample and the associated method blank. Note: The value in the blank shall not be s
X1 Sample not screened for this compound.
X2 Sampled, but analysis lost or not performed -field error.
X3 Sampled, but analysis lost or not performed -lab error.
Y Elevated PQL* due to insufficient sample size.
Z1 Inability to analyze the sample.
Z2 Questions concerning data reliability.
WSS Chemistry Laboratory>> 1623 Mail Service Center, Raleigh, NC 27699-1623 [phone]
"Not Detected" or " Ll" does not indicate the sample is analyte free but that the analyte is not detected at or above the PQL.
Page 3 of 3

AC76031 North Carolina Division of Water Resources Water Sciences Section Laboratory Results
Loc. Descr.:
EATON DRIVE DOWSTREAM
County:
Rockinaham
Collector:
R CHANDLER
VisitlD
Region:
Winston-Salem
Report To
WSRO
Location ID:
WSRO NLC
River Basin
YAD
Collect Date:
08/11/2020
Priority
COC
Emergency
Collect Time:
09_55
Sample Matrix:
SURFACEWATER
COC Yes/No
Yes
Sample Depth
Loc. Type:
River/Stream
Sample ID:
AC76031
PO Number #
Date Received:
08/12/2020
Time Received:
08_15
Labworks LoginlD
TASCENZ01
Delivery Method
NC Courier
Final Report Date:
9/9/20
Report Print Date:
09/09/2020
renal meport
If this report is labeled preliminary report, the results have not
been validated.
Do not use for Regulatory purposes.
Result/
Method
Analysis
Units
CAS #
AnalVte Name
PQL
Qualifier
Reference
Date
Validated bV
LAB
Sample temperature at receipt by lab
1.8
°C
8/12/20
MSWIFT
MIC
BOD, 5-Day in liquid
2.0
5.3 G5
mg/L
SM 5210 B-2001
8/12/20
ESTAFFORD1
Turbidity
1.0
50
NTU
SM 2130 B-2001
8/12/20
ESTAFFORD1
NUT
7664-41-7
NH3 as N in liquid
0.02
0.04
mg/Las N
EPA350.1 REV 2
8/18/20
MIBRAHIM1
14797-55-8
NO2+1\103 as N in liquid
0.02
0.18
mg/L as N
EPA353.2 REV 2
8/18/20
MIBRAHIM1
7723-14-0
Phosphorus_ total as P in liquid
0.02
0.10
mg/L as P
EPA 365.1 REV 2
8/28/20
MIBRAHIM1
7727-37-9
Total Kjeldahl N as N In liquid
0.2
0.57
mg/L as N
EPA 351.2 REV 2
8/19/20
MIBRAHIM1
WSS Chemistry Laboratory>> 1623 Mail Service Center, Raleigh, NC 27699-1623 [phone]
"Not Detected" or " U" does not indicate the sample is analyte free but that the analyte is not detected at or above the PQL.
Page 1 of 3

NCDWX Laboratory Section 12esufts/Sampfe Comments/QuafifierDefinitions
Sample ID: AC76031
CAS # Analyte Name PQL Result/ Method Analysis
Qualifier Units Reference Date Validated by
Sample Comments
MIC: BOD-G5-Estimated-GGA standard recovery was < 198+/-30.5mg/I
NCDEQ-WSS-Chemistry Lab Data Qualifiers
Al The reported value is an average, where at least one result is qualified with a "U". The PQL is used for the qualified result(S) to call
B1 Coliform-Countable membranes with less than 20 colonies. Reported value is estimated or is a total of the counts on all filters repor
B2 Coliform-Counts from all filters were zero. The value reported is based on the number of colonies per 100 ml that would have been
B3 Coliform-Countable membranes with more than 60 or 80 colonies. The value reported is calculated using the count from the smalle
B4 Coliform-Filters have counts of both >60 or 80 and <20. Reported value is estimated or is a total of the counts on all filters reported
B5 Coliform-Too many colonies were present; too numerous to count (TNTC). TNTC is generally defined as >150 colonies.
B6 Col iform-Esti mated Value. Blank contamination evident.
B7 Coliform-Many non-coliform or non-enterococcus colonies or interfering non-coliform or non-enterococcus growth present. In this cc
BB1 MPN-No wells or tubes gave a positive reaction. Value based upon the appropriate MPN Index and reported as a less than "<" valu
BB2 MPN-All wells or tubes gave positive reactions. Value based upon the MPN Index and reported as a greater than ">" value.
C Total residual chlorine was present in sample upon receipt in the laboratory; value is estimated.
G1 BOD-The dissolved oxygen (DO) depletion of the dilution water blank exceeded 0.2 mg/L.
G2 BOD-The bacterial seed controls did not meet the requirement of a DO depletion of at least 2.0 mg/L and/or a DO residual of at lea:
G3 BOD-No sample dilution met the requirement of a DO depletion of at least 2.0 mg/L and/or a DO residual of at least 1.0 mg/L.
G4 BOD-Evidence of toxicity. This is generally characterized by a significant increase in the BOD value as the sample concentration de
G5 BOD-The glucose/ glutamic acid standard exceeded the range of 198 ± 30.5 mg/L.
G7 BOD-Less than 1 mg/L DO remained for all dilutions set. The reported value is an estimated greater than value and is calculated foi
G8 BOD-Oxygen usage is less than 2 mg/L for all dilutions set. The reported value is an estimated less than value and is calculated for
G9 BOD-The DO depletion of the dilution water blank produced a negative value.
A Surrogate recovery limits have been exceeded.
J10 Unidentified peak; estimated value.
ill The reported value is determined by a one -point estimation rather than against a regression equation. The estimated concentration
WSS Chemistry Laboratory>> 1623 Mail Service Center, Raleigh, NC 27699-1623 [phone]
"Not Detected" or " Ll" does not indicate the sample is analyte free but that the analyte is not detected at or above the PQL.
Page 2 of 3

NC DWX Laboratory Section 12esutts/Sampte Comments/Qualifier Definitions
Sample ID: AC76031
CAS # Analyte Name PQL Result/ Method Analysis
Qualifier Units Reference Date Validated by
J12 The calibration verification did not meet the calibration acceptance criterion for field parameters.
J2 The reported value failed to meet the established quality control criteria for either precision or accuracy.
J3 The sample matrix interfered with the ability to make any accurate determination.
J4 The data is questionable because of improper laboratory or field protocols (e.g., composite sample was collected instead of grab, p
J5 Temperature limits exceeded (samples frozen or >6°C) during transport or not verifiable (e.g., no temperature blank provided): non-
J6 The laboratory analysis was from an unpreserved or improperly chemically preserved sample. The data may not be accurate.
J7 This qualifier is used to identify analyte concentration exceeding the upper calibration range of the analytical instrument/method. Th
J8 Temperature limits exceeded (samples frozen or >6°C) during storage, the data may not be accurate.
J9 The reported value is determined by a one -point estimation rather than against a regression equation. The estimated concentration
M Sample and duplicate results are 'but of control". The sample is non -homogenous (e.g., VOA soil). The reported value is the lower,
N1 Presumptive evidence and estimated value. The component has been tentatively identified base on mass spectral library.
N2 There is an indication that the analyte is present, but quality control requirements for confirmation were not met (i.e., presence of
N3 This code shall be used if the level is too low to permit accurate quantification, but the estimated concentration is less than the labo
N4 This code shall be used if the level is too low to permit accurate quantification, but the estimated concentration is less than the labo
N5 The component has been tentatively identified based on a retention time standard.
P Elevated PQL` due to matrix interference and/or sample dilution.
Q1 Holding time exceeded prior to receipt by lab.
Q2 Holding time exceeded following receipt by lab.
S Not enough sample provided to prepare and/or analyze a method -required matrix spike (MS) and/or matrix spike duplicate (MSD).
U Indicates that the analyte was analyzed for but not detected above the reported practical quantitation limit*. The number value repo
U, J6 The laboratory analysis was from an unpreserved or improperly chemically preserved sample. The data may not be accurate.
UU Indicates that the analyte was not detected by a screen analysis. The number value was determined by a one -point estimation at tf
V Indicates the analyte was detected in both the sample and the associated method blank. Note: The value in the blank shall not be s
X1 Sample not screened for this compound.
X2 Sampled, but analysis lost or not performed -field error.
X3 Sampled, but analysis lost or not performed -lab error.
Y Elevated PQL* due to insufficient sample size.
Z1 Inability to analyze the sample.
Z2 Questions concerning data reliability.
WSS Chemistry Laboratory>> 1623 Mail Service Center, Raleigh, NC 27699-1623 [phone]
"Not Detected" or " Ll" does not indicate the sample is analyte free but that the analyte is not detected at or above the PQL.
Page 3 of 3

AC76032 North Carolina Division of Water Resources Water Sciences Section Laboratory Results
Loc. Descr.:
EATON DRIVE DISCHARGE
County:
Rockinaham
Collector:
R CHANDLER
VisitlD
Region:
Winston-Salem
Report To
WSRO
Location ID:
WSRO NLC
River Basin
YAD
Collect Date:
08/11/2020
Priority
COC
Emergency
Collect Time:
10_06
Sample Matrix:
SURFACEWATER
COC Yes/No
Yes
Sample Depth
Loc. Type:
River/Stream
Sample ID:
AC76032
PO Number #
Date Received:
08/12/2020
Time Received:
08_15
Labworks LoginlD
TASCENZ01
Delivery Method
NC Courier
Final Report Date:
9/9/20
Report Print Date:
09/09/2020
renal meport
If this report is labeled preliminary report, the results have not
been validated.
Do not use for Regulatory purposes.
Result/
Method
Analysis
Units
CAS #
AnalVte Name
PQL
Qualifier
Reference
Date
Validated bV
LAB
Sample temperature at receipt by lab
1.8
°C
8/12/20
MSWIFT
MIC
BOD, 5-Day in liquid
2.0
18 G5
mg/L
SM 5210 B-2001
8/12/20
ESTAFFORD1
Turbidity
1.0
100
NTU
SM 2130 B-2001
8/12/20
ESTAFFORD1
NUT
7664-41-7
NH3 as N in liquid
0.02
3.8
mg/Las N
EPA350.1 REV 2
8/18/20
MIBRAHIM1
14797-55-8
NO2+1\103 as N in liquid
0.02
0.40
mg/L as N
EPA353.2 REV 2
8/18/20
MIBRAHIM1
7723-14-0
Phosphorus_ total as P in liquid
0.02
1.1
mg/L as P
EPA 365.1 REV 2
8/28/20
MIBRAHIM1
7727-37-9
Total Kjeldahl N as N In liquid
0.2
9.7
mg/L as N
EPA 351.2 REV 2
8/19/20
MIBRAHIM1
WSS Chemistry Laboratory>> 1623 Mail Service Center, Raleigh, NC 27699-1623 [phone]
"Not Detected" or " U" does not indicate the sample is analyte free but that the analyte is not detected at or above the PQL.
Page 1 of 3

NCDWX Laboratory Section 12esufts/Sampfe Comments/QuafifierDefinitions
Sample ID: AC76032
CAS # Analyte Name PQL Result/ Method Analysis
Qualifier Units Reference Date Validated by
Sample Comments
MIC: BOD-G5-Estimated-GGA standard recovery was < 198+/-30.5mg/I
NCDEQ-WSS-Chemistry Lab Data Qualifiers
Al The reported value is an average, where at least one result is qualified with a "U". The PQL is used for the qualified result(S) to call
B1 Coliform-Countable membranes with less than 20 colonies. Reported value is estimated or is a total of the counts on all filters repor
B2 Coliform-Counts from all filters were zero. The value reported is based on the number of colonies per 100 ml that would have been
B3 Coliform-Countable membranes with more than 60 or 80 colonies. The value reported is calculated using the count from the smalle
B4 Coliform-Filters have counts of both >60 or 80 and <20. Reported value is estimated or is a total of the counts on all filters reported
B5 Coliform-Too many colonies were present; too numerous to count (TNTC). TNTC is generally defined as >150 colonies.
B6 Col iform-Esti mated Value. Blank contamination evident.
B7 Coliform-Many non-coliform or non-enterococcus colonies or interfering non-coliform or non-enterococcus growth present. In this cc
BB1 MPN-No wells or tubes gave a positive reaction. Value based upon the appropriate MPN Index and reported as a less than "<" valu
BB2 MPN-All wells or tubes gave positive reactions. Value based upon the MPN Index and reported as a greater than ">" value.
C Total residual chlorine was present in sample upon receipt in the laboratory; value is estimated.
G1 BOD-The dissolved oxygen (DO) depletion of the dilution water blank exceeded 0.2 mg/L.
G2 BOD-The bacterial seed controls did not meet the requirement of a DO depletion of at least 2.0 mg/L and/or a DO residual of at lea:
G3 BOD-No sample dilution met the requirement of a DO depletion of at least 2.0 mg/L and/or a DO residual of at least 1.0 mg/L.
G4 BOD-Evidence of toxicity. This is generally characterized by a significant increase in the BOD value as the sample concentration de
G5 BOD-The glucose/ glutamic acid standard exceeded the range of 198 ± 30.5 mg/L.
G7 BOD-Less than 1 mg/L DO remained for all dilutions set. The reported value is an estimated greater than value and is calculated foi
G8 BOD-Oxygen usage is less than 2 mg/L for all dilutions set. The reported value is an estimated less than value and is calculated for
G9 BOD-The DO depletion of the dilution water blank produced a negative value.
A Surrogate recovery limits have been exceeded.
J10 Unidentified peak; estimated value.
ill The reported value is determined by a one -point estimation rather than against a regression equation. The estimated concentration
WSS Chemistry Laboratory>> 1623 Mail Service Center, Raleigh, NC 27699-1623 [phone]
"Not Detected" or " Ll" does not indicate the sample is analyte free but that the analyte is not detected at or above the PQL.
Page 2 of 3

NC DWX Laboratory Section 12esutts/Sampte Comments/Qualifier Definitions
Sample ID: AC76032
CAS # Analyte Name PQL Result/ Method Analysis
Qualifier Units Reference Date Validated by
J12 The calibration verification did not meet the calibration acceptance criterion for field parameters.
J2 The reported value failed to meet the established quality control criteria for either precision or accuracy.
J3 The sample matrix interfered with the ability to make any accurate determination.
J4 The data is questionable because of improper laboratory or field protocols (e.g., composite sample was collected instead of grab, p
J5 Temperature limits exceeded (samples frozen or >6°C) during transport or not verifiable (e.g., no temperature blank provided): non-
J6 The laboratory analysis was from an unpreserved or improperly chemically preserved sample. The data may not be accurate.
J7 This qualifier is used to identify analyte concentration exceeding the upper calibration range of the analytical instrument/method. Th
J8 Temperature limits exceeded (samples frozen or >6°C) during storage, the data may not be accurate.
J9 The reported value is determined by a one -point estimation rather than against a regression equation. The estimated concentration
M Sample and duplicate results are 'but of control". The sample is non -homogenous (e.g., VOA soil). The reported value is the lower,
N1 Presumptive evidence and estimated value. The component has been tentatively identified base on mass spectral library.
N2 There is an indication that the analyte is present, but quality control requirements for confirmation were not met (i.e., presence of
N3 This code shall be used if the level is too low to permit accurate quantification, but the estimated concentration is less than the labo
N4 This code shall be used if the level is too low to permit accurate quantification, but the estimated concentration is less than the labo
N5 The component has been tentatively identified based on a retention time standard.
P Elevated PQL` due to matrix interference and/or sample dilution.
Q1 Holding time exceeded prior to receipt by lab.
Q2 Holding time exceeded following receipt by lab.
S Not enough sample provided to prepare and/or analyze a method -required matrix spike (MS) and/or matrix spike duplicate (MSD).
U Indicates that the analyte was analyzed for but not detected above the reported practical quantitation limit*. The number value repo
U, J6 The laboratory analysis was from an unpreserved or improperly chemically preserved sample. The data may not be accurate.
UU Indicates that the analyte was not detected by a screen analysis. The number value was determined by a one -point estimation at tf
V Indicates the analyte was detected in both the sample and the associated method blank. Note: The value in the blank shall not be s
X1 Sample not screened for this compound.
X2 Sampled, but analysis lost or not performed -field error.
X3 Sampled, but analysis lost or not performed -lab error.
Y Elevated PQL* due to insufficient sample size.
Z1 Inability to analyze the sample.
Z2 Questions concerning data reliability.
WSS Chemistry Laboratory>> 1623 Mail Service Center, Raleigh, NC 27699-1623 [phone]
"Not Detected" or " Ll" does not indicate the sample is analyte free but that the analyte is not detected at or above the PQL.
Page 3 of 3