WQ0031314_Final Permit_20121130

AMA
NCDENR
North Carolina Department of Environment and Natural Resources
Beverly Eaves Perdue
Governor
David K. Saunders, Director of Utilities
City of Winston Salem
101 N. Main Street
Winston Salem, North Carolina 27101
Dear Mr. Saunders:
Division of Water Quality
Charles Wakild, P. E.
Director
November 30, 2012
Dee Freeman
Secretary
Subject: Permit No. WQ0031314
Swann Water Treatment Plant
(formerly Northwest Water
Treatment Plant)
Distribution of Class A Water
Treatment Plant Residuals
Forsyth County
In accordance with your permit application major modification request received September 4,
2012, and subsequent additional information received November 30, 2012, we are forwarding herewith
Permit No. WQ0031314 dated November 30, 2012, to the Winston- Salem/Forsyth County Utilities
Commission for the continued operation of the subject residuals management program.
Modifications to the subject permit are to increase the amount of dry tons per year from 500 to
750 from the currently permitted Swann Water Treatment Plant (WTP) source and to add the Neilson and
Thomas WTPs with 1,499 dry tons and 750 dry tons respectively as sources to the permit.
Please note that on August 5, 2009, Session Law 2009-406, entitled "An Act to Extend Certain
Government Approvals Affecting the Development of Real Property Within the State," was enacted by
the General Assembly and signed into law. The Act, known as the Permit Extension Act of 2009, extends
the expiration date of certain government approvals and permits. In addition, Session Law 2010-177
extended the Act by another year. Permit No. WQ0031314 falls within the scope of this Act and is
therefore being extended until February 29, 2016. A renewal application must still be submitted six
months in advance of the extended expiration date
This permit shall be effective from the date of issuance until February 29, 2016, shall void Permit
No. WQ0031314 issued March 28, 2007 and shall be subject to the conditions and limitations as specified
therein. Please pay particular attention to the monitoring requirements listed in Attachments A for they
may differ from the previous permit issuance. Failure to establish an adequate system for collecting and
maintaining the required operational information shall result in future compliance problems.
AQUIFER PROTECTION SECTION
1636 Mail Service Center, Raleigh, North Carolina 27699-1636
Location: 512 N. Salisbury St., Raleigh, North Carolina 27604
Phone: [phone] FAX: [phone]
Intemet: http://i)ortal.ncdenr.org/weblwo/aps
An Equal Opportunity Affirmative Action Employer
NorthCarolina
Na ltrally

Mr. Saunders
November 30, 2012
Page 2 of 2
If any parts, requirements or limitations contained in this permit are unacceptable, the Permittee
has the right to request an adjudicatory hearing upon written request within 30 days following receipt of
this permit. This request shall be in the form of a written petition, conforming to Chapter 150B of the
North Carolina General Statutes, and filed with the Office of Administrative Hearings at 6714 Mail
Service Center, Raleigh, NC 27699-6714. Unless such demands are made, this permit shall be final and
binding.
If you need additional information concerning this matter, please contact Alice M. Wessner at
[phone] or [e-mail].
Sincerely,
/Charld/WakildP.E.
cc: Forsyth County Health Department
Winston Salem Regional Office, Aquifer Protection Section
Beth Buffington, Aquifer Protection Section
Permit File WQ0031314
Notebook File WQ0031314

RALEIGH
DISTRIBUTION OF CLASS A WATER TREATMENT PLANT RESIDUAL SOLIDS PERMIT
In accordance with the provisions of Article 21 of Chapter 143, General Statutes of North Carolina as
amended, and other applicable Laws, Rules, and Regulations
PERMISSION IS HEREBY GRANTED TO
Winston-Salem/Forsyth County Utilities Commission
Forsyth County
FOR THE
continued operation of a residuals management program for Winston-Salem/Forsyth County Utilities
Commission and consisting of the distribution of Class A Water Treatment Plant residuals generated by
the approved facilities listed in Attachment A with no discharge of wastes to surface waters, pursuant to
the application received September 4, 2012, and subsequent additional information received November
30, 2012 by the Division of Water Quality, and in conformity with other supporting data subsequently
filed and approved by the Department of Environment and Natural Resources and considered a part of
this permit. The use and disposal of residuals are regulated under Title 40 Code of Federal Regulations
Part 257.This permit does not exempt the Permittee from complying with the federal regulations.
This permit shall be effective from the date of issuance until February 29, 2016, shall void Permit No.
WQ0031314 issued March 28, 2007 and shall be subject to the following specified conditions and
limitations:
I. SCHEDULES
No later than six months prior to the expiration of this permit, the Permittee shall request renewal of
this permit on official Division forms. Upon receipt of the request, the Division will review the
adequacy of the facilities described therein, and if warranted, will renew the permit for such period of
time and under such conditions and limitations as it may deem appropriate. Please note Rule 15A
NCAC 02T .0105(d) requires an updated site map to be -submitted with the permit renewal
application.
H. PERFORMANCE STANDARDS
1. The subject residuals management program shall be effectively maintained and operated at all times
so there is no discharge to surface waters, nor any contravention of groundwater or surface water
standards. In the event the facilities fail to perform satisfactorily, including the creation of nuisance
conditions due to improper operation and maintenance, the Permittee shall immediately cease
distribution of residuals, contact the Winston Salem regional ofce's Aquifer Protection Section
supervisor, and take any immediate corrective actions.
WQ0031314 Version 1.1 Shell Version 120726 Page 1 of 10

2. This permit shall not relieve the Permittee of their responsibility for damages to groundwater or
surface water resulting from the operation of this residuals management program.
3. Only residuals generated by the facilities listed in Attachment A are approved for distribution in
accordance with this permit.
4. Pollutant concentrations in residuals distributed or applied to any land application site shall not
exceed the following Ceiling Concentrations or Monthly Average Concentrations (i.e., dry weight
basis):
Parameter
Ceiling Concentration
(milligrams per kilogram)
Monthly Average
Concentration
(milligrams per kilogram)
Arsenic
75
41
Cadmium
85
39
Copper
4,300
1,500
Lead
840
300
Mercury
57
17
Molybdenum
75
n/a
Nickel
420
420
Selenium
100
100
Zinc
7,500
2,800
5. Residuals that are distributed shall meet Class A pathogen reduction requirements in 15A NCAC 02T
.1106 (a) and (b)(2). Exceptions to this requirement shall be specified in Attachment A.
6. Setbacks for treatment and storage facilities shall be as follows:
Setback ]Description
Setback
feet
Habitable residence or place of public assembly under separate ownership or not
100
to be maintained as part of the project site
Property lines
50
Private or public water supply
100
Surface waters (streams — intermittent and perennial, perennial waterbodies, and
50
wetlands)
Wells with exception to monitoring wells
100
7. Setbacks for land applied bulk residuals shall be as follows:
C
WQ0031314 Version 1.1 Shell Version 120.726 Page 2 of 10

Setback Description
Setback by residual type
(feet)
Liquid
Cake*
Private or public water supply
100
100
Surface waters (streams — intermittent and perennial,
perennial waterbodies, and wetlands)
100
25
Surface water diversions (ephemeral streams,
waterways, ditches)
25
0
Groundwater lowering ditches (where the bottom of
the ditch intersects the SHWT
25
0
Wells with exception to monitoring wells
100
100
Bedrock outcrops
25
0
* Unless otherwise noted in Attachment A, "cake" residuals are those that have greater than 15%
solids by weight and can be stacked without flowing, as well as can be handled, transported and
spread as a solid (e.g., using a backhoe, front end loader, Slinger spreader, broadcast spreader or
other equipment designed for handling solid materials) without leaving any significant liquid
fraction behind.
8. Bulk residuals and other sources of Plant Available Nitrogen (PAN) shall not be applied in
exceedance of agronomic rates. Appropriate agronomic rates shall be calculated using expected
nitrogen requirements based on the determined Realistic Yield Expectations (RYE) using any of the
following methods:
a. Division's pre -approved site specific historical data for specific crop or soil types by calculating
the mean of the best three yields of the last five consecutive crop harvests for each field.
b. North Carolina Historical Data for specific crop and soil types as provided by North Carolina
State University Department of Soil Science (!M://www.soil.ncsu.edgiprograms/nmp/yields/). A
copy shall be kept on file and reprinted every five years.
c. If the RYE cannot be determined using methods (a) or (b) above, the Permittee may use the RYE
and appropriate nutrient application rates reported in any of the following documents:
i. Crop management plan as outlined by the local Cooperative Extension Office, the North
Carolina Department of Agriculture and Consumer Services, the Natural Resource
Conservation Service, or other agronomist.
ii. Waste Utilization Plan as outlined by the Senate Bill 1217 Interagency Group - Guidance
Document: Chapter I (http://www.enr.state.nc.us/DSWC/pages/guidance docs.html).
iii. Certified Nutrient Management Plan as outlined by the Natural Resources Conservation
Services (MRCS). These plans must meet the USDA -MRCS 590 Nutrient Management
Standards(ftD://ftr)-fe.se.egov.usda.aov/NHQ/practice-standards/standards/590.Ddfl.
d. If the RYE and appropriate nutrient application rates cannot be determined, the Permittee shall
contact the Division to determine necessary action.
WQ0031314 Version 1.1 Shell Version 120726 Page 3 of 10

9. The Permittee shall not distribute Class A Water Treatment Plant residuals that have a sodium
adsorption ratio (SAR) of 10 or higher without prior written Division approval. The Permittee may
seek approval by demonstrating that the entity accepting the residuals is: aware of the effects of a
high SAR content; has agreed on proper residual application rates; and has agreed to operational
considerations to ensure that the high SAR content will not adversely impact the receiving sites.
Recommendations regarding sodium application rate, soil amendments (e.g., gypsum, etc.) or a
mechanism for maintaining site integrity and conditions conducive to crop growth, can be obtained
from the local Cooperative Extension Office, the Department of Agriculture and Consumer Services,
the Natural Resource Conservation Service, a North Carolina Licensed Soil Scientist, or an
agronomist.
OPERATION AND MAINTENANCE REQUIREMENTS
The .residuals management program shall be properly maintained and operated at all times. The
program shall be effectively maintained and operated as a non -discharge system to prevent any
contravention of surface water or groundwater standards.
2. The Permittee shall maintain an approved Operation and Maintenance Plan (O&M Plan) pursuant to
1 SA NCAC 02T .1110. Modifications to the O&M Plan shall be approved by the Division prior to
utilization of the new plan. The O&M Plan, at the minimum, shall include:
a) Operational functions;
b) Maintenance schedules;
c) Safety measures;
d) Spill response plan;
e) Inspection plan including the following information:
i. Names and/or titles of personnel responsible for conducting the inspections;
,ii. Frequency and location of inspections,. including those to be conducted by the ORC, and,
procedures to assure that the selected location(s) and inspection frequency are representative
of the residuals management program;
iii. Detailed description of inspection procedures including record keeping and actions to be
taken by the inspector in the event that noncompliance is observed pursuant to the
noncompliance notification requirements under the monitoring and reporting section of the
permit;
f) Sampling and monitoring plan including the following information:
i. Names and/or titles of personnel responsible for conducting the sampling and monitoring;
ii. Detailed description of monitoring procedures including parameters to be monitored;
iii. Sampling frequency and procedures to assure that representative samples are being collected.
Fluctuation in temperature, flow, and other operating conditions can affect the quality of the
residuals gathered during a particular sampling event. The sampling plan shall account for
any foreseen fluctuations in residuals quality and indicate the most limiting times for
residuals to meet pathogen reduction requirements (e.g. facilities that land apply multiple
times.per year but have an annual sampling frequency, may need to sample during winter
months when pathogen reduction is most likely .to be negatively affected; by cold
temperatures).
C
C
WQQ031314 Version 1.1
Shell Version 120726
Page 4 of 10

3. Upon the Water Pollution Control System Operators Certification Commission's (WPCSOCC)
classification of the facility, the Permittee shall designate and employ a certified operator in
responsible charge (ORC) and one or more certified operators as back-up ORCs in accordance with
15A NCAC 08G .0201. The ORC or their back-up shall visit the facilities in accordance with 15A
NCAC 08G. 0204, or as specified in the most recently approved O&M plan (i.e., see Condition III.
2.), and shall comply with all other conditions of 15A NCAC 08G. 0204. For more information
regarding classification and designation requirements, please contact the Division of Water Quality's
Technical Assistance & Certification Unit at [phone].
4. When the Permittee land applies bulk residuals, a copy of this permit and a copy of O&M Plan shall
be maintained at the land application sites during land application activities.
When the Permittee transports or land applies bulk residuals, the spill control provisions shall be
maintained in all residuals transport and application vehicles.
6. When the Permittee land applies bulk residuals, adequate measures shall be taken to prevent wind
erosion and surface runoff from conveying residuals from the land application sites onto adjacent
properties or into surface waters.
7. When the Permittee land applies bulk residuals, a suitable vegetative cover shall be maintained on
land application sites onto which residuals are applied in accordance with the crop management plan
outlined by the local Cooperative Extension Office, the Department of Agriculture and Consumer
Services, the Natural Resource Conservation Service, or an agronomist and as approved by the
Division.
8. Bulk residuals shall not be land applied under the following conditions:
a. If the residuals are likely to adversely affect a threatened or endangered species listed under
section 4 of the Endangered Species Act or its designated critical habitat;
b. If the application causes prolonged nuisance conditions;
c. If the land fails to assimilate the bulk residuals or the application causes the contravention of
surface water or groundwater standards;
d. If the land is flooded, frozen or snow-covered, or is otherwise in a condition such that runoff of
the residuals would occur;
e. Within the 100-year flood elevation, unless the bulk residuals are injected or incorporated within
a 24-hour period following a residuals land application event;
f. During a measurable precipitation event (i.e., greater than 0.01 inch per hour), or within 24 hours
following a rainfall event of 0.5 inches or greater in a 24-hour period;
g. If the slope is greater than 10% for surface applied liquid residuals, or if the slope is greater than
18% for injected or incorporated bulk liquid residuals;
h. If the soil pH is not maintained at 6.0 or greater, unless sufficient amounts of time are applied to
achieve a final soil pH of at least 6.0, or if an agronomist provides information indicating that the
pH of the soil, residuals and lime mixture is suitable for the specified crop. Any approved
variations to the acceptable soil pH (6.0) will be noted in this permit;
i. If the land does not have an established vegetative cover unless the residuals are incorporated or
injected within a 24-hour period following a residuals land application event. Any field that is in
a USDA no -till program shall be exempted from meeting this vegetative cover requirement;
j. If the vertical separation between the seasonal high water table and the depth of residuals
application is less than one foot;
k. If the vertical separation of bedrock and the. depth of residuals application is less than one foot;
1. Application exceeds agronomic rates.
WQ0031314 Version 1.1 Shell Version 120726 Page.5 of 10

9. A Utilization Agreement between the Permittee and the entity agreeing to accept and distribute Class
A bulk residuals shall be in place prior to distribution of the bulk residuals. The agreement shall
specify the agreeing entity's responsibilities. The Permittee or his designee and the person
responsible for application of the residuals shall sign the Utilization Agreement, which shall be
considered expired concurrent with the permit expiration date, and shall be renewed during the permit
renewal process.
10. At a minimum, the Utilization Agreement shall stipulate the following:
a. By agreeing to accept the bulk Class A residuals, it is recognized that the application of these
residuals is allowed under the conditions of this agreement. Land application of Class A residuals
is considered the beneficial reuse of a waste under 15A NCAC 02T .1100, and has been deemed
permitted under 15A NCAC 02T .1103(4) provided the conditions of this agreement are met. Any
action resulting in damages to surface water or groundwater, caused by failure to follow the
conditions of this agreement, is subject to Division enforcement action;
b. The person or entity accepting the bulk Class A residuals shall to the best of their knowledge
meet the following application requirements:
i. List all prohibitions under Condition 111.8 with a statement that bulk residuals shall not be
land applied under these conditions.
ii. Residuals stockpiled for more than 14 days shall be covered;
iii. Application of bulk residuals shall not occur within 100 feet of a public or private water
supply source;
iv. Application of bulk residuals shall not occur within 100 feet of any well, with the exception
of Division approved monitoring wells;
v. Application of bulk residuals shall not occur within 25 feet of surface waters. C
c. The generator of. the Class A bulk residuals shall provide information on the proper use of the
residuals, including information on the nutrient quantities within the residuals and recommended
application rates. A copy of the label or information sheet attached to bags or other containers, as
specified in the labeling requirements under Condition 111.12, is sufficient;
d. The applicator or party accepting bulk residuals from the Permittee shall supply all third parties
receiving bulk residuals with documentation specifying that application shall occur consistent
with the utilization agreement;
e. Instructions, including contact information for key personnel, shall be provided to the applicator
or party receiving bulk residuals in the event that any requirements specified in the utilization
agreement are not met.
f A copy of the Utilization Agreement shall be maintained at the land application sites when bulk
residuals are being applied.
H. All residuals shall be adequately stored to prevent untreated leachate runoff.. The finished product
may be placed on a concrete pad, placed under shelter or physically covered until it is distributed to
the buyer. If an alternate storage site is used, approval must be obtained from the Division.
12. A label shall be affixed to the bag or other container in which residuals are sold or given away for
land application, or an. information sheet shall be provided to the person who receives Class A
residuals. At a minimum, the label or information sheet shall contain the following:
a. The name and address of the person who prepared the residuals;
WQ0031314 Version 1.1 Shell Version 120726 Page 6 of 10

b. A statement that residual land application is prohibited except in accordance with the instructions
on the label or information sheet;
c. A statement identifying that this material shall be prevented from entering any public or private
water supply source (including wells) and any surface water (e.g., stream, lake, river, wetland,
etc.);
d. A statement that the residuals shall be applied at agronomic rates and recommended rates for its
intended use.
13. The Permittee shall not distribute bulk residuals to any person or entity known to be applying
residuals contrary to the condition of the signed Utilization Agreement.
1. Any Division required monitoring (including groundwater, plant tissue, soil and surface water
analyses) necessary to ensure groundwater and surface water protection shall be established, and an
acceptable sample reporting schedule shall be followed.
2. Residuals shall be analyzed to demonstrate they are non -hazardous under the Resource Conservation
and Recovery Act (R.CRA). The analyses [corrosivity, ignitability, reactivity, and toxicity
characteristic leaching procedure (TCLP)l shall be performed at the frequency specified in
Attachment A, and the Permittee shall maintain these results for a minimum of five years. Any
exceptions from the requirements in this condition shall be specified in Attachment A.
The TCLP analysis shall include the following parameters (the regulatory level in milligrams per liter
is in parentheses):
Arsenic (5.0)
1,4-Dichlorobenzene (7.5)
Nitrobenzene (2.0)
Barium (100.0)
1,2-Dichloroethane (0.5)
Pentachlorophenol (100.0)
Benzene (0.5)
1,1-Dichloroethylene (0.7)
Pyridine (5.0)
Cadmium (1.0)
2,4-Dinitrotoluene (0.13)
Selenium (1.0)
Carbon tetrachloride (0.5)
Endrin (0.02)
Silver (5.0)
Chlordane (0.03)
Hexachlorobenzene (0.13)
Tetrachloroethylene (0.7)
Chlorobenzene (100.0)
Heptachlor (and its hydroxide) (0.008)
Toxaphene (0.5)
Chloroform (6.0)
Hexachloro-1,3-butadiene (0.5)
Trichloroethylene (0.5)
Chromium (5.0)
Hexachloroethane (3.0)
2,4,5-Trichlorophenol (400.0)
m-Cresol (200.0)
Lead (5.0)
2,4,6-Trichlorophenol (2.0)
o-Cresol (200.0)
Lindane (0.4)
2,4,5-TP (Silvex) (1.0)
p-Cresol (200.0)
Mercury (0.2)
Vinyl chloride (0.2)
Cresol (200.0)
Methoxychlor (10.0)
2,4-D (10.0)
Methyl ethyl ketone (200.0)
Once the residuals have been monitored for two years at the frequency specified in Attachment A, the
Permittee may submit a permit modification request to reduce the frequency of this monitoring
requirement. In no case shall the monitoring frequency be less than once per permit cycle.
WQ0031314 Version 1.1 Shell Version 120726 Page 7 of 10

3. An analysis shall be conducted on the Class A residuals at the frequency specified in Attachment A,
and the Permittee shall maintain the results for a minimum of five years. The analysis shall include
the following parameters:
Aluminum
Mercury
Potassium
Ammonia -Nitrogen
Molybdenum
Selenium
Arsenic
Nickel
Sodium
Cadmium
Nitrate -Nitrite Nitrogen
Sodium Adsorption Ratio
(SAR)
Calcium
Percent Total Solids
TKN
Copper
pH
Zinc
Lead
Phosphorus
Magnesium
Plant Available Nitrogen
(by calculation)
4. Residuals shall be monitored for compliance with pathogen reduction requirements at the frequency
specified in Attachment A, and at the time indicated in the sampling and monitoring sections of the
approved O&M plan. The required data shall be specific to the stabilization process utilized, and
sufficient to demonstrate compliance with the Class A pathogen reduction requirements in 15A
NCAC 02T .1106 (a) and (b)(2) shall be met. Any exceptions from the requirements in this condition
shall be specified in Attachment A.
5. Laboratory parameter analyses shall be performed on the residuals as they are distributed, and shall
be in accordance with the monitoring requirements in 15A NCAC 02B .0505.
Division of Water Quality
Information Processing Unit
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
6. The Permittee shall maintain records tracking all bulk residual distribution or land application events
performed by the Permittee. At a minimum, these records shall include the following:
a. Source of residuals;
b. Date of distribution/land application;
c. Name and address of recipient of residuals;
d. Volume of residuals distributed to each recipient;
e. Intended use of residuals;
f. If land application events performed by the Permittee - Nitrogen Application Rate based on
RYEs (if using data obtained from the North Carolina State University Department of Soil
Science Website, the printout page shall be kept on file and reprinted every five years).
7. Three copies of an annual report shall be submitted on or before March 1". The annual report shall
meet the requirements described in the Instructions for Residuals Application Annual Reporting
Forms. Instructions for reporting and annual report forms are available at
hq:Hpo.rtal.n6denr.or web/wq/aps/lau/reporting, or can be obtained by contacting the Land
Application Unit directly. The annual report shall be submitted to the following address:
Division of Water Quality
Information Processing Unit
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
C
WQ0031314 Version 1.1 Shell Version 120726 Page 8 of 10

8. Noncompliance Notification
The Permittee shall report by telephone to the Winston Salem Regional Office, telephone number
[phone], as soon as possible, but in no case more than 24 hours or on the next working day
following the occurrence or first knowledge of the occurrence of any of the following:
a. Any occurrence with the distribution program resulting in the land application of significant
amounts of wastes that are abnormal in quantity or characteristic.
b. Any failure of the distribution program resulting in a release of material to surface waters.
c. Any time self -monitoring indicates the facility has gone out of compliance with its permit
limitations.
d. Any process unit failure, due to known or unknown reasons, rendering the facility incapable of
adequate residual treatment.
e. Any spill or discharge from a vehicle or piping system during residuals transportation.
Any emergency requiring immediate reporting (e.g., discharges to surface waters, imminent failure of
a storage structure, etc.) outside normal business hours shall be reported to the Division's Emergency
Response personnel at telephone number [phone], [phone], or [phone].Persons
reporting such occurrences by telephone shall also file a written report in letter form within five days
following first knowledge of the occurrence. This report shall outline the actions taken or proposed to
be taken to ensure that the problem does not recur.
V. INSPECTIONS
1. . The Permittee shall provide adequate inspection and maintenance to ensure proper operation of the
subject facilities and shall be in accordance with the approved O&M Plan.
2. Prior to each bulk residuals distribution event, the Permittee or his designee shall inspect the residuals
storage, transport and application facilities to prevent malfunctions, facility deterioration and operator
errors resulting in discharges, which may cause the release of wastes to the environment, a threat to
human health or a public nuisance. The Permittee shall maintain an inspection log that includes, at a
minimum, the date and time of inspection, observations made, and any maintenance, repairs, or
corrective actions taken. The Pennittee shall maintain this inspection log for a period of five years
from the date of inspection, and this log shall be made available to the Division upon request.
3. Any duly authorized Division representative may, upon presentation of credentials, enter and inspect
any property, premises or place on or related to the land application sites or facilities permitted herein
at any reasonable time for the purpose of determining compliance with this permit; may inspect or
copy any records required to be maintained under the terms and conditions of this permit; and may
collect groundwater, surface water or leachate samples.
VI. GENERAL CONDITIONS
I. Failure to comply with the conditions and limitations contained herein may subject the Permittee to
an enforcement action by the Division in accordance with North Carolina General Statutes 143-
215.6A to 143-215.6C.
2. This permit shall become voidable if the residuals land application events are not carried out in
accordance with the conditions of this permit.
WQ0031314 Version 1.1 Shell Version 120726 Page 9 of 10

3. This permit is effective only with respect to the nature and volume of residuals described in the
permit application and other supporting documentation.
4. The issuance of this permit does not exempt the Permittee from complying with any and all statutes, C
rules, regulations, or ordinances, which may be imposed by other jurisdictional government agencies
(e.g., local, state, and federal). Of particular concern to the Division are applicable river buffer rules
in 15A NCAC 02B .0200; erosion and sedimentation control requirements in 15A NCAC Chapter 4
and under the Division's General Permit NCGO10000; any requirements pertaining to wetlands under
15A NCAC 02B .0200 and 02H .0500; and documentation of compliance with Article 21 Part 6 of
Chapter 143 of the General Statutes.
5. In the event the residuals program changes ownership or the Permittee changes their name, a formal
permit modification request shall be submitted to the Division. This request shall be made on official
Division forms, and shall include appropriate documentation from the parties involved and other
supporting documentation as necessary. The Permittee of record shall remain fully responsible for
maintaining and operating the residuals program permitted herein until a permit is issued to the new
owner.
6. This permit is subject to revocation or unilateral modification upon 60 days notice from the Division
Director, in whole or part for the requirements listed in 15A NCAC 02T .0110.
7. Unless the Division Director grants a variance, expansion of the permitted residuals program
contained herein shall not be granted if the Permittee exemplifies any of the criteria in 15A NCAC
02T .0120(b).
8. The Permittee shall pay the annual fee within 30 days after being billed by the Division. Failure to
pay the annual.fee accordingly shall be cause for the Division to revoke this permit pursuant to 15A
NCAC 02T .0105(e)(3).
Permit issued this the 30th day of November 2012
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
axle akild, P. E., Director
Division of Water Quality
By Authority of the Environmental Management Commission
Permit Number WQ0031314
WQ0031314 Version.1.1 Shell Version 120726 Page 10 of 10

ATTACHMENT A - Approved Residual Sources
Winston-Salem/Forsyth County Utilities Commission
Certification Date: 11/30/2012
Permit Number: WQ0031314 Version: 1.1
Maximum
Monitoring
Monitoring
Monitoring
Frequency for
Approved
Owner
Facility Name
County
Permit
Biological
Dry Tons
Frequency for
Frequency for
Pathogen &
Mineralization
Number
Residuals
Per Year
Non-hazardou 2
Characteristics
Metals and
Nutrients
Vector Attraction
Rate
a s 6
Reductions ' '
Winston- Salem/Forsyth
Swann Water Treatment
County Utilities
Plant (formerly Northwest
Forsyth
NC0086762
No
750
Annually
See Table Below
See Table Below
0.40
Commission
Water Treatment Plant)
Winston- Salem/Forsyth
County Utilities
Neilson Water Treatment
Forsyth
NC0086011
No
1,499
Annually
See Table Below
See Table Below
0.40
Commission
Plant
Winston- Salem/Forsyth
County Utilities
Thomas Water Treatment
Forsyth
NC0079821
No
750
Annually
See Table Below
See Table Below
0.40
Commission
Plant
Total
2,999
1. Maximum Dry Tons per Year is the amount of residuals approved for distribution from each permitted facility.
2. Analyses to demonstrate that residuals are non -hazardous (i.e., TCLP, ignitability, reactivity, and corrosivity) as stipulated under permit Condition IV.2.
3. Testing of metals and nutrients as stipulated under permit Condition IV.3.
4. Analyses of pathogen reductions as stipulated under permit Condition IVA. Permit application indicated that a fecal coliform density will be performed to meet pathogen reduction requirements
However, other methods listed under 15A NCAC 02T .I 106(b) and .I 107(a) can also be used to demonstrate compliance with this permit requirement.
5. Monitoring frequencies are based on the actual dry tons applied per year using the table below, unless specified above.
Dry Tons Generated
short tons per ear
Monitoring Frequency
Established in 40 CFR 503 and 15A NCAC 02T .1111
<319
1/Year
=>319 - <1,650
l/ Quarter 4 times per ear
=>1,650 - <16,500
1/60 Days 6 times per ear
=>16,500
1/month 12 times per ear
6. Class A Water Treatment Plant residuals are exempt from meeting the vector attraction reduction requirements, provided they are not mixed with residuals that have been generated during the
treatment of domestic wastewater, the treatment of animal processing wastewater, or the biological treatment of industrial wastewater. The Class A Water Treatment Plant residuals must be
treated and processed in a manner as to not meet the definition of "Biological Residuals" as defined in 15A NCAC 02T .1102(6).
If no land application events occur during a required sampling period (e.g. no land application occur during an entire year when annual monitoring is required), then no
sampling data is required during the period of inactivity. The annual report shall include an explanation for missing sampling data. Those required to submit the annual
report to EPA may be required to make up the missed sampling, contact the EPA for additional information and clarification.
Page 1 of 1