WQ0000485_Final Permit_20221012

October 12, 2022
L ARRY H OLT G ENERAL M ANAGER
D ARLING I NGREDIENTS I NC.
P OST O FFICE B OX 1026
R OSE H ILL, N ORTH C AROLINA 28458
Subject: Permit No. WQ0000485
Darling Ingredients Rose Hill
WWTP
Wastewater Irrigation System
Duplin County
Dear Mr. Holt:
In accordance with your permit change of ownership request received August 10, 2022, we are
forwarding herewith Permit No. WQ0000485 dated October 12, 2022, to Darling Ingredients Inc. for the
continued operation of the subject wastewater treatment and irrigation facilities, as well as the construction
and operation of the wastewater treatment facilities permitted May 26, 2015.
This permit shall be effective from the date of issuance through March 31, 2025, shall replace
Permit No. WQ0000485 issued October 11, 2019, and shall be subject to the conditions and limitations
therein. The Permittee shall submit a renewal application no later than October 2, 2024.
Please pay attention to the monitoring requirements listed Attachments A, B, and C 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.
The following permit condition is new since the last permit issuance dated October 11, 2019:
Condition I.3 This condition requires the submission of a Final Operation and Maintenance
Plan prior to the operation of the modified facilities permitted May 26, 2015 as per 15A NCAC
02T .0108(b)(1)(B), and 02T .0507(a).
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. Otherwise, this permit shall be final and binding.

Mr. Larry Holt
October 12, 2022
Page 2 of 2

If you need additional information concerning this permit, please contact Alys Hannum at (919)
707-3657 or [e-mail].
Sincerely,
Richard E. Rogers, Jr., Director
Division of Water Resources
cc: Duplin County Health Department (Electronic Copy)
Wilmington Regional Office, Water Quality Regional Operations Section (Electronic Copy)
Laserfiche File (Electronic Copy)
Digital Permit Archive (Electronic Copy)

NORTH CAROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENTAL QUALITY
RALEIGH
WASTEWATER IRRIGATION SYSTEM 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
Darling Ingredients Inc.
Duplin County
FOR THE
operation of a 350,000 gallon per day (GPD) wastewater treatment and irrigation facility consisting of the:
construction and operation of an anaerobic reactor system permitted May 26, 2015 consisting of: a 1.5
million gallon (MG) anaerobic reactor with a floating modular membrane for odor control and heat
reduction; and all associated piping, valves, controls, and appurtenances; and the
continued operation of an 84,000 gallon equalization tank; a dissolved air flotation (DAF) unit; a 3.5 MG
aeration basin (i.e., Lagoon 1) with surface aerators; a 1.72 MG complete mixed activated sludge (CMAS)
basin with jet aerators; a DAF clarifier cell; a 0.01 MG DAF clarifier cell effluent tank that pumps to cooling
towers or irrigation storage lagoons; a 0.35 million gallon per day (MGD) reverse osmosis system for
treating internal process recycle wastewater; a sodium hypochlorite feed system at the irrigation pump
station; two 2.9 acre storage lagoons (i.e., Lagoon 2 and Lagoon 3) and a 4.65 acre storage lagoon (i.e.,
Lagoon 4); a 78.99 acre spray irrigation area consisting of eight fields; and all associated piping, valves,
controls, and appurtenances
to serve the Darling Ingredients Rose Hill WWTP, with no discharge of wastes to surface waters, pursuant
to the application received August 10, 2022, and in conformity with the Division-approved plans and
specifications considered a part of this permit.
This permit shall be effective from the date of issuance through March 31, 2025, shall replace Permit No.
WQ0000485 issued October 11, 2019, and shall be subject to the following conditions and limitations:

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I. SCHEDULES
1. Upon completion of construction and prior to operation of the modifications permitted on May 26,
2015, the Permittee shall submit an engineering certification from a North Carolina licensed
Professional Engineer certifying that the permitted facility has been constructed in accordance with
G.S. 143-215.1, Administrative Code Title 15A Subchapter 02T, this permit, and the Division-
approved plans and specifications. For phased and partially certified facilities, the Permittee shall retain
the responsibility to track further construction approved under this permit, and shall provide a final
engineering certification upon project completion. Mail the Engineering Certification to the Division
of Water Resources, Non-Discharge Branch, 1617 Mail Service Center, Raleigh, NC 27699-1617, or
[e-mail]. \[15A NCAC 02T .0116(a)\]
2. The Permittee shall notify the Wilmington Regional Office, telephone number [phone], at least
two business days in advance of initial operation of the constructed facilities so that the Division can
conduct a startup inspection. \[15A NCAC 02T .0108(b)(1)(B)\]
3. Prior to operation of the modified facilities, a Final Operation and Maintenance Plan shall be submitted
for review. The plan shall be sent to the Division of Water Resources, Non-Discharge Branch, 1617
Mail Service Center, Raleigh, NC 27699-1617 or [e-mail]. \[15A NCAC
02T .0108(b)(1)(B), 02T .0507(a)\]
4. The Permittee shall request renewal of this permit on Division-approved forms no later than October
2, 2024. \[15A NCAC 02T .0105(b), 02T .0109\]
II. PERFORMANCE STANDARDS
1. The Permittee shall maintain and operate the subject non-discharge facilities 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, or failure of the irrigation areas to assimilate the effluent, the Permittee
shall take immediate corrective actions, including Division required actions, such as the construction
of additional or replacement wastewater treatment or disposal facilities. \[15A NCAC 02T
.0108(b)(1)(A)\]
2. This permit shall not relieve the Permittee of their responsibility for damages to groundwater or surface
water resulting from the operation of this facility. \[15A NCAC 02T .0108(b)(1)(A)\]
3. Groundwater monitoring wells shall be constructed in accordance with 15A NCAC 02C .0108
(Standards of Construction for Wells Other than Water Supply), and any other jurisdictional laws and
regulations pertaining to well construction. \[15A NCAC 02C .0108\]
4. Effluent quality shall not exceed the limitations specified in Attachment A. \[15A NCAC 02T
.0108(b)(1)(A), 02T .0505(b)\]
5. Application rates, whether hydraulic, nutrient, or other pollutant, shall not exceed those specified in
Attachment B. \[15A NCAC 02T .0108(b)(1)(A), 02T .0505(n)\]
6. Wastewater irrigation fields permitted on or after December 30, 1983 have a compliance boundary that
is either 250 feet from the wastewater irrigation area, or 50 feet within the property boundary,
whichever is closest to the wastewater irrigation area. Any exceedance of groundwater standards at or
beyond the compliance boundary shall require corrective action. Division-approved relocation of the
compliance boundary shall be noted in Attachment B. Multiple contiguous properties under common
ownership and permitted for use as a disposal system shall be treated as a single property with regard
to determination of a compliance boundary. \[15A NCAC 02L .0106(d)(2), 02L .0107(b), 02T .0105(h),
G.S. 143-215.1(i), G.S. 143-215.1(k)\]
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7. The review boundary is midway between the compliance boundary and the wastewater irrigation area.
Any exceedance of groundwater standards at or beyond the review boundary shall require preventative
action. \[15A NCAC 02L .0106(d)(1), 02L .0108\]
8. The Permittee shall apply for a permit modification to establish a new compliance boundary prior to
any sale or transfer of property affecting a compliance boundary (i.e., parcel subdivision). \[15A NCAC
02L .0107(c)\]
9. No wells, excluding Division-approved monitoring wells, shall be constructed within the compliance
boundary except as provided for in 15A NCAC 02L .0107(g). \[15A NCAC 02L .0107\]
10. Except as provided for in 15A NCAC 02L .0107(g), the Permittee shall ensure any landowner who is
not the Permittee and owns land within the compliance boundary shall execute and file with the Duplin
County Register of Deeds an easement running with the land containing the following items:
a. A notice of the permit and number or other description as allowed in 15A NCAC 02L .0107(f)(1);
b. Prohibits construction and operation of water supply wells within the compliance boundary; and
c. Reserves the right of the Permittee or the State to enter the property within the compliance boundary
for purposes related to the permit.
The Director may terminate the easement when its purpose has been fulfilled or is no longer needed.
\[15A NCAC 02L .0107(f)\]
11. The facilities herein were permitted per the following setbacks:
a. Field 2 was originally permitted January 12, 1989, Field 3 was originally permitted prior to May
17, 1991, and Field 5 was originally permitted May 17, 1991. The setbacks for spray irrigation
sites originally permitted or modified from October 1, 1987 to January 31, 1993 are as follows (all
distances in feet):
1
i. Each habitable residence or place of assembly under separate ownership: 400
ii. Each private or public water supply source: 100
iii. Surface waters: 100
iv. Groundwater lowering ditches: 100
v. Surface water diversions (upslope): 100
vi. Surface water diversions (downslope): 100
vii. Each well with exception of monitoring wells: 100
2
viii. Each property line: 150
ix. Top of slope of embankments or cuts of two feet or more in vertical height: 100
x. Each water line: 10
xi. Each swimming pool: 100
xii. Public right of way: 50
xiii. Nitrification field: 20
xiv. Each building foundation or basement: 100
1
Habitable residences or places of assembly under separate ownership constructed after the
facilities herein were originally permitted or subsequently modified are exempt from this
setback.
2
Setbacks to property lines are not applicable when the Permittee, or the entity from which the
Permittee is leasing, owns both parcels separated by the property line.
\[15A NCAC 02H .0219(j)(5)\]
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b. The storage and treatment units (i.e., 84,000 gallon equalization tank, DAF unit, DAF clarifier cell,
0.01 MG DAF effluent tank, and Lagoons 1, 2, 3, and 4) were originally permitted prior to May
17, 1991. The setbacks for storage and treatment units originally permitted or modified from
October 1, 1987 to January 31, 1993 are as follows (all distances in feet):
1
i. Each habitable residence or place of assembly under separate ownership 100
ii. Each private or public water supply source: 100
iii. Each well with exception of monitoring wells: 100
2
iv. Each property line: 50
v. Nitrification field: 20
1
Habitable residences or places of assembly under separate ownership constructed after the
facilities herein were originally permitted or subsequently modified are exempt from this

setback.
2
Setbacks to property lines are not applicable when the Permittee, or the entity from which the
Permittee is leasing, owns both parcels separated by the property line.
\[15A NCAC 02H .0219(j)(5)\]
c. Fields 6, 7, 8, and 9 were originally permitted May 2, 2001. The setbacks for spray irrigation sites
originally permitted or modified from February 1, 1993 to August 31, 2006 are as follows (all
distances in feet):
1
i. Each habitable residence or place of assembly under separate ownership: 400
ii. Each private or public water supply source: 100
iii. Surface waters: 100
iv. Groundwater lowering ditches: 100
v. Surface water diversions (upslope): 100
vi. Surface water diversions (downslope): 100
vii. Each well with exception of monitoring wells: 100
2
viii. Each property line: 150
ix. Top of slope of embankments or cuts of two feet or more in vertical height: 15
x. Each water line: 10
xi. Each swimming pool: 100
xii. Public right of way: 50
xiii. Nitrification field: 20
xiv. Each building foundation or basement: 15
1
Habitable residences or places of assembly under separate ownership constructed after the
facilities herein were originally permitted or subsequently modified are exempt from this
setback.
2
Setbacks to property lines are not applicable when the Permittee, or the entity from which the
Permittee is leasing, owns both parcels separated by the property line.
\[15A NCAC 02H .0219(j)(5)\]

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d. The storage and treatment units (i.e., CMAS basin, reverse osmosis system, and sodium
hypochlorite feed system) were originally permitted May 31, 1996 and April 27, 1998. The
setbacks for storage and treatment units originally permitted or modified from February 1, 1993 to
August 31, 2006 are as follows (all distances in feet):
1
i. Each habitable residence or place of assembly under separate ownership: 100
ii. Each private or public water supply source: 100
iii. Surface waters: 50
iv. Each well with exception of monitoring wells: 100
2
v. Each property line: 50
vi. Nitrification field: 20
1
Habitable residences or places of assembly under separate ownership constructed after the
facilities herein were originally permitted or subsequently modified are exempt from this

setback.
2
Setbacks to property lines are not applicable when the Permittee, or the entity from which the
Permittee is leasing, owns both parcels separated by the property line.
\[15A NCAC 02H .0219(j)(5)\]
e. Field 4 was modified November 12, 2012. The setbacks for spray irrigation sites originally
permitted or modified from September 1, 2006 to August 31, 2018 are as follows (all distances in
feet):
1
i. Each habitable residence or place of assembly under separate ownership: 400
ii. Each habitable residence or place of assembly owned by the Permittee: 200
iii. Each private or public water supply source: 100
iv. Surface waters: 100
v. Groundwater lowering ditches: 100
vi. Surface water diversions: 25
vii. Each well with exception of monitoring wells: 100
2
viii. Each property line: 150
ix. Top of slope of embankments or cuts of two feet or more in vertical height: 15
x. Each water line: 10
xi. Subsurface groundwater lowering drainage systems: 100
xii. Each swimming pool: 100
xiii. Public right of way: 50
xiv. Nitrification field: 20
xv. Each building foundation or basement: 15
1
Habitable residences or places of assembly under separate ownership constructed after the
facilities herein were originally permitted or subsequently modified are exempt from this
setback.
2
Setbacks to property lines are not applicable when the Permittee, or the entity from which the
Permittee is leasing, owns both parcels separated by the property line.
\[15A NCAC 02T .0506(a), 02T .0506(e), 02T .0506(f)\]

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2
f. The 2,831 ft air-cooled condenser was originally permitted December 15, 2006, and the 1.5 MG
anaerobic reactor tank was originally permitted May 26, 2015. The setbacks for storage and
treatment units originally permitted or modified from September 1, 2006 to August 31, 2018 are as
follows (all distances in feet):
1
i. Each habitable residence or place of assembly under separate ownership: 100
ii. Each private or public water supply source: 100
iii. Surface waters: 50
iv. Each well with exception of monitoring wells: 100
2
v. Each property line: 50
1
Habitable residences or places of assembly under separate ownership constructed after the
facilities herein were originally permitted or subsequently modified are exempt from this
setback.
2
Setbacks to property lines are not applicable when the Permittee, or the entity from which the
Permittee is leasing, owns both parcels separated by the property line.
\[15A NCAC 02T .0506(b), 02T .0506(e), 02T .0506(f)\]
III. OPERATION AND MAINTENANCE REQUIREMENTS
1. The Permittee shall operate and maintain the subject facilities as a non-discharge system. \[15A NCAC
02T .0500\]
2. The Permittee shall maintain an Operation and Maintenance Plan, which shall include operational
functions, maintenance schedules, safety measures, and a spill response plan. \[15A NCAC 02T
.0507(a)\]
3.
classification of the subject non-discharge facilities, the Permittee shall designate and employ a certified
operator in responsible charge (ORC), and one or more certified operators as back-up ORCs. The ORC
or their back-up shall operate and visit the facilities as required by the WPCSOCC. \[15A NCAC 02T
.0117\]
4. The Permittee shall maintain vegetative cover on the irrigation sites, such that crop health is optimal,
allows even effluent distribution, and allows inspection of the irrigation system. \[15A NCAC 02T
.0507(b)\]
5. The Permittee shall take measures to prevent effluent ponding in or runoff from the irrigation sites
listed in Attachment B. \[15A NCAC 02T .0507(c)\]
6. The Permittee shall not irrigate treated effluent during inclement weather, or when the soil is in a
condition that will cause ponding or runoff. \[15A NCAC 02T .0505(x)\]
7. Irrigation equipment shall be tested and calibrated once per permit cycle. \[15A NCAC 02T .0507(d)\]
8. Only treated effluent from the Darling Ingredients Rose Hill WWTP shall be irrigated on the sites
listed in Attachment B. \[15A NCAC 02T .0501\]
9. The Permittee shall not allow vehicles or heavy machinery on the irrigation area, except during
equipment installation or maintenance activities. \[15A NCAC 02T .0507(e)\]
10. The Permittee shall prohibit public access to the wastewater treatment, storage, and irrigation facilities.
\[15A NCAC 02T .0505(q)\]
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11. The Permittee shall dispose or utilize generated residuals in a Division-approved manner. \[15A NCAC
02T .0508, 02T .1100\].
12. The Permittee shall not divert or bypass untreated or partially treated wastewater from the subject
facilities. \[15A NCAC 02T .0505(j)\]
13. Freeboard in Lagoons 1, 2, 3, and 4 shall not be less than two feet at any time. \[15A NCAC 02T
.0505(d)\]
14. Gauges to monitor waste levels in Lagoons 1, 2, 3, and 4 shall be provided. These gauges shall have
readily visible permanent markings, at inch or tenth of a foot increments, indicating the following
elevations: maximum liquid level at the top of the temporary liquid storage volume; minimum liquid
level at the bottom of the temporary liquid storage volume; and the lowest point on top of the dam.
\[15A NCAC 02T .0507(f)\]
15. A protective vegetative cover shall be established and maintained on all berms, pipe runs, erosion
control areas, surface water diversions, and earthen embankments (i.e., outside toe of embankment to
maximum allowable temporary storage elevation on the inside of the embankment). Trees, shrubs, and
other woody vegetation shall not be allowed to grow on the earthen dikes or embankments. Earthen
embankments shall be kept mowed or otherwise controlled and accessible. \[15A NCAC 02T .0507(g)\]
16. Metering equipment shall be tested and calibrated annually. \[15A NCAC 02T .0507(d)\]
17. The Permittee shall advise the Wilmington Regional Office in writing of the name of the designated
farm manager and the alternate farm manager. Any change in these assignments shall be promptly
reported in writing to the Wilmington Regional Office. \[15A NCAC 02T .0108(b)(1)(A)\]
18. The farm manager shall be provided with a copy of this permit and shall keep the permit updated with
all modifications or changes as they occur. \[15A NCAC 02T .0108(b)(1)(A)\]
IV. MONITORING AND REPORTING REQUIREMENTS
1. The Permittee shall conduct and report any Division required monitoring necessary to evaluate this
groundwater and surface water. \[15A NCAC 02T .0108(c)\]
2. A Division-certified laboratory shall conduct all analyses for the required effluent, groundwater, and
surface water parameters. \[15A NCAC 02H .0800\]
3. Flow through the treatment facility shall be continuously monitored, and daily flow values shall be
reported on Form NDMR. Facilities with a permitted flow less than 10,000 GPD may estimate their
flow from water usage records provided the water source is metered. \[15A NCAC 02T .0105(k), 02T
.0108(c)\]
4. The Permittee shall monitor the treated effluent at the frequencies and locations for the parameters
specified in Attachment A. \[15A NCAC 02T .0108(c)\]

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5. The Permittee shall maintain records tracking the amount of effluent irrigated. These records shall
include the following information for each irrigation site listed in Attachment B:
a. Date of irrigation;
b. Volume of effluent irrigated;
c. Site irrigated;
d. Length of time site is irrigated;
e. Continuous weekly, monthly, and year-to-date hydraulic (inches/acre) loadings;
f. Continuous monthly and year-to-date loadings for any non-hydraulic parameter specifically limited
in Attachment B;
g. Weather conditions; and
h. Maintenance of cover crops.
\[15A NCAC 02T .0108(c)\]
6. Freeboard (i.e., waste level to the lowest embankment elevation) in Lagoons 1, 2, 3, and 4 shall be
measured to the nearest inch or tenth of a foot, and recorded weekly. Weekly freeboard records shall
be maintained for five years, and shall be made available to the Division upon request. \[15A NCAC
02T .0108(c)\]
7. Three copies of all monitoring data (as specified in Conditions IV.3. and IV.4.) on Form NDMR for
each PPI, three copies of all operation and disposal records (as specified in Conditions IV.5. and IV.6.)
on Form NDAR-1 for every site in Attachment B, and three copies of all mass loading records (as
specified in Condition IV.5.f.) on Form NDMLR for every site in Attachment B shall be submitted on
or before the last day of the following month. NDMLR data shall include cover crop type and PAN
loading for each month, as well as cumulative PAN loading for the previous 12 months (i.e., 12 month
floating total). If no activities occurred during the monitoring month, monitoring reports are still
required documenting the absence of the activity. All information shall be submitted to the following
address:
Division of Water Resources
Information Processing Unit
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
\[15A NCAC 02T .0105(l)\]
8. The Permittee shall maintain a record of all residuals removed from this facility. This record shall be
maintained for five years, and shall be made available to the Division upon request. This record shall
include:
a. Name of the residuals hauler;
b. Non-Discharge permit number authorizing the residuals disposal, or a letter from a municipality
agreeing to accept the residuals;
c. Date the residuals were hauled; and
d. Volume of residuals removed.
\[15A NCAC 02T .0508(b)\]
9. A maintenance log shall be kept at this facility. This log shall be maintained for five years, and shall
be made available to the Division upon request. This log shall include:
a. Date of flow measurement device calibration;
b. Date of irrigation equipment calibration;
c. Visual observations of the plant and plant site; and
d. Record of preventative maintenance (e.g., changing of equipment, adjustments, testing, inspections
and cleanings, etc.).
\[15A NCAC 02T .0507(h)\]
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10. Monitoring wells MW-1, MW-2, MW-4, MW-7A, MW-8A, MW-9, MW-10A, MW-11A, MW-12B,
MW-13A, and MW-14A shall be sampled at the frequencies and for the parameters specified in
Attachment C. All mapping, well construction forms, well abandonment forms and monitoring data
shall refer to the permit number and the well nomenclature as provided in Attachment C and Figure 1.
\[15A NCAC 02T .0105(m)\]
11. Two copies of the monitoring well sampling and analysis results shall be submitted on a Compliance
Monitoring Form (GW-59), along with attached copies of laboratory analyses, on or before the last
working day of the month following the sampling month. The Compliance Monitoring Form (GW-59)
shall include this permit number, the appropriate well identification number, and one GW-59a
certification form shall be submitted with each set of sampling results. All information shall be
submitted to the following address:
Division of Water Resources
Information Processing Unit
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
\[15A NCAC 02T .0105(m)\]
12. An annual representative soils analysis (i.e., Standard Soil Fertility Analysis) shall be conducted on
each irrigation site listed in Attachment B. These results shall be maintained at the facility for five
years, and shall be made available to the Division upon request. Each Standard Soil Fertility Analysis
shall include the following parameters:
Acidity Exchangeable Sodium Percentage Phosphorus
Base Saturation (by calculation) Magnesium Potassium
Calcium Manganese Sodium
Cation Exchange Capacity Percent Humic Matter Zinc
Copper pH
\[15A NCAC 02T .0108(c)\]
13. Noncompliance Notification:
The Permittee shall report to the Wilmington Regional Office, telephone number [phone],
within 24 hours of first knowledge of the following:
a. Treatment of wastes abnormal in quantity or characteristic, including the known passage of a
hazardous substance.
b. Any process unit failure (e.g., mechanical, electrical, etc.) rendering the facility incapable of
adequate wastewater treatment.
c. Any facility failure resulting in a discharge to surface waters.
d. Any time self-monitoring indicates the facility has gone out of compliance with its permit
limitations.
e. Ponding in or runoff from the irrigation sites.
Emergencies requiring reporting outside normal business hours shall call
Response personnel at telephone number [phone], [phone], or [phone]. All
noncompliance notifications shall file a written report to the Wilmington Regional Office within five
days of first knowledge of the occurrence, and this report shall outline the actions proposed or taken to
ensure the problem does not recur. \[15A NCAC 02T .0108(b)(1)(A)\]

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V. INSPECTIONS
1. The Permittee shall perform inspections and maintenance to ensure proper operation of the wastewater
treatment and irrigation facilities. \[15A NCAC 02T .0507(i)\]
2. The Permittee shall inspect the wastewater treatment and irrigation facilities to prevent malfunctions,
facility deterioration, and operator errors that may result in discharges of wastes to the environment,
threats to human health, or public nuisances. The Permittee shall maintain an inspection log that
includes the date and time of inspection, observations made, and maintenance, repairs, or corrective
actions taken. The Permittee shall maintain this inspection log for a period of five years from the date
of the inspection, and this log shall be made available to the Division upon request. \[15A NCAC 02T
.0507(h), 02T .0507(i)\]
3. Division authorized representatives may, upon presentation of credentials, enter and inspect any
property, premises, or place related to the wastewater treatment and irrigation facilities permitted herein
at any reasonable time for determining compliance with this permit. Division authorized
representatives may inspect or copy records maintained under the terms and conditions of this permit,
and may collect groundwater, surface water, or leachate samples. \[G.S. 143-215.3(a)(2)\]
VI. GENERAL CONDITIONS
1. Failure to comply with the conditions and limitations contained herein may subject the Permittee to a
Division enforcement action. \[G.S. 143-215.6A, 143-215.6B, 143-215.6C\]
2. This permit is effective only with respect to the nature and volume of wastes described in the permit
application, and Division-approved plans and specifications. \[G.S. 143-215.1(d)\]
3. Unless specifically requested and approved in this permit, there are no variances to administrative codes
or general statutes governing the construction or operation of the facilities permitted herein. \[15A
NCAC 02T .0105(n)\]
4. The issuance of this permit does not exempt the Permittee from complying with all statutes, rules,
regulations, or ordinances that other jurisdictional government agencies (e.g., local, state, and federal)
may require. \[15A NCAC 02T .0105(c)(6)\]
5. If the permitted facilities change ownership, or the Permittee changes their name, the Permittee shall
submit a permit modification request on Division-approved forms. The Permittee shall comply with
all terms and conditions of this permit until the permit is transferred to the successor-owner. \[G.S. 143-
215.1(d3)\]
6. The Permittee shall retain a set of Division-approved plans and specifications for the life of the facilities
permitted herein. \[15A NCAC 02T .0105(o)\]
7. The Permittee shall maintain this permit until the proper closure of all facilities permitted herein, or
until the facilities permitted herein are permitted by another authority. \[15A NCAC 02T .0105(j)\]

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8. This permit is subject to revocation or modification upon 60-day notice from the Division Director, in
whole or part for:
a. violation of any terms or conditions of this permit or Administrative Code Title 15A Subchapter
02T;
b. obtaining a permit by misrepresentation or failure to disclose all relevant facts;
c. esentation of credentials:
i. to enter the where a system is located or where any records are required
to be kept;
ii. to have access to any permit required documents and records;
iii. to inspect any monitoring equipment or method as required in this permit; or
iv. to sample any pollutants;
d. ee for administering and compliance monitoring; or
e. a Division determination that the conditions of this permit are in conflict with North Carolina
Administrative Code or General Statutes.
\[15A NCAC 02T .0110\]
9. Unless the Division Director grants a variance, expansion of the facilities permitted herein shall not
occur if any of the following apply:
a. The Permittee or any parent, subsidiary, or other affiliate of the Permittee has been convicted of
environmental crimes under G.S. 143-215.6B, or under Federal law that would otherwise be
prosecuted under G.S. 143-215.6B, and all appeals of this conviction have been abandoned or
exhausted.
b. The Permittee or any parent, subsidiary, or other affiliate of the Permittee has previously abandoned
a wastewater treatment facility without properly closing the facility.
c. The Permittee or any parent, subsidiary, or other affiliate of the Permittee has not paid a civil
penalty, and all appeals of this penalty have been abandoned or exhausted.
d. The Permittee or any parent, subsidiary, or other affiliate of the Permittee is currently not compliant
with any compliance schedule in a permit, settlement agreement, or order.
e. The Permittee or any parent, subsidiary, or other affiliate of the Permittee has not paid an annual
fee.
\[15A NCAC 02T .0120(b), 02T .0120(d)\]
10. This permit shall not be renewed if the Permittee or any affiliation has not paid the required annual fee.
\[15A NCAC 02T .0120(c)\]
th
Permit issued this the 12 day of October 2022
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
____________________________________________
Richard E. Rogers, Jr. Director
Division of Water Resources
By Authority of the Environmental Management Commission
Permit Number WQ0000485
WQ0000485 Version 4.1 Shell Version 200201 Page 11 of 12

Permit No. WQ0000485 Wastewater Irrigation System
Darling Ingredients Inc. October 12, 2022
Darling Ingredients Rose Hill WWTP Duplin County
E NGINEERING C ERTIFICATION
Partial Final
I, , as a duly licensed North Carolina Professional
Engineer, having periodically / fully observed the construction of the permitted facilities, do hereby
state to the best of my abilities that the facility was constructed in compliance with G.S. 143-215.1,
Administrative Code Title 15A Subchapter 02T, this permit, and the Division-approved plans and
specifications.
Documentation of any variation to this permit, and the Division-approved plans and specifications, is in the
attached as-built drawings.
Description of variations:

Firm Name Firm No.

Address

City State Zip Code

Telephone Email Seal, Signature, and Date
THE COMPLETED ENGINEERING CERTIFICATION, INCLUDING ALL SUPPORTING
DOCUMENTATION, SHALL BE SENT TO THE FOLLOWING ADDRESS:
NORTH CAROLINA DEPARTMENT OF ENVIRONMENTAL QUALITY
DIVISION OF WATER RESOURCES
NON-DISCHARGE BRANCH
By U.S. Postal Service By Courier/Special Delivery
1617 MAIL SERVICE CENTER 512 N. SALISBURY ST.
RALEIGH, NORTH CAROLINA 27699-1617 RALEIGH, NORTH CAROLINA 27604
WQ0000485 Version 4.1 Shell Version 200201 Page 12 of 12

3
4.1
of

1

Page
GrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrab
Type
Version:
Sample
Recorder
Calculated
REQUIREMENTS

1111111
Month
00485
5 x Week5 x Week
3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year
2 x Month2 x Month2 x Month2 x Month2 x Month2 x Month2 x Month2 x 2 x Month2 x Month
Frequency
Continuous
MONITORING
Measurement

Daily Maximum

Permit Number: WQ00

Daily Minimum

Monthly
Geometric Mean
EFFLUENT LIMITS
Attachment A

350,000
Average
Monthly

su
GPD
mg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/LRatiomg/Lmg/Lmg/L
Units of
Measure
#/100 mL

180 ºC

FC Broth, 44.5 ºC

-

LIMITATIONS AND MONITORING REQUIREMENTS

4.1
Effluent

Parameter Description
P

Day (20 ºC)
-
Version

WWT
Hexane

-
BOD, 5Calcium, Total (as Ca)Carbon, Total Organic (TOC)Chloride (as Cl)Chlorine, Total ResidualColiform, Fecal MF, MFlow, in Conduit or thru Treatment PlantMagnesium, Total (as Mg)nNitrogen,
Ammonia Total (as N)Nitrogen, Kjeldahl, Total (as N)Nitrogen, Nitrate Total (as N)Nitrogen, Total (as N)pHPhosphorus, Total (as P)Plant Available Nitrogen ConcentrationSodium Adsorption
RatioSodium, Total (as Na)Solids, Total Dissolved Solids, Total Suspended

EFFLUENT CHARACTERISTICS

00485
001
3 x Year sampling shall be conducted in March, July, and November.
PCS
Code
00310009160068000940500603161650050009275143700610006250062000600004000066500931009297030000530
WQ09C
ATTACHMENT A PPI 1. WQ00

3
of

2

Page
GrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrab
TypeType
SampleSample

111111111111
3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year
FrequencyFrequency
MONITORING REQUIREMENTSMONITORING REQUIREMENTS
MeasurementMeasurement

Daily MaximumDaily Maximum

Daily MinimumDaily Minimum

Monthly Monthly
Geometric MeanGeometric Mean
EFFLUENT LIMITSEFFLUENT LIMITS
Attachment A

AverageAverage
Monthly Monthly

mg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/L
Units of Units of
MeasureMeasure
#/100 mL#/100 mL

Broth, 44.5 ºC
FC FC Broth, 44.5 ºC
--

4.1
shall be conducted in March, July, and November.
Parameter DescriptionParameter Description
Ammonia Total (as N)
Surface Water

1 Surface Water2
--
Version

VPVP

oliform, Fecal MF, M
Carbon, Total Organic (TOC)CNitrogen, Ammonia Total (as N)Nitrogen, Kjeldahl, Total (as N)Nitrogen, Nitrate Total (as N)Nitrogen, Total (as N)Carbon, Total Organic (TOC)Coliform, Fecal
MF, MNitrogen, Nitrogen, Kjeldahl, Total (as N)Nitrogen, Nitrate Total (as N)Nitrogen, Total (as N)

EFFLUENT CHARACTERISTICSEFFLUENT CHARACTERISTICS
3

00485
00200
10
3 x Year sampling shall be conducted in March, July, and November.3 x Year sampling
616625600
PCS PCS
CodeCode
0068031006000062000 006803161600610006250062000600
PPI 1.PPI 1. WQ00

3
of

3

Page
GrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrab
TypeType
SampleSample

111111111111
3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year 3 x Year
FrequencyFrequency
MONITORING REQUIREMENTSMONITORING REQUIREMENTS
MeasurementMeasurement

Daily MaximumDaily Maximum

Daily MinimumDaily Minimum

Monthly Monthly
Geometric MeanGeometric Mean
EFFLUENT LIMITSEFFLUENT LIMITS
Attachment A

AverageAverage
Monthly Monthly

November.
mg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/L
Units of Units of
MeasureMeasure
#/100 mL#/100 mL

FC Broth, 44.5 ºCFC Broth, 44.5 ºC
--

4.1
Parameter DescriptionParameter Description
3 Surface Water4 Surface Water
--
Version

VPVP

Carbon, Total Organic (TOC)Coliform, Fecal MF, MNitrogen, Ammonia Total (as N)Nitrogen, Kjeldahl, Total (as N)Nitrogen, Nitrate Total (as N)Nitrogen, Total (as N)Carbon, Total Organic
(TOC)Coliform, Fecal MF, MNitrogen, Ammonia Total (as N)Nitrogen, Kjeldahl, Total (as N)Nitrogen, Nitrate Total (as N)Nitrogen, Total (as N)

EFFLUENT CHARACTERISTICSEFFLUENT CHARACTERISTICS

00485
004005
3 x Year sampling shall be conducted in March, July, and 3 x Year sampling shall be conducted in March, July, and November.
PCS PCS
CodeCode
006803161600610006250062000600 006803161600610006250062000600
PPI 1.PPI 1.WQ00

THIS PAGE BLANK

1

4.1
of

1
Units
inchesinchesinchesinchesinchesinchesinchesinches
lbs/acrelbs/acrelbs/acrelbs/acrelbs/acrelbs/acrelbs/acrelbs/acre
Page

Version:
26316565
349349349349185349349349
36.446.831.231.2
Max
Yearly

--------
--------
0.20.20.20.20.20.20.20.2
Rate
Hourly

11 1 1 1 1 1 1

00485
LoadingLoadingLoadingLoadingLoadingLoadingLoadingLoading

Nitrogen

APPLICATION LIMITATIONS
Parameter
Discharge Application RateDischarge Application RateDischarge Application RateDischarge Application RateDischarge Application RateDischarge Application RateDischarge Application RateDischarge
Application Rate
--------
NonNonNonNonNonNonNonNon

Plant Available Nitrogen Plant Available Nitrogen Plant Available Nitrogen Plant Available Nitrogen Plant Available Plant Available Nitrogen Plant Available Nitrogen Plant Available
Nitrogen

Permit Number: WQ00
09
01284 01284 01284 01284 01284 01284 01284 01284
WQWQ09 WQ09 WQ09 WQ09 WQ09 WQ09 WQ09

to 2% slopes
Dominant
Goldsboro loamy Goldsboro loamy Goldsboro loamy Goldsboro loamy Goldsboro loamy Goldsboro loamy Goldsboro loamy Goldsboro loamy
Soil Series

--------
sand, 0 to 2% slopessand, 0 sand, 0 to 2% slopessand, 0 to 2% slopessand, 0 to 2% slopessand, 0 to 2% slopessand, 0 to 2% slopessand, 0 to 2% slopes
GoAGoAGoAGoAGoAGoAGoAGoA

Attachment B

Net
3.598.445.867.55
15.3913.8312.9011.4378.99

Acreage
P

°°°°°°°°

040764044508047008032652062137062596060105057423
........
7878787878787878
Longitude
--------

°°°°°°°°

Rose Hill WWT

837250837005837770839696832636830122830484831692

........
Latitude
3434343434343434

Ingredients
DuplinDuplinDuplinDuplinDuplinDuplinDuplinDuplin
County
IRRIGATION AREA INFORMATION

Darling

APPROVED LAND APPLICATION SITES AND LIMITATIONS

4.1
Ingredients Inc.
Owner
Version

Darling Ingredients Inc.Darling Ingredients Inc.Darling Ingredients Inc.Darling Ingredients Inc.Darling Ingredients Inc.Darling Ingredients Inc.Darling Ingredients Inc.Darling

reporting shall be submitted on Form NDMLR.

00485

PAN
23456789
Field
Totals

ATTACHMENT B Darling Ingredients Inc.1. WQ00

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,
2
4.1
of

7215
-1
tituents

796

)

Page

points (top of
11111111
910
1, 61, 2
Version:
1, 4, 51, 2, 3
Footnotes

00485

14A
-
GrabGrabGrabGrabGrabGrabGrabGrabGrabGrabGrab
Calculated
Sample Type

by the DWR Laboratory Certification Unit. Any cons
MONITORING REQUIREMENTS
13A, and MW

Regional Office supervisor, telephone number (
-

Permit Number: WQ00

x Year
Wilmington
12B, MW
3 x Year3 x Year3 x Year3 x Year3 x Year3 x Year3 x Year3 3 x Year3 x Year3 x Year
Annually
-
Frequency Measurement

11A, MW

-

su
feet
mg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/Lmg/L

#/100 mL
10A, MW
-
Present: Yes/No

up analyses required.
Attachment C
-

9, MW
-
depth to water in each well shall be measured from the surveyed point on the top of the casing. The measurement of

Daily Maximum

8.5

-
10
1.5
250500250
6.5

8A, MW
-
by one of the following methods:
GROUNDWATER STANDARDS

ng wells shall be surveyed to provide the relative elevation of the measuring point for each monitoring well. The measuring
7A, MW
-

MONITORING AND LIMITATIONS

4, MW
-

November only, analyze

MW
In

measuring point

-

2,
180 ºC
-

FC Broth, 44.5 ºC
-
r Description
-

)
4
conducted in March, July, and November; Annual monitoring shall be conducted in November.
1, MW

ll include all the constituents listed in Table VIII of Standard Method 6230D.
-
Paramete
GROUNDWATER

4.1
ells: MW

W
Carbon, Tot Organic (TOC)Chloride (as Cl)Coliform, Fecal MF, MNitrogen, Ammonia Total (as N)Nitrogen, Nitrate Total (as N)pHPhosphorus, Total (as P)Sodium, Total (as Na)Solids, Total
Dissolved Sulfate, Total (as SOVolatile Compounds (GW)Water Level, Distance from
Version

GROUNDWATER CHARACTERISTICS

EPA Method 8260, Low Another method with prior approval by the Water Quality Permitting Section ChiefA laboratory shall be DWR certified to run any method used.The method used sha
00485

3 x Year monitoring shall be The measurement of water levels shall be made prior to purging the wells. The pH shall be made after purging and prior to sampling for the remaining parameters.The
measuring points (top of well casing) of all monitoricasing) of all monitoring wells shall be surveyed relative to a common datum.Volatile Organic Compounds (VOC) a.b.c.d.e.Any method
used shall meet the following qualifications:a.b.c.If any volatile organic compounds (VOC) are detected as a result of monitoring as provided in Attachment C, then the shall be contacted
immediately for further instructions regarding any additional follow
0068000940316160061000620004000066500929703000094582546
GWVOC
PCS Code

ATTACHMENT C Monitoring 1.2.3.4.5.WQ00

2
of

2
Page

o represent the naturally occurring TOC

on will be taken t
he additional sampling and analysis as described above.
and this attachment.

1

Attachment C
ing well, additional sampling and analysis shall be conducted to identify the individual constituents comprising
consistent with the nomenclature and location information provided in Figure

4.1
Version

00485
If TOC concentrations greater than 10 mg/L are detected in any downgradient monitorthis TOC concentration. If the TOC concentration as measured in the background monitor well exceeds
10 mg/L, this concentraticoncentration. Any exceedances of this naturally occurring TOC concentration in the downgradient wells shall be subject to tMonitoring wells shall be reported

6.7. WQ00