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Robert C. Patterson,Jr., P.P.
'Nater Resources Director
November 12, 2018
Ms. Vivien Zhong
Division of Water Resources
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Department of Environmental Quality NO WR
1617 Mail Service Center Water 'G 2018
Raleigh,N.C. 27699-1617 Permit. Beetles
Subject: Modified Industrial User Permit#0089
Dear Ms. Zhong,
Please find enclosed a copy of the modified permit pages for Indulor America, LP, which include the Cover,
History, Limits, Special Conditions, and Synopsis. This permit was modified reducing Burlington's
sampling frequency requirements for semivolatile organic compounds and volatile organic compounds from
semi-annually to annually, the Combined Wastestream Formula and all corresponding effluent limits were
updated using actual process flow data, and Special Condition#6 was added.
. If you have any questions,please feel free to call Kristy King or me at 336-222-5133.
Sincerely,
'?1,,J ei 'a9
Robert C. Patterson, Jr.,P.E.
Water Resources Director
City of Burlington
Connecting the Triad and the Triangle
1302 Belmont Street PO Box 1358—Burlington, NC 27216
Phone 336-222-5133—www.BurlingtonNC.gov
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Robert C. Patterson, Jr., P.E.
-Nater Resources Director
November 12, 2018
Mr. Michael Pope
Indulor America, LP
932 East Elm Street
Graham,N.C. 27253
Subject: Modification to Significant Industrial User Permit#10089
RE: Reduced Monitoring Request
Dear Mr. Pope,
The City of Burlington is unable to grant Indulor's request for reduced monitoring due to the monitoring
requirements established in 40 CFR 403.12 and 15A NCAC 02H .0908. In the process of reviewing your
request,the City of Burlington modified your permit in regards to the effluent limits and monitoring by
Burlington. The following changes go into effect January 1, 2019:
• The Combined Wastestream Formula was updated using actual process flow data, which slightly
increased all corresponding effluent limits.
• Monitoring frequency for Indulor has not changed. The City of Burlington will reduce sampling
volatile and semi-volatile organic compounds from semi-annually to annually. Burlington's
monitoring of all other parameters will remain semi-annual.
• Special Condition#6 was added to allow for estimation of the amount of boiler blowdown discharge.
Please note that a monthly flow summary, must be submitted to the City of Burlington by the 20th day of the
following month as stated in Special Condition#5.
Please replace this Cover page, Modification page, Permit Limits page, Special Conditions pages, and
Synopsis page in your Industrial User Permit with the pages you currently have to reflect this change.
If you have any questions, please feel free to contact Kristy L. King or me at 336-222-5133.
Sincerely,
P.21.)1-'1 C 'at*C. Patterson, Jr., P.E.
Water Resources Director
City of Burlington
Connecting the Triad and the Triangle
1302 Belmont Street—PO Box 1358—Burlington,NC 27216
Phone 336-222-5133—www.BurlingtonNC.gov
City of Burlington
Control Authority and/or Municipality
PERMIT
Industrial User Pretreatment Permit(IUP)
N :.7::/DENR ?t`afR
To Discharge Wastewater Under the RECE-NOV 2 6 2018
Industrial Pretreatment Program
Water Resources
0089 414.111 Permitting Section
IUP Number 40 CFR Category(if Applicable)
In compliance with the provisions of North Carolina General Statute 143-215.1, any
applicable federal categorical pretreatment regulations, all other lawful standards and
regulations promulgated and adopted by the North Carolina Environmental Management
Commission, and the Control Authority and/or Municipality Sewer Use Ordinance. The
following Industry, hereafter referred to by name or as the permittee:
Industry name,permittee
Indulor America, LP
Facility Located at Street Address
932 East Elm Street
City
Graham
State,Zip
North Carolina 27253
is hereby authorized to discharge wastewater from the facility located at the above listed
address into the sanitary sewer collection system and the wastewater treatment facility of
the Control Authority and/or Municipality listed below:
IUP Control Authority and/or Municipality WWTP name
East Burlington Wastewater Treatment Plant
NPDES Number
NC0023868
WWTP Address
225 Stone Quarry Road
City,State,Zip
Haw River,North Carolina 27217
in accordance with effluent limitations, monitoring requirements, and all other conditions
set forth in Parts I, II, and III of this Industrial User Pretreatment Permit(IUP).
Effective date, this permit and the authorization to discharge shall become
effective at midnight on this date
January 1, 2019
Expiration date,this permit and the authorization to discharge shall expire at
midnight on this date
December 31, 2021
RottAj, C --P6 11 l ' 1,110.17,418 Water Resources Director
Water Resources Director/5a a Tttle
Industrial User Pretreatment Permit (IUP)
PART I
Specific Conditions
Continued: IUP History
IUP, PART I, OUTLINE:
A.) IUP Basic Information
B.) IUP Modification History
C.) Authorization Statement
D.) Description of Discharges
E.) Schematic and Monitoring Locations
F.) Effluent Limits &Monitoring Requirements
G.) Definitions and Limit Page(s)notes
A. IUP Basic Information:
Receiving Control Authority&WWTP name POTW NPDES#.
East Burlington Wastewater Treatment Plant NC0023868
IUP Name. IUP Number
Indulor America, LP 0089
IUP Effective date Pipe Numbers,list all regulated pipes
January 1, 2019 01
IUP Expiration date IUP 40 CFR#(if applicable),or N/A
December 31, 2021 414.111
B. IUP History.
Effective New/Renewal or Description of changes over previous IUP.
Date Modification
10/20/2016 New Permit issued to new SIU.
01/01/2017 Renewal New Industrial User Permit issued, former
permit expired December 31, 2016.
01/01/2019 Modification Updated Combined Wastestream Formula with
actual process flow data and all corresponding
effluent limits, reduced POTW monitoring of
Volatile and Semi-volatile Organic
Compounds to annually, and added Special
' Condition Part III,6.
2
Industrial User Pretreatment Permit (IUP)
PART I
Specific Conditions
Continued: IUP History
C.) Authorization Statement:
1.) The Permittee is hereby authorized to discharge wastewater in accordance
with the effluent limitations, monitoring requirements, and all other conditions
set forth in this Industrial User Pretreatment Permit (IUP) into the sewer
collection system and wastewater treatment facility of the Control Authority
and/or Municipality.
2.) The Permittee is hereby authorized to continue operation of and discharge
wastewater from the following treatment or pretreatment facilities. These
facilities must correspond to the treatment units listed on both the application
and inspection forms.
Hi Treatment Units
List all Treatment Units Descriptions
Flow Equalization 8400 Gallon Wastewater Holding Tank
Sedimentation Weir Boxes
pH Control Neutralize, pH adjustment
3.) The Permittee is hereby authorized to, if required by the Control Authority
and/or Municipality and after receiving Authorization to Construct (A to C)
from the Control Authority and/or Municipality, construct and operate
additional pretreatment units as needed to meet final effluent limitations.
D.) Description of IUP Discharge(s):
1. Describe the discharge(s) from all regulated pipes.
Pipe# 001 , Description of Discharge:
Wastewater generated from the manufacture of polystyrene based
polymer emulsions and resins used in the graphic arts market.
E.) Schematic and Monitoring Locations:
The facility schematic and description of monitoring location(s) given below must
show enough detail such that someone unfamiliar with the facility could readily
find and identify the monitoring location(s) and connection to the sewer. Include
and identify all regulated pipes.
3
IUP Part 1 Section F: Receiving POTW name=> East Burlington WWTP IU name=> Indulor America,LP
Receiving POTW NPDES#=> NC0023868 IUP#_> 0089
Effluent Limits and Monitoring Requirements Effective date for these Limits=> January 1,2019 Pipe#=> 01
Expiration date for these Limits=> December 31,2021 40 CFR#_> 414.111
The Permittee may discharge from this specific if not applicable put N/A
Pipe number according to these specific dates, THE LIMITS ON THIS PAGE ARE, (Check one below):
LIMITS for ENTIRE permit period => X
effluent limits, and monitoring requirements INTERIM Limits for period# 1 =>
INTERIM Limits for period#2 =>
FINAL Limits Page =>
Concentration Limits Mass Limits Monitoring Frequency
Sample Required
Collection Laboratory
Monthly Daily Monthly Method Detection
Daily Max Average Units Max Average Units By Industry By POTW (C or G) Level
1 Flow 5000 Gal/day Daily Semi-annually
2 BOD mg/L See Note Semi-annually Semi-annually C 2
3 TSS mg/L See Note Semi-annually Semi-annually C 2
4 Temperature 50 Degree C Semi-annually Semi-annually G
5 pH 5-11 Standard Units Semi-annually Semi-annually G
6 Ammonia Nitrogen Monitor Only mg/L Semi-Annually Semi-annually C 0.1 mg/L
OTHER PARAMETERS; Please List Alphabetically
7 Chromium Monitor Only mg/L Semi-annually Semi-annually C 0.005 mg/1
8 Copper Monitor Only mg/L Semi-annually Semi-annually C 0.002 mg/1
9 Cyanide Total 373.80 ug/L Semi-annually Semi-annually G 0.01 mg/1
10 Lead 284.80 ug/L Semi-annually Semi-annually C 0.01 mg/I
11 Nickel Monitor Only mg/L Semi-annually Semi-annually C 0.01 mg/1
_ 12 Zinc 934.50 ug/L Semi-annually Semi-annually C 0.01 mg/1
13 Acenaphthene 16.91 ug/L Semi-annually Annually C EPA 625
14 Anthracene 16.91 ug/L Semi-annually Annually C EPA 625
15 Benzene 50.73 ug/L Semi-annually Annually G EPA 624
16 Bis phthalate 84.55 ug/L Semi-annually Annually C EPA 625
17 carbon tetrachloride 126.38 ug/L Semi-annually Annually G EPA 624
18 Chlorobenzene 126.38 ug/L Semi-annually Annually G EPA 624
_ 19 Chloroethane 97.90 ug/L Semi-annually Annually G EPA 624
20 Chloroform 98.79 ug/L Semi-annually Annually G EPA 624
21 Di-n-butyl phthalate 17.80 ug/L Semi-annually Annually C EPA 625
22 1,2 dichlorobenzene 174.44 ug/L Semi-annually Annually G EPA 624
23 1,3-dichlorobenzene 126.38 ug/L Semi-annually Annually G EPA 624
4
Concentration Limits Mass Limits Monitoring Frequency
Sample Required
Collection Laboratory
Monthly Daily Monthly Method Detection
Daily Max Average Units Max Average Units By Industry By POTW (C or G) Level
24 1,4-dichorobenzene 126.38 ug/L Semi-annually Annually G EPA 624
25 1,1 Dichloroethane 19.58 ug/L Semi-annually Annually G EPA 624
26 1,2 Dichloroethane 160.20 ug/L Semi-annually Annually G EPA 624
27 1,1 Dichloroethylene 19.58 ug/L Semi-annually Annually G EPA 624
28 1,2transDicholoroethylene 22.25 ug/L Semi-annually Annually G EPA 624
29 1,2 Dichloropropane 174.44 ug/L Semi-annually Annually G EPA 624
30 1,3 Dichloropropene 174.44 ug/L Semi-annually Annually G EPA 624
31 Diethyl phthalate 40.94 ug/L Semi-annually • Annually C EPA 625
32 Dimethly phthalate 16.91 ug/L Semi-annually Annually C EPA 625
33 4,6 Dinitro-o cresol 69.42 ug/L Semi-annually Annually C EPA 625
34 Ethylbenzene 126.38 ug/L Semi-annually Annually G EPA 624
35 Fluoranthene 19.58 ug/L Semi-annually Annually C EPA 625
36 Fluorene 16.91 ug/L Semi-annually Annually C EPA 625
37 Hexachlorobenzene 174.44 ug/L Semi-annually Annually C EPA 625
38 Hexachlorobutadiene 126.38 ug/L Semi-annually Annually C EPA 625
39 hexachloroethane 174.44 ug/L Semi-annually Annually C EPA 625
40 Methyl chloride 97.90 ug/L Semi-annually Annually G EPA 624
41 Methylene chloride 32.04 ug/L Semi-annually Annually G EPA 624
42 Naphthalene 16.91 ug/L Semi-annually Annually G EPA 624
43 Nitrobenzene 1990.93 ug/L Semi-annually Annually C EPA 625
44 2-Nitrophenol 57.85 ug/L Semi-annually Annually C EPA 625
45 4-Nitrophenol 144.18 ug/L Semi-annually Annually C EPA 625
46 Phenanthrene 16.91 ug/L Semi-annually Annually C EPA 625
47 Pyrene 17.80 ug/L Semi-annually Annually C EPA 625
48 Tetrachloroethylene 46.28 ug/L Semi-annually Annually G EPA 624
49 Toluene 24.92 ug/L Semi-annually Annually G EPA 624
50 1,2,4 Trichlorobenzene 174.44 ug/L Semi-annually Annually C EPA 625
51 1,1,1 Trichloroethane 19.58 ug/L Semi-annually Annually G EPA 624
52 1,1,2 Trichloroethane 28.48 ug/L Semi-annually Annually G EPA 624
53 Trichloroethylene 23.14 ug/L Semi-annually Annually G EPA 624
54 Vinyl chloride 86.33 ug/L Semi-annually Annually G EPA 624
NOTE: The BOD and the TSS are to be surcharged if levels exceed 300 mg/1 and 150 mg/I respectively. This permit may be reopened to include BOD limits
when the POTW influent exceeds 75 percent of its design capacity. This will be determined by an updated POTW headwork's analysis. Monitoring frequency by
industry should be completed within the second Quarter and fourth Quarter of the calendar year. The POTW will monitor within the first Quarter and third Quarter
of the calendar year. Other parameters and limits are also subject to change as a result of updated headwork's information.
5
Industrial User Pretreatment Permit (IUP)
PART III
Special Conditions
1. Slug/Spill Control Measures
The permittee shall provide protection from accidental and slug discharges of
prohibited materials and other substances regulated by this permit. The permittee
shall develop a written slug/spill control plan and submit it to the Control
Authority on or before January 15, 2017 for the approval by the Control
Authority. The plan shall include,but is not limited to:
Description of discharge practices, including non-routine batch discharges;
Description of stored chemicals;
Procedures for immediately notifying the POTW of slug discharges that
would cause a violation of 40 CFR 403.5(b), with procedures for follow-
up notification within 5 days;
And if necessary, procedures to prevent adverse impact from accidental
spills, including inspection and maintenance of storage areas, handling and
transfer of materials, loading and unloading operations, control of plant
site run-off, worker training, building of containment structures or
equipment, measures for containing toxic organic pollutants (including
solvents), and/or measures and equipment for emergency response.
2. Sludge Management Plan
Ninety days prior to the initial disposal of sludge generated by any pretreatment
facility, the permittee shall submit a sludge management plan to the Control
Authority.
3. Flow Measurement Requirements
The permittee shall maintain appropriate discharge flow measurement devices and
methods consistent with approved scientific practices to ensure the accuracy and
reliability of measurements of the volume of monitored discharges. Devices
installed shall be a continuous recording flow meter capable of measuring flows
with a maximum deviation of less than 10% from true discharge rates throughout
the range of expected discharge volumes. The devices shall be installed,
calibrated, and maintained to ensure accuracy. The meter must have a non-
resettable totalizer that reads in cubic feet or gallons. There shall be no by-pass
capability of the metering device. The meter shall be calibrated at a minimum of
once per calendar year by an independent contractor. Modifications to the flow
metering equipment shall be approved by the Control Authority prior to
installation. If a required flow measurement device fails, the Control Authority
shall be notified within 24 hours.
14
Industrial User Pretreatment Permit (IUP)
PART III
Special Conditions
4. Certified Laboratory Analysis
Pollutant analysis shall be performed by a State of North Carolina Department of
Environment Quality and the Division of Water Resources Certified Laboratory
that is certified in the analysis of the pollutant in wastewater.
5. Equivalent Concentration Limits
This SIU is subject to 40 CFR 414, and has been approved for Equivalent
Concentration Limits as allowed by 40 CFR 403.6(c)(6). In order to demonstrate
dilution is not being used, and to remain eligible for the Equivalent Concentration
Limits, the following conditions must be met.
a) Continue appropriate effluent flow monitoring. The effluent process flow
meter readings shall be recorded daily and the daily effluent flow
calculated in gallons per day.
b) Submit monthly flow summary by the 20th day of the following month,
with an analysis of flow and production rate changes to demonstrate no
dilution.
Increases in flow not accompanied by a corresponding increase in production may
be an indication of dilution will be investigated and could result in disqualification.
6. Combined Wastestream Formula Flow Condition
The permittee shall have available flow estimate methods to estimate the total daily
volume of the boiler blowdown discharged to the pretreatment system. At the time
of issuance of the permit, this method consists of general process knowledge that no
more than 200 gallons is purged per blowdown, and the frequency shall be daily (5
days a week, Monday through Friday). The data shall be collected and reported as
required in Part II, 1-4 of this IUP. Modifications to the flow estimate methods shall
be approved by the Control Authority prior to the change.
•
15
IUP Synopsis
A. IUP Basic Information
Receiving POTW name POTW NPDES#
East Burlington Wastewater Treatment NC0023868
Plant
IUP name. IUP Number
Indulor America, LP 0089
IUP Effective date: Pipe Numbers,list all regulated pipes.
January 1,2019 01
IUP expiration date IUP 40 CFR#,if applicable.
December 31,2021 414.111
B. IUP Survey &Application form
Attach a completed copy of the Industrial User Wastewater Survey &
Application Form(see appendix 6-A)
C. IU Inspection form
Attach a copy of an Industrial User Inspection Form(see chapter 7) completed
by the Control Authority within the past 12 months.
D. RATIONALE FOR LIMITATIONS:
As listed on the IUP Limits Page(s), PART I, Section F of the IUP.
Categorical Industrial Limits, with no Over Allocation situation:
Check here if Combined Wastestream Formula(CWF) used. If used, Please
attach calculations: (see CWF Spreadsheet, Appendix 6-F)
Was used X
Was not used
The Combined Wastestream Formula was used to determine categorical pretreatment
limits.
Total Regulated Wastestream = 1570 gpd = Process flow + Lab + Process Related
Washdown
Total Diluted Wastestream =200 gpd=Boiler Blowdown
Total Wastestream = 1,770 gpd
Combined Wastestream Formula=Total Regulated/Total Wastestream
CWF= 1570/1770 = 0.89
1
IUP Synopsis
Industry: Indulor 414.111
IUP# : 0089
Date: 11/7/2018
Regulated Diluted Total CWF Ratio
Wastestream gpd Wastestream gpd Wastestream (Regulated/
(gpd) Total Flow)
Process Flow 900 Boiler Blowdown 200
Lab 25
Process Related 645
Washdown
Total 1570 200 1770 0.89
Listed Listed CWF CWF Proposed
Categorical Categorical Adjusted Adjusted Limit
Daily Monthly Daily
Categorical Limited Parameters Daily Monthly
Maximum Maximum
Average Average Max
Limit(ug/L) Limit(ug/L) Limit Limit (ug/L)
(ug/L) (uglL)
Acenaphthene 47 19 41 83 16 91 16 91
Anthracene 47 19 41 83 16 91 16 91
Benzene 134 57 119 26 50 73 50.73
Bis(2-ethylhexyl)phthalate 258 95 229 62 84 55 84 55
Carbon Tetrachloride 380 142 338 20 126.38 126.38
Chlorobenzene 380 142 338 20 126 38 126.38
Chloroethane 295 110 262 55 97 90 97 90
Chloroform 325 111 289 25 98.79 98 79
Di-n-butyl phthalate 43 20 38 27 17 80 17 80
1,2-Dichlorobenzene 794 196 706 66 174 44 174 44
1,3-Dichlorobenzene 380 142 338.20 126.38 12638
1,4-Dichlorobenzene 380 142 338.20 126.38 12638
1,1-Dichloroethane 59 22 52 51 19 58 19 58
1,2-Dichloroethane 574 180 510 86 160 20 160 20
1,1-Dichloroethylene 60 22 53 40 19 58 19 58
1,2-trans-Dichloroethylene 66 25 58 74 22 25 22 25
1,2-Dichloropropane 794 196 706 66 174 44 174 44
1,3-Dichloropropene 794 196 706.66 174 44 174 44
Diethyl phthalate 113 46 100 57 40 94 40 94
Dimethyl phthalate 47 19 41.83 16 91 16.91
4,6-Dinitro-o-cresol 277 78 246 53 69 42 69 42
Ethylbenzene 380 142 338.20 126 38 126 38
Fluoranthene 54 22 48 06 19 58 19 58
Fluorene 47 19 41 83 16 91 16 91
Hexachlorobenzene 794 196 706 66 174 44 174 44
Hexachlorobutadiene 380 142 338 20 126 38 126 38
Hexachloroethane 794 196 706 66 174 44 174.44
Methyl Chloride 295 110 262 55 97 90 97 90
2
IUP Synopsis
Methylene Chloride 170 36 _ 151 30 32.04 32.04
Naphthalene 47 19 41 83 16 91 16 91
Nitrobenzene 6,402 2,237 5697 78 1990.93 1990 93
2-Nitrophenol 231 65 205 59 57 85 57 85
4-Nitrophenol 576 162 512 64 144 18 144 18
Phenanthrene 47 19 41 83 16 91 16 91
Pyrene 48 20 42 72 17 80 17.80
Tetrachloroethylene 164 52 145 96 46 28 46.28
Toluene 74 28 65.86 24 92 24.92
Total Cyanide 1,200 420 1068 00 373 80 373 80
Total Lead 690 320 614.10 284 80 284.80
Total Zinc 2,610 1,050 2322 90 934 50 934 50
-
1,2,4-Trichlorobenzene 794 196 706.66 17444 174.44
1,1,1-Trichloroethane 59 22 52 51 19 58 19 58
1,1,2-Trichloroethane 127 32 11303 28.48 2848
Trichloroethylene 69 26 6141 23.14 2314
Vinyl Chloride 172 97 153 08 86 33 86 33
RATIONALE#5a:
Non-Categorical Parameters where No Limit needed or assigned in an IUP:
The following pollutants were not assigned numerical limits in this IUP
because the loadings for these pollutants from this IU were less than 5% of
the MAHL. The loading of these pollutants from this IU is considered
insignificant at this time.
No data currently exists for these pollutants as this is a new IU, however at
the maximum permitted flow no significant loadings are expected. The IU
and POTW will monitor for these pollutants in consideration for future
limits as flows increase.
Pollutant Avg SIU mg/1 Avg SIU lbs/day 5% MARL, lbs/day
NH3-N 150.12
Chromium 1.5315
Copper 2.9761
Nickel 0.5349
3
C Dept of Environmental Quality
A U A.
Raleigh Regional Office
Transmittal Memo
PEVCf ��November 5, 2018 {- tt46 )I' t
TO: Jason Robinson, Environmental Engineer 'f 41A jp'I' f a
N.C. DEQ Raleigh Regional Office 4--
1. Ottv
1628 Mail Service Center ‘SP
Raleigh, N.C. 27699-1628 -41
FROM: Lindsay L. Mize, P.E. �yC/
Project Engineer II
Aqua North Carolina, Inc.
202 MacKenan Court
Cary, NC 27511
Imize@aquaamerica.com
(919) 653-6977
Subject: WQ 000039593
The Legacy at Jordan Lake
Phase 5A3 As-built drawings and Applicant's and Engineer's Certification
Jason,
If there is anything additionally needed, please let me know.
Thanks,
Lindsay
202 MacKenan Court,Cary,NC,27511 • 919.467.8712 • AquaAmerica.com
ENGINEERING CERTIFICATION
Permittee: Aqua North Carolina,Inc. Issue Date:February 9,2018
Permit No: WQ0039593 County: Chatham
Project: Legacy-Phase 5A3
This project shall not be considered complete nor allowed to operate in accordance with Condition 7 of this permit
until the Division has received this Certification and all required supporting documentation,which includes:
One copy of the project construction record drawings(plan & profile views of sewer lines& force mains)
of the wastewater collection system extension, Final record drawings should be clear on the plans or on
digital media (CD or DVD disk) and are defined .3s the design drawings that are marked up or annotated
with after construction information and show required buffers, separation distances, material changes,
etc.
Permit modifications are required for any changes resulting In non-compliance with this permit. A detailed
description for partial certifications should be attached to this form along with any certification comments.
Certification should be submitted in a manner that documents the Division's receipt. The Permittee is responsible
for tracking all partial certifications up until a final certification is received.
PERMITTEE's CERTIFICATION
i, the undersigned agent for the Permittee, hereby state that this project has been constructed pursuant to the
applicable standards&requirements, the Professional Engineer below has provided applicable design/construction
information to the Permittee, and the Permittee Is prepared to operate & maintain the wastewater collection
system permitted herein or portions thereof
��tLc1QPJ-i
6:-.1191)19r
qchadifvotr, 11121Doq•
Printed Name,Title Name,TitDate
--�^ ENGINEERS CERTIFICATION
-.lc
i, s•epall. as a duly registered Professional Engineer in the State of North Carolina, having
been authorized to observe ((periodically, ❑ weekly, ❑ full time) the construction of the project name and
location as referenced above for the above Permittee hereby state that, to the best of my abilities, due care and
diligence was used in the observation of the following construction: approximately 923 linear feet of 2-inch
pressure sewer and 99 linear feet of 1.5-inch pressure sewer; as well as 17 simplex pump stations with on-site
audible and visual alarms to serve 17 4-bedroom single family residential units as part of the Legacy-Phase SA3
project, and in conformity with the project plans, specifications, supporting documents, and design criteria
subsequently filed and approved. i certify that the construction of the above referenced project was observed to
be built within substantial compliance and intent of the approved plans and specifications.
North Carolina Professional Engineer's Seal w/signature&date: �� a1CARDS/0��
11
Final ❑
•
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Send the Completed Form&Supporting Documentation to the Following Address
DWR WATER QUALITY PERMITTING SECTION
WASTEWATER BRANCH-PERCS UNIT
1617 Mail Service Center