NC0002305 Additional Information Request and PFAS Screening

DocuSign Envelope ID: 2CECEAE6-310B-4211-9465-74BB8D100E84
ROY COOPER
Governor
ELIZABETH S. BISER
Secretary
RICHARD E. ROGERS, JR.
Director
Mr. Steven Middlebrook
Plant Manager
1754 NC Highway 903/11 North
Kenansville, NC 28349
Dear Sir:
NORTH CAROLINA
Environmental Quality
January 27, 2023
Subject: Permit Renewal
Additional Information Request
NC0002305 — Lear Corp
1754 NC-903, Kenansville
Duplin County / WRO
NCDEQ Division of Water Quality Permitting's Industrial Permitting Unit (Division) has conducted an
initial review of the renewal application for Lear Corp's NPDES permit. To enable the Division to
complete the review in accordance with N.C.G.S. 143-215.1 and 15A NCAC 2H.0105 please provide all
information requested herein to this office during this renewal review period.
Additional Information (AD1) sought is necessary to proceed with a thorough and complete review of the
application. Per 15A NCAC 2H.0107 (b) the applicant shall be given up to sixty (60) days to provide the
information to make the application complete. Please provide all ADI requested to the following in the
time limits noted:
NCDEQ/ DWR
NPDES Industrial Permitting Unit
Attn: Douglas Dowden
1617 Mail Service Center
Raleigh, NC 27699-1617
and by email to: doug.dowden a,ncdenr.gov
ADDITIONAL INFORMATION REQUEST
1. PFAS Data and Analysis: As an Organic Chemicals, Plastics and Synthetic Fibers (OCPSF) facility, and with
guidance provided by Environmental Protection Agency (EPA) there are potential sources of PFAS related
compounds that may be in the wastewater, solid waste or sludge. Please complete the PFAS questionnaire
as Attachment 1 herein and submit with the additional information. Based on the response(s) provided, we
may request additional information on the application.
� DEQ�
North Carolina Department of Environmental Quality I Division of Water Resources
512 North Salisbury Street 11611 Mail Service Center I Raleigh, North Carolina 27699-1611
919.707.9000
NORTH CAROLINA
oeo.m.m or Environmental Qualm

DocuSign Envelope ID: 2CECEAE6-310B-4211-9465-74BB8D100E84
2. Solids Disposal Practices: What is your solids treatment system? And what is your current solids
management plan from your wastewater treatment system and are there any planned changes during this
upcoming permit cycle?
3. Groundwater Monitoring Wells: Does the facility include any monitoring wells within the vicinity of on -
site wastewater treatment systems? If so, please provide all monitoring data from the last Permit cycle (5-
years) in excel format for all constituents monitored and analyzed and a map of all monitoring well
locations. Include in the table all established limits by parameter. Please provide related Permit numbers
and copies of Permits.
4. Daily Production Levels: The application submitted did not include daily production levels during the
past five (5) years. This data is necessary to calculate appropriate limits based on OCPSF technology
guidelines. Please provide daily production levels for the past five (5) years in an Excel spreadsheet. If the
facility is anticipating different production levels for the next five (5) years, please provide predicated
production levels for the next five (5) years and relevant data to support the prediction.
We appreciate your attention to these matters and look forward to continuing to work with you and your team
on this Permit renewal. Pending review and evaluation of provided information, further action or additional
information may be required.
I thank you in advance to your attention to the above reference matter. If you have any questions about the
NPDES permit process, please contact me at the following e-mail address: [e-mail], or
telephone number: 919-707-3605.
Sincerely,
DocuSigned by
LbUoyAts Uo Pow ituA,
Douglas 'owden
Environmental Program Supervisor II
Industrial NPDES Permitting Unit
cc: Central Files; NPDES Files
ec: Anjali Orlando, Environmental Specialist II at: Anjali.orlandoancdenr.gov
Min Xiao, Engineer III NCDEQ Industrial Permitting Unit at: min.xiaoancdenr.gov
George Yankay Operator in Responsible Charge Lear Corp at: [e-mail]
Steven Middlebrook, Plant Manager Lear Corp at: [e-mail]
Julie A. Grzyb, Deputy Director, Division of Water Resources at: julie.grzybancdenr.gov
Michael Montebello, NPDES Program Branch Chief at: [e-mail]
Tom Tharrington, Ass Regional Sup; Wilmington Regional Office at: tom.tharringtonancdenr.gov
Morella Sanchez -King, Wilmington Office Regional Supervisor at: [e-mail]
D_E
NORTH CARCLINA
gaparhneM of Environment,/quay
North Carolina Department of Environmental Quality I Division of Water Resources
512 North Salisbury Street 11611 Mail Service Center I Raleigh, North Carolina 27699-1611
919.707.9000

DocuSign Envelope ID: 2CECEAE6-310B-4211-9465-74BB8D100E84
ATTACHMENT 1
PERMIT APPLICATION SUPPLEMENT- PFAS SCREENING QUESTIONS:
1. Do you use any material or products (directly or indirectly) in your operations that contain
fluorinated chemicals? If so, please identify what materials or products contain fluorinated
chemicals.
2. Will your facility formulate or create products (directly or indirectly) which contain fluorinated
chemicals? If so, please identify the specific fluorinated chemicals that may be formulated or
created.
3. Will your facility produce solid waste, liquid waste, wastewater effluent, or other waste containing
fluorinated chemicals? Please be as specific as possible to describe what fluorinated chemicals may
result in the facility's wastewater, solid waste, or sludge.
4. Are there processes or operations that use equipment, material, or components that contain PFAS
chemicals (e.g., surface coating, clean room applications, solvents, lubricants, fittings, tubing,
processing tools, packaging, facility infrastructure)? Could these activities result in fluorinated
chemicals being discharged as products, or by-products (i.e., through leaching, chemical process,
heat treatment, pressurization, etc.)?
5. List CAS numbers of all known or believed present fluorinated compounds from the questions
above. Please provide descriptions, quantities, and whether there are any unknowns related to the
above questions.
6. Are there other facilities or operations in the U.S. or internationally that are identical to or may use
processes similar to the facility in North Carolina? If so, please provide facility identification
information and wastewater characterization including all PFAS compounds?
7. Additionally, have any PFAS analytical results been collected with any analytical test method
similar to the following EPA Test Methods. Are any of the fluorinated compounds listed in one of
the following methods and can you provide us with data resulting from these test methods?
D_E
NORTH CAROLINA
• Methods 533 & 537.1 (drinking water)
• SW-846: Method 8327 (water)
• Draft Method 1633 (water, solids, tissue)
• "Total PFAS" Draft Method 1621 (wastewater)
gaparhneM of Environment,/quay
North Carolina Department of Environmental Quality I Division of Water Resources
512 North Salisbury Street 11611 Mail Service Center I Raleigh, North Carolina 27699-1611
919.707.9000