NC0023884_Industrial User_20220110

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Sa/isburyRawan
January 4, 2023
Mr. Michael Montebello
NCDEQ/DWR/Municipal Permitting
1617 Mail Service Center
Raleigh, NC 27699-1617
RE�'�1VED
JAN 10 2023
KDEOPFJOES
Subject: Drop Request - Industrial User Permit #0026 Hitachi Metals North Carolina, Ltd.
Dear Mr. Montebello:
Production at the subject facility ceased on September 30, 2022 and all process wastewater
production equipment has been removed from the facility. We request that this permit be
dropped from the SIU List.
A copy of the final inspection and the rescission letter to Hitachi Metals are enclosed with this
letter.
If you need any additional information, or have any questions, you may contactme or Sonja
Basinger at [phone].
Jefery A. Greer
Pretreatment Program Coordinator
Enclosures: Hitachi Metals final inspection report and rescission letter
CC: PT Files
Wes Bell, NCDEQ/ DWR-Mooresville Regional Office
1915 Grubb Ferry Road Salisbury -Rowan Utilities Telephone [phone]
Salisbury, NC 28144 Environmental Services Division Fax [phone]

4
Sa/isburyR�wan
January 3, 2023
Mr. Avery Moore
Hitachi Metals North Carolina, Ltd.
1 Hitachi Metals Drive.
China Grove, NC 28023
Subject: Pretreatment Industrial User Permit # 0026
Hitachi Metals North Carolina, Ltd (China Grove Facility)
Dear Mr. Moore:
The subject Pretreatment Permit was requested by Hitachi Metals, in an e-mail dated December 20,
2022, to be rescinded. The reason for the rescission is permanent shut down of operations at your
facility on or before September 30, 2022.
This office conducted a final inspection of the subject facility on December 22, 2022. The inspection
findings confirmed the subject facility is no longer a Significant Industrial User (inspection report
attached).
On and after this date, all sewer discharges from this facility will be regulated by the City of Salisbury's
Sewer Use Ordinance. Please notify this office if the facility has a change in operating status so that the
facility can be re-evaluated to determine if the facility is subject to the City's Pretreatment Program.
We appreciate the long and positive relationship that transpired between Hitachi Metals and the City of
Salisbury. We wish you the very best of luck in your future endeavors.
If you have any questions about this matter, please contact me or Sonja Basinger at [phone].
Sincerely,
le t? Greer ;/�/
Pretreatment Coordinator
Enclosures (HIT inspection report).
Cc: PT Files
Jim Behmer, Director, Salisbury -Rowan Utilities
Wes Bell, NCDEQ/DWR-Mooresville Regional Office
Michael Montebello, NCDEQ/DVAWunicipal Unit
1915 Grubb Ferry Road Salisbury -Rowan Utilities Telephone [phone]
Salisbury, NC 28144 Environmental Services Division Fax [phone]

4
Sa/isbury-R4wan
INDUSTRIAL PRETREATMENT INSPECTION FORM
Name of Industry: Hitachi Metals, LTD of NC
Address of Industry: I Hitachi Metals Drive
China Grove, N.C.28023
Industry Representatives:
Avery Moore
POTW Representatives:
Jeff Greer
Sonja Basinger
Date of Inspection: December 22, 2022
Purpose of Inspection: Final Inspection due to Closure offacility.
POTW to which IU discharges Grant Creek Treatment Train
Is SIU currently in SNC? No
IUP # 0026
IUP Expiration Date:
June 30, 2026 (Permit will be rescinded)
Title
Director of Manufacturing
Title
Pretreatment Program Coordinator
Environmental Compliance Manager
Time of Inspection 10 am
NPDES #NCO023884
If yes, for what?
PART 1 - INITIAL INTERVIEW
Has anything changed since the last inspection or IUP application in the following:
COMMENTS: IU has announced that they will be permanently closing facility and all production stopped officially on
September 18, 2022. Final Inspection of facility conducted December 22, 2022 verifying facility is no longer
considered a SIU. Final removal of all manufacturing and pretreatment equipment has been completed.
Product
Raw Materials Used No product being manufactured
Manufacturing processes No raw materials being used
Categorical, if applicable N/A
Production Rate No production or manufacturing being conducted at this facility
#Employees: IU stated 4 employees remain to complete closure offacility. #Shifts: N/A
#Days / Week: N/A Facility permanently closed.
PART 11 - PLANT TOUR - Visit all areas where wastewater is generated or where there are drains to the POTW.
Plant Tour Section A - PRODUCTION AND STORAGE AREAS
1. Are there floors drains in the production arm? Yes
Where do they go?
No process wastewater being generated due to no production or manufacturing at facility. Verified during inspection.
2. Are production areas diked, contained, or otherwise constructed in such a way as to prevent harm to the WWTP, especially from spills
or slugs? YES
Comments: No process wastewater being generated due to no production or manufacturing at facility. Verified during inspection
3. Are there floor drains in the storage area? YES
Where do they go?
Some as #I. No process wastewater being generated due to no production or manufacturing at facility. Verified during inspection
4. Are storage tanks and areas diked, contained, orotherwise constructed in such a way as to prevent harm to the WWTP, especially
from spills or slugs? YES
Same as #l. No process wastewater being generated due to no production or manufacturing at facility Verified during inspection.
5. Are process and storage tanks and pipes labeled?
YES
Page 1

6. How are off -spec raw materials, and products disposed or NIA-- Facility no longer in production
7. When is the production area cleaned? IU is in final stages of completing cleanup of the area once used for production. All clean-up
wastewater is being captured by vacuum trucks and properly disposed of. This cleanup wastewater is not being discharged to the POTW.
PT observed this cleanup effort during final inspection.
8. Is the wastewater from cleaning the production area discharged to the POTW? NO
9. What non -process wastewaters are discharged to POTW?
Domestic only. All cooling towers have been drained as part of the facility closure procedures
Part 11, Section A. Comments: IU is in final stages of completing cleanup of the area once used jar production. All clean-up wastewater is
being captured by vacuum trucks and properly disposed of. This cleanup wastewater is not being discharged to the POTW.
PT observed this cleanup effort during final inspection.
PART 11 - Plant Tour Section B- PRETREATMENT SYSTEM
Ask the operator to describe pretreatment system.
1. Does operator seem knowledgeable about the system? YES
2. Are all units operational? N/A
Process wastewater is no longer being discharged. Verified during this inspection
3. How often does operator / maintenance person check system?
All manufacturing production has ceased.
4. Is there an operator for each shift? N/A
5. How and when is sludge disposed or
Any pit sludge remining during the pending closure process will be handled and removed by Southeastern Industries in Concord NC
6. Is there schedule for preventative maintenance? N/A
Facility has permanently closed.
Part II, Section B. Comments: All Pretreatment equipment has been removed from site. This was verified by PT during this final inspection.
PART 11 - Plant Tour Section C- SAMPLING POINT(S) AND FLOW MEASUREMENT
(Collect a sample if desired.)
1. Does an outside lab complete sampling? N/A If yes, name of lab.
2. If industry completes sampling, ask the industry representative to describe sampling procedures.
N/A
3. Is Row measurement equipment operational?
Meter Reading: 121685
4. Is there a calibration log for the Bow meter?
YES
YES
Part 11, Section C Comments:
The flow meter calibration was completed on October 12, 2022 and submitted to Pretreatment during inspection.
PART III - EXIT INTERVIEW —
Page 2

Review monitoring records and other SIU records required by IUP.
1. Are files well organized? N/A
2. Are sample collection / chain -of -custody forms filled out properly? N/A
3. Do results in files agree with reports sent to POTW? N/A
4. Who has authority to shut down production should a spill or slug discharge occur?
N/A ---Facility no longer discharging process wastewater to POTW
5. How does SIU inform employees of whom to call at POTW in case of spill / slug?
N/A ---Facility no longer discharging process wastewater to POTW
6. Slug / Spill Control Plan Required? N/A
Last update submitted: January 8, 2022
7. Is SIU implementing slug / spill plan? N/A
N/A --Facility no longer discharging process wastewater to POTW
INSPECTION RESULTS
Comments, Required or Recommended Actions
• All manufacturing equipment in facility has been demolished or removed. PT Final inspection verified. Photos have been taken of
empty facility (attached).
• Small amount of raw material was observed still on -site but placed in Building # 2 (which has no access to the City's collection
system. This material will be removed from site ASAP.
• Facility is now permanently closed and no longer discharging any process wastewater to the POTW.
• The process wastewater discharge was currently being regulated by the Industrial Users' Pretreatment Permit (#0026) during the final
phases of shut -down, IU has requested that the PT permit be rescinded.
• Observed during the inspection were personnel removing trash, vacuuming press pits in trucks, and conducting final housekeeping
duties of facility. All sump and press pits were observed empty and clean (see attached photos). All clean up material is being captured
and removed from facility.
Signature of Inspector (s) Date:
°1/03 2oZ3
Date:
Page 3

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RECEOVED
t Hitachi Metals North Carolina, Ltd.
1 Hitachi Metals Drive
Chine Grove, NC 28023
Dear Salisbury -Rowan Utilities (Mr. Jeff Greer),
Telephone: [phone]
Facsimile: [phone]
December 20, 2022
Hitachi Metals North Carolina, Ltd wishes to rescind Industrial User Pretreatment
Permit #0026 as of December 20,2022. All production was completed on or
before September 30, 2022. With regret we previously inform you that we have
announced the closure of the Hitachi Metals North Carolina, Ltd. plant, so
therefore IUP is no longer needed. Final production process water clean up
was complete on 12/20/2022. We plan to leave buildings for future buyers and
all process equipment has now been dismantled or scrapped.
Please Rescind:
Permit #0026 471SubpartJ 40CFR Category
SIC Code 3264
1 Hitachi Metals Drive
China Grove, North Carolina 28023
We appreciate your loyalty and partnership over the years and expect that you
will continue to support us as we wind down and hopefully sell to a potential
user in the near future.
Please inform us of any outstanding issues on our account so we may timely
address and get them rectified. Please contact Janet Eckard, Purchasing
Manager for assistance.
We thank you again for all your support.
Sincerely,
1
Avery Moore
Director of Manufacturing
Hitachi Metals North Carolina, Ltd.