NC0021873_Pretreatment_Compliance_Inspection_Report_20240911

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ROY COOPER
Governor
ELIZABETH S.BISERr=�*
Secretary •E .
RICHARD E.ROGERS,JR. NORTH CAROLINA
Director Environmental Quality
9/11/2024
Via Electronic Mail(mshulerkmayodannc.org)
Ms. Melody Shuler
Town Manager
Town of Mayodan
210 West Main Street
Mayodan,NC 27027
Subject: Pretreatment Compliance Inspection
Program: Town of Mayodan
Wastewater Treatment Plant: Town of Mayodan WWTP
NPDES#: NC0021873,Rockingham County
Dear Ms. Shuler:
On August 26t1i, 2024, a Pretreatment Compliance Inspection (PCI) was performed by Octavio Henriquez of the
Central Office. Ms. Melody Shuler and Ms.Nadine Blackwell of the Town of Mayodan were present for the PCI.
The purpose of this PCI was to determine the effectiveness of the Town's pretreatment program, which includes
the review of program elements files,including industrial monitoring data,Industrial User Permit(IUP)file review,
industry monitoring data,Long Term Monitoring Plant(LTMP)review,and other pretreatment elements as outlined
by 15A NCAC 02H .0900.
Background
The city has three(3) Significant Industrial Users(SIUs), one(1)of which is categorically classified under Federal
regulations. The Town of Mayodan's Publicly Owned Treatment Works (POTW) operates one Wastewater
Treatment Plant(WWTP),the Town of Mayodan Wastewater Treatment Plant NPDES#NCO021873
POTW Interview
There are no known POTW issues related to pretreatment at the time of this PCI.
Pretreatment Program Elements Review
The Headworks Analysis(HWA)renewal was submitted on July 8",2022. The HWA was approved on September
15th,2022.
The Industrial Waste Survey(IWS)was last received on November 6th,2023.The current IWS is awaiting approval.
The previous IWS was approved on January 8t1i,2019.
The Sewer Use Ordinance(SUO)was approved on December 14th,2012.
The Enforcement Response Plan(ERP)was approved on December 27ti', 2012.
North Carolina Department of Environmental Quality I Division of Water Resources
D E Q 512 North Salisbury Street 11611 Mail Service Center I Raleigh,North Carolina 27699-1611
919.707.9000

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The Long Term Monitoring Plan(LTMP) was last received on January 31s', 2024. The current LTMP is awaiting
approval. The previous LTMP was approved on June 14t",2017.
LTMP File Review Findings
The Division reviewed the LTMP submitted to the Division on January 31 St, 2024, and found the LTMP to be
appropriate and adherent to NPDES requirements. The Division will deliver an approval letter for LTMP for the
Town's records.
Industrial User Permit(IUP)File Review
None of the three(3) SIUs were in significant noncompliance(SNC)in 2023.
A review of the file for Sans Technical Fibers, LLC (IUP# 0108) revealed that the monitoring data was well-
organized and compliant with pretreatment rules.All files related to the industry were found to be complete and in
compliance with state and federal regulations.
A review of the file for Unifi Manufacturing,Inc.(IUP#0105)revealed that the monitoring data was well-organized
and compliant with pretreatment rules.All files related to the industry were found to be complete and in compliance
with state and federal regulations.
A review of the file for Strum,Ruger&Company(IUP#0109)revealed that the monitoring data was well-organized
and compliant with pretreatment rules.All files related to the industry were found to be complete and in compliance
with state and federal regulations.
The spill/slug control plan for Sans Technical Fibers,LLC (IUP#0108)was found to be satisfactory.
The spill/slug control plan for Unifi Manufacturing,Inc. (IUP#0105)was found to be satisfactory.
The spill/slug control plan for Strum, Ruger&Company(IUP#0109)was found to be satisfactory.
Industry Inspection
An industry inspection of Strum, Ruger & Company (IUP# 0109) was conducted during the PCI. Ms. Nadine
Blackwell led the inspection for the Town of Mayodan. Ms. Caitlyn Gann of Sturm,Ruger&Company facilitated
the inspection on behalf of the Industry.All parts of the inspection were satisfactory,with Ms.Blackwell exhibiting
a comprehensive understanding of the inspection elements and procedures.
Action Items
No action items were identified by the Division during the PCI.
D E Q�� 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
NORTH CAROUNA _
o,p,�„F r M�,�wla,\ /./ 919.707.9000

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Final Comments
The Division finds Mayodan's Pretreatment Program to be highly effective. Ms. Nadine Blackwell is the
Pretreatment Coordinator in charge of the Program's compliance. Ms. Blackwell's expertise is evident in the
Program's execution. All aspects of the program were found to comply with State and Federal rules. The Division
would like to thank Ms. Blackwell for her dedication to the Town of Mayodan's Pretreatment Program.
Thank you for your continued cooperation with the Pretreatment Program. If you have any questions or comments,
please contact Octavio Henriquez at(919) 707-3662 [email: octavio.henriquezkdeq.nc.gov].
Sincerely,
oih/mayodan_pci_2024
Signed by:
Ec: Municipal Unit File
Jenny Graznak,WSRO �V1-S�bin.
E6B6D66F2457475...
Nadine Blackwell,Veolia Karen Preston,Municipal Unit Supervisor
Central Files(Laserfiche) Division of Water Resources
D E Q�� 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
NORTH CAROUNA _
eep,�„F r��awl au,\ / 919.707.9000