NC0025071_Pretreatment_PCI_Report_20240920

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Hp o.l>E O
ROY COOPER u � o
Governor �1 ' -
MARY PENNY KELLEY y a2
SecretaryEurgm '`
RICHARD E.ROGERS,JR. NORTH CAROLINA
Director Environmental Quality
9/20/2024
Via Electronic Mail(cpowell e,edennc.us)
Mr. Christopher Powell
Water and Wastewater Superintendent
City of Eden
204 Mebane Bridge Road
Eden,NC 27289
Subject: Pretreatment Compliance Inspection
Program: City of Eden
Wastewater Treatment Plant: Mebane Bridge WWTP
NPDES #: NC0025071, Rockingham County
Dear Mr. Powell:
Enclosed is a copy of the Pretreatment Compliance Inspection(PCI)Report for the inspection of the City of Eden's
industrial pretreatment program on August 22, 2024,by Mr. Keyes McGee of the Division's Central Office.
Background
The City of Eden has 3 significant industrial users (SIUs) of which 2 are categorical industrial users
(CIUs), all discharging effluent to the Mebane Bridge Wastewater Treatment Plant.
Publicly Owned Treatment Works (POTW)Interview
Discussions with you indicate no POTW issues related to the pretreatment program at the time of this
PCI.
Pretreatment Program Elements Review
The most recent Headworks Analysis (HWA) was submitted to the Division on September 14, 2021,
and is awaiting Division review.
The Industrial Waste Survey(IWS)was approved on December 17, 2020.
The Sewer Use Ordinance(SUO)was approved on December 14,2012.
The Enforcement Response Plan(ERP)was approved February 5,2020.
The Long Term Monitoring Plan(LTMP)was approved June 1,2020.
DE Q�� North Carolina Department of Environmental Quality I Division of Water Resources
_ 512 North Salisbury Street 1 1617 Mail Service Center I Raleigh,North Carolina 27699-1617
NORM tofavlA 919.707.9000
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LTMP File Review Findings
The POTW is sampling as per the approved LTMP at the appropriate PQLs.
Industrial User Permit(IUP)File Review
File review for Weil-Mclain (1012), Duke Energy (1013) and Purina(1014) indicates well organized
records and data. The SIUs were not in SNC for the last complete 6-month reporting period.
No Action Items Necessary for the Pretreatment Program
Final Comments
The City of Eden industrial pretreatment program is satisfactory.The POTW administrates an adequate
pretreatment program.
Please inform the control authority's most senior management of our findings by forwarding a copy of this letter
and the enclosed report.
The report should be self-explanatory; however, should you have any questions, please do not hesitate to contact
Mr.McGee at(919) 707-3636, email: keyes.mcgeekdeq.nc.gov.
Sincerely,
tkm/eden_pci_2024
Enclosure: 08/22/2024 Inspection Report Signed by:
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Ec: Municipal Unit File 6VLLt. PVY.swu
Jenny Graznak,WSRO E6B6D66F2457475...
Central Files(Laserfiche) Karen Preston,Municipal Unit Supervisor
Division of Water Resources
D EQ�� North Carolina Department of Environmental Quality I Division of Water Resources
512 North Salisbury Street 1 1617 Mail Service Center I Raleigh,North Carolina 27699-1617
NORTH CAROHNA -
oePemmencoieml—mentaiu�ar� /� 919.707.9000

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NORTH CAROLINA DIVISION OF WATER RESOURCES
PRETREATMENT COMPLIANCE INSPECTION (PCI) REPORT
Water Resources
ENVIRONMENTAL QUALITY
BACKGROUND INFORMATION [Complete Prior To PCI; Review Prol4ram Info Database Sheet(s)l
1. Control Authority(POTW)Name: City of Eden
2. Control Authority Representative(s): Christopher Powell
3. Title(s): Water&Wastewater Superintendent
4. Last Inspection Date: 05/09/2022 Inspection Type(Check One): ® PCI ❑ Audit
5. Has Program Completed All Requirements from the Previous Inspection and Program Info Sheet(s)? ❑ YES ❑NO ® N/A
6. Is POTW under an Order That Includes Pretreatment Conditions? ❑YES ®NO
Order Type,Number,Parameters: N/A Are Milestone Dates Being Met? ❑YES ❑NO®N/A
ICIS CODING
Main Program Permit Number MM/DD/YY
N I C 1 0 1 0 1 2 1 5 1 0 1 7 1 I 1 1 08 1 22 1 24 1
7. Current Number Of Significant Industrial Users SIUs ? 3
8. Number of SIUs With No IUP,or With an Expired IUP? 0
9. Number of SIUs Not Inspected By POTW in the Last Calendar Year? 0
10.Number of SIUs Not Sampled By POTW in the Last Calendar Year? 0
11.Number of SIUs In SNC For Limits Violations During Either of the Last 2 Semi-Annual 0
Periods?
12.Number of SIUs in SNC For Reporting During Either of the Last 2 Semi-Annual Periods? 0
13.Number of SIUs in SNC with Pretreatment Schedule? 0
14.Number of SIUs on Schedules? 0
15.Current Number Of Categorical Industrial Users CIUs ? 2
16. Number of CIUs in SNC? 0
POTW INTERVIEW
17. Since the Last PCI,has the POTW had any NPDES Limits Violations? ❑YES ®NO
If Yes,What are the Parameters and How are these Problems Being Addressed?
18. Since the Last PCI,has the POTW had any Problems Related to an Industrial ❑ YES ®NO
Discharge(Interference,Pass-Through,Blockage,Citizens' Complaints,Increased
Sludge Production,Etc.)?
If Yes,How are these Problems Being Addressed?
19. Which Industries have been in SNC for Limits or Reporting during SNC for Limits:N/A
either of the Last 2 Semi-Annual Periods?Not Been Published for SNC for Reporting:N/A
Public Notice?(May refer to PAR if Excessive SIUs in SNC) Not Published:N/A
20. Which Industries are on Compliance Schedules or Orders?For all SIUs on an
Order,Has a Signed Copy of the Order been sent to the Division? N/A
21. Are Any Permits or Civil Penalties Currently Under Adjudication?If Yes,Which [—]YES ®NO
Ones?
LTMP/STMP FILE REVIEW:
22. Is LTMP/STMP Monitoring Being Conducted at Appropriate Locations and Frequencies? ®YES ❑NO
23. Are Correct Detection Levels being used for all LTMP/STMP Monitoring? ®YES ❑NO
24. Is LTMP/STMP Data Maintained in a Table or Equivalent? ®YES ❑NO Is Table Adequate? ❑YES ❑NO
25. All LTMP/STMP effluent data reported on Discharge Monitoring Report? ® YES ❑ NO Division Inspector, please verify
yourself!
26. If NO to 23-26,list violations N/A
27. Should any Pollutants of Concern be Eliminated from or Added to LTMP/STMP? ❑YES ®NO
NC DWR Pretreatment Compliance Inspection(PCI)Form Updated July 2024 Page 1

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If yes,which ones?Eliminated: N/A Added:
NC DWR Pretreatment Compliance Inspection(PCI)Form Updated July 2024 Page 2

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28. PRETREATMENT PROGRAM ELEMENTS REVIEW-Please review POTW files,verify POTW has copy of Program Element in
their files,complete with supporting documents and copy of PERCS Approval Letter,and dates consistent with Program Info:
Program Element Last Submittal Last Approval Date Next Due,
Date In file? Date In file If Applicable
Headworks Analysis(HWA) 09/14/2021 ®Yes ❑ No No Review ❑Yes❑ No
Industrial Waste Survey IWS 09/22/2020 ®Yes ❑ No 12/17/2020 ®Yes❑ No N/A
Sewer Use Ordinance SUO 12/11/2012 ®Yes ❑ No 12/14/2012 ®Yes❑ No N/A
Enforcement Response Plan ERP 01/09/2020 ®Yes ❑ No 02/05/2020 ®Yes❑ No I N/A
Long Term Monitoring Plan(LTMP) 1 02/24/2020 ®Yes ❑ No 06/01/2020 ®Yes❑ No N/A
INDUSTRIAL USER PERMIT(IUP)FILE REVIEW 3 IUP FILE REVIEWS OR 1 FILE REVIEW AND 1 IU INSPECTION
29. User Name 1.WEIL-McLAIN 2.Duke Energy 3.Purina
30. IUP Number 1012 1013 1014
31. Does File Contain Current Permit? ®Yes ❑ No ®Yes ❑ No ®Yes ❑ No
32. Permit Expiration Date 07/23/2025 02/28/2025 01/07/2025
33. Categorical Standard Applied I.E.40 CFR,Etc. Or N/A 433.17 423.16 N/A
34. Does File Contain Permit Application Completed Within One Year Prior ®Yes ❑ No ®Yes ❑ No ®Yes ❑ No
to Permit Issue Date?
35. Does File Contain an Inspection Completed Within Last Calendar Year? I ®Yes ❑ No ®Yes ❑ No ®Yes ❑ No
36. a.Does the File Contain aSlug/Spill Control Plan? a. ®Yes❑No a. ❑Yes ®No a. ®Yes❑No
b.If No,is One Needed? See Inspection Form from POT b.❑Yes❑No®N/A b.❑Yes®No❑N/A b.❑Yes[]No®N/A
37. For 40 CFR 413 and 433 TTO Certification,Does File Contain a Toxic ®Yes❑No❑N/A ❑Yes❑No ON/A ❑Yes❑No®N/A
Organic Management Plan TOMP ? 11
38. a.Does File Contain Original Permit Review Letter from the Division? a. ®Yes❑No a. ❑Yes ®No a. ®Yes❑No
b.All Issues Resolved? b.❑Yes[]No®N/A b.❑Yes❑No®N/A b.❑Yes[]No®N/A
39. During the Most Recent Semi-Annual Period,Did the POTW Complete ®Yes ❑ No1- ®Yes ❑ No ®Yes ElNo
its Sampling as Required by IUP,including flow?
40. Does File Contain POTW Sampling Chain-Of-Custody Forms? I ®Yes ❑ N=ol ®Yes ❑ No ®Yes ❑ No
41. During the Most Recent Semi-Annual Period,Did the SIU Complete its ®Yes❑No❑N/A ®Yes❑No❑N/A ®Yes❑No❑N/A
Sampling as Required b IUP,includingflow?
41b.During the Most Recent Semi-Annual Period,Did SIU submit all reports ®Yes❑No❑N/A ®Yes❑No❑N/A ®Yes❑No❑N/A
on time?
42a.For categorical IUs with Combined Wastestream Formula(CWF),does ❑Yes❑No®N/A ❑Yes❑No®N/A ❑Yes❑No®N/A
file includeprocess/dilution flows as Required by IUP?
42b.For categorical IUs with Production based limits,does file include ❑Yes❑No®N/A ❑Yes❑No®N/A ❑Yes❑No ON/A
production rates and/or flows as Required by IUP?
43a. During the Most Recent Semi-Annual Period,Did the POTW Identify ❑Yes ❑ No ❑Yes ❑ No ®Yes ❑ No
All Limits Non-Compliance from Both POTW and SIU Sampling? ® N/A ® N/A ❑ N/A
43b. During the Most Recent Semi-Annual Period,Did the POTW Identify ❑Yes❑No ON/A ❑Yes❑No ON/A ❑Yes❑No ON/A
All Re ortin Non-Com liance from SIU Sampling?
44. a.Was the POTW Notified by SIU(Within 24 Hours)of All Self- a. []Yes❑No®N/A a. ❑Yes[]No®N/A a. ®Yes❑No❑N/A
Monitoring Violations?
b.Did Industry Resample and submit results to POTW Within 30 Days? b.❑Yes❑No®N/A b.❑Yes[]No®N/A b.®Yes❑No❑N/A
c.If applicable,Did POTW resample within 30 days of becoming aware c.[]Yes❑No®N/A
of SIU limit violations in the POTW's sampling of the SIU? c.[]Yes❑No®N/A c.❑Yes[]No®N/A
46. During the Most Recent Semi-Annual Period,Was the SIU in SNC? I ❑Yes ® No ❑Yes ® No I ❑Yes ® No
47. During the Most Recent Semi-Annual Period,Was Enforcement Taken ❑Yes❑No®N/A ❑Yes❑No ON/A ❑Yes❑No ON/A
as Specified in the POTW's ERP NOVs,Penalties,timing,etc.)?
48. Does the File Contain Penalty Assessment Notices? ❑Yes❑No®N/A ❑Yes❑No®N/A ❑Yes❑No ON/A
49. Does The File Contain Proof Of Penalty Collection? ❑Yes❑No®N/A ❑Yes❑No®N/A ❑Yes❑No ON/A
50. a.Does the File Contain Any Current Enforcement Orders? a. ❑Yes❑No®N/A a. ❑Yes❑No®N/A a. ❑Yes❑No®N/A
b.Is SIU in Compliance with Order? b.❑Yes❑No®N/A b.❑Yes❑No®N/A b.❑Yes[]No®N/A
51. Did the POTW Representative Have Difficulty in Obtaining Any of This ❑Yes ® No ❑Yes ® No ❑Yes ® No
Requested Information for You?
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FILE REVIEW COMMENTS:
POTW files are in good order and complete.
Note that the Duke Energy—Dan River Combined Cycle Station IUP Renewal was sent to the Division in January 2024,on-time,but it
was accidently sent to the wrong person.
INDUSTRY INSPECTION ICIS CODING:
Main Program Permit Number MM/DD/YY
1. Industry Inspected: No Industry Inspection by POTW was Required
2.Industry Address:
3. Type of Industry/Product:
4.Industry Contact: Title:
Phone: Fax:
5.Does the POTW Use the Division Model Inspection Form or Equivalent? ❑YES ❑NO
6.Did the POTW Contact Conduct the Following Parts of the Industrial Inspection Thoroughly?
Comments:
A. Initial Interview ❑YES ❑NO
B. Plant Tour ❑YES ❑NO
C. Pretreatment Tour ❑YES ❑NO
D. Sampling Review ❑YES ❑NO
E. Exit Interview ❑YES ❑NO
Industrial Inspection Comments:
OVERALL SUMMARY AND COMMENTS:
Comments: POTW's Pretreatment Program is operating appropriately and is in good order
Requirements: None
Recommendations: None
NOD: ❑YES ®NO
NOV: ❑YES ®NO
QNCR: ❑YES ®NO
POTW Rating:
Satisfactory X Marginal UnSatisfactory
PCI COMPLETED BY: Keves McGee DATE: 08/22/2024
NC DWR Pretreatment Compliance Inspection(PCI)Form Updated July 2024 Page 4