NC0026441_SOC (Additional Info Requested)_20220928

DocuSign Envelope ID: 460ABCCF-2ACC-4565-9393-70DF3F73E08E
ROY COOPER
Governor
ELIZABETH S. BISER
Secretary
RICHARD E. ROGERS, JR.
Director
NORTH CAROLINA
Environmental Quality
September 28, 2022
CERTIFIED MAIL 7018 1830 0001 8036 8103
RETURN RECEIPT REQUESTED
Hank Raper, Town Manager
Town of Siler City
PO Box 769
Siler City, NC 27344-0769
Subject: Request for Additional Information
Special Order by Consent
EMC SOC WQ S22-003
Town of Siler City WWTP
NPDES Permit Number NC0026441
Chatham County
Dear Mr. Raper:
The Division has reviewed the Town of Siler City's application, received on September 8, 2022, for a
Special Order by Consent. As discussed in the pre -application meeting, the Division acknowledges that
the application was submitted as incomplete. To enable us to complete our review in accordance with
15A NCAC 02H .1206, we hereby request the following additional or revised information:
1. Mountaire Compliance: The Division requests that Mountaire be put under a compliance
schedule or a consent order and provide a timeline for when that will be enacted. Mountaire
must identify the causes of the non-compliance and provide to the Town and the Division a list
of actions that they will take to address the identified issues, with a firm timeline.
Additionally, the Division requests a firm timeline, which does not exceed the timeline
provided in the issued permit, for when the Town will be undertaking the interim actions for
Mountaire's compliance as stated in the application, including for the proposed pretreatment
permit modification.
2. Water Treatment Plant Compliance: The Division requests that the Town secure a rental
agreement or purchase sludge handling equipment to ensure that the solids at the plant can be
adequately removed and disposed of when land application is not an option until the permanent
sludge handling solution can be constructed. Please provide a timeline for the acquisition and
set-up of the portable sludge handling equipment.
Additionally, the application stated that the sludge removal frequency would be increasing.
Please provide the current frequency of sludge removal and the new increased frequency of
sludge removal.
Lastly, the Division requests a firm timeline, which does not exceed the timeline provided in
the issued permit, for when the Town will be undertaking the interim actions for the WTP's
compliance as stated in the application, including the issuance of a pretreatment permit with
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NORTH CAROLINA
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North Carolina Department of Environmental Quality I Division of Water Resources
512 North Salisbury Street 11617 Mail Service Center I Raleigh, North Carolina 27699-1617
919.707.9000

DocuSign Envelope ID: 460ABCCF-2ACC-4565-9393-70DF3F73E08E
Town of Siler City
SOC WQ S22-003 — Add Info Request
Page 2 of 2
compliance schedule, the installation of the sedimentation fence below the pump station, and
the installation of the baffles in the sludge lagoon.
3. Wastewater Treatment Plant Compliance: The Division requests a firm timeline for when
the Town will be setting up the portable belt press and when the additional aeration equipment
will be installed, along with the exact number of new aerators being added to the plant and the
estimated cost of the new equipment.
4. I&I Reduction: Please provide the funding source for the Main Interceptor Replacement
Project that was stated in the application. Additionally, the Division requests that the Town
provide an estimated timeline for the Interceptor Replacement and Blood Run Pump Station
Relocation Project.
5. Independent Evaluation Report: The Division requests, as part of the application, a
complete report prepared by an independent professional with expertise in wastewater
treatment. This report must include all of the items detailed in Section V of the SOC
application.
6. Funding Sources: Please provide a summary table documenting all funding sources the Town
is receiving and which projects/improvements the funds will be allocated to.
In addition, this letter serves to acknowledge receipt of your application for a Special Order by
Consent (SOC), accompanied by your check number 029980 in the amount of $400.00. These items
were received in our office on September 14, 2022.
If no response is received within 60 calendar days [per 15A NCAC 02H .1206 (a) (4)] regarding the
requested information detailed above, the application will be returned and the Division's review
discontinued. A new application would need to be submitted, revised to address the deficiencies noted
above, with a new processing fee to renew the request for an Order.
If you have any questions concerning the SOC, please contact Scott Vinson in our Raleigh Regional
Office at 910-791-4200, or via email at [e-mail]; or you may contact Sydney
Carpenter in our Central Office at 919-707-3712, or via e-mail at [e-mail].
Sincerely,
/—DocuSigned by:
`— 8328B44CE9EB4A1...
John Hennessy, Supervisor
Compliance & Expedited Permitting Branch
cc: Raleigh Regional Office - Laserfiche
SOC File - Laserfiche