NCC223780_ESC Approval Submitted_20221114

DocuSign Envelope ID 18D6927U-05E8 47FD-ACED-8$A71=D80633P
ROY COOPER
Governor
EUZABETH S. BISER
BRIAN WRENN
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NORTH wQ lam
October 5, 2022
LETTER OF APPROVAL WITH MODIFICATIONS
Duke Energy (Piedmont Natural Gas)
Attention: Aaron Weldon
4720 Piedmont Row Drive
Charlotte, North Carolina 28210
RE: Project Name: PNG Line 477 (Line 10 Replacement) Laydown Yard
Project ID: STANL-2022-043
Acres Approved: 24.5
County: Stanly
City: Tyson
Location: Old Aquadale Road
River Basin: Yadkin-PeeDee
Stream Classification: Other
Submitted By: Kleinfelder
Date Received by LQS: September 26, 2022
PIan Type: Revised
Dear Mr. Weldon:
This office has reviewed the subject erosion and sedimentation control plan. We find the plan to be
acceptable with modifications and hereby issue this letter of Approval with Modifications. The
Modifications Required for Approval are listed on the attached page. This plan approval shall expire
three (3) years following the date of approval, if no land -disturbing activity has been undertaken, as is
required by Title i 5A NCAC 4B .0129.
As of April 1, 2019, all new construction activities are required to complete and submit an electronic
Notice of Intent (eNOI) form requesting a Certificate of Coverage (COC) under the NCG010000
Construction General Permit. After the form is reviewed and found to be complete, you will receive a
link with payment instructions for the $100 annual permit fee. After the fee is processed, you will
receive the COC via email. As the Financially Responsible Party shown on the FRO form submitted
for this project, you MUST obtain the COC prior to commencement of any land disturbing
activity. The eNOI form may be accessed at dea.nc._ov/NCG01. Please direct questions about
the eN01 form to the Stormwater Pro,_,ram staff in the Raleigh central office. if the owner/operator of
this project changes in the future, the new responsible party must obtain a new COC.
Title 15A NCAC 413 .0 t 18(a) and the NCGO 1 permit require that the following documentation be kept
on file at the job site:
1. The approved E&SC plan as well as any approved deviation.
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North Carolina Depamncnt of Environmental Quality Dnision of Energy, Mineral and Resources
Moores1,111e Regmal Office 1610 East Center Avenue, Suite 301 Mooresville, North Carolina 28115
704663 1699

DocuSign Envelope ID 1BD69270-05E847FD-ACED-88A7FDB0633A
Letter of Approval with Modifications
Duke Energy (Piedmont Natural Gas)
October 5, 2022
Page 2 of 3
2. The NCG01 permit and the COC, once it is received.
3. Records of inspections made during the previous 30 days
Also, this letter gives the notice required by G.S. 113A-61.1(a) of our right of periodic inspection to
ensure compliance with the approved plan.
North Carolina's Sedimentation Pollution Control Act is performance -oriented, requiring protection of
existine natural resources and adjoining properties. If, following the commencement of this project, it
is determined that the erosion and sedimentation control plan is inadequate to meet the requirements
of the Sedimentation Pollution Control Act of 1973 (North Carolina General Statute 113A-71 through
66), this office may require revisions to the plan and implementation of the revisions to ensure
compliance with the Act.
Acceptance and approval of this plan is conditioned upon your compliance with Federal and State
water quality laws, regulations, and rules. In addition, local city or county ordinances or rules may also
apply to this land -disturbing activity. This approval does not supersede any other permit or approval.
Please note that this approval is based in part on the accuracy of the information provided in the
Financial Responsibility Form. which you provided. You are requested to file an amended form if there
is any change in the information included on the form. In addition. it would be helpful if you notify
this office of the proposed starting date for this project.
Your cooperation is appreciated.
Sincerely.
DocuSigned by:
8837DAC4A10E49A.
Kenny S. Llywelyn
Assistant Regional Engineer
Land Quality Section
Enclosures: Certificate of Approval
Modifications Required for Approval
NCG01 Fact Sheet
Kleinfelder
Attn: Seth Sanders
3200 Gateway Centre Blvd., Suite 100
Morrisville, NC 27560
Nonh Carolina Department of Environmental Qual%t% DmIsion of Energy. Mineral and Resources
� %1mres%rlle Regmal Office 1610 East Center -\venue, Suite 301 'doures%ille, North Carolina ''-&1 li
M � -0 60 1699

DocuSign Envelope ID 1BD69270-05EB-47FD-ACED-BBA7FDBO633A
Letter of Approval with Modifications
Duke Energy (Piedmont Natural Gas)
October 5, 2022
Page 3 of 3
MODIFICATIONS REQUIRED FOR APPROVAL
Project Name: PNG Line 477 (Line 10 Replacement) Laydown Yard
Project ID: STANL-2022-043
County: Stanly
Reviewed by: Kenny S. Llywelyn
1. Include additional diversion channels to convey flows from maximum possible drainage area to
the basins and minimize the drainage areas that are not going to a basin that will be treated by silt
fence.
2. Add a note making the proposed clean water bypass channel distinct from the rest of the proposed
temporary channels on site.
3. Add note to erosion control sheet clarifying the stockpile and how the basins will be filled in post
development.
4. Ensure consistent values in calculations for runoff coefficients and rain intensity that fits the sit
conditions.
North Carolina Department of Environmental Quality Division of Ener6y, Mineral and Resources
Mooresville Regtnal Otiice 1610 East Center Avznue, Suite 301 Mooresville, North Carolina 29115
704663 1699

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