20190752 Ver 4_Chemours Water Flow Monitoring V2.docx_20200813

ROY COOPER
Governor
MICHAEL S. REGAN
Secretary
S. DANIEL SMITH
Director
NORTH CAROLINA
Environmental Quality
April 8, 2020
DWR # 19-0752 v2
Bladen County
Cumberland County
Chemours Company — Fayetteville Works Facility
ATTN: Ms. Christel E. Compton
22828 NC Highway 87 W.
Fayetteville, NC 28306-7332
Subject: APPROVAL OF 401 WATER QUALITY CERTIFICATION WITH ADDITIONAL
CONDITIONS
Chemours -Water Flow Monitoring Project
Dear Ms. Compton:
You have our approval for the impacts listed below for the purpose described in your application dated
February 26, 2020. These impacts are covered by the attached Water Quality General Certification
Number 4132. This certification is associated with the use of Nationwide Permit Number 5 once it has
been issued to you by the U.S. Army Corps of Engineers. This Certification replaces the Certification
issued on July 26, 2019. Please note that you should get any other federal, state or local permits before
proceeding with your project, including those required by (but not limited to) Sediment and Erosion
Control, Non -Discharge, and Water Supply Watershed regulations.
This approval requires you to follow the conditions listed in the enclosed certification(s) or general
permit and the following additional conditions:
1. This Certification is for work associated with a remedial plan as required by Consent Order 17
CVS 580 issued in the North Carolina Superior Court for Bladen County dated February 25, 2019
between the Chemours Company FC, LLC and the State of North Carolina and Cape Fear River
Watch.
2. The following impacts are hereby approved provided that all of the other specific and general
conditions of the Certification are met. No other impacts are approved, including incidental
impacts [15A NCAC 02H .0506 (b)(c)]:
D Q
�� North Carolina Department of Environmental Quality I Division of Water Resources
Fayetteville Regional Office 1 225 Green Street, Suite 714 I Fayetteville, North Carolina 28301
NORTH CAROLINA i
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Type of Impact
Amount Approved
(units)
Permanent
Amount Approved
(units)
Temporary
Strea m
S1— Flume for base flow measurement
0 (linear feet)
12 (linear feet)
S2 — Flume for base flow measurement
0 (linear feet)
12 (linear feet)
S3 — Flume for base flow measurement
0 (linear feet)
12 (linear feet)
S4 — Flume for base flow measurement
0 (linear feet)
12 (linear feet)
S5 — Flume for base flow measurement
0 (linear feet)
12 (linear feet)
S6 — Flume for base flow measurement
0 (linear feet)
12 (linear feet)
S7 — Flume for base flow measurement
0 (linear feet)
12 (linear feet)
S8 — Flume for base flow measurement
0 (linear feet)
12 (linear feet)
TOTAL
0 (liner feet)
96 (linear feet)
3. For the purposes of this Certification, flumes are considered culverts as used in any applicable
conditions on the attached Water Quality General Certification Number 4132.
4. Upon completion of flume installation, the Division shall be notified and photo documentation
provided to the Division. [15A NCAC 02H .0506 (b)(2)]
5. Upon restoration of temporary impacts to streams, the Division shall be notified and photo
documentation provided. All restored areas shall be monitored biannually for at least one year with
photo documentation. The monitoring may be extended if the restoration sites have not adequately
recovered. [15A NCAC 02H .0506 (b)(2) and (c)(2) and 15A NCAC 02H .0507 (c)]
6. The permittee and/or their contractor shall invite the Division to resource assessment meetings or
pre -construction meeting the Army Corps of Engineers are also invited to.
This approval is for the purpose and design described in your application. The plans and specifications
for this project are incorporated by reference as part of the Certification. If you change your project,
you must notify the Division and you may be required to submit a new application package with the
appropriate fee. If the property is sold, the new owner must be given a copy of this approval letter and
General Certification(s)/Permit/Authorization and is responsible for complying with all conditions. [15A
NCAC 02H .0507(d)(2)]
This approval and its conditions are final and binding unless contested. [G.S. 143-215.5]
This Certification can be contested as provided in General Statute 150B by filing a written petition for an
administrative hearing to the Office of Administrative Hearings (hereby known as OAH) within sixty (60)
calendar days.
A petition form may be obtained from the OAH at http://www.ncoah.com/ or by calling the OAH Clerk's
Office at [phone] for information. A petition is considered filed when the original and one (1) copy
along with any applicable OAH filing fee is received in the OAH during normal office hours (Monday
through Friday between 8:OOam and 5:OOpm, excluding official state holidays).

The petition may be faxed to the OAH at [phone], provided the original and one copy of the
petition along with any applicable OAH filing fee is received by the OAH within five (5) business days
following the faxed transmission.
Mailing address for the OAH:
If sending via US Postal Service: If sending via delivery service (UPS, FedEx, etc):
Office of Administrative Hearings Office of Administrative Hearings
6714 Mail Service Center 1711 New Hope Church Road
Raleigh, NC 27699-6714 Raleigh, NC 27609-6285
One (1) copy of the petition must also be served to Department of Environmental Quality:
William F. Lane, General Counsel
Department of Environmental Quality
1601 Mail Service Center
Raleigh, NC 27699-1601
This letter completes the review of the Division under section 401 of the Clean Water Act. Please
contact Chad Turlington at 919-707-3631 or [e-mail] if you have any questions or
concerns.
Sincerely,
DocuSiggnned'�by:
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Trent Allen
Regional Supervisor
Division of Water Resources
Water Quality Regional Operations Section
Enclosures: GC 4132
cc: Emily Greer, Wilmington Regulatory Field Office, Wilmington District ACOE (via email)
Luke Eggering, PWS, Parsons