20061804 Ver 36_SMP_Approval_20210119

DocuSign Envelope ID: 131 E960B-FA6D-4E8D-AE49-891 DFOE9DFOC
ROY COOPER
Governor
MICHAEL S. REGAN
Secretary
S. DANIEL SMITH
Director
NORTH CAROLINA
Environmental Quality
January 19, 2021
DWR # 2006-1804v36
Johnston County
Mr. Jay Lewis — Division President
Dan Ryan Builders — North Carolina, LLC
3000 RDU Center Dr., Suite 202
Morrisville, North Carolina 27560
Subject: APPROVAL OF STORMWATER MANAGEMENT PLAN
Flowers Plantation — Whitley Corner
Dear Mr. Lewis:
The Division of Water Resources (Division) recently reviewed the proposed stormwater management plan
(SMP) for the subject project as required by Individual 401 Water Quality Certification issued by the
Division on November 5, 2008. Submittal of the SMP satisfies the stormwater condition no. 9 of the 401
certification for this phase of the project and is subject to the requirements below.
The Division approves the SMP for Whitley Corner consisting of two (2) wet ponds including all associated
stormwater conveyances, inlet and outlet structures, and grading and drainage patterns depicted on plan
sheets dated November 11, 2020 (revised December 31, 2020), which are incorporated by reference and
are enforceable by the Division. The following conditions also apply [15A NCAC 02H .0506(b)(5)]:
a) The maximum allowable drainage area for the approved wet pond 91 shall be 670,824 square feet
and the maximum allowable built -upon area within that drainage area shall be 372,733 square feet.
The maximum allowable drainage area for the approved wet pond 92 shall be 768,834 square feet
and the maximum allowable built -upon area within that drainage area shall be 525,255 square feet.
Any changes to these allowable maximum areas shall require the applicant to submit and receive
approval from the Division prior to any construction or modification of the current site.
b) The footprint of all stormwater management device(s) as well as an additional 10-foot wide area
on all sides of the device(s) shall be located in either public rights -of -way, dedicated common areas
or recorded easement areas. The final plats for the project showing such rights -of -way, common
areas and easement areas, shall be in accordance with the approved plans.
c) The approved SMP shall be constructed and operational before any permanent building or other
structure is occupied at the site.
d) The SMP may not be modified without prior written authorization from the Division.
D Q
� North Carolina Department of Environmental Quality I Division of Water Resources
512 North Salisbury Street 1 1617 Mail Service Center j Raleigh, North Carolina 27699-1617
NORTH CAROLINA i
919.707.9000

DocuSign Envelope ID: 131 E960B-FA6D-4E8D-AE49-891 DFOE9DFOC
DWR # 2006-1804v36
Page 2 of 2
e) Maintenance activities for stormwater management device(s) shall be performed in accordance
with the notarized O&M agreements signed by Jay Lewis (of Dan Ryan Builders —North
Carolina, LLQ on November 30, 2020. The O&M agreement shall transfer with the sale of the
land or transfer of ownership/responsibility for the approved SMP. The Division shall be notified
promptly of every transfer.
f) Upon completion of construction and prior to operation of the approved stormwater control
device(s), a certification from an appropriate designer for the device certifying that it has been
installed in accordance with the approved plans, specifications, and other supporting
documentation (including construction photos, if available), shall be submitted to the Division (C/O
Chonticha McDaniel; 1617 Mail Service Center, Raleigh, NC 27699-1617 or via email).
g) Additional SMP(s) for future phases must receive written authorization from the Division before
any land disturbance, construction, or expansion of the new phase(s) may occur.
Please contact Chonticha McDaniel at [phone] or chonticha.mcdanielkncdenr. og_v if you have any
questions or concerns regarding this matter.
Sincerely,
DOCUSigned by:
P e W06P
949D91BA53EF4E0...
Paul Wojoski, Supervisor
401 & Buffer Permitting Branch
cc: Mike Stocks, PE — Stocks Engineering, PA. (via email)
DWR, Raleigh Regional Office
DWR 401 & Buffer Permitting Branch File