20061804 Ver 7_Stormwater Approval_20131015

ICDENR
North Carolina Department of Environment and Natural Resources
Division of Water Resources
Water Quality Programs
Pat McCrory Thomas A. Reeder
Governor Director
October 15, 2013
Riverdell Company
Attn: Ms. Rebecca Flowers
4880 NC Highway 42 East
Clayton, NC 27527
Subject Property: . The Village at Flowers Plantation — POD NW 8 Phase II
APPROVAL OF STORMWATER MANAGEMENT PLAN
Dear Ms. Flowers:
John E. Skvarla, III
Secretary
DWR Project # 06- 1804v7
Johnston County
On February 22, 2013, the Division of Water Quality (DWQ) issued a 401 Water Quality Certification and
Authorization Certificate per the Neuse River Buffer Protection Rules (15A NCAC 2B .0233) to place fill
within or otherwise impact the following:
Type of Impact
Amount Approved (units)
404/Wetlands
0.122 (acre) — permanent
404/Wetlands
.005 (acre) — temporary
Stream — permanent
1,242 (If)
Stream — temporary
200 (If)
Buffer —Zone 1
76,644 (sf)
Buffer — Zone 2
38,891(sf)
In order to meet Condition 9 (stormwater management) of the Water Quality Certification and Buffer
Authorization for this project, a stormwater management plan (SMP) for Pod NW8, dated February 1,
2013, was received on February 1, 2013. This plan was approved on March 18, 2013 (a revised approval
letter was issued March 27, 2013). A revised stormwater management plan for both Pod NW8 and Pod
9, dated April 4, 2013, was received April 4, 2013. This revised plan was approved on May 7, 2013. On
August 16, 2013, a SMP for POD NW8 -Phase II, dated August 16, 2013, was received.
The DWQ approves the SMP for POD NW 8 Phase II as meeting Condition 9 of the Water Quality
Certification and Buffer Authorization. This approval is for the purpose and design that you described in
your application. If you change your project, you must notify us and you may be required to send us a
new SMP. This approval requires to you follow the conditions listed in the Water Quality Certification
and Buffer Authorization for the project and the following additional conditions listed below:
1617 Mail Service Center, Raleigh, North Carolina 27699 -1617
9 -807.63001 FAX: 919 - 733 -3556
nmv ncwaterouality oro
An Equal Opportunity 1 Affirmative Action Employer

Ms. Rebecca Flowers
October 15, 2013
Page 2 of 2
1. The SMP approved by the DWQ consists of one (1) bioretention cell and all associated
stormwater conveyances, inlet and outlet strictures, and the grading and drainage patterns
depicted on plan sheets dated August 6, 2013. The plans and specifications for Pod NW8 (Phase
II) approved by DWR are incorporated by reference into this approval and are enforceable by
DWR, provided however that any modification of the design for the bioretention cell that is
accepted by DWR shall take precedence over the original plans and specifications.
The maximum allowable drainage area for the approved bioretention cell shall be 361,981
square feet and the maximum allowable built -upon area within that drainage area shall be
130,500 square feet. Built -upon area includes, but is not limited to, roofed structures, asphalt,
concrete, gravel, brick, slate, coquina and parking areas, but does not include raised, uncovered
open slat decking or the water surface of swimming pools. Any changes to these maximum
areas shall require the applicant to submit and receive approval for a revised stormwater
management plan by the DWR.
3. The footprint of the bioretention cell as well as an additional 10 -foot wide area on all sides of
the devices shall be located in public rights -of -way, dedicated common areas or recorded
easement areas. The final plats for the project showing all such rights -of -way, common areas
and easement areas shall be in accordance with the approved plans.
4. Maintenance activities for the bioretention cell shall be performed in accordance with the
notarized 0 &M agreements signed by you on August 7, 2013. The 0 &M agreement must
transfer with the sale of the land or transfer of ownership /responsibility for the BMP facility.
DWR must be notified promptly of every transfer.
S. The applicant and /or authorized agent shall provide a completed Certificate of Completion form
to the DWR within thirty (30) days of project completion (available at
http: / /po rta I. ncde n r.o rs /web /wa /swp /ws /401 /ce rtsa nd oe rmits/a pp ly /forms ).
Thank you for your attention to this matter. If you have any questions or wish to discuss these matters
further, please do not hesitate to contact me at (919807 -6373.
Sincerely,
Boyd DeVane
Wetlands, Buffers and Stormwater Compliance and
Permitting (Webscape) Unit
cc: Cherri Smith, DWQ Raleigh Regional Office
USACE Raleigh Regulatory Field Office
DLR Raleigh Regional Office
Deborah Shirley, S &EC, P.A., 11010 Raven Ridge Road, Raleigh, NC 27614
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