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HomeMy WebLinkAbout20061804 Ver 20_Stormwater Approval_20170808k'. . -Walei ReSOUliei R ncin.nmunul Quay August 8, 2017 Ms. Rebecca Flowers DWF Development 4880 NC Hwy 42 East Clayton NC 27527 Subject: APPROVAL OF STORMWATER MANAGEMENT PLAN West Ashley at Flowers Plantation Dear Ms. Flowers: ROY COOPER (iurrnur MICHAEL S. REGAN &("l nn 3. JAY ZIMMERMAN 11/cclw DWR # 06-1804 v20 Johnston County 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 #3766 issued by the Division on March 15, 2010. Submittal of the SMP satisfies Condition No. 9 of the 401 Certification for this Phase of the project and is subject to the requirements below. 1. The Division approves this phase as a low density development with impervious surface area of less than 24% and a stormwater drainage system that consists primarily of vegetated conveyances. The following conditions also apply [15A NCAC 02H .0506(b)(5)1: a. A deed restriction shall be placed on the tract in order to limit the amount of impervious surface area to less than 24%. [15A NCAC 02H .0506(b)(5)] b. This tract shall be held, transferred, sold, conveyed, developed and occupied subject to the requirement that upon development of this tract, the then owner shall develop a stormwater management plan approved by the Division if the total impervious area resulting from development of the Property is 24% or more of the total area of the Property. [15A NCAC 02H .0506(b)(5)] c. This restriction contained herein shall be binding upon the owner's successors and assigns, and shall be perpetual and run with the land until released or amended by a release or amendment approved by the Division. [15A NCAC 02H .0506(b)(5)] d. These two documents shall be filed with the Register of Deeds, Johnston County, North Carolina. [15A NCAC 02H .0506(b)(5)]] State of North Carolina I Environmental Quality 450 W. Hanes Mill Road, Suite 300, Winston-Salem, North Carolina 27105 Phone: 336-776-9800 1 FAX: 336-776-9797 DWR p 06-1804 v18 SMP Approval Page 2 of 2 e. If a compliance inspection reveals an impervious surface area of 24% or greater, then you will be in violation of this Condition and required to comply with the requirements of General Certification 3890. [15A NCAC 02H .0506(b)(5)] Maintenance activities shall be performed as necessary to ensure that all vegetated conveyances remain adequately vegetated. [15A NCAC 02H .0506(b)(5)] g. The Division approves the grading and drainage patterns depicted on plan sheets submitted August 2, 2017 as meeting state requirements for diffuse flow. The plans are incorporated by reference and are enforceable by the Division. Additional drainage swales that are not shown on the plans may not be added in the future without appropriate diffuse flow devices and approval from the Division. [15A NCAC 02B.0233(5)] Please contact Sue Homewood at 336-776-9693 or sue.homewood@ncdenr.gov if you have any questions or concerns. Sincerely, M I Karen Higgins, Supervisor 401 & Buffer Permitting Branch cc: DWR 401 & Buffer Permitting Branch File Jeff Carter, Stocks Engineering (via email) DWR RRO Filename: 061804v20FlowersPlantation WestAshley(Johnston)_SM P_a pprova I