NCC222587_ESC Approval Submitted_20220725

Terry S
From: Shawn Springer <[e-mail]>
Sent: Wednesday, July 13, 2022 9:10 PM
To: Terry S
Cc: Michael Stewart; Emily Williamson
Subject: Grand Highland Estates [FKA Big Sky] (PLG-003458-2021)
Attachments: Off Set.pdf; Watershed ManagementApproval_V.2.pdf
Attached is a copy of the Conditional Approval Letter for Grand Highland Estates [FKA Big Sky] (PLG-003458-2021) from
Watershed Management. Let me know if you have any questions or need further information (contact info below).
Other comments from other departments may be forthcoming.
Contact Scott Reams, REHS cc'd in this email once NCG01 and any other conditions of approval are attained to
schedule pre -con.
Please bring 5additional copies of the approved plans to pre -con.
Permit fees are due :
Permit
Fees Due
SEC-Oxxxx-2022
$xx
SWF-Oxxxx-2022
$xx
Regards,
Shawn Springer PE,CFM
Environmental Engineer
Wake County Government
Environmental Services / Water Quality
[e-mail]
919.369.6135 mobile [phone] fax
336 Fayetteville • St PO Box 550 • Raleigh, NC 27602
wakegov.com
Wake County Environmental Services would like your feedback. In order to participate, please CLICK HERE!
E-mail correspondence sent to and received from this address may be subject to disclosure under the North
Carolina Public Records Act unless made confidential under applicable law.

Wake County Environmental Services Department
��•1 Water Quality Division, Watershed Management Section
WAKE 336 Fayetteville St. • P.O. Box 550 • Raleigh, NC 27602
COUNTY TEL [phone] • FAX [phone]
WMCPA - WATERSHED MANAGEMENT CONSTRUCTION PLAN APPROVAL
Project Name Grand Highland Estates [FKA Big Sky] (PLG-003458-2021) Watershed Falls Lake
Date Processing
Date Received 01/06/2022 Initiated 02/23/2022 Disturbed Acreage 21.5 acres
SEC-072738- S&E
S&E Permit Number 2021 Plan Review Fee $ 5,375.00 PAID S&E Permit Fee
SWF-072739- SW
SW Permit Number 2021 Plan Review Fee $ 2500.00 PAID
Applicant:
Terry Stephens/Big Sky Estates
Name
LLC
--------------------------------------------------------------
8310 Bandford Way Raleigh NC
Address:
27615
--------------------------------------------------------------
Phone:
919-291-3763
--------------------------------------------------------------
Email:
[e-mail]
--------
Engineer:
Name: Emily Williamson, PE
SW Permit Fee $ 2500.00 PAID
Address: 319 Chapanoke Road Raleigh, NC 27603
---------------
Phone: [phone]
-----------------------------------------------------------------------------------
Email: [e-mail]
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Plan Date/Revision Date: 4.5.18/5.16.18/7.06.2022
The above -referenced erosion control and stormwater management plans have been reviewed and
Approval Date: conditionally approved.
7.13.2022 Grand Highland Estates Subdivision is approved for the creation of 66 lots. Plans approved limiting the
maximum impervious surface of 966,241 SF (22.18 acres) that has been dispersed over 66 lots, roads, utilities,
and mail kiosk. The project shall provide stormwater control (peak attenuation, nutrient and volume
management) with 6 Wet Detention Devices. See approved site data below.
Approved Site Data:
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Permitted Imp
Road ISA (SF)=
Lots ISA (SF)=
(SF)= 966,241
161,900
792,000
Nitrogen Post
Nitrogen Pre
Nitrogen Post
BMP
(lb/ac/yr)= 1.04
(lb/ac/yr)= 3.48
(lb/ac/yr)= 2.69
Nitrogen Post
Phosphorus
Phosphorus
BMP
Pre (lb/ac/yr)= .32
Post (lb/ac/yr)= .63
(lb/ac/yr)= .43
OtherlSA
(SF)= 12,341
Nitrogen
Offset (lb)= 1558.23
Phosphorus
Offset (lb)= 320.88
1
APPROVAL —Watershed Ma nageme nt-V.2_WM