SW3151103_HISTORICAL FILE_20180119

STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO. SW �SIIO,�j
DOC TYPE ❑ CURRENT PERMIT
❑ APPROVED PLANS
HISTORICAL FILE
❑ COMPLIANCE EVALUATION INSPECTION
DOC DATE]/��l��j
YYYYMMDD

@McGill
January 17, 2018
Mr. James Moore
North Carolina Department of
Environmental Quality
610 E Center Ave., Suite 301
Mooresville, North Carolina 28115
Dear Mr. Moore:
g 3-37�
V�
♦ g �
•0 N
p Ge 4'-
V
RE: Stormwater Permit Designer's Certification
NC Data Campus Phase B
Permit No. SW3151103
Catawba County, North Carolina
Please find enclosed with this letter a signed copy of the Designer's Certification for the
above referenced project.
This Designer's Certification is being submitted on behalf of the City of Conover
Please do not hesitate to call me if you have any questions or need any additional information.
Sincerely,
McGill Associates, P.A
Kyle Seaman, PE
Project Engineer
cc: Mark Cathey, PE, McGill Associates (w/o enclosure)
Jared Wright, McGill Associates (w/o enclosure)
Jimmy A. Clark, City of Conover (w/o enclosure)
I':\2012\ 12.01427W isc\j m 17jan 18
i
55 Broad Street P.O. Box 2259 ph: 828.252.0575
Asheville, North Carolina 28801 Asheville, North Carolina 28802 f: 828.252.2518 www.mcgillengineers.com

,r �bEMLR USE ONLY ,
Date Received
Fee Paid
Permit Number
Applicable Rules: ❑ Coastal SW -1995 ❑ Coastal SW - 2008 ❑ Ph II - Post Construction
(select all that apply) ❑ Non -Coastal SW- HQW/ORW Waters ❑ Universal Stormwater Management Plan
❑ Other WQ Mgmt Plan:
State of North Carolina
Department of Environment and Natural Resources
Division of Energy, Mineral and Land Resources
STORMWATER MANAGEMENT PERMIT APPLICATIC IN FORM (n
This form may be photocopied for use as an original a - n�
c I. GENERAL INFORMATION 5• �p 2
1. Project Name (subdivision, facility, or establishment name - should be consistent with nam`ee on A
specifications, letters, operation and maintenance agreements, etc.): o A
NC Data Campus Phase B % x•
2. Location of Project (street address):
City:Conover County:Catawba Zip:28613
3. Directions to project (from nearest major intersection):
The main entrance to the proiect site, is located off Thornburg Drive Extension. approximately 2,800 ft NW of
the intersection of Thornburg Rd and NC Rte.16, in between the Tri-City Baptist Church and the Walmart
SuRercenter.
4. Latitude:350 43' 56.28" N Longitude:81° 12' 29.56" W of the main entrance to the project.
IL PERMIT INFORMATION:
1. a. Specify whether project is (check one): ®New ❑Modification ❑ Renewal w/ Modificationt
tRenemals with modifications also requires S WU-102 - Renewal Application Form
b.If this application is being submitted as the result of a modification to an existing permit, list the existing
permit number , its issue date (if known) , and the status of
construction: ®Not Started ❑Partially Completed" ❑ Completed• "provide a designer's certification
2. Specify the type of project (check one):
❑Low Density ®High Density ❑Drains to an Offsite Stormwater System ❑Other
3. If this application is being submitted as the result of a previously returned application or a letter from
DEMLR requesting a state stormwater management permit application, list the stormwater project number,
if assigned, and the previous name of the project, if different than currently
proposed,
4. a. Additional Project Requirements (check applicable blanks; information on required state permits can be
obtained by contacting the Customer Service Center at 1-877-623-6748):
❑LAMA Major ®Sedimentation/Erosion Control: 42.64 ac of Disturbed Area
❑NPDES Industrial Stormwater E404/401 Permit: Proposed Impacts Wetland - 0.06 Acre
b.If any of these permits have already been acquired please provide the Project Name, Project/Permit Number,
issue date and the type of each permit:401 Permit - NC Data Center, DWR# 15-0841, September 1, 2015
Sedimentation/Erosion Control - NC Data Camous, CATA W-2013-016, tune 11, 2013
5. Is the project located within 5 miles of a public airport? ®No ❑Yes
Form SWU-101 Version Oct. 31, 2013 Page 1 of 6

If yes, see S.L. 2012-200, Part VI: littl2:[(portal.ncdenr.org/web/ir/rules-and-regulations
III. CONTACT INFORMATION
1. a. Print Applicant / Signing Official's name and title (specifically the developer, property owner, lessee,
designated government official, individual, etc. who owns the nroieet):
Applicant/Organization: City of Conover
Signing Official & Title:Donald E. Duncan, Jr. - City Manager
b.Contact information for person listed in item la above:
Street Address:101 Ist Street East
City:Conover State:NC Zip:28613
Mailing Address (if applicable):P.O. Box 549
City:Conover State:NC Zip:28613
Phone: (828 ) 464-1191
Email:[e-mail]
Fax: (828 ) 464-5177
c. Please check the appropriate box. The applicant listed above is:
❑ The property owner (Skip to Contact Information, item 3a)
❑ Lessee* (Attach a copy of the lease agreement and complete Contact Information, item 2a and 2b below)
❑ Purchaser* (Attach a copy of the pending sales agreement and complete Contact Information, item 2a and
2b below)
® Developer* (Complete Contact Information, item 2a and 2b below.)
2. a. Print Property Owner's name and title below, if you are the lessee, purchaser or developer. (This is the
person who owns the property that the project is located on):
Property Owner/Organization:Catawba County Property Development Corporation
Signing Official & Title:Scott Millar - President
b.Contact information for person listed in item 2a above
Street Address:1960-B 131h Avenue Drive, SE
City:Hickory State:NC Zip:28602
Mailing Address (if applicable):PO Box 3388
City:Hickory State:NC Zip:28603
Phone: [phone]
Email:[e-mail]
Fax: (828 ) 267-1884
3. a. (Optional) Print the name and title of another contact such as the project's construction supervisor or other
person who can answer questions about the project:
Other Contact Person/Organization:
Signing Official & Title:
b.Contact information for person listed in item 3a above:
Mailing Address:
Phone: ( 1 Fax:
4. Local jurisdiction for building permits: City of Conover -Planning Department
Point of Contact:O. Lance Hight Phone lt: (828 1 464-1191
Form SWU-101 Version Oct. 31, 2013 Page 2 of 6

IV. PROJECT INFORMATION
1. In the space provided below, briefly summarize how the stormwater runoff will be treated.
Two Wet Detention Ponds will be provided to treat stormwater runoff from the proposed project site.
2. a. If claiming vested rights, identify the supporting documents provided and the date they were approved:
❑ Approval of a Site Specific Development Plan or PUD Approval Date:
❑ Valid Building Permit Issued Date:
❑ Other: Date:
b.If claiming vested rights, identify the regulation(s) the project has been designed in accordance with:
❑ Coastal SW -1995 ❑ Ph II - Post Construction
3. Stormwater runoff from this project drains to the Catawba River basin.
4. Total Property Area: 55.43 acres
5. Total Coastal Wetlands Area: acres
6. Total Surface Water Area:1.80 acres
7. Total Property Area (4) - Total Coastal Wetlands Area (5) - Total Surface Water Area (6) = Total Project
Area':53.63 acres
Total project area shall be calculated to exclude the following the normal yool of imppounded structures, the area
between the banks of streams and rivers, the area below the Normal High Water (N;R line or Mean High Water
(MHW) line, and coastal wetlands landward from the NHW (or MHM line. The resultant project area is used to
calculate overall percent built upon area (B UA). Non -coastal wetlands landward of the NHW (or MHW) line may.
be included in the total project area.
8. Project percent of impervious area: (Total Impervious Area / Total Project Area) X 100 = 32.20 %
9. How many drainage areas does the project have72 (For high density, count I for each proposed engineered
stormwater BMP. For low density and other projects, use I for the whole property area)
10. Complete the following information for each drainage area identified in Project Information item 9. If there
are more than four drainage areas in the project, attach an additional sheet with the information for each area
provided in the same format as below.
Basin Information
Drainage Area 1
Drainage Area 2
Drainage Area _
Drainage Area _
Receiving Stream Name
Lyle Creek
UT to Lyle Creek
Stream Class *
C
C
Stream Index Number *
11-76-(0.5)
11-76-(0.5)
Total Drainage Area (sf)
886,827
407,935
On -site Drainage Area (sf)
886,827
407,935
OffsiteDrainage Area (so
0
0
Pro osed Impervious Area** (so
550,164
250,159
% Impervious Area" (total
62%
61%
Impervious- Surface Area
Drainage Area 1
Drainage Area 2
Drainage Area _
Drainage Area _
On -site Buildings/Lots (sf)
On -site Streets (sf)
37,336
On -site Parkin (so
On -site Sidewalks (so
11,031
Other on -site (so
Future (so
501,797
250,159
Off -site (s
Existing BUA*** (sf)
Total (so:
550,164
250,159
" Stream Class and Index Number can be deternined at: http:AAportal.ncdenr.m ebAwq[ps/csu/classi cations
" Inrpervious area is defined as the built upon area including, but not limited to, buildings, roads, parking areas,
sidewalks, gravel areas, etc.
Report only that amount of existing BUA that will remain after development. Do not report any existing BUA that
is to be removed and which will be replaced by new B UA.
Form SWU-101 Version Oct. 31, 2013 Page 3 of 6

'Report only that antou nt of existing BUA that will rentain after development. Do not report any existing BUA that
is to be removed and which will be replaced by new BUA.
11. How was the off -site impervious area listed above determined? Provide documentation. NA
Proiects in Union County: Contact DEMLR Central Ofce staffto check if the project is located within a Threatened &
Endangered Species watershed that may be subject to more stringent storntwater requirements as per 15A NCAC 02B .0600.
V. SUPPLEMENT AND O&M FORMS
The applicable state stormwater management permit supplement and operation and maintenance (O&M) forms
must be submitted for each BMP specified for this project. The latest versions of the forms can be downloaded
from littp://portal.ncdenr.orq/web/wq/ws/­su/bmp-manual.
VI. SUBMITTAL REQUIREMENTS
Only complete application packages will be accepted and reviewed by the Division of Energy, Mineral and
Land Resources (DEMLR). A complete package includes all of the items listed below. A detailed application
instruction sheet and BMP checklists are available from
http://portal.ncdenr.org/web/wq/ws/su/statesw/forms does. The complete application package should be
submitted to the appropriate DEMLR Office. (The appropriate office may be found by locating project on the
interactive online map at http://12ortal.ncdenr.org/web/wq/ws/su/maps.)
Please indicate that the following required information have been provided by initialing in the space provided
for each item. All original documents MUST be signed and initialed in blue ink. Download the latest versions
for each submitted application package from htto://portal.ncdenr.org/web/wq/ws/su/statesw/forms dots.
Initials
1. Original and one copy of the Stormwater Management Permit Application Form. k.rNS
2. Original and one copy of the signed and notarized Deed Restrictions & Protective Covenants d
Form. (if required as per Part VII below)
3. Original of the applicable Supplement Form(s) (sealed, signed and dated) and O&M
agreement(s) for each BMP.
4. Permit application processing fee of $505 payable to NCDENR. (For an Express review, refer to
ht!p://www.envheII2.org/paM/­onestopexpress.htm] onestopexpress.htm] for information on the Express program
and the associated fees. Contact the appropriate regional office Express Permit Coordinator for
additional information and to schedule the required application meeting.)
5. A detailed narrative (one to two pages) describing the stormwater treatment/management for �MS
6. A USGS map identifying the site location. If the receiving stream is reported as class SA or the LLX5
receiving stream drains to class SA waters within r/s mile of the site boundary, include the th
mile radius on the map.
7. Sealed, signed and dated calculations (one copy). \4(I\S
8. Two sets of plans folded to 8.5" x 14" (sealed, signed, & dated), including: V Mci
a. Development/Project name.
b. Engineer and firm.
c. Location map with named streets and NCSR numbers.
d. Legend.
e. North arrow.
f. Scale.
g. Revision number and dates.
h. Identify all surface waters on the plans by delineating the normal pool elevation of
impounded structures, the banks of streams and rivers, the MHW or NHW line of tidal
waters, and any coastal wetlands landward of the MHW or NHW lines.
• Delineate the vegetated buffer landward from the normal pool elevation of impounded
structures, the banks of streams or rivers, and the MHW (or NHW) of tidal waters.
i. Dimensioned property/project boundary with bearings & distances.
j. Site Layout with all BUA identified and dimensioned.
k. Existing contours, proposed contours, spot elevations, finished floor elevations.
1. Details of roads, drainage features, collection systems, and stormwater control measures.
m. Wetlands delineated, or a note on the plans that none exist. (Must be delineated by a
qualified person. Provide documentation of qualifications and identify the person who
made the determination on the plans.
n. Existing drainage (including off -site), drainage easements, pipe sizes, runoff calculations.
o. Drainage areas delineated (included in the main set of plans, not as a separate document).
Form SWU-101 Version Oct. 31, 2013 Page 4 of 6

p. Vegetated buffers (where required).
9. Copy of any applicable soils report with the associated SH WT elevations (Please identify 4_
elevations in addition to depths) as well as a map of the boring locations with the existing
elevations and boring logs. Include an 8.5"xlI" copy of the NRCS County Soils map with the
project area clearly delineated. For projects with infiltration BMPs, the report should also
include the soil type, expected infiltration rate, and the method of determining the infiltration rate.
(Infiltration Devices submitted to WiRO: Schedule a site visit for DEMLR to verify the SHWI' prior
to submittal, [phone].) S
10. A copy of the most current property deed. Deed book: 03151 Page No: 1941-1942
11. For corporations and limited liability corporations (LLC): Provide documentation from the NC
Secretary of State or other official documentation, which supports the titles and positions held
by the persons listed in Contact Information, item la, 2a, and/or 3a per 15A NCAC 2H.1003(e).
The corporation or LLC must be listed as an active corporation in good standing with the NC
Secretary of State, otherwise the application will be returned.
http://www.secretary.state.nc.us/Corl2orations/CSearch.aspx
VII. DEED RESTRICTIONS AND PROTECTIVE COVENANTS
For all subdivisions, outparcels, and future development, the appropriate property restrictions and protective
covenants are required to be recorded prior to the sale of any lot. If lot sizes vary significantly or the proposed
BUA allocations vary, a table listing each lot number, lot size, and the allowable built -upon area must be
provided as an attachment to the completed and notarized deed restriction form. The appropriate deed
restrictions and protective covenants forms can be downloaded from http:12ortal.ncdenr.org/web/Ir/state-
stormwater-fonns does. Download the latest versions for each submittal.
In the instances where the applicant is different than the property owner, it is the responsibility of the property
owner to sign the deed restrictions and protective covenants form while the applicant is responsible for ensuring
that the deed restrictions are recorded. .
By the notarized signature(s) below, the permit holder(s) certify that the recorded property restrictions and
protective covenants for this project, if required, shall include all the items required in the permit and listed
on the forms available on the website, that the covenants will be binding on all parties and persons claiming
under them, that they will run with the land, that the required covenants cannot be changed or deleted
without concurrence from the NC DEMLR, and that they will be recorded prior to the sale of any lot.
VIII. CONSULTANT INFORMATION AND AUTHORIZATION
Applicant: Complete this section if you wish to designate authority to another individual and/or firm (such as a
consulting engineer and/or firm) so that they may provide information on your behalf for this project (such as
addressing requests for additional information).
Consulting Engineer:Kyle M. Seaman, PE
Consulting Firm: McGill Associates
Mailing Address:P.O. Box 2259
City:Asheville State:NC Zip:28802
Phone: [phone] Fax: [phone]
Emad:[e-mail]
IX. PROPERTY OWNER AUTHORIZATION (if Contact Information, item 21as been fulled out, complete this
section)
1, (print or hjpe name of person listed in Contact Information, item 2a) Scott Millar certify that I
own the property identified in this permit application, and thus give permission to (print or hjpe name of person
listed in Contact Information, item 1a) Donald E. Duncan Jr. with (print or type name of organization listed in
Contact lnfornation, item la) CihLof Conover to develop the project as currently proposed. A copy of
the lease agreement or pending property sales contract has been provided with the submittal, which indicates the
party responsible for the operation and maintenance of the stormwater system.
Fonn SWU-101 Version Oct. 31, 2013 Page 5 of 6

As the legal property owner I acknowledge, understand, and agree by my signature below, that if my designated
agent (entity listed in Contact Information, item 1) dissolves their company and/or cancels or defaults on their
lease agreement, or pending sale, responsibility for compliance with the DEMLR Stormwater permit reverts back
to me, the property owner. As the property owner, it is my responsibility to notify DEMLR immediately and
submit a completed Name/Ownership Change Form within 30 days; otherwise I will be operating a stormwater
treatment facility without a valid permit. I understand that the operation of a stormwater treatment facility
without a valid permit is a violation of NC General Statue 143-215.1 and may result in appropriate enforcement
action inc ludi th ss s men of civ' allies of up to $25,000 per day, pursuant to NCGS 143-215.6.
Signature:_ Date: 2- 7-t> S
I,U Eg C• FE 6io a Notary Public for the StatteofN_x t,ti a Pte. County of
n
�I 4I A W A , do hereby certify that S !,� L k I u A-f— personally appeared
before me thiasday of Noqat64 ,aS . and ack o ledge t d ecutio f the application for
a stormwater permit. Witness my hand and official seal,
, LqA
SEAL
My commission expires b D �4 _ wbj Y
X. APPLICANT'S CERTIFICATION
1, (print or hjpe name of person listed in Contact Inforration, item 1a) Donald E. Duncan, Jr.
certify that the information included on this permit application form is, to the best of my knowledge, correct and
that the project will be constructed in conformance with the approved plans, that the required deed restrictions
and protective covenants will be recorded, and that the proposed project complies with the requirements of the
applicable stormwater rules under 15A NCAC 2H .1000 and any other applicable state stormwater requirements.
Signature: .Tp �� Date:,,
I, C�kl� C• tC�� a Notary Public for the State of 0 &U,J County of
(�A-tAWAA do hereby certify that �(I�tTuL�. U��'J� �% personally appeared
before me this day of (�^,j� as 5, and ac ledge the ue ttion of he application for
a stormwater permit. Witness my hand and official seal, _ o
CgTA1N6P��``�
wnwnna
Form SWO-101 Version Oct. 31, 2013
SEAL
My commission expires 10 "0� �_ J� 0
Page 6 of 6

McGill
A S S O C I A T E S
November 17, 2015
Mr. Mike Randall
Stormwater Program
Division of Energy, Mineral and Land Resources
512 N. Salisbury Street
Archdale Building — 9°i Floor
Raleigh, North Carolina 27604-1 170
RE: Stormwater Permit Application
NC Data Campus Phase B
Catawba County, North Carolina
Dear Mr. Randall:
Please accept this Stormwater permit application for the above referenced project being submitted
on behalf of the owner, the Catawba County Property Development Corporation. The following
information is enclosed with this letter:
Two (2) copies of plans
One (1) copy of the Calculation Booklet which contains Nov /V�`�
o Narrative
o Calculations p�N ZVI$
•
• Copy the Deed o Corporationical ReportSrpRMwq cRpFR�CT N�
o USGS Map
• Two (2) copies (including one original copy) of the Stormwater Management Permit Application
Form
• Two (2) copies (including one original copy) of the Deed Restrictions & Protective Convenances
• Two (2) copies (including one original copy) of the Wet Pond No. 1 Supplement form
• Two (2) copies (including one original copy) of the Wet Pond No. 2 Supplement form
• Two (2) copies (including one original copy) of the Wet Pond No. I Operation and Maintenance
Agreement
• Two (2) copies (including one original copy) of the Wet Pond No, 2 Operation and Maintenance
Agreement
Y Check Number 032309 in the amount of $505.00 for permitting fees
Please do not hesitate to call me if you have any questions or need any additional information.
Sincerely,
McGill Associates, P.A
A . iee�
Kyle Seaman, PE
Project Engineer
55 Broad Street P.O. Box 2259 ph: 829.252.0575
Asheville, North Carolina 28801 Asheville, North Carolina 28802 f: 828.252.2518 www.inegillenginecm,.com

cc: Mark Cathey, PE (w/o enclosure)
Andy Lovingood, PE (w/o enclosure)
Jimmy A Clark, Public Works Director — City of Conover (w/o enclosure)
H2012\12.01427\Misc\Stomiwater Report