HomeMy WebLinkAboutWQ0033379_Application (FTSE)_20191127Permit Number WQ0033379
Program Category
Non -discharge
Permit Type
Gravity Sewer Extension, Pump Stations, & Pressure Sewer Extensions
Primary Reviewer
dean.hunkele
Coastal SWRule
Permitted Flow
22,680
Facility Name
Tara Forest Sewer
Location Address
Owner
Owner Name
Brunswick Regional Water and Sewer H2go
Central Files, APS _ SWP
11/812019
Permit Tracking Slip
Status
Project Type
In review
Major modification
Version
Permit Classification
B
Individual
Permit Contact Affiliation
Major/Minor Region
Minor Wilmington
County
Brunswick
Facility Contact Affiliation
Owner Type
Government - County
Owner Affiliation
Robert Walker
PO Box 2230
Dates/Events Leland NC 28451223
Scheduled
Ong Issue App Received Draft Initiated Issuance Public Notice Issue Effective Expiration
9/5/2008 11/4/2019
Regulated Activities Requested /Received Events
Subdivision Additional information requested
Wastewater collection Additional information received
Outfall
Waterbody N -
FINLEY PROPERTIES LLC
STROUD ENGINEERING, P.A. dITTVIEN OO IP 4MG] WODUMIL
102-D Cinema Drive
Wilmington, NC 28403
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WE ARE SENDING YOU ❑ Attached ❑ Under separate cover via
❑ Shop drawings ❑ Prints ❑ Plans
❑ Copy of letter ❑ Change order ❑
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the following items:
❑ Samples ❑ Specifications
COPIES
DATE
NO.
DESCRIPTION
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THESE ARE TRANSMITTED as checked below:
❑
For approval
❑
For your use
❑
As requested
❑
For review and comment
❑
FORBIDS DUE
REMARKS
❑ Approved as submitted
❑ Approved as noted
❑ Returned for corrections
1-1
❑ Resubmit copies for approval
❑ Submit copies for distribution
❑ Return corrected prints
❑ PRINTS RETURNED AFTER LOAN TO US
COPY TO
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If enclosures are not as noted, kindly notify us at once.
Division of Water Resources
State of North Carolina
Department of Environmental Quality
Division of Water Resources
15A NCAC 02T .0300 — FAST TRACK SEWER SYSTEM EXTENSION APPLICATION
FTA 04-16 & SUPPORTING DOCUMENTATION
Application Number:
(to be completed by DWR)
All items must be completed or the application will be returned
I. APPLICANT INFORMATION:
1. Applicant's name: Brunswick Regional Water and Sewer H2GO (company, municipality, HOA, utility, etc.)
2. Applicant type: ❑ Individual ❑ Corporation ❑ General Partnership ❑ Privately -Owned Public Utility
❑ Federal ❑ State/County ❑ Municipal ® Other
3. Signature authority's name: Bob Walker per 15A NCAC 02T .0106(b)
Title: Executive Director
4. Applicant's mailing address: PO Box 2230
City: Leland State: NC Zip: 28451
5. Applicant's contact information:
Phone number: (910) 371-9949 Email Address: bwalker@h2goonline.com
II. PROJECT INFORMATION:
1. Project name: Finley Farms
2. Application/Project status: ® sed (New Permit) .Existing Permit/Project
If a modification, provide the existing permit number: W000 and issued date:
If new construction but part of a master plan, provide the existing permit number: WQ00
3. County where project is located: Brunswick
4. Approximate Coordinates (Decimal Degrees): Latitude: 34.2099' Longitude:-78.0558'
5. Parcel ID (if applicable): 046EA001
(or Parcel ID to closest downstream sewer)
III. CONSULTANT INFORMATION:
1. Professional Engineer: David L. Menius License Number: 35677
Firm: Stroud Engineering P.A.
Mailing address: 102 D Cinema Drive
City: Wilmington State: NC Zip: 28403-
Phone number: 910) 815-0775 Email Address: lmenius@stroudengineer.com
IV. WASTEWATER TREATMENT FACILITY (WWTF) INFORMATION:
1. Facility Name: Northeast Brunswick Regional WWTP Permit Number: NCO086819
Owner Name: Brunswick Regional Water and Sewer H2GO
V. RECEIVING DOWNSTREAM SEWER INFORMATION (if different than WWTF):
1. Permit Number(s): W00033379 Downstream (Receiving) Sewer Size: 8 inch
System Wide Collection System Permit Number(s) (if applicable): WQCS
Owner Name(s): Brunswick Regional Water and Sewer H2GO
9,5- oy
FORM: FTA 04-16 Page I of 5
Vl. GENERAL REQUIREMENTS
1. If the Applicant is a Privately -Owned Public Utility, has a Certificate of Public Convenience and Necessity been attached?
❑ Yes ❑No ®N/A
2. If the Applicant is a Developer of lots to be sold, has a Developer's Operational Agreement (FORM: DEV) been attached?
❑ Yes ❑No ®N/A
3. If the Applicant is a Home/Property Owners' Association, has an Operational Agreement (FORM: HOA) been attached?
❑ Yes ❑No ®N/A
4. Origin of wastewater: (check all that apply):
® Residential Owned ❑ Retail (stores, centers, malls) ❑ Car Wash
❑ Residential Leased ❑ Retail with food preparation/service ❑ Hotel and/or Motels
❑ School / preschool / day care ❑ Medical / dental / veterinary facilities ❑ Swimming Pool /Clubhouse
❑ Food and drink facilities ❑ Church ❑ Swimming Pool/Filter Backwash
❑ Businesses / offices / factories ❑ Nursing Home ❑ Other (Explain in Attachment)
5. Nature of wastewater : 100 % Domestic/Commercial % Commercial
%Industrial (See 15A NCAC 02T .0103(20))
is there a Pretreatment Program in effect? ❑ Yes ❑ No
6. Hasa flow reduction been approved under 15A NCAC 02T .0114(t)? ®Yes ❑ No
➢ If yes, provide a copy of flow reduction approval letter
7. Summarize wastewater generated by project:
Establishment Type (see 02T.0114(1))
Daily Design Flow s,"
No. of Units
Flow
3 bedroom residence
210 gal/day
18
3,780 GPD
gal/
GPD
gal/
GPD
gal/
GPD
gal/
GPD
gal/
GPD
Total
3,780 GPD
a See 15A NCAC 02T .0114(b). (d). (e)(1) and (e)(2) for caveats to wastewater design flow rates (i.e., minimum flow per
dwelling; proposed unknown non-residential development uses; public access facilities located near high public use
areas; and residential property located south or east of the Atlantic Intracoastal Waterway to be used as vacation rentals
as defined in G.S. 42A-4).
b Per 15A NCAC 02T .0114(c), design flow rates for establishments not identified [in table 15A NCAC 02T.0114] shall
be determined using available flow data, water using fixtures, occupancy or operation patterns, and other measured data.
8. Wastewater generated by project: 3 780 GPD (per 15A NCAC 02T .0114)
➢ Do not include future flows or previously permitted allocations
If permitted flow is zero, indicate why:
❑ Pump Station or Gravity Sewer where flow will be permitted in subsequent permits that connect to this line
❑ Flow has already been allocated in Pennit Number:
❑ Rehabilitation or replacement of existing sewer with no new flow expected
❑ Other (Explain):
FORM: ETA 04-I6 Page 2 of 5
VIL GRAVITY SEWER DESIGN CRITERIA (If Applicable) - 02T .0305 & MDC (Gravity Sewers):
1. Summarize gravity sewer to be permitted:
Size (inches) Length (feet) Material
8 295 PVC
➢ Section II & III of the MDC for Permitting of Gravity Sewers contains information related to design criteria
➢ Section III contains information related to minimum slopes for gravity sewer(s)
➢ Oversizing lines to meet minimum slope requirement is not allowed and a violation of the MDC
VIII. PUMP STATION DESIGN CRITERIA (If Applicable) — 02T .0305 & MDC (Pump Stations/Force Mains):
COMPLETE FOR EACH PUMP STATION INCLUDED IN THIS PROJECT
1. Pump station number or name:
2. Approximate Coordinates (Decimal Degrees): Latitude: Longitude:
3. Design flow of the pump station: millions gallons per day (firm capacity)
4. Operational point(s) of the putnp(s): gallons per minute at feet total dynamic head (TDH)
5. Summarize the force main to be permitted (for this Pump Station):
Size (inches) Length (feet) Material
6. Power reliability in accordance with 15A NCAC 02T .0305(h)(1):
❑ Standby power source or pump with automatic activation and telemetry - 15A NCAC 02T .0305(h)(1)(B):
➢ Required for all pump stations with an average daily flow greater than or equal to 15,000 gallons per day
➢ Must be permanent to facility
Or if the pump station has an average daily flow less than 15,000 gallons per day:
❑ Portable power source with manual activation, quick -connection receptacle and telemetry - 15A NCAC 02T
.0305(h)(1)(C)
or
❑ Portable pumping unit with plugged emergency pump connection and telemetry - 15A NCAC 02T .0305(h)(1)(C):
➢ It shall be demonstrated to the Division that the portable source is owned or contracted by the applicant (draft agreement)
and is compatible with the station.
➢ If the portable power source or pump is dedicated to multiple pump stations, an evaluation of all the pump stations'
storage capacities and the rotation schedule of the portable power source or pump, including travel timeframes, shall be
provided in the case of a [multiple station power outage.
FORM: FTA 04-16 Page 3 of 5
IX. SETBACKS & SEPARATIONS — (02B .0200 & ISA NCAC 02T.0305(f)):
1. Does the project comply with all separations found in 15A NCAC 02T .0305(f) & (g)
➢ 15A NCAC 02T.0305(f) contains minimum separations that shall be provided for sewer systems:
® Yes ❑ No
Setback Parameter*
Separation Required
Storm sewers and other utilities not listed below (vertical)
24 inches
Water mains vertical -water over sewer including in benched trenches
18 inches
Water mains (horizontal)
10 feet
Reclaimed water lines (vertical - reclaimed over sewer)
18 inches
Reclaimed water lines (horizontal - reclaimed over sewer)
2 feet
**Any private or public water supply source, including any wells, WS-I waters of Class I or
Class II impounded reservoirs used as a source of drinking water
100 feet
**Waters classified WS (except WS-I or WS-V), B, SA, ORW, HOW, or SB from normal
high water or tide elevation) and wetlands see item IX.2
50 feet
**Any other stream, lake, impoundment, or ground water lowering and surface drainage
ditches
10 feet
Any buildinR foundation
5 feet
Any basement
10 feet
Top slope of embankment or cuts of 2 feet or more vertical height
10 feet
Drainage systems and interceptor drains
5 feet
Any swimming pools
10 feet
Final earth grade (vertical)
36 inches
➢ 15A NCAC 02T.0305(g) contains alternatives where separations in 02T.0305(f) cannot be achieved.
➢ **Stream classifications can be identified using the Division's NC Surface Water Classifications webnage
➢ If noncompliance with 02T.0305(f) or (g), see Section X of this application
2. Does the project comply with separation requirements for wetlands? (50 feet of separation) ® Yes ❑ No
➢ See the Division's draft separation requirements for situations where separation cannot be meet
➢ No variance is required if the alternative design criteria specified is utilized in design and construction
➢ As built documents should reference the location of areas effected
3. Does the project comply with all setbacks found in the river basin rules per 15A NCAC 02B .0200? ® Yes ❑ No
➢ This would include Trout Buffered Streams per 15A NCAC 213.0202
4. Does the project comply with an individual 404 Permit or any 401 Certifications? ® Yes ❑ No
➢ Wetland -related pennits shall be requested, obtained, and adhered to for projects that impact wetlands or surface waters
➢ Information can be obtained from the 401 & Buffer Perutitting Branch
5. Does project comply with 15A NCAC 02T.0105(c)(6) (additional permits/certifications)?
4 ■ 1
Per 15A NCAC 02T.0105(c)(6), directly related environmental permits or certification applications are being prepared, have
been applied for, or have been obtained. Issuance of this permit is contingent on issuance of dependent permits (erosion and
sedimentation control plans, stormwater management plans, etc.).
6. Does this project include any sewer collection lines that are deemed "high -priority?"
Per 15A NCAC 02T.0402, "high -priority sewer" means "any aerial sewer, sewer contacting surface waters, siphon, or sewer
positioned parallel to streambanks that is subject to erosion that undermines or deteriorates the sewer.
❑ Yes ® No
➢ If yes, include an attachment with details for each line, including type (aerial line, size, material, and location).
High priority lines shall be inspected by the permittee or its representative at least once every six -months and
inspections documented per 15A NCAC 02T.0403(a)(5) or the permitee's individual System -Wide Collection permit.
FORM: FTA 04-16 Page 4 of 5
X. CERTIFICATIONS:
1. Does the submitted system comply with 15A NCAC 02T, the Minimum Design Criteria for the Permitting of Pump Stations
and Force Mains (latest version), and the Gravity Sewer Minimum Design Criteria (latest version) as applicable?
® Yes ❑ No
If No, complete and submit the Variance/Alternative Design Request application (VADC 10-14) and supporting documents
for review. Approval of the request is required prior to submittal of the Fast Track Application and supporting
documents.
2. Professional Engineer's Certification:
name from Application Item Ill. I.)
that this application for
has been reviewed by me and is accurate, complete and consistent with the information supplied in the plans, specifications,
engineering calculations, and all other supporting documentation to the best of my knowledge. I further attest that to the best
of my knowledge the proposed design has been prepared in accordance with the applicable regulations, Gravity Sewer
Minimum Design Criteria for Gravity Sewers (latest version), and the Minimum Design Criteria for the Fast -Track
Permitting of Pump Stations and Force Mains (latest version). Although other professionals may have developed certain
portions of this submittal package, inclusion of these materials under my signature and seal signifies that I have reviewed this
material and have judged it to be consistent with the proposed design.
NOTE — In accordance with General Statutes 143-215.6A and 143-215.613, any person who knowingly makes any false
statement, representation, or certification in any application package shall be guilty of a Class 2 misdemeanor, which may
include a fine not to exceed $10,000, as well as civil penalties up to $25,000 per violation. , ,, i i � ,„
North Carolina Professional Engineer's seal, signature, and date:
SEAL
35677 =
3. Applicant's Certification per 15A NCAC 02T .0106(b): II 30/2019
I, __60 f j WgJ ke/ attest that this application for
(Signature Authority's name & title from Application Item I.3.)
has been reviewed by me and is accurate and complete to the best of my knowledge. I understand that if all required parts of
this application are not completed and that if all required supporting documentation and attachments are not included, this
application package is subject to being returned as incomplete. I understand that any discharge of wastewater from this non -
discharge system to surface waters or the land will result in an immediate enforcement action that may include civil penalties,
injunctive relief, and/or criminal prosecution. I will make no claim against the Division of Water Resources should a
condition of this permit be violated. I also understand that if all required parts of this application package are not completed
and that if all required supporting information and attachments are not included, this application package will be returned to
me as incomplete.
NOTE — In accordance with General Statutes 143-215.6A and 143-215.6B, any person who knowingly makes any false
statement, representation, or certification in any application package shall be guilty of a Class 2 misdemeanor, which may
include a fine not to exceed $100000 as well as civil penalties up to $25,000 per violation.
/
Signature: ! U'✓ V VL/f '� Date: / 0 z' /
FORM: FTA 04-16 Page 5 of 5
P)tels[istt of i�i!att:r Ee��btra Ste,,,;
State of North Carolina
Department of Environmental Quality
Division of Water Resources
Flow Tracking for Sewer Extension Applications
(FTSE 10-18)
Entity Requesting Allocation: Brunswick H2GO
Project Name for which flow is being requested: Finley Farms
More than one FTSE nnny be required for a single project if the owner of the WWTP is not responsible for all pannp
stations along the route of the proposed wastewater flow.
I. Complete this section only if you are the owner of the wastewater treatment plant.
a. WWTP Facility Name: Northeast Brunswick Regional W WTF
b. WWTP Facility Permit #: WQ 0086819
c. WWTP facility's permitted flow
d. Estimated obligated flow not yet tributary to the WWTP
e. WWTP facility's actual avg. flow
f. Total flow for this specific request
g. Total actual and obligated flows to the facility
h. Percent of permitted flow used
All flows are in MGD
2.475
1.165
2.116
0.003780
3.285
132.73%
II. Complete this section for each pump station you are responsible for along the route of this proposed
wastewater flow.
List pump stations located between the project connection point and the WWTP:
(A)
(B)
(C)
(D)=(B+C) (E)=(A-D)
Design
Obligated,
Pump
Pump
Average
Approx.
Not Yet
Total Current
Station
Station
Firm Daily Flow**
Current
Tributary
Flow Plus
(Name m
Permit
Capacity, * (Firm / po,
Avg. Daily
Daily Flow,
Obligated Available
Number)
No.
MGD MGD
Flow, MGD
MGD
Flow Capacity***
* The Firm Capacity (design flow) of any pump station is defined as the maximum pumped flow
that can be achieved with the largest pump taken out of service.
** Design Average Daily Flow is the firm capacity of the pump station divided by a peaking factor
(pf) not less than 2.5, per Section 2.02(A)(4)(c) of the Minimum Design Criteria.
*** A Planning Assessment Addendum shall be attached for each pump station located
between the project connection point and the WWTP where the Available Capacity is < 0.
Downstream Facility Name (Sewer):
Downstream Permit Number:
Page 1 of 6
FTSE 10-18
III. Certification Statement:
I Wm. L. Pinnix, P.E. (Eng. Director) certify to the best of my knowledge that the addition of
the volume of wastewater to be permitted in this project has been evaluated along the route to the receiving
wastewater treatment facility and that the flow from this project is not anticipated to cause any capacity
related sanitary sewer overflows or overburden any downstream pump station en route to the receiving
treatment plant under normal circumstances, given the implementation of the planned improvements
identified in the planning assessment where applicable. This analysis has been performed in accordance
with local established policies and procedures using the best available data. This certification applies to
those items listed above in Sections I and II plus all attached planning assessment addendums for which I
am the responsible party. Signature of this form certifies that the receiving collection system or treatment
works has adequate capacity to transport and treat the proposed new wastewater.
Signing Official Signature
Title of Signing
;t s .
Page 2 of 6
FTSE 10-18
F
DINNIon of Water Rv%ounces
State of North Carolina
Department of Environmental Quality
Division of Water Resources
Flow Tracking for Sewer Extension Applications
(FTSE 10-18)
Entity Requesting Allocation: Bruns. Regional Water & Sewer H2GO
Project Name for which flow is being requested: Finley Farms
More than are FTSE nay be required for a single project if the owner of the WWTP is not responsible for ahi pump
stations along the route of the proposed wastewater flaw.
1. Complete this section only if you are the owner of the wastewater treatment plant.
a. WWTP Facility Name: Northeast Brunswick Regional WWTP
b. WWTP Facility Permit #: NCO086819
c. WWTP facility's permitted flow
d. Estimated obligated flow not yet tributary to the WWTP
e. WWTP facility's actual avg. flow
f. Total flow for this specific request
g. Total actual and obligated flows to the facility
It. Percent of permitted flow used
All flows are in MGD
0.003780
II. Complete this section for each pump station you are responsible for along the route of this proposed
wastewater flow.
List pump stations located between the project connection point and the WWTP:
(A)
(B)
(C)
(D)=(B+C)
(E)=(A-D)
Design
Average
Approx.
Obligated,
Total
Pump
Pump
Daily
Current
Not Yet
Current
Station
Station
Firm
Flow**
Avg. Daily
Tributary
Flow Plus
(Name or
Permit
Capacity, *
(Firm / pf),
Flow,
Daily Flow,
Obligated
Available
Number)
No.
MGD
MGD
MGD
MGD
Flow
Capacity***
14
WQ0016854M
0.288
0.115
0.079
0.019
0.099
0.017
12
WQ0016854M
0.292
0.117
0.122
0.084
0.205
-0.089
16 WQ0016854M 1.159 0.464 0.167 0.208 0.375 0.089
The Firm Capacity (design flow) of any pump stanfined as the maximum pumped flow
that can be achieved with the largest pump taken out of service.
** Design Average Daily Flow is the firm capacity of the pump station divided by a peaking factor
(pf) not less than 2.5, per Section 2.02(A)(4)(c) of the Minimum Design Criteria.
*** A Planning Assessment Addendum shall be attached for each pump station located
between the project connection point and the WWTP where the Available Capacity is < 0.
Downstream Facility Name (Sewer): Brunswick Regional Water & Sewer
Downstream Permit Number: WQ0016854(M)
Page 1 of 6
FTSE 10-18
III. Certification Statement:
I Bob Walker certify to the best of my knowledge that the addition of
the volume of wastewater to be permitted in this project has been evaluated along the route to the receiving
wastewater treatment facility and that the flow from this project is not anticipated to cause any capacity
related sanitary sewer overflows or overburden any downstream pump station en route to the receiving
treatment plant under normal circumstances, given the implementation of the planned improvements
identified in the planning assessment where applicable. This analysis has been performed in accordance
with local established policies and procedures using the best available data. This certification applies to
those items listed above in Sections I and II plus all attached planning assessment addendums for which I
am the responsible party. Signature of this form certifies that the receiving collection system or treatment
works has adequate capacity to transport and treat the proposed new wastewater.
Signing
Title of Signing Official
0—G—
Date
Page 2 of 6
FTSE 10-18
PLANNING ASSESSMENT ADDENDUM (PAA)
Submit a planning assessment addendum for each pump station listed in Section 11 where Available Capacity is <
0.
Pump Station (Name or Number):
Given that:
a. The proportion and amount of Obligated, Not Yet Tributary Daily Flow (C) accounts for
40 % and .084 MGD of the Available Capacity (E) in Pump Station
12 ; and that
b. The rate of activation of this obligated, not yet tributary capacity is currently approximately
.0042 MGD per year; and that
c. A funded Capital Project that will provide the required planned capacity, namely
US 17 Gravity Sewer is in design or under construction with
planned completion in 6 ; and/or
d. The following applies:
We are in the process of completing construction of a new gravity line that will reverse the
flow for lift station 12 allowing more capcity to be handled by that station.
Therefore:
Given reasonably expected conditions and planning information, there is sufficient justification to allow
this flow to be permitted, without a significant likelihood of over -allocating capacity in the system
infrastructure.
I understand that this does not relieve the collection system owner from complying with G.S. 143-
215.67(a) which prohibits the introduction of any waste in excess of the capacity of the waste disposal
system.
Signing Of
cial Signature
Date
Page 3 of 6
FTSE 10-18
STROUD ENGINEERING, P. A.
CONSULTING ENGINEERS
102D CINEMA DRIVE
WILMINGTON, NORTH CAROLINA 28403
W WW.STROUDENGINEER.COM
LICENSE NO. C-0647
November 4, 2019
NCDEQ
Attn: Mr. Dean Hunkele
127 Cardinal Drive Extension
Wilmington, NC 28405
Re: Sewer Main Extension
Finley Farms Subdivision
Dean:
Please find the attached application and supporting documents for extending public gravity sewer
mains to provide service to 8 lots in the proposed subdivision located off of Springstone Drive in
Brunswick County. These 8 lots will have an average daily sewer flow of 1,680 GPD tributary
to the proposed main in accordance with the flow reduction afforded this service area.
Additionally, 10 lots within the subject project are adjacent to gravity mains permitted by
WQ0033379. The lots will be sewered by service taps on the existing 8" gravity mains and will
have an average daily sewer flow of 2,100 GPD. The total flow for the 18 lots in the subject
project is 3,780 GPD.
Thank you for your attention to this matter. Please let me know what additional information you
will need to process this request. Do not hesitate to contact me with any questions or concerns.
Respectfully,
David L. Menus, P.E.
Stroud Engineering, PA
107E COMMERCE STREET
GREENVILLE, NORTH CAROLINA 27858
252.756.9352
102D CINEMA DRIVE
WILMINGTON. NORTH CAROLINA 28403
C761816118JAVI:.
3302C BRIDGES STREET
MOREHEAD CITY, NORTH CAROLINA 28557
252.247.7479
Project Narrative
Protect Summa
Finley Farms Subdivision
PW-1290
11 /4/2019
The purpose of this project is to construct 18 single family homes on 9.34 acres of land located in
Brunswick County near the existing intersection of Springstone Drive and Tara Forest Drive.
Site Description
The subject property is located in an unincorporated portion of Brunswick County. It is
immediately adjacent to the Tara Forest subdivision, which is within the Town of Leland. A total
of 10 proposed lots will front on Springstone Drive, an existing public roadway also within the
Town of Leland. No new roads, sidewalks, or utilities are proposed to enable these lots. A new
private roadway —Finley Court —will be constructed to provide access to an additional 8 lots.
Public water and sewer mains will be extended along Finley Court to provide utility service.
The topography of the site is generally flat. An existing ditch located along Springstone Drive
receives runoff from the property and drains towards Lanvale Road. Portions of the ditch located
north of a proposed Brunswick County detention pond outfall will be filled. The Springstone Drive
R/W does not drain to this ditch.
Utilities
Water service for the site will be provided by tapping the existing public main located in the near
shoulder of Springstone Drive and extending a new 2" public main around the cul de sac. The
average daily water demand for the 8 homes is 3,200 GPD.
Sewer service for the site will be provided by coring the existing manhole in the public gravity
sewer system located in the opposite shoulder of Springstone Drive and extending a new 8"
public gravity main into the site. The average daily sewer flow for the 8 homes is 1,680 GPD.
The 10 lots which front on Springstone Drive will be provided with service taps on the existing
public mains, adding another 2,100 GPD.
The total average daily sewer flow is 3,780 GPD.
Soils
Soils in the project area are mapped in the USDA Soil Survey as Torhunta mucky fine sandy
loam. This soil group is generally poorly drained and is classified as soil groups A-D, depending
on drainage conditions.
Planned Erosion Control and Stormwater Management Practices
The overall project is designed to meet NCDEQ low density requirements. The northernmost 2.8
acres of the site —which included 6 lots and a pond —was permitted by NCDEQ on 6/21/2017 as
SW8 170316. This permit is presently being modified to include an additional 6.5 acres that
contains 12 lots, Finley Court, and a second pond. A single Brunswick County stormwater permit
is being sought for the entire 9.3 acre site.
Portions of the project fronting on Springstone Drive are standard low density with no engineered
system as part of the permitted NCDEQ treatment. It should be noted that Springstone Drive
(existing Town of Leland 50' public R/W) is not part of the project area and is covered by a
separate stormwater permit (LSW10-01). No runoff from the Finley Farms property is designed
to reach the collection system in Springstone Drive. Runoff from the Springstone Drive R/W,
including proposed driveway crossings, will continue draining towards Springstone Drive.
Portions of the project adjacent and draining to Finley Court (proposed 40' private R/W) will be
collected in the gutter and conveyed to an NCDEQ low density curb outlet swale.
Two ponds are provided to meet Brunswick County detention. The ponds effectively function as
a single pond, as they are linked by a submerged culvert and have a single outlet structure. The
excavated material will be used to raise the grade of the lots approximately 1 foot. Approximately
7.2 acres of the 9.34 acres site is routed through the pond for detention. Most of the 2.1 acres
that is allowed to bypass the pond consists of rear/side yards of lots 1-9. Approximately half of
the building envelope of lots 3C, 1, 8, and 9 are allowed to bypass the pond by draining via sheet
flow to adjacent swales. At any given time during the 1 year, 24 hour storm event, the outfall from
the pond plus the outfall from the areas that bypass the pond is less than the predevelopment 1
year, 24 hour storm discharge rate. Similarly, the cumulative post development 10 year, 24 hour
discharge is held to within 105% of the predevelopment discharge for the same storm event.
To satisfy the Brunswick County and NCDEQ permit requirements, the drainage plan for the 18
proposed lots shall be implemented as follows:
Lots 3B, 3A, 4C, 4B, 4A, 5C, 56, and 5A are NCDEQ standard low density. They do not
drain to a roadway gutter and are not afforded any NCDEQ treatment beyond sheet
flowing off the lot. To meet Brunswick County detention requirements and to prevent the
runoff from reaching the collection system in Springstone Drive, all runoff from lots 3B,
3A, 4C, 4B, 4A, 5C, 5B, and 5A shall be routed to the rear of the lots via sideline swales.
This runoff is then routed through the ponds and released by the outlet structure to the
portion of the existing ditch that runs alongside Springstone Drive which is to remain.
• Approximately half of the building envelopes of lots 1 and 3C shall be routed to the pond,
while the other half may drain to the pond's outfall swale.
• The building envelopes for lots 2-7 shall be routed to the front of the lots and into the
proposed curb and gutter section of Finley Court. From there, runoff is routed through a
curb outlet swale to satisfy NCDEQ low density treatment and into the pond for
Brunswick County detention. The rear yards may be permitted to drain offsite via sheet
flow.
• Approximately half of the building envelope of lot 8 shall be routed to Finley Court and its
outfall swale. The other half may drain to the existing ditch that runs alongside
Springstone Drive.
• Approximately half of the building envelope of lot 9 may drain to the existing ditch that
runs alongside Springstone Drive. The rear yard may be permitted to drain offsite via
sheet flow.
• If these drainage patterns are deemed infeasible, the design engineer shall be notified
and appropriate permit modifications shall be sought.
During construction, the pond will be utilized as a temporary sediment basin. Silt fence will be
used downslope of disturbed areas which are not routed through the pond. Gravel construction
entrances will be utilized at the entrance to Finley Court as well as on each of the 10 lots fronting
on Springstone Drive to prevent tracking sediment onto the existing roadway.
Hunkele, Dean
From: Luke Menius <Imenius@stroudengineer.com>
Sent: Thursday, November 7, 2019 4:32 PM
To: Hunkele, Dean; Jimmy Fentress
Cc: Scott Lewis (Brunswick Regional W&S)
Subject: RE: [External] RE: Tara Forest and Finley Court/Farms
It is a separate project/HCA. That said, I'd prefer to handle it with the check provided if at all possible.
David L. Menius, P.E.
Stroud Engineering, P. A.
102-D Cinema Drive
Wilmington, NC 28403
910-815-0775 ext 225
From: Hunkele, Dean <dean.hunkele@ncdenr.gov>
Sent: Thursday, November 7, 2019 4:25 PM
To: Luke Menius <Imenius@stroudengineer.com>; Jimmy Fentress <jfentress@stroudengineer.com>
Cc: Scott Lewis (Brunswick Regional W&S) <slewis@h2goonline.com>
Subject: RE: [External] RE: Tara Forest and Finley Court/Farms
Is this truly a new subdivision with its own HOA or is it part of Tara Forest? If new then we could issue it as a new,
independent permit but the flow/connections would need to be added to the TF permit anyway since tying to its line,
correct? Thus, be two permits and fees.
Modification we could address it all, but want to make sure it's not an independent neighborhood.
How close is Tara Forest to being built out?
Dean Hunkele
Environmental Program Consultant
Water Quality Regional Operations Section
Division of Water Resources
Department of Environmental Quality
910,796.7215 Reception Desk
910.796.7380 Direct
910.350.2004 Fax
Dean.Hu n kele@ncd enr.goy
Wilmington Regional Office
127 Cardinal Drive Ext
Wilmington, NC 28405
http://deg.nc.gov/contact/regional-offices/wilmington
Email correspondence to and from this address is subject to the North Carolina Public Records Laov and may be disclosed to third
oarties
The goal of the Fast Track sewer permit program is to issue a permit in no more than 30 business days from receipt of a complete application and if
no additional information has to be requested upon full review. Please use the Department's Permit Application Tracker to determine the official
application receipt date to allow you to estimate a date for issuance and find the reviewer's name. Once issued, the record stays on the site for 30
days.
For previously issued sewer permit info or to check on sewer certification receipt status, please use the Division's Sewer Extension Permit
Tracker. Using the Issue Date on top of the Engineer Certification Form is best way to ensure getting what you want especially for multi -version
permits; using today's date only gives info on the latest permit version. Confirmation using this method will replace letters and emails; it is
recommended that confirmation be printed and/or saved.
Links to both trackers can be found on the sewer permitting site here: ht�:1/deg.nc.gov/about/divisions/water-resources/water-resources-
permits/peres/co I lection-systems-germ its
Subscribe to Collection System Updates listserve to receive automatic alerts for changes to applications, policies, regulations, etc.
From: Luke Menius[mailto:lmenius@stroudengineer.com]
Sent: Thursday, November 7, 2019 1:59 PM
To: Hunkele, Dean <dean.hunkele@ncdenr.gov>; Jimmy Fentress <jfentress@stroudengineer.com>
Cc: Scott Lewis (Brunswick Regional W&S) <slewis@h2goonline.com>
Subject: [External] RE: Tara Forest and Finley Court/Farms
Tara Forest was permitted for 63 lots at 360 GPD each for a total flow of 22,680 GPD. I'm content that no flow was
allocated for the area that is now Finley Farms, which is redlined on the attached drawing.
I'll proceed however you and H2Go see fit on the new permit vs modification front. If the desire is to modify this permit,
can we retroactively assign a flow of 210 GPD for the 63 original Tara Forest lots? The total flow for the 81 lots in Tara
Forest and Finley Farms would then be 17,010 GPD. This 5,670 GPD surplus would be sufficient for 27 additional lots at
210 GPD each. I'll need some direction how to address this on the application.
I thought everything was certified at Tara Forest. I'll look back into our records and see what is going on.
David L. Menius, P.E.
Stroud Engineering, P. A.
102-D Cinema Drive
Wilmington, NC 28403
910-815-0775 ext 225
From: Hunkele, Dean <dean.hunkele@ncdenr.gov>
Sent: Thursday, November 7, 2019 12:11 PM
To: Luke Menius <Imenius@stroudengineer.com>; Jimmy Fentress <jfentress@stroudengineer.com>
Cc: Scott Lewis (Brunswick Regional W&S) <slewis@h2goonline.com>
Subject: Tara Forest and Finley Court/Farms
Importance: High
Luke/Jimmy,
Upon getting the new request for Finley, we have determined it should be a modification of Tara Forest (WQ0033379)
and Scott agrees. Can you send me the complete layout for Tara Forest as we think connections & flow may be getting
doubled up for Finley?
Also, we only show a single Partial cert for 6 lots in Tara, thus please provide any info on that.
Dean Hunkele
Environmental Program Consultant
Water Quality Regional Operations Section
Division of Water Resources
Department of Environmental Quality
910.796.7215 Reception Desk
910.796.7380 Direct
910.350.2004 Fax
Dean.Hunkele@ncdenr.gov
Wilmington Regional Office
127 Cardinal Drive Ext
Wilmington, NC 28405
http://deg.nc.gov/contact/regional-offices/wilmington
Email correspondence to and from this address is subject to the North Carolina Public Records taw and may be disclosed to third
parties
The goal of the Fast Track sewer permit program is to issue a permit in no more than 30 business days from receipt of a complete application and if
no additional information has to be requested upon full review. Please use the Department's Permit Application Tracker to determine the official
application receipt date to allow you to estimate a date for issuance and find the reviewer's name. Once issued, the record stays on the site for 30
days.
For previously issued sewer permit info or to check on sewer certification receipt status, please use the Division's Sewer Extension Permit
Tracker. Using the Issue Date on top of the Engineer Certification Form is best way to ensure getting what you want especially for multi -version
permits; using today's date only gives info on the latest permit version. Confirmation using this method will replace letters and emails; it is
recommended that confirmation be printed and/or saved.
Links to both trackers can be found on the sewer permitting site here. https://deg.nc.gov/about/divisions/water-resources/water-resources-
perm its/pe res/co Ilection-systems-perm its
Subscribe to Collection System Updates listserve to receive automatic alerts for changes to applications, policies, regulations, etc.
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