HomeMy WebLinkAboutSW7040910_CURRENT PERMIT_20100514STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO.
SW�O���V
DOC TYPE
CURRENT PERMIT
❑ APPROVED PLANS
❑ HISTORICAL FILE
DOC DATE
2lJ/O('5 /"7
YYYYMMDD
NCDENR
North Carolina Department of Environment and
Beverly Eaves Perdue
Division of Water Quality
Coleen H. Sullins
Governor Director
May 14, 2010
Mr. Leroy L. Anderson, Ill, President
Bermuda Bay Owners Association
P.O. Box 7750
Kill Devil Hills, NC 27948
Dear Mr. Anderson:
Natural Resources
W� V
Dee Freeman
Secretary
Subject: Stormwater Permit No. SW7040910
Ownership Change for Sunset Bay PUD
High Density Project
Dare County
The Washington Regional Office received a Name/Ownership Stormwater Management
Permit Application for Sunset Bay PUD on March 18, 2010. Staff review of the plans and
specifications has determined that the project, as proposed, will comply with the
Stormwater Regulations set forth in Title 15A NCAC 2H.1000. We are forwarding Permit
No. SW7040910 dated May 14, 2010, for the construction and operation of the subject
project.
This permit shall be effective from the date of issuance until October 7, 2014, and shall be
subject to the conditions and limitations as specified therein. Please pay special attention
to the Operation and Maintenance requirements in this permit. Failure to establish an
adequate system for operation and maintenance of the stormwater management system
will result in future compliance problems.
If any parts, requirements, or limitations contained in this permit are unacceptable, you
have the right to request an adjudicatory hearing upon written request within thirty (30)
days following receipt of this permit. This request must be in the form of a written petition,
conforming to Chapter 150B of the North Carolina General Statutes, and filed with the
Office of Administrative Hearings, 6714 Mail Service Center, Raleigh, NC 27699-6714.
Unless such demands are made this permit shall be final and binding.
If you have any questions, or need additional information concerning this matter, please
contact Roger Thorpe, or me at (252) 946-6481.
incer ly,
Al Hid f
Regional Supervisor
Surface Water Protection Section
cc: wllashington Regional Office
Central Files
State Stormwater Management Systems
Permit No. SW7040910
STATE OF NORTH CAROLINA
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
DIVISION OF WATER QUALITY
STATE STORMWATER MANAGEMENT PERMIT
HIGH DENSITY DEVELOPMENT
In accordance with the provisions of Article 21 of Chapter 143, General Statutes of North
Carolina as amended, and other applicable Laws, Rules, and Regulations
PERMISSION IS HEREBY GRANTED TO
Bermuda Bay Owners Association, Inc.
Sunset Bay PUD
Dare County
FOR THE
construction, operation and maintenance of a system of vegetated swales and buffers,
infiltration Basins, and wet detentions to serve Sunset Bay PUD in compliance with the
provisions of 15A NCAC 2H .1000 (hereafter referred to as the "stormwaterrules') and the
approved stormwater management plans and specifications and other supporting data as
attached and on file with and approved by the Division of Water Quality and considered a
part of this permit.
This permit shall be effective from the date of issuance until October 7, 2010, and shall be
subject to the following specified conditions and limitations:
1. DESIGN STANDARDS
1. This permit is,effective only with respect to the nature and volume of stormwater
described in the application and other supporting data.
2. This stormwater system has been approved for the management of stormwater
runoff as described in Section 1.6 of this permit. The stormwater control has been
designed to handle the runoff from 22.66 acres of impervious area.
3. The tract will be limited to the amount of built -upon area indicated on page 2 of this
permit, and per plans approved October 7, 2004. The built -upon area for the future
development is limited to 22.66 acres.
4. All stormwater collection and treatment systems must be located in either dedicated
common areas or recorded easements. The final plats for the project will be
recorded showing all such required easements, in accordance with the approved
plans.
5. The runoff from all built -upon area within the permitted drainage area of this project
must be directed into the permitted stormwater control system.
State Stormwater Management Systems
Permit No. SW7040910
X
The following design criteria have been provided in the infiltration basin and must be
maintained at design condition:
a. Drainage Area, acres:
b. Total Impervious Surfaces, acres:
c. Design Storm, inches:
d. Basin Depth, feet:
e. Provided Surface Area, acres:
Provided Storage Volume, ft3
g. Receiving Stream/River B
h. Classification of Water Body:
L Controlling Orifice:
II. SCHEDULE OF COMPLIANCE
84.0
22.66
1.0
varies 2.0 — 3.0
4.57 combined surface area for all
basins
736,913 combined storage for all
basins
ut to Colington Creek/ Pasquotank
Basin
"SC"
Note: Emergency overflows
provided for storms that
exceed 4.3 inches.
The stormwater management system shall be constructed in its entirety, vegetated
and operational for its intended use prior to the construction of any built -upon
surface.
2. During construction, erosion shall be kept to a minimum and any eroded areas of
the system will be repaired immediately.
3. The permittee shall at all times provide the operation and maintenance necessary to
assure the permitted stormwater system functions at optimum efficiency. The
approved Operation and Maintenance Plan must be followed in its entirety and
maintenance must occur at the scheduled intervals including, but not limited to:
a. Semiannual scheduled inspections (every 6 months).
b. Sediment removal.
C. Mowing and revegetation of slopes and the vegetated filter.
d. Immediate repair of eroded areas.
e. Maintenance of all slopes in accordance with approved plans and
specifications.
f. Debris removal and unclogging of bypass structure, infiltration media, flow
spreader, catch basins, piping and vegetated filter.
g. A clear access path to the bypass structure must be available at all times.
4. Records of maintenance activities must be kept and made available upon request to
authorized personnel of DWQ. The records will indicate the date, activity, name of
person performing the work and what actions were taken.
5. The facilities shall be constructed as shown on the approved plans. This permit shall
become voidable unless the facilities are constructed in accordance with the
conditions of this permit, the approved plans and specifications, and other
supporting data.
State Stormwater Management Systems
Permit No. SW7040910
6. Upon completion of construction, prior to issuance of a Certificate of Occupancy,
and prior to operation of this permitted facility, a certification must be received from
an appropriate designer for the system installed certifying that the permitted facility
has been installed in accordance with this permit, the approved plans and
specifications, and other supporting documentation. Any deviations from the
approved plans and specifications must be noted on the Certification. A modification
may be required for those deviations.
7. If the stormwater system was used as an Erosion Control device, it must be
restored to design condition prior to operation as a stormwater treatment device,
and prior to occupancy of the facility.
8. Access to the stormwater facilities shall be maintained via appropriate easements at
all times.
9. The permittee shall submit to the Director and shall have received approval for
revised plans, specifications, and calculations prior to construction, for any
modification to the approved plans, including, but not limited to, those listed below:
a. Any revision to any item shown on the approved plans, including the
stormwater management measures, built -upon area, details, etc.
b. Project name change.
C. Transfer of ownership.
d. Redesign or addition to the approved amount of built -upon area or to the
drainage area.
e. Further subdivision, acquisition, lease or sale of all or part of the project area.
The project area is defined as all property owned by the permittee, for which
Sedimentation and Erosion Control Plan approval or a CAMA Major permit
was sought.
f. Filling in, altering, or piping of any vegetative conveyance shown on the
approved plan.
10. The permittee shall submit final site layout and grading plans for any permitted
future areas shown on the approved plans, prior to construction.
11. A copy of the approved plans and specifications shall be maintained on file by the
Permittee at all times.
12. The Director may notify the permittee when the permitted site does not meet one or
more of the minimum requirements of the permit. Within the time frame specified in
the notice, the permittee shall submit a written time schedule to the Director for
modifying the site to meet minimum requirements. The permittee shall provide
copies of revised plans and certification in writing to the Director that the, changes
have been made.
State Stormwater Management Systems
Permit No. SW7040910
III. GENERAL CONDITIONS
This permit is not transferable except after notice to and approval by the Director. In
the event of a change of ownership, or a name change, the permittee must submit a
formal permit transfer request to the Division of Water Quality, accompanied by a
completed name/ownership change form, documentation from the parties involved,
and other supporting materials as may be appropriate. The approval of this request
will be considered on its merits and may or may not be approved. The permittee is
responsible for compliance with all permit conditions until such time as the Division
approves the transfer request.
2. Failure to abide by the conditions and limitations contained in this permit may
subject the Permittee to enforcement action by the Division of Water Quality, in
accordance with North Carolina General Statute 143-215.6A to 143-215.6C.
3. The issuance of this permit does not preclude the Permittee from. complying with
any and all statutes, rules, regulations, or ordinances, which may be imposed by
other government agencies (local, state, and federal) having jurisdiction.
4. In the event that the facilities fail to perform satisfactorily, including the creation of
nuisance conditions, the Permittee shall take immediate corrective action, including
those as may be required by this Division, such as the construction of additional or
replacement stormwater management systems.
5. The permittee grants DENR Staff permission to enter the property during normal
business hours for the purpose of inspecting all components of the permitted
stormwater management facility.
6. The permit may be modified, revoked and reissued or terminated for cause. The
filing of a request for a permit modification, revocation and reissuance or termination
does not stay any permit condition.
7. Unless specified elsewhere, permanent seeding requirements for the stormwater
control must follow the guidelines established in the North Carolina Erosion and
Sediment Control Planning and Design Manual,
8. Plans and specifications approved on October 7, 2004 for this project are
incorporated by reference and are enforceable parts of the permit.
9. The permittee shall notify the Division any name_, ownership or mailing address
changes within 30 days.
10. This permit shall be effective from the date of issuance until October 7, 2014.
Application for permit renewal shall be submitted 180 days prior to the expiration
date of this permit and must be accompanied by the processing fee.
Permit issued this the 14 th day of May 2010.
NOR H CA OL NA ENVIRONMENTAL MANAGEMENT COMMISSION
-- �. for
Col een Sullins, Director
Division of Water Quality
By Authority of the Environmental Management Commission
Permit No. SW7040910
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Division of Water Quality
VI
4-
STORMWATER MANAGEMENT PERMIT APPLICATION FORM
This form may he photocopied for use as an original
rteti rrlft. „�
rss'� I.
GENERAL INFORMATION w��
[ •.•l.•,,�~^^ I.
Applicants name (specify the ntunc of corporation, individual, etc. who owns the project):
�) Tfif� f1w,
1014
KDHWWTP. L.L.C. Vve f� �-. a at
WP
2.
Print Owner/Signing Official's name and title (person legally responsible forrffacility and compliance);
George E. Goodrich
8«
3.
Mailing Address for person listed in item 2 above:
P.O. Box 3629
City Kill Devil Hills State NC lip: 27948
Telephone Number: ( 252) 449-8846
4. Project Name (subdivision, facility, or establishment name -should be consistent with project name on plans.
specifications, letters, operation and maintenance agreements, etc.): 1l /1'h8d. !/� ,[
Sunset Bay - A Planned Unit Develooment Ltt 1N
Odsp"i Pv rise-f 1b PWY
5. Location of Project (street address):
Ocean Bay Boulevard, ( No physical address has been assigned at this time)
City Kill Devil Hills
County: Dare
6. Directions to project (from nearest major intersection):
Aproxinialely 1/2 west of the intersection of U.S. Hwy. 158 and Colingtoa Road (S.R. 1217), southwest of the
Wright Brothers National Monument ^^�
7. Latil 75.68°W
Longitude:
36.01 °N
8. Contact person who can answer questions about the project:
Name: Michael W. lZohinson
II. PERMIT INFORMATION:
1. Specify whether project is (check or
Telephone Number:
1Zenewal
of proj,.ct
(252) 261-3266
X Modification
1=01-1-n SWU-l01 Version 3.99 Page 1 of 4
jib
2. If this application is being submitted as a result of a renewal or modification to an existing permit, list the
existing permit number SW70402 I6 and its issue dale (ifknown) _3-10-04
3. Specify the type of project (check one):
Low Density x High Density Redevelop
General Permit Other
4. Additional Project Requirements (check applicable blanks):
CAMA Major Sedimentation/Erosion Control 4041401 Permit
Information on required state permit can be obtained by contacting the Customer Service Center at
1-977-623-6748
III. PROJECT INFORMATION
I. In the space provided below, summarize how stormwater will be Ireated. Also attach a detailed narrative
(one to two paves) describing stormwater management for the project.
Stormwatcr runoff from all impervious surfaces will flow overland into a discrete pipe collection
network that will convey flow, through velocity dissapaters, into the dry infiltration basins
NPDE;
2. Stormwater runoff from this project drains to the Pasquaotank River Basin
3. Total Project Area: 84.01 acres 4. Project Built Upon Area:. 26.97%n
5. How many drainage areas does the project have'? 17
6. Complete the following information for each drainage, area. Ifs there are more than two drainage areas in the project,
attach an additional sheet with the information Ior each area provided in the same format as below.
Basiri.Information t";4�.° ,
°' D'raiiiagc,Arca„l�,
Drainaae.Area 2 ,,::
:. Drainage Area�3.
Receiving Stream Name
Colington Creek
Colin -ton Creek
Colinglon Creek
Receiving Stream Class
Sc
Sc
SC
Drainage Area
4.43ac.
4.07 ac.
2.63 ac.
Existing Impervious* Area
0
0
0
Proposed Impervious* Area
2.02 ac.
2.04 ac.
1.38 ac.
Impervious* Area (total)
46%
50%n
53%n
Iipervious*:Surl<ace Arca;
Wainagc'Area_1
Drainaae`Area 2 s '
r: ,. Drainage ACea:F3
Future On -Site Buildings
0
0.53 ac.
0.54 ac.
On -Site Streets
2.02 ac.
0
0
On -Site Parking
0
1.26 ac.
0.79 ac.
Other On -Site
0
0.26 ac.
0.06 ac.
Off Site
0
0
0
% Impervious* Area (total)
2.02 ac.
2.04 ac.
L38 ac.
*Impervious area is defined cis the built upon area including, but liar limited to, buildings, romis, parking areas,
sidewalks, gravel areas, etc.
Form SWU-101 Version 3.99 age 2 of 4
3. Specify the type of project (check one):
Low Density x High Density Redevelop
4. Additional Project Requirements (check applicable blanks):
CAMA Major SedirnentationlErosion Control
General Permit Other
404/401 Permit NPDI::
Information on required state permit can be obtained by contacting the Customer Service Center at
1-877-623-6748
IIl. PROJECT INFORMATION
l . In the space provided below, summarize how stormwater will be treated. Also attach a detailed narrative
(one to two pages) describing stormwater management for the project.
Stormwater runoff from all impervious surfaces will flow overland into a discrete pipe collection
network that will convey ]low, through velocity dissapaters, into the dry infiltration basins
2. Stormwater runoff from this project drains to the Pasquaotank River Basin
3. Total Project Area: 94,01 acres 4. Project Built Upon Area:. 26.97%
5. How many drainage areas does the project haver 17
6. Complete the following information for each drainage area. If there are more than two drainage areas in the project,
attach an additional sheet with the information for each area provided in the same format as below.
i3asin In
'I5r un ►gd Area 4`;`:'.
,� ,' Drainae Area 5raniagc
A'rc
Receiving Stream Name
Colington Creek
Colington Creek
Colington Creek
Receiving Stream Class
SC
SC
SC
Drainage Area
3.14 ac.
5.84 ac.
6.86 ac.
Existing Impervious* Area
0
0
0
Proposed Impervious* Area
1.09 ac.
2.62 ac.
2.99 ac.
% Impervious* Area (total)
35%
45%
53%
[mper,vtous*`Stirlace Area
Dr trnat, A`re' a' ex
` Drainage Area 5 ,�
�Dta►n tge`Aeea 6' . r,
Future On -Site Buildings
0.40 ac.
0.99 ac.
0.88 ac.
On -Site Streets
0
0
0
On -Site Parking
0.63 ac.
1.54 ac.
1.89 ac.
Other On -Site
0,06 ac.
0.09 ac.
0.22 ac.
Off -Site
0
0
0
% Impervious* Area (total)
1,09 ac.
2.62 ac.
2.99 ac.
*Impervious area is derned as the built iq) nr area including, but not limited to, buildings, roatly, parking areas,
sidewalks, gravel areas, etc.
Permit Number: S Lv 7 a 4= 0 110
(to be provided by DWQ)
Drainage Area Number:
Wet Detention Basin Operation and Maintenance Agreement
I will keep a maintenance record on this BMP. This maintenance record will be kept in a
log in a known set location. Any deficient BMP elements noted in the inspection will be
corrected, repaired or replaced immediately. These deficiencies can affect the integrity
of structures, safety of the public, and the removal efficiency of the BMP.
The wet detention basin system is defined as the wet detention basin,•cw,.�- -,,..
pretreatment including forebays and the vegetated filter if one is provided:' "� `'''`''`"
This system (check one): MAR 8 2 I 0
does ❑ does not incorporate a vegetated filter at the outlet.
This system (check one):
❑ does �' does not incorporate pretreatment other than a forebay.
Important maintenance procedures:
Immediately after the wet detention basin is established, the plants on the
vegetated shelf and perimeter of the basin should be watered twice weekly if
needed, until the plants become established (commonly six weeks).
— No portion of the wet detention pond should be fertilized after the first initial
fertilization that is required to establish the plants on the vegetated shelf.
Stable groundcover should be maintained in the drainage area to reduce the
sediment load to the wet detention basin.
If the basin must be drained for an emergency or to perform maintenance, the
flushing of sediment through the emergency drain should be minimized to the
maximum extent practical.
— Once a year, a dam safety expert should inspect the embankment.
After the wet detention pond is established, it should be inspected once a month and
within 24 hours after every storm event greater than 1.0 inches (or 1.5 inches if in a
Coastal County). Records of operation and maintenance should be kept in a known set
location and must be available upon request.
Inspection activities shall be performed as follows. Any problems that are found shall
be repaired immediately.
BMP element:
Potential roblem:
How 1 will remediate theproblem:
The entire BMP
Trash/debris is present.
Remove the trash debris.
The perimeter of the wet
Areas of bare soil and/or
Regrade the soil if necessary to
detention basin
erosive guIIies have formed.
remove the gully, and then plant a
ground cover and water until it is
established. Provide lime and a
one-time fertilizer application.
Vegetation is too short or too
Maintain vegetation at a height of
long,
approximatel six inches.
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Permit Number:
(to be provided by DWQ)
Drainage Area Number:
BMP element:
Potentialproblem:
How I will remediate theproblem:
The inlet device: pipe or
The pipe is clogged.
Unclog the pipe. Dispose of the
Swale
sediment off -site.
The pipe is cracked or
Replace the pipe.
otherwise damaged.
Erosion is occurring in the
Regrade the Swale if necessary to
Swale.
smooth it over and provide erosion
control devices such as reinforced
turf matting or riprap to avoid
future problems with erosion.
The forebay
Sediment has accumulated to
Search for the source of the
a depth greater than the
sediment and remedy the problem if
original design depth for
possible. Remove the sediment and
sediment storage.
dispose of it in a location where it
will not cause impacts to streams or
the BMP.
Erosion has occurred.
Provide additional erosion
protection such as reinforced turf
matting or riprap if needed to
prevent future erosion problems.
Weeds are present.
Remove the weeds, preferably by
hand. If pesticide is used, wipe it on
the plants rather than spraying.
The vegetated shelf
Best professional practices
Prune according to best professional
show that pruning is needed
practices
to maintain optimal plant
health.
PIants are dead, diseased or
Determine the source of the
dying.
problem: soils, hydrology, disease,
etc. Remedy the problem and
replace plants. Provide a one-time
fertilizer application to establish the
ground cover if a soil test indicates
it is necessa
Weeds are present.
Remove the weeds, preferably by
hand. If pesticide is used, wipe it on
the plants rather than spraying.
The main treatment area
Sediment has accumulated to
Search for the source of the
a depth greater than the
sediment and remedy the problem if
original design sediment
possible. Remove the sediment and
storage depth.
dispose of it in a location where it
will not cause impacts to streams or
the BMP.
Algal growth covers over
Consult a professional to remove
50% of the area.
and control the algal growth.
Cattails, phragmites or other
Remove the plants by wiping them
invasive plants cover 50% of
with pesticide (do not spray),
the basin surface.
Permit Number:
(to be provided by DWQ)
Drainage Area Number:
BMP element:
Potentialproblem:
How I will remediate theproblem:
The embankment
Shrubs have started to grow
Remove shrubs immediately.
on the embankment.
Evidence of muskrat or
Use traps to remove muskrats and
beaver activity is present.
consult a professional to remove
beavers.
A tree has started to grow on
Consult a dam safety specialist to
the embankment.
remove the tree.
An annual inspection by an
Make all needed repairs.
appropriate professional
shows that the embankment
needs repair. if applicable)
The outlet device
Clogging has occurred.
Clean out the outlet device. Dispose
of the sediment off -site.
The outlet device is damaged
Repair or replace the outlet device.
The receiving water
Erosion or other signs of
Contact the local NC Division of
damage have occurred at the
Water Quality Regional Office, or
outlet.
the 401 Oversight Unit at 919-733-
1786.
The measuring device used to determine the sediment elevation shall be such
that it will give an accurate depth reading and not readily penetrate into
accumulated sediments.
When the permanent pool depth reads feet in the main pond, the
sediment shall be removed.
When the permanent pool depth reads feet in the forebay, the sediment
shall be removed.
Sediment Removal
Bottom Elevat
BASIN DIAGRAM
(fill in the blanks)
Q Permanent Pool Elevation
rPeanen Poollume Sediment Removal Elevation Volu;n.
in.--------------------------------�--------eiment Bottom Elevation 1-ft
Storage Sedimen
Storage
FOREBAY MAIN POND
C..- Q11/AA1 111-+13. 4. nv. 11R D, A n.,..,.'I _rA
Permit Number:
(to be provided by DWQ)
I acknowledge and agree by my signature below that I am responsible for the
performance of the maintenance procedures listed above. I agree to notify DWQ of any
problems with the system or prior to any changes to the system or responsible party.
Project name: �aiu i9;5c'� ate Pit 11) fie► rnucla_ � �_. �041J1
BMP drainage area number: !i/G14le4hoo &,ln e2- _ 5 4nd *3. o 1
Print name:y %r ncli;_
Title: ZLS 0 ei a 17 v n
Address:- /(a i 62 rr b r dae 16114g11i/ %fi11.5 lljG'� > Jq-�q
Phone: �o'� -4 a1 -y1 S'S
Signature:
Date: ,3�Ll o
Note: The legally responsible party should not be a homeowners association unless more than 50% of
the lots have been sold and a resident of the subdivision has been named the president.
'Robi (1Sd n , a Notary Public for the State of
County of k"�Ck'(Q' , do hereby certify that rj
C� �er Aa LL)o l- e- personally appeared before me this
day of (U1(,vCK , )�j i D, and acknowledge the due execution of the
forgoing wet detention basin maintenance requirements. Witness my hand and official
seal,
0 ! ht,.u.�".nraar.�..
,�.. ISO yf'A.
�{�4Qr{b► 4 �S
nn
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SEAL
My commission expires- �- '1 � - io
C,...,., e117An1 Xnr « n .: 0—:_ "PD %A 0— A n., _ A -CA
MAR 18 2010
Permit Number: ) hU '%O '/,o ql D
(to be provided by DWQ)
Drainage Area Number:
infiitration3Basin Operation and Maintenance Agreement
I will keep a maintenance record on this BMP. This maintenance record will be kept in a
log in a known set Iocation. Any deficient BMP elements noted in the inspection will be
corrected, repaired or replaced immediately. These deficiencies can affect the integrity
of structures, safety of the public, and the removal efficiency of the BMP.
Important maintenance procedures:
— The drainage area will be carefully managed to reduce the sediment load to the
infiltration basin.
— Immediately after the infiltration basin is established, the vegetation will be
watered twice weekly if needed until the plants become established (commonly
six weeks).
— No portion of the infiltration basin will be fertilized after the initial fertilization
that is required to establish the vegetation.
— The vegetation in and around the basin will be maintained at a height of
approximately six inches.
After the infiltration basin is established, it will be inspected once a quarter and within
24 hours after every storm event greater than 1.0 inches (or 1.5 inches if in a Coastal
County). Records of operation and maintenance will be kept in a known set location
and will be available upon request.
Inspection activities shall be performed as follows. Any problems that are found shall
be repaired immediately.
BMP element:
Potentialproblem:
How I will rernediate theproblem:
The entire BMP
Trash/debris is resent.
Remove the trash/debris.
The perimeter of the
Areas of bare soil and/or
Regrade the soil if necessary to
infiltration basin
erosive gullies have formed.
remove the gully, and then plant a
ground cover and water until it is
established. Provide lime and a
one-time fertilizer application.
The inlet device: pipe or
The pipe is clogged (if
Unclog the pipe. Dispose of the
swale
applicable).
sediment off -site.
The pipe is cracked or
Replace the pipe.
otherwise damaged (if
applicable).
Erosion is occurring in the
Regrade the Swale if necessary to
swale (if applicable).
smooth it over and provide erosion
control devices such as reinforced
turf matting or riprap to avoid
future problems with erosion.
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BMP element:
Potential roblem:
How I will remediate theproblem:
The forebay
Sediment has accumulated
Search for the source of the
and reduced the depth to 75%
sediment and remedy the problem if
of the original design depth.
possible. Remove the sediment and
dispose of it in a location where it
will not cause impacts to streams or
the BMP.
Erosion has occurred or
Provide additional erosion
riprap is displaced.
protection such as reinforced turf
matting or riprap if needed to
prevent future erosion problems.
Weeds are present.
Remove the weeds, preferably by
hand. If pesticides are used, wipe
them on the plants rather than
spraying.
The main treatment area
A visible layer of sediment
Search for the source of the
has accumulated.
sediment and remedy the problem if
possible. Remove the sediment and
dispose of it in a location where it
will not cause impacts to streams or
the BMP. Replace any media that
was removed in the process.
Revegetate disturbed areas
immediately.___
Water is standing more than
Replace the top few inches of filter
5 days after a storm event.
media and see if this corrects the
standing water problem. If so,
revegetate immediately. If not,
consult an appropriate professional
for a more extensive re air.
Weeds and noxious plants are
Remove the plants by hand or by
growing in the main
wiping them with pesticide (do not
treatment area.
spray) -
The embankment
Shrubs or trees have started
Remove shrubs or trees
to grow on the embankment.
immediately.
An annual inspection by an
Make all needed repairs.
appropriate professional
shows that the embankment
needs repair.
The outlet device
Clogging has occurred.
Clean out the outlet device. Dispose
of the sediment off -site.
The outlet device is damaged
Repair or replace the outlet device.
The receiving water
Erosion or other signs of
Contact the NC Division of Water
damage have occurred at the
Quality 401 Oversight Unit at 919-
ou tlet.
733-1.786.
Permit Number:
(to be provided by DWQ)
I acknowledge and agree by my signature below that l am responsible for the
performance of the maintenance procedures listed above. I agree to notify DWQ of any
problems with the system or prior to any changes to the system or responsible party.
Project name: j4e tW e- f Pu-D C !3� r M ads Bu c.J at-D
BMP drainage area number: A� % 3 , AE _ 4 72 1.A
Print name: d 14-
Title-
Address:
ii� p I
Address: 1101 C� w D rl Ci y 1� /iC a gq
Phone: �S o'Z ' � -4145-
Signature:_
Date: 2 Iln
Note: The legally responsible party should not be a homeowners association unless more than 50% of
the lots have been sold and a resident of the subdivision has been named the president.
I, Ki so n , a Notary Public for the State of
Ik,I (�_ County of �Gt i C. , do hereby certify that
G l e ci a Uop l-te- personally appeared before me this
day of ftca 'k , and acknowledge the due execution of the
forgoing infiltration basin maintenance requirements. Witness my hand and official seal,
OOIA'R '
pur
SEAL _
My commission expires - O
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