NCS000576_Renewal application_20230912

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September 2,2023
Ms.Brianna Young,M.S.,Industrial Individual Permits Coordinator LI ��I�P�S�Off,YV 3f Pr0gi•ar,
NC DEMLR—Stormwater Permitting Unit
1612 Mail Service Center
Raleigh,North Carolina 27699-1612
Physical address: 512 North Salisbury Street,Raleigh,NC 27604(FedEx/UPS)
Re: Request for Renewal of Individual Stormwater Permit
Overcash Gravel and Grading
1150 Shelton Road
Concord,Cabarrus County,North Carolina
NCS000576
Dear Ms. Young:
In response to your email dated August 3, 2023,Overcash Gravel and Grading Company is
pleased to submit the attached individual stormwater permit renewal for the subject facility as
required to operate the facility. As per the directions of NC DEMLR, our consultant, Chalam
Pakala P.E., of CP Engineering and Environmental Solutions(CPEES) filled out EPA Forms 1
and 2F for submission to the State. Also attached with the EPA Forms 1 and 2F,are a USGS
Topo Map and our site Layout Map showing the property boundaries and the outfall location.
Overcash Gravel and Grading Company will complete necessary reports to meet the stormwater
permit requirements upon the new permit receipt. Please call me at 704-792-5074 or Mr. Chalam
Pakala at 704-756-7451 if have any questions on this package_ Your help in this project is
sincerely appreciated.
Site contact Taylor Overcash President 704-792-5074 to for e-Lo%ercashgg.com
Invoice Contact Ronald Richardson V President 704-785-3508 ron d'overcash com
Signatory Contact Ronald Richardson V President 704-785-3508 ron(a)overcash6 .com
Respectfully submitted,
Taylor Overcash.
President
Overcash Gravel and Grading
Attachments: EPA Forms 1 and 2F,USGS Topo Map,Google Aerial Map, Site Layout Map

EPA FORMS
FORM 1
Form 2f

United States Office of Water EPA Form 3510-1
Environmental Protection Agency Washington,D.C. Revised March 2019
Water Permits Division
I' ApplicationEPA Form 1
General Information
NPDES Permitting Program
Note: All applicants to the National Pollutant Discharge Elimination System (NPDES)permits
program,with the exception of publicly owned treatment works and other treatment works treating
domestic sewage,must complete Form 1. Additionally, all applicants must complete one or more of the
following forms: 2B, 2C, 21), 2E, or 2F. To determine the specific forms you must complete, consult the
"General Instructions" for this form.

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
OMB No.20404004
Form U.S.Environmental Protection Agency
1 1CiiEPA Application for NPDES Permit to Discharge Wastewater
NPDES GENERAL INFORMATION
SECTION • -D •i
1.1 Applicants Not RequW to Submit Form 1
Is the facility a new or existing publicly owned Is the facility a new or existing treatment works
1.1.1 treatment works? 1.1.2 treating domestic sewage?
If yes,STOP.Do NOT complete Q✓ No If yes,STOP.Do NOT No
Form 1.Complete Form 2A. complete Form 1.Complete
Form 2S.
1.2 Applicants Required to Submit Form 1
x 1.2.1 Is the facility a concentrated animal feeding 1.2.2 Is the facility an existing manufacturing,
operation or a concentrated aquatic animal commercial,mining,or silvicultural facility that is
a production facility? currently discharging process wastewater?
oYes 4 Complete Form 1 No Yes-*Complete Form �✓ No
z and Form 2B. 1 and Form 2C.
R 1.2.3 Is the facility a new manufacturing,commercial, 1.2.4 Is the facility a new or existing manufacturing,
c mining,or silvicultural facility that has not yet commercial,mining,or silvicultural facility that
commenced to discharge? discharges only nonprocess wastewater?
Yes 4 Complete Form 1 0 No Yes 4 Complete Form ❑✓ No
and Form 2D. 1 and Form 2E,
H
°i 1.2.5 Is the facility a new or existing facility whose
discharge is composed entirely of stormwater
a associated with industrial activity or whose
discharge is composed of both stormwater and
non-stormwater?
Yes 4 Complete Form 1 E] No
and Form 2F
unless exempted by
40 CFR
122.26(b)(14)(x)or
SECTION 2. NAME, MAILING
ADDRESS, LOCATION r
2.1 Facility Name
OVERCASH GRAVEL AND GRADING
0 2.2 EPA Identification Number
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J
2.3 Facility Contact
mName(first and last) Title Phone number
MR.TAYLOR OVERCASH PRESIDENT [phone]
Q
C Email address
:R [e-mail]
m
2.4 Facility Mailing Address
zStreet or P.O.box
P.O.BOX 5030
City or town State ZIP code
CONCORD NC 28027
EPA Form 3510-1(revised 3-19) Page 1

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
OMB No.2040-0004
a 2.5 Facility Location
Street,route number,or other specific identifier
Q 1150 SHELTON RD
a►
c County name County code(if known)
CABARRUS
O
City or town State ZIP code
Z R CONCORD NC 28027
SECTIONAND •D +I
3.1 SIC Code(s) Description(optional)
1442 CONSTRUCTION SAND AND GRAVEL
ai
m
a
0
t�
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z 3.2 NAICS Code(s) Description(optional)
-a
212321 CONSTRUCTION SAND AND GRAVEL
N
SECTION
OPERATOR INFORMATION(40
4.1 Name of 0 erator
OVERCASH GRAVEL AND GRADING
`0 4.2 Is the name you listed in Item 4.1 also the owner?
w
R
o ❑✓ Yes ❑ No
4.3 Operator Status
❑ Public—federal ❑ Public—state ❑ Other public(specify)
0 ❑✓ Private ❑Other(specify)
4.4 Phone Number of Operator
[phone]
4.5 -Operator Address
w Street or P.O.Box
m 1150 SHELTON RD
w City or town State ZIP code
o a CONCORD NC 28207
gEmail address of operator
0
SECTION • •i
5.1 Is the facility located on Indian Land?
I � ❑Yes ❑✓ No
EPA Form 3510-1(revised 3-19) Page 2

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
OMB No.2040-M
SECTION • EXISTING ENVIRONMENTAL +1
6.1 Existing Environmental Permits(check all that apply and print or We the corresponding permit number for each)
a m NPDES(discharges to surface ❑ RCRA(hazardous wastes) ❑ UIC(underground injection of
E water) fluids)
o NCS000576
LU
a ❑ PSD(air emissions) ❑ Nonattainment program(CAA) ❑ NESHAPs(CAA)
❑ Ocean dumping(MPRSA) ❑ Dredge or fill(CWA Section 404) ❑ Other(specify)
SECTIONUl
+i
7.1 Have you attached a topographic map containing all required information to this application?(See instructions for
0 specific requirements.)
❑✓ Yes ❑No ❑CAFO—Not Applicable(See requirements in Form 2B.)
SECTIONOF i
8.1 Describe the nature of your business.
MINING OF SAND AND GRAVEL
a►
a
.y
7
m
O
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Z
SECTION ' COOLING WATER INTAKE STRUCTURES(40
9.1 Does your facility use cooling water?
m ❑ Yes ❑✓ No 4 SKIP to Item 10.1.
9.2 Identify the source of cooling water.(Note that facilities that use a cooling water intake structure as described at
C„2 40 CFR 125,Subparts I and J may have additional application requirements at 40 CFR 122.21(r).Consult with your
NPDES permitting authority to determine what specific information needs to be submitted and when.)
o x
o �
SECTION
+ • +0 t
10.1 Do you intend to request or renew one or more of the variances authorized at 40 CFR 122.21(m)?(Check all that
apply.Consult with your NPDES permitting authority to determine what information needs to be submitted and
when.)
g ❑ Fundamentally different factors(CWA ❑ Water quality related effluent limitations(CWA Section
m Section 301(n)) 302(b)(2))
A ❑ Non-conventional pollutants(CWA ❑ Thermal discharges(CWA Section 316(a))
Section 301(c)and(g))
❑✓ Not applicable
EPA Form 3510-1(revised 3-19) Page 3

EPA tdentificakn Number NPDES Permit Number Facility Name Form Approved 03105/19
OMB No.2040-0004
SECTION • i ,
f 1.1 In Column 1 below,mark the sections of Form 1 that you have completed and are submitting with your application.
For each section,specify in Column 2 any attachments that you are enclosing to alert the permitting authority.Note
that not all applicants are required to provide attachments.
Column 1 Column 2
❑✓ Section 1:Activities Requiring an NPDES Permit ❑ wl attachments
0 Section 2: Name,Mailing Address,and Location ❑ wl attachments
❑✓ Section 3: SIC Codes ❑ wl attachments
0 Section 4:operator Information ❑ wl attachments
❑✓ Section 5:Indian Land ❑ wl attachments
❑✓ Section 6: Existing Environmental Permits ❑ wl attachments
❑✓ Section 7: Map 0 wl topographic ❑✓ wl additional attachments
iv ma
o ❑✓ Section 8: Nature of Business ❑ wl attachments
❑✓ Section 9:Cooling Water Intake Structures ❑ wl attachments
d
❑✓ Section 10:Variance Requests ❑ wl attachments
�, ❑✓ Section 11:Checklist and Certification Statement ❑ wl attachments
Y
11.2 Certification Statement
L
V
!certify under penalty of law that this document and all attachments were prepared under my direction or supervision
in accordance with a system designed to assure that qualified personnel property gather and evaluate the
information submitted. Based on my inquiry of the person or persons who manage the system, or those persons
directly responsible for gathering the information, the information submitted is,to the best of my knowledge and
belief,true,accurate, and complete.1 am aware that there are significant penalties for submitting false information,
including the possibility of fine and imprisonment for knowing violations.
Name(print or type first and last name) Official title
TAYLOR OVERCASH PRESIDENT
SkgIyfature Date signed
09/05/2023
EPA Form 3510-1 (revised 3-19) Page 4

United States Office of Water EPA Form 3510-2F
Environmental Protection Agency Washington,D.C. Revised March 2019
Water Permits Division
V'EPA Application Form 2F
Stormwater Discharges
Associated with Industrial
Activity
NPDES Permitting Program
Note: Complete this form and Form 1 if you are a new or existing facility whose discharge is composed
entirely of stormwater associated with industrial activity, excluding discharges from construction
activity under 40 CFR 122.26(b)(14)(x) or(b)(15). If your discharge is composed of stormwater and
non-stormwater, you must complete Forms 1 and 2F,and you must complete Form 2C, 21), or 2E, as
appropriate. See the"Instructions"inside for further details.

EPA Identficafion Number NPDES Permit Number Facility Name Form Approved 03/05/19
FOMB No.2040-0004
Form U.S Environmental Protection Agency
2F 180EPA Application for NPDES Permit to Discharge Wastewater
NPDES STORMWATER DISCHARGES ASSOCIATED WITH INDUSTRIAL ACTIVITY
SECTIONOUTFALL LOCATION •0
1.1 Provide information on each of the facilit es outfa[Is in the table below
Outfall Receiving Water Name Latitude Longitude
Number
001 TO MOCCASIN CREEK 35' 23� 54.62" 80° 41' 2.33"
_
0
n
0
R
0
SECTION '• 41 s
2.1 Are you presently required by any federal,state,or local authority to meet an implementation schedule for constructing,
upgrading,or operating wastewater treatment equipment or practices or any other environmental programs that could
affect the discharges described in this application?
❑ Yes ✓❑ No 4 SKIP to Section 3.
2.2 Briefly identify each applicable project in the table below.
Brief identification and Affected Outfalls Final Compliance Dates
Description of Project gist outfall numbers) Source(s)of Discharge
Required Projected
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0
n.
E
2.3 Have you attached sheets describing any additional water pollution control programs(or other environmental projects
that may affect your discharges)that you now have underway or planned?(Optional Item)
❑ Yes ❑ No
EPA Form 3510-2F(Revised 3-19) Page 1

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
OMB No.2040-0004
SECTIONDRAINAGE A• 1
0 3.1 Have you attached a site drainage map containing all required information to this application?(See instructions for
CD
w o specific guidance.)
® Yes ❑ No
SECTIONPOLLUTANT SOURCES4I
4.1 Provide information on the facility's pollutant sources in the table below.
Outfall Impervious Surface Area Total Surface Area Drained
Number (within a mile radius of the facility) (within a mile radius of the faciTity)
specify units specify units
001 <1 ACRES 6.3 ACRES
specify units specify units
specify units specify units
specify units specify units
specify units specify units
specify units specify units
4.2 Provide a narrative description of the facility's significant material in the space below.(See instructions for content
requirements.)
1)OILS ARE STORED EITHER IN A DIKED AREA OR DOUBLE WALL TANKS
c 2)USED/SCRAP CONSTRUCTION EQUIPMENT
N 3)CONSTRCUTION DEBRIS
3
O
d
4.3 Provide the location and a description of existing structural and non-structural control measures to reduce pollutants in
stormwater runoff. See instructions forspecificguidance.)
Stormwater Treatment
Codes
Outfall from
Number Control Measures and Treatment Exhibit
2F-1
ist
001 DETENTION POND WITH A RAISED PIPE 1-U
EPA Forth 3510-2F(Revised 3-19) Page 2

EPA Idenffcadon Number NPDES Permit Number Facility Name Form Approved 03/05/19
OMB No.2040-0004
SECTION •N STORMWATER DISCHARGES41
5.1 1 certify under penalty of law that the outfall(s) covered by this application have been tested or evaluated for the
presence of non-stormwater discharges. Moreover, ! certify that the outfalls identified as having non-stormwater
discharges are described in either an accompanying NPDES Form 2C,2D,or 2E application.
Name(print or type first and last name) Official title
TAYLOR OVERCASH PRESIDENT
Signature Date signed
N
Lm 5.2 Provide the testing information requested in the table below.
y Outfall Onsfte Drainage Points
c Number Description of Testing Method Used Date(s)of Testing Directly Observed
m
During Test
3
0
w
c
0
z
SECTIONOR •r
6.1 Describe any significant leaks or spills of toxic or hazardous pollutants in the last three years.
.Q NONE
as
0
cc
J
C
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.0
N
SECTIONA' •' • t
See the instructions to determine the pollutants and parameters you are required to monitor and,in turn,the tables you must
complete.Not all applicants need to complete each table.
7.1 Is this a new source or new discharge?
o ❑ Yes 4 See instructions regarding submission of ❑✓ No+See instructions regarding submission of
d estimated data. actual data.
Tables A,B,C,and D
N 7.2 Have you completed Table A for each outfall?
G ❑ Yes ❑� No
EPA Form 3510-2F(Revised 3-19) Page 3

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
OMB No.2040-0004
7.3 Is the facility subject to an effluent limitation guideline(ELG)or effluent limitations in an NPDES permit for its process
wastewater?
❑ Yes ❑✓ No 4 SKIP to Item 7.5.
7.4 Have you completed Table B by providing quantitative data for those pollutants that are(1)limited either directly or
indirectly in an ELG and/or(2)subject to effluent limitations in an NPDES permit for the facility's process wastewater?
❑ Yes ❑ No
7.5 Do you know or have reason to believe any pollutants in Exhibit 2F-2 are present in the discharge?
❑ Yes ❑ No 4 SKIP to Item 7.7.
7.6 Have you listed all pollutants in Exhibit 2F-2 that you know or have reason to believe are present in the discharge and
provided quantitative data or an explanation for those pollutants in Table C?
❑ Yes ❑ No
7.7 Do you qualify for a small business exemption under the criteria specified in the Instructions?
❑ Yes 4SKIP to Item 7.18. ❑ No
7.8 Do you know or have reason to believe any pollutants in Exhibit 2F-3 are present in the discharge?
❑ Yes ❑ No 4 SKIP to Item 7.10.
-g 7.9 Have you listed all pollutants in Exhibit 2F-3 that you know or have reason to believe are present in the discharge in
Table C?
0 ❑ Yes ❑ No
w0 7.10 Do you expect any of the pollutants in Exhibit 2F-3 to be discharged in concentrations of 10 ppb or greater?
❑ Yes ❑ No 4 SKIP to Item 7.12.
,Q
7.11 Have you provided quantitative data in Table C for those pollutants in Exhibit 2F-3 that you expect to be discharged in
L, concentrations of 10 ppb or greater?
H ❑ Yes ❑ No
7.12 Do you expect acrolein,acrylonitrile,2,4-dinilrophenol,or 2-methyl-4,6-dinitrophenol to be discharged in concentrations
of 100 ppb or greater?
❑ Yes ❑ No 4 SKIP to Item 7.14.
7.13 Have you provided quantitative data in Table C for the pollutants identified in Item 7.12 that you expect to be
discharged in concentrations of 100 ppb or greater?
❑ Yes ❑ No
7.14 Have you provided quantitative data or an explanation in Table C for pollutants you expect to be present in the
discharge at concentrations less than 10 ppb(or less than 100 ppb for the pollutants identified in Item 7.12)?
❑ Yes ❑ No
7.15 Do you know or have reason to believe any pollutants in Exhibit 2F-4 are present in the discharge?
❑ Yes ❑ No 4 SKIP to Item 7.17.
7.16 Have you listed pollutants in Exhibit 2F-4 that you know or believe to be present in the discharge and provided an
explanation in Table C?
❑ Yes ❑ No
7.17 Have you provided information for the storm event(s)sampled in Table D?
❑ Yes ❑ No
EPA Form 3510-2F(Revised 3-19) Page 4

EPA Identification Number NPDES Permit Number Fa Iity Name Form Approved 03/05/19
FOMB No.2040-0004
Used or Manufactured Toxics
7.18 Is any pollutant listed on Exhibits 2F-2 through 2F-4 a substance or a component of a substance used or
cmanufactured as an intermediate or final product or byproduct?
❑ Yes ❑✓ No 4 SKIP to Section 8.
0
7.19 List the pollutants below,including TCDD if applicable.
-20 1. 4. 7.
w
LM 2. 5. 8.
r
c 3. 6. 9.
SECTION 8. BIOLOGICAL TOXICITY TESTING DATA(40 CFR 122.21(g)(1 1))
8.1 Do you have any knowledge or reason to believe that any biological test for acute or chronic toxicity has been made on
any of your discharges or on a receiving water in relation to your discharge within the last three years?
c
w
❑ Yes ❑✓ No 4 SKIP to Section 9.
H
8.2 Identify the tests and their purposes below.
a Test(s) Purpose of Test(s) Submitted to NPDES Date Submitted
x Permfttlng Authority?
0
~ ❑ Yes ❑ No
A
W
0
c ❑ Yes ❑ No
`m
❑ Yes ❑ No
SECTION • •- • 40
9.1 Were any of the analyses reported in Section 7(on Tables A through C)performed by a contract laboratory or
consulting firm?
❑ Yes ❑ No 4 SKIP to Section 10.
9.2 Provide information for each contract laboratory or consulting firm below.
Laboratory Number 1 Laboratory Number 2 Laboratory Number 3
Name of laboratory/firm
c
0
:a
A
0
Laboratory address
To
c
Q
w
n
L°
c Phone number
t�
Pollutant(s)analyzed
EPA Form 3510-2F(Revised 3-19) Page 5

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03105119
OMB No.2040-0004
SECTION I CHECKLIST AND I and
10.1 In Column 1 below,mark the sections of Form 2F that you have completed and are submitting with your application. For
each section,specify in Column 2 any attachments that you are enclosing to alert the permitting authority.Note that not
all applicants are required to complete all sections or provide attachments.
Column 1 Column 2
✓ Section 1 ✓❑ wl attachments(e.g.,responses for additional outfalls)
❑✓ Section 2 ❑ wl attachments
p Section 3 ❑ wl site drainage map
❑� Section 4 wl attachments
❑ Section 5 ❑✓ wl attachments
c
Section 6 ✓❑ wl attachments
❑ Section 7
❑ Table A ❑ wl small business exemption request
o ❑ Table B ❑ wl analytical results as an attachment
w ❑ Table C ❑ Table D
U ✓❑ Section 8 ❑ wlattachments
y ✓❑ Section 9 ❑ wlattachments(e.g.,responses for additional contact laboratories or firms)
Y
L ❑✓ Section 10 ❑
U
10.2 Certification Statement
I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in
accordance with a system designed to assure that qualified personnel properly gather and evaluate the information
submitted.Based on my inquiry of the person or persons who manage the system or those persons directly responsible
for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and
complete. I am aware that there are significant penalties for submitting false information,including the possibility of fine
and imprisonment for knowing violations.
Name(print or type first and last name) Official title
TA YL R OVERCASH PRESIDENT
igparure Date signed
EPA Form 3510-2F(Revised 3-19) Page 6

EPA Identification Number NPDES Permit Number Facility Name Outfa►►Number Form Approved 03/05/19
OMB No.2040-M
TABLE A. CONVENTIONAL AND NON CONVENTiONAL PARAMETERS(40 CFR 122.26(c)(1)(i)(E)(3))'
You must provide the results of at least one anal sis for every pollutant in this table.Complete one table for each outfall.See instructions for additional details and requirements.
Maximum Daily Discharge Average Dally Discharge Source of
(specify units) (sped'units) Humber of Storm Information
Pollutant or Parameter Grab Sample Taken Grab Sample Taken (new source/new
During First Flo Composite
ed During First Flow-Weighted Events Sampled dischargers only;use
30 Minutes Composite 30 Minutes Composite codes in Instructions)
1. Oil and grease
2. Biochemical oxygen demand(BOD5)
3. Chemical oxygen demand(COD)
4. Total suspended solids(TSS)
5. Total phosphorus
6. Total Kjeldahl nitrogen(TKN)
7. Total nitrogen(as N)
pH(minimum)
8.
rpH(maximum)
1 Sampling shall be conducted according to sufficiently sensitive test procedures(i.e.,methods)approved under 40 CFR 136 for the analysis of pollutants or pollutant parameters or
required under 40 CFR chapter I,subchapter N or 0.See instructions and 40 CFR 122.21(e)(3).
EPA Form 3510-2F(Revised 3-19) Page 7

EPA Identification Number NPDES Permit Number Facility Name Outfafl Number Form Approved 03/05/19
OMB No.2040-0004
TABLE • • I NON CONVENTIONALPOLLUTANTS 41 CFR 122.26 0 •
List each pollutant that is limited in an effluent limitation guideline(ELG)that the facility is subject to or any pollutant listed in the facility's NPDES permit for its process wastewater(if the
facility is operating under an existing NPDES permit).Complete one table for each outfall.See the instructions for additional details and requirements.
Maximum Daily Discharge Average Daily Discharge Source of
s units ' units Number of Storm Information
Pollutant and CAS Number(if available) Grab Sample Taken Grab Sample Taken (new sourcelnew
During First Flow-Weighted ed During First Flow-Weighted Events Sampled dischargers only,use
30 Minutes Composite 30 Minutes Composite codes in instructions)
Sampling shall be conducted according to sufficiently sensitive test procedures(i.e.,methods)approved under 40 CFR 136 for the analysis of pollutants or pollutant parameters or
required under 40 CFR chapter I,subchapter N or 0.See instructions and 40 CFR 122.21(e)(3).
EPA Form 3510-2F(Revised 3-19) Page 9

EPA Identification Number NPDES Permit Number Facility Name Outfall Number Form Approved 03/05/19
OMB No.2040-0004
TABLEPOLLUTANTS, •I• I 1 CFR 122.26(c)(1)(i)(E)(4) • 40 • and
List each pollutant shown in Exhibits 2F-2,2F-3,and 2F-4 that you know or have reason to believe is present.Complete one table for each outfall.See the instructions for additional
details and requirements.
Maximum Daily Discharge Average Daily Discharge Source of
s e ' units s e ' units Number of Storm Information
Pollutant and CAS Number(if available) Grab Sample Taken Grab Sample Taken (new sourcelnew
During First Flo Composite
Flow-Weighted During First Flow-Weighted Events Sampled dischargers only,use
30 Minutes Composite 30 Minutes Composite codes in instructions)
Sampling shall be conducted according to sufficiently sensitive test procedures(i.e.,methods)approved under 40 CFR 136 for the analysis of pollutants or pollutant parameters or
required under 40 CFR chapter I,subchapter N or 0.See instructions and 40 CFR 122.21(e)(3).
EPA Form 3510-2F(Revised 3-19) Page 11

EPA Identification Number NPDES Permit Number Facility name Outfall Number Form Approved 03/05/19
OMB No.2040-0004
STORMTABLE D. •' 1
Provide data for the storm event(s)that resulted in the maximum daily discharges for the flow-weighted composite sample.
{umber of Hours Between
Total Rainfall During Maximum Flow Rate
Duration of Storm Event Beginning of Storm Measured and Total Flow from Rain Event
Date of Storm Event Storm Event During Rain Event
On hours) (in Inches) End Of Previous Measurable Rain (in gpm or specify units) (in gallons or specify snits}
Event
Provide a description of the method of flow measurement or estimate.
EPA Form 3510-21'(Revised 3-19) Page 13

UQURES
Figure 1 - Site Location Map - USGS
Figure 2 - Site Layout Map
Figure 3 -Aerial Map

Map Name: KANNAPOLIS Scale: 1 inch =2,000 ft.
Print Date: 01/26/14 Map Center: 035' 23' 51.97" N, 080'41'34.23"W
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SCALE 1:24000 SITE LOCATION MAP
0 1000 2000 3000 4000 5000 6000 OVERCASH GRVEL& GRADING
- - CONCORD, NORTH CAROLINA
FEET FIGURE 1 JOB NO.1125-006

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No.
DENOTES GRASSY AREAS
\; DENOTES VEHICLE PARKING
/ STORAGE AREA
•��•;• DENOTES WASTE PILE
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