NC0025861_Renewal (Application)_20240730

.
RECEIVED
July 25,2024
3k.1 _ 30 7024
RINDD
ES
N
NCDENR/ DWQ DEQI
DW
G
Attn: NPDES Unit
1617 Mail Service Center
Raleigh,North Carolina 27699-1617
Subject: Request for Permit Renewal-NC0025861 City of Lowell, Gaston County
Please find enclosed 3 copies of Form 2A NPDES with attachments for City of Lowell. If there are
any questions please forward them to Cheryl Ramsey, 101 West First Street,Lowell,NC 28098 for
referral to the appropriate staff.
Sincerely,
Scott Attaway, ity Manager
City of Lowell
Cc: File
Cheryl Ramsey

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
Form U.S.Environmental Protection Agency
2A ,EPA Application for NPDES Permit to Discharge Wastewater
NPDES NEW AND EXISTING PUBLICLY OWNED TREATMENT WORKS
SECTION 1.BASIC APPLICATION INFORMATION FOR ALL APPLICANTS(40 CFR 122.21(j)(1)and(9))
1.1 Facility name
City of Lowell
Mailing address(street or P.O.box)
101 West First Street
City or town State ZIP code
Lowell NC 28098
Contact name(first and last) Title Phone number Email address
Scott Attaway City Manager [phone] [e-mail]
Location address(street,route number,or other specific identifier) ❑Same as mailing address
m 98 Saxony Drive
w City or town State ZIP code
Lowell NC 28098
1.2 Is this application for a facility that has yet to commence discharge?
•
❑ Yes 4 See instructions on data submission 0 No
requirements for new dischargers.
1.3 Is applicant different from entity listed under Item 1.1 above?
❑ Yes ❑� No 4 SKIP to Item 1.4.
Applicant name
Applicant address(street or P.O.box)
0
City or town State ZIP code
•co Contact name(first and last) Title Phone number Email address
0
0-
1.4 Is the applicant the facility's owner,operator,or both?(Check only one response.)
❑✓ Owner ❑ Operator ❑ Both
1.5 To which entity should the NPDES permitting authority send correspondence?(Check only one response.)
El Facility Applicant ❑ Facility and applicant
(they are one and the same)
1.6 Indicate below any existing environmental permits.(Check all that apply and print or type the corresponding permit
number for each.)
a Existing Environmental Permits
NPDES(discharges to surface ❑ RCRA(hazardous waste) ❑ UIC(underground injection
water) control)
E NC0025861
❑ PSD(air emissions) ❑ Nonattainment program(CM) ❑ NESHAPs(CAA)
Ocean dumping(MPRSA) Dredge or fill(CWA Section Other
❑ P 9 ❑ 9 ❑ (specify)
404)
EPA Form 3510-2A(Revised 3-19) Page 1

I
EPA Identificaton Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
1.7 Provide the collection system information requested below for the treatment works.
Municipality Population Collection System Type Ownership Status
Served Served (indicate percentage)
100 %separate sanitary sewer O Own 0 Maintain
City of Lowell 3,765 est 2022 %combined storm and sanitary sewer ❑ Own 0 Maintain
CU ❑ Unknown 0 Own ❑ Maintain
co %separate sanitary sewer El Own ❑ Maintain
o %combined storm and sanitary sewer El Own El Maintain
S 0 Unknown 0 Own ❑ Maintain
ri %separate sanitary sewer El Own 0 Maintain
a %combined storm and sanitary sewer ❑ Own 0 Maintain
co ❑ Unknown El Own ❑ Maintain
E %separate sanitary sewer ❑ Own ❑ Maintain
>, %combined storm and sanitary sewer El Own 0 Maintain
c El Unknown El Own El Maintain
c
g Total
Population 3.765 est
Served
Separate Sanitary Sewer System Combined Storm and
Sanitary Sewer
Total percentage of each type of o 0
sewer line(in miles) 1 °0 00 k
z' 1.8 Is the treatment works located in Indian Country?
o ❑ Yes EJ No
c1.9 Does the facility discharge to a receiving water that flows through Indian Country?
c ❑ Yes 0 No
1.10 Provide design and actual flow rates in the designated spaces. _ Design Flow Rate
0.6 mgd
= Annual Average Flow Rates(Actual)
aII Two Years Ago Last Year This Year
ce
Co 0.195 mgd 0.232 mgd 0.255 mgd
17) Maximum Daily Flow Rates(Actual)
CU
o Two Years Ago Last Year This Year
0_884 mgd 1.432 mgd 1.195 mgd
c. 1.11 Provide the total number of effluent discharge points to waters of the United States by type.
Total Number of Effluent Discharge Points by Type
a� > Combined Sewer Constructed
T Treated Effluent Untreated Effluent Overflows Bypasses Emergency
co
s -0 Overflows
U
U)
0 1 o o 0 o
EPA Form 3510-2A(Revised 3-19) Page 2

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
Outfalls Other Than to Waters of the United States
1.12 Does the POTW discharge wastewater to basins,ponds,or other surface impoundments that do not have outlets for
discharge to waters of the United States?
❑ Yes ❑ No 4 SKIP to Item 1.14.
1.13 Provide the location of each surface impoundment and associated discharge information in the table below.
Surface Imyoundment Location and Discharge Data
Average Daily Volume Continuous or Intermittent
Location Discharged to Surface
Impoundment (check one)
❑ Continuous
gpd ❑ Intermittent
0 Continuous
gpd ❑ Intermittent
gpd ❑ Continuous
❑ Intermittent
2 1.14 Is wastewater applied to land?
❑ Yes 0 No 4 SKIP to Item 1.16.
0 1.15 Provide the land application site and discharge data requested below.
0. Land Application Site and Discharge Data
Continuous or
o Average Daily Volume
Location Size Applied Intermittent
(check one)
CIS
acres d ElContinuous
o — — — — 9P 0 Intermittent
s acres d ❑ Continuous
gp ❑ Intermittent
- 0 Continuous
co gpd ❑ Intermittent
7, 1.16 Is effluent transported to another facility for treatment prior to discharge?
o ❑ Yes ® No 4 SKIP to Item 1.21.
1.17 Describe the means by which the effluent is transported(e.g.,tank truck,pipe).
1.18 Is the effluent transported by a party other than the applicant?
❑ Yes ❑ No 4 SKIP to Item 1.20.
1.19 Provide information on the transporter below.
Transporter Data
Entity name Mailing address(street or P.O.box)
City or town State ZIP code
Contact name(first and last) Title
Phone number Email address
EPA Form 3510-2A(Revised 3-19) Page 3

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
1.20 In the table below,indicate the name,address,contact information, NPDES number,and average daily flow rate of the
receiving facility.
Receiving Facility Data
- Facility name Mailing address(street or P.O.box)
w
2 City or town State ZIP code
0
v
Contact name(first and last) Title
0
Phone number Email address
a NPDES number of receiving facility(if any) 0 None Average daily flow rate mgd
0 1.21 Is the wastewater disposed of in a manner other than those already mentioned in Items 1.14 through 1.21 that do not
dhave outlets to waters of the United States(e.g.,underground percolation,underground injection)?
s ❑ Yes No 4 SKIP to Item 1.23.
U
O 1.22 Provide information in the table below on these other disposal methods.
Information on Other Disposal Methods
oDisposal Location of Size of Annual Average Continuous or Intermittent
Method Disposal Site Disposal Site Daily Discharge (check one)
0:1Description Volume
❑ Continuous
acres gPd ❑ Intermittent
0 Continuous
acres gpd ❑ Intermittent
acresgpd ❑ Continuous
❑ Intermittent
1.23 Do you intend to request or renew one or more of the variances authorized at 40 CFR 122.21(n)?(Check all that apply.
„ w Consult with your NPDES permitting authority to determine what information needs to be submitted and when.)
❑ Discharges into marine waters(CWA ❑ Water quality related effluent limitation(CWA Section
Section 301(h)) 302(b)(2))
❑ Not applicable
1.24 Are any operational or maintenance aspects(related to wastewater treatment and effluent quality)of the treatment works
the responsibility of a contractor?
❑ Yes ❑ No+SKIP to Section 2.
1.25 Provide location and contact information for each contractor in addition to a description of the contractor's operational
and maintenance responsibilities.
Contractor Information
Contractor 1 Contractor 2 Contractor 3
o Contractor name
(company name) Daniel Dougherty
Mailing address
101 West First Street
(street or P.O.box)
City,state,and ZIP
Code Lowell,North Carolina 28098
o Contact name(first and Daniel Dougherty
c last)
Phone number [phone]
Email address [e-mail]
Operational and ORC
maintenance
responsibilities of
contractor
EPA Form 3510-2A(Revised 3-19) Page 4

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
SECTI•N 2.ADDITIONAL INFORMATION (40 CFR 122.21(j)(1)and(2))
o Outfalls to Waters of the United States
2.1 Does the treatment works have a design flowgreater than orequal to 0.1 m d.
9 9
o ❑✓ Yes ❑ No 4 SKIP to Section 3.
2.2 Provide the treatment works'current average daily volume of inflow Average Daily Volume of Inflow and Infiltration
and infiltration.
io,000 gpd
Indicate the steps the facility is taking to minimize inflow and infiltration.
-0
Smoke testing has been conducted to identify l&l.Repairs to system are ongoing.Manhole liners are in place where
Needed to prevent excessive inflow.Fair Street Sewer Lift Station sub-basin redirected to Two Rivers WWTP on Long
c Creek WWTP-Two Rivers Utility-City of Gastonia
2.3 Have you attached a topographic map to this application that contains all the required information?(See instructions for
0. specific requirements.)
43
D.
❑✓ Yes ❑ No
E 2.4 Have you attached a process flow diagram or schematic to this application that contains all the required information?
3 Es (See instructions for specific requirements.)
0 rn
11 0 ❑✓ Yes ❑ No
2.5 Are improvements to the facility scheduled?
❑ Yes 0 No 4 SKIP to Section 3.
Briefly list and describe the schedulled improvements.
0
1.
d
E
a 2.
E
0
N 3.
v
a
d
0 4.
U)
2.6 Provide scheduled or actual dates of completion for improvements.
C' Scheduled or Actual Dates of Completion for Improvements
Affected Attainment of
Scheduled Begin End Begin
> Outfalls Operational
2 Improvement Construction Construction Discharge
(from above) (list l (MM/DD/YYYY) (MM/DD/YYYY) (MM/DD/YYYY) Level
numberber)) (MM/DD/YYYY)
5 1.
co 2.
3.
4.
2.7 Have appropriate permits/clearances concerning other federaUstate requirements been obtained?Briefly explain your
response.
❑ Yes ❑ No ❑ None required or applicable
Explanation:
EPA Form 3510-2A(Revised 3-19) Page 5
1

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 Gty of Lowell OMB No.2040-0004
SECTION 3.INFORMATION ON EFFLUENT DISCHARGES(40 CFR 122.210)(3)to(5))
3.1 Provide the following information for each outfall.(Attach additional sheets if you have more than three outfalls.)
Outfall Number o01 Outfall Number Outfall Number
State NC
County Gaston
City or town Lowell
Distance from shore <10 feet ft. ft. ft.
a
Depth below surface n/a ft. ft. ft.
Average daily flow rate mgd mgd mgd
Latitude 35° 16' 10"
Longitude 81° 04' 55"
3.2 Do any of the outfalls described under Item 3.1 have seasonal or periodic discharges?
❑ Yes ❑ No 4 SKIP to Item 3.4.
3.3 If so,provide the following information for each applicable outfall.
Outfall Number Outfall Number Outfall Number
0
Number of times per year
g discharge occurs
a Average duration of each
discharge(specify units) —
Average flow of each
discharge mgd mgd mgd
cn Months in which discharge
occurs
3.4 Are any of the outfalls listed under Item 3.1 equipped with a diffuser?
❑ Yes ❑ No 4 SKIP to Item 3.6.
3.5 Briefly describe the diffuser type at each applicable outfall.
a
Outfall Number Outfall Number Outfall Number
a,
V)
of 3.6 Does the treatment works discharge or plan to discharge wastewater to waters of the United States from one or more
discharge points?
❑� Yes ❑ No+SKIP to Section 6.
EPA Form 3510-2A(Revised 3-19) Page 6

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
3.7 Provide the receiving water and related information(if known)for each outfall.
Outfall Number 001 Outfall Number Outfall Number
Receiving water name South Fork of Catawba River
Name of watershed,river,
0 or stream system
U.S. Soil Conservation
Service 14-digit watershed
o code
Name of state
management/river basin North Carolina
U.S.Geological Survey
8-digit hydrologic HUC 03050102
re cataloging unit code
Critical low flow(acute) cfs cfs cfs
Critical low flow(chronic) cfs cfs cfs
Total hardness at critical mg/L of mg/L of mg/L of
low flow CaCO3 CaCO3 CaCO3
3.8 Provide the following information describing the treatment provided for discharges from each outfall.
Outfall Number 001 Outfall Number Outfall Number
Highest Level of 0 Primary 0 Primary 0 Primary
Treatment(check all that 0 Equivalent to 0 Equivalent to 0 Equivalent to
apply per outfall) secondary secondary secondary
I] Secondary ❑ Secondary 0 Secondary
0 Advanced 0 Advanced 0 Advanced
0 Other(specify) 0 Other(specify) 0 Other(specify)
0
—
Q Design Removal Rates by
•„ Outfall
N
BODE or CBOD5 85
-
73i TSS 85 To
I
0 Not applicable 0 Not applicable 0 Not applicable
Phosphorus
0 Not applicable 0 Not applicable 0 Not applicable
Nitrogen %
Other(specify) 0 Not applicable 0 Not applicable 0 Not applicable
EPA Form 3510-2A(Revised 3-19) Page 7

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
3.9 Describe the type of disinfection used for the effluent from each outfall in the table below.If disinfection varies by
season,describe below.
0
Outfall Number 001 Outfall Number Outfall Number
0
Disinfection type
Chlorine Gas
N
4!
Seasons used
4
Dechlorination used? ElNot applicable ElNot applicable ❑ Not applicable
F—
Yes El Yes ❑ Yes
❑ No ❑ No ❑ No
3.10 Have you completed monitoring for all Table A parameters and attached the results to the application package?
✓❑ Yes El No
3.11 Have you conducted any WET tests during the 4.5 years prior to the date of the application on any of the facility's
discharges or on any receiving water near the discharge points?
❑ Yes El No 4 SKIP to Item 3.13.
3.12 Indicate the number of acute and chronic WET tests conducted since the last permit reissuance of the facility's
discharges by outfall number or of the receiving water near the discharge points.
Outfall Number 001 Outfall Number Outfall Number
Acute Chronic Acute Chronic Acute Chronic
Number of tests of discharge 18 18
water
Number of tests of receiving 0 0
water
3.13 Does the treatment works have a design flow greater than or equal to 0.1 mgd?
,� ❑ Yes ❑ No 4 SKIP to Item 3.16.
3.14 Does the POTW use chlorine for disinfection,use chlorine elsewhere in the treatment process,or otherwise have
reasonable potential to discharge chlorine in its effluent?
❑ Yes 4 Complete Table B,including chlorine. El No 4 Complete Table B,omitting chlorine.
3.15 Have you completed monitoring for all applicable Table B pollutants and attached the results to this application
package?
w ❑✓ Yes ❑ No
3.16 Does one or more of the following conditions apply?
• The facility has a design flow greater than or equal to 1 mgd.
• The POTW has an approved pretreatment program or is required to develop such a program.
• The NPDES permitting authority has informed the POTW that it must sample for the parameters in Table C,must
sample other additional parameters(Table D),or submit the results of WET tests for acute or chronic toxicity for
each of its discharge outfalls(Table E).
Yes 4 Complete Tables C, D,and E as
❑ applicable. ElNo 4 SKIP to Section 4.
3.17 Have you completed monitoring for all applicable Table C pollutants and attached the results to this application
package?
Yes ❑ No
3.18 Have you completed monitoring for all applicable Table D pollutants required by your NPDES permitting authority and
attached the results to this application package?
❑✓ Yes ❑ No additional sampling required by NPDES
permitting authority.
EPA Form 3510-2A(Revised 3-19) Page 8

•
EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
3.19 Has the POTW conducted either(1)minimum of four quarterly WET tests for one year preceding this permit application
or(2)at least four annual WET tests in the past 4.5 years?
❑� Yes ❑ No 4 Complete tests and Table E and SKIP to
Item 3.26.
3.20 Have you previously submitted the results of the above tests to your NPDES permitting authority?
No 4 Provide results in Table E and SKIP to
El Yes ❑ Item 3.26.
3.21 Indicate the dates the data were submitted to your NPDES permitting authority and provide a summary of the results.
Date(s)Submitted Summary of Results
(MM/DD/YYYY) —
All toxicity results passing since last permit renewal
-a 03/28/2024
Submitted with eDMR with end of following month
0
cco o 3.22 Regardless of how you provided your WET testing data to the NPDES permitting authority,did any of the tests result in
toxicity?
❑ Yes ✓❑ No 4 SKIP to Item 3.26.
d 3.23 Describe the cause(s)of the toxicity:
w
3.24 Has the treatment works conducted a toxicity reduction evaluation?
❑ Yes ❑ No 4 SKIP to Item 3.26.
3.25 Provide details of any toxicity reduction evaluations conducted.
3.26 Have you completed Table E for all applicable outfalls and attached the results to the application package?
El Yes ❑ Not applicable because previously submitted
information to the NPDES •ermittin• authorit .
SECTION 4.INDUSTRIAL DISCHARGES AND HAZARDOUS WASTES(40 CFR 122.210)(6)and(7))
4.1 Does the POTW receive discharges from SIUs or NSCIUs?
❑ Yes ❑ No 4 SKIP to Item 4.7.
IC 4.2 Indicate the number of SIUs and NSCIUs that discharge to the POTW.
Number of SIUs Number of NSCIUs
U)
2 4.3 Does the POTW have an approved pretreatment program?
_ ❑ Yes ❑ No
2 4.4 Have you submitted either of the following to the NPDES permitting authority that contains information substantially
identical to that required in Table F:(1)a pretreatment program annual report submitted within one year of the
application or(2)a pretreatment program?
❑ Yes ❑ No 4 SKIP to Item 4.6.
0
70 4.5 Identify the title and date of the annual report or pretreatment program referenced in Item 4.4. SKIP to Item 4.7.
U)
4.6 Have you completed and attached Table F to this application package?
❑ Yes ❑ No
EPA Form 3510-2A(Revised 3-19) Page 9

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
4.7 Does the POTW receive.or has it been notified that it will receive,by truck,rail,or dedicated pipe,any wastes that are
regulated as RCRA hazardous wastes pursuant to 40 CFR 261?
❑ Yes ❑ No 4 SKIP to Item 4.9.
4.8 If yes,provide the following information:
Annual
Hazardous Waste Waste Transport Method Amount of Units
Number (check all that apply) Waste
Received
❑ Truck 0 Rail
-a
❑ Dedicated pipe ❑ Other(specify)
C
0
U
❑ Truck 0 Rail
❑ Dedicated pipe ❑ Other(specify)
N ❑ Truck ❑ Rail
_ ❑ Dedicated pipe ❑ Other(specify)
ra
Gf
4.9 Does the POTW receive,or has it been notified that it will receive,wastewaters that originate from remedial activities,
0 including those undertaken pursuant to CERCLA and Sections 3004(7)or 3008(h)of RCRA?
❑ Yes ❑ No 4 SKIP to Section 5.
4.10 Does the POTW receive(or expect to receive)less than 15 kilograms per month of non-acute hazardous wastes as
0 specified in 40 CFR 261.30(d)and 261.33(e)?
❑ Yes+ SKIP to Section 5. ❑ No
4.11 Have you reported the following information in an attachment to this application:identification and description of the
site(s)or facility(ies)at which the wastewater originates;the identities of the wastewater's hazardous constituents;and
the extent of treatment,if any,the wastewater receives or will receive before entering the POTW?
❑ Yes El No
SECTION 5.COMBINED SEWER OVERFLOWS(40 CFR 122.21(j)(8))
5.1 Does the treatment works have a combined sewer system?
❑ Yes ❑✓ No+SKIP to Section 6.
5.2 Have you attached a CSO system map to this application?(See instructions for map requirements.)
❑ Yes 0 No
5.3 Have you attached a CSO system diagram to this application?(See instructions for diagram requirements.)
co
❑ Yes ❑ No
EPA Form 3510-2A(Revised 3-19) Page 10

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
5.4 For each CSO outfall, provide the following information.(Attach additional sheets as necessary.)
CSO Outfall Number CSO Outfall Number CSO Outfall Number
City or town
0
ca. State and ZIP code
U
co
o County
co
= Latitude ° " °
0
o
u) Longitude II °
U
Distance from shore ft. ft. ft.
Depth below surface ft. ft. ft.
5.5 Did the POTW monitor any of the following items in the past year for its CSO outfalls?
CSO Outfall Number CSO Outfall Number CSO Outfall Number
Rainfall ❑ Yes ❑ No ❑ Yes ❑ No ❑ Yes ❑ No
ai -- —
o CSO flow volume ❑ Yes ❑ No ❑ Yes ❑ No ❑ Yes ❑ No
o CSO pollutant ❑ Yes ❑No ❑ Yes ❑ No ❑ Yes ❑ No
o concentrations
c
c.' Receiving water quality ❑ Yes ❑ No ❑ Yes ❑ No ❑ Yes ❑ No
CSO frequency ❑ Yes ❑ No ❑ Yes ❑No ❑ Yes ❑ No
Number of storm events 0 Yes 0 No ❑ Yes ❑No 0 Yes ❑No
5.6 Provide the following information for each of your CSO outfalls.
CSO Outfall Number CSO Outfall Number CSO Outfall Number
Number of CSO events in events events events
in the past year
cv
EL
C Average duration per hours hours hours
c event ❑Actual or 0 Estimated 0 Actual or❑Estimated ❑Actual or❑ Estimated
co
'L million gallons million gallons million gallons I
o Average volume per event
ci 0 Actual or 0 Estimated 0 Actual or 0 Estimated 0 Actual or 0 Estimated
Minimum rainfall causing inches of rainfall inches of rainfall inches of rainfall
a CSO event in last year ElActual or 0 Estimated 0 Actual or❑Estimated 0 Actual or 0 Estimated
EPA Form 3510-2A(Revised 3-19) Page 11
i

EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
5.7 Provide the information in the table below for each of your CSO outfalls.
CSO Outfall Number CSO Outfall Number CSO Outfall Number
Receiving water name
Name of watershed/
N stream system
d U.S. Soil Conservation 0 Unknown 0 Unknown 0 Unknown
ra
Service 14-digit
watershed code
(if known)
Name of state
management/river basin
co U.S.Geological Survey 0 Unknown 0 Unknown 0 Unknown
8-Digit Hydrologic Unit
Code(if known)
Description of known
water quality impacts on
receiving stream by CSO
(see instructions for
exam.les
SECTION 6.CHECKLIST AND CERTIFICATION STATEMENT(40 CFR 122.22(a)and(d))
6.1 In Column 1 below,mark the sections of Form 2A 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: Basic Application
Information for All Applicants ❑ w/variance request(s) ❑ w/additional attachments
❑ Section 2:Additional ❑ wl topographic map w/process flow diagram
Information
❑ w/additional attachments
El w/Table A EI w/Table D
❑ Section 3: Information on ❑ w/Table B ❑ w/Table E
• Effluent Discharges
❑ w/Table C ❑ w/additional attachments
Section 4: Industrial ❑ wl SIU and NSCIU attachments ❑ w/Table F
c ❑ Discharges and Hazardous
s Wastes ❑ w/additional attachments
`' ❑ Section 5:Combined Sewer ❑ wl CSO map ❑ w/additional attachments
Overflows
❑ w/CSO system diagram
❑ Section 6:Checklist and 0 wl attachments
Certification Statement
17)
Y 6.2 Certification Statement
U
oc
1 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
Scott Attaway City Manager
Signature Date signed
EPA Form 3510-2A(Revised 3-19) Page 12

1
EPA Identification Number NPDES Permit Number Facility Name Outfall Number Form Approved 03/05/19
•
NC01308 NC0025861 City of Lowell 001 OMB No.2040-0004
TABLE A.EFFLUENT PARAMETERS FOR ALL POTWS
Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL
Pollutant Number of Methods include units
Value Units Value Units Samples Methods (
)
Biochemical oxygen demand
RI ML
©BODE or❑CBODr 22 mg/I 4.61 mg/I 208 SM 5210 B 30 mg/I ❑MDL
(report one)
Fecal coliform 159.1 col/100 ml 4.56 col/100 ml 208 SM 9222 D 200 col/ ©ML
❑MDL
Design flow rate 0.6 MGD i 0.232 MGD 365
pH(minimum) 6.0 Su
pH (maximum) 6.9 Su
Temperature(winter) 20 deg C 16.7 deg C 39
I emperature(summer) 27 deg C 25.4 deg C 39
k
El ML
otal suspended solids(TSS) 127 mg/I 4.32 mg/I 260 AllISM 2540 D 30 mg/I 0 MDL
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 3510-2A(Revised 3-19) Page 13

EPA Identification Number NPDES Permit Number Facility Name Outfall Number Form Approved 03/05/19
NC01308 NC0025861 City of Lowell OMB No.2040-0004
TABLE B. EFFLUENT PARAMETERS FOR ALL POTWS WITH A FLOW EQUAL TO OR GREATER THAN 0.1 MGD
Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL
Pollutant Number of Methods include
Value Units Value Units Samples ( units)
0 ML
Ammonia(as N) 12.3 mg/I 4.76 mg/I 156 EPA 350.1 N/A ❑MDL
Chlorine ❑ML
(total residual, TRC)2 44 Ug/I 1.97 ug/I 156 SM 4500 CI 2011 28 ug/I m MDL
0 ML
Dissolved oxygen N/A N/A N/A N/A N/A N/A N/A o MDL
0 ML
Nitrate/nitrite N/A N/A N/A N/A N/A N/A N/A 0 MDL
0 ML
Kjeldahl nitrogen N/A N/A N/A N/A N/A N/A N/A ❑MDL
0 ML
Oil and grease N/A N/A N/A N/A N/A N/A N/A ❑MDL
OIAL
Phosphorus 6 mg/I 4.5 mg/I 4 SM 4500 P-F N/A ❑MDL
0 ML
Total dissolved solids N/A N/A N/A N/A N/A N/A N/A ❑MDL
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 O.See instructions and 40 CFR 122.21(e)(3).
2 Facilities that do not use chlorine for disinfection,do not use chlorine elsewhere in the treatment process,and have no reasonable potential to discharge chlorine in their effluent are not
required to report data for chlorine.
EPA Form 3510-2A(Revised 3-19) Page 15

EPA Identification Number NPDES Permit Number Facility Name Outfall Number Form Approved 03/05/19
•
NC01308 NC0025861 City of Lowell 001 OMB No.2040-0004
TABLE D.ADDITIONAL POLLUTANTS AS REQUIRED BY NPDES PERMITTING AUTHORITY
Maximum Daily Discharge Average Daily Dischar e
Pollutant Analytical ML or MDL
(list) Value Units Value Units Number of Method' (include units)
Samples
❑ No additional sampling is required by NPDES permitting authority.
0 ML
Mercury 2.1 ng/I 2.1 ng/I One 1631E N/A ❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
'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 3510-2A(Revised 3-19) Page 23

I -
ATTACHMENTS for
City of Lowell NC0025861
• Location Map
• Process Flow Diagram

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Site Coords 35° 16' 10" NSub-Basin 03-08-35
Receiving Stream UT to S Fork Catawba River
81° 04' 55" W USGS Quad: Mount Holly Stream Class WS-V
N P D E S N C 0 0 2 5 8 61 W. Ronald Haynes, PE
Cityof Lowell WWTP P. 0. Box 666 Project J-610
Granite Fats, NC 28630
Lowell Wastewater Treatment Plant 828 495-4268
98 Saxony Drive [phone] CEL
Lowell,NC 28098
[e-mail] July 22, 2024

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Plant Pumping Station Data:
Pump No.I • 635 gal.per min.; Also Auxiliary Drive +D
Pump No.2 • 2T5 • G
Pump No.3• 550 • • 7 •'1
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3 Compressors LOWELL, N.C. WASTE TREATMENT PLANT
Loch 40 h.p.,710 atm.
�Py CONTROL BUILDING CENTRAL TREATMENT UNIT COMPLETED APRIL 3,1968
�q0 CAPACITY • 600,000 GAL. PER DAY HARRISON-FOX a ASSOC.,INC.
BIOLOGICAL LOADING• 1,020 LBS. BOD PER DAY CONSULTING ENGINEERSGASTONIA,N.C.
CONCRETE CONSTRUCTION
OUTSIDE TANK • 75•I.D.
CLARIFIER • 35'1.D.