HomeMy WebLinkAboutNC0088251_Renewal Application _20220908 d�cSTAT�'o
ROY COOPER -
Governor
ELIZABETH S.BISER 0,430,4
Secretary
RICHARD E.ROGERS,JR. NORTH CAROLINA
Director Environmental Quality
September 08, 2022
Tyrrell County
Attn: David L. Clegg, County Manager
PO Box 449
Columbia, NC 27925-0449
Subject: Permit Renewal
Application No. NC0088251
Tyrrell CountyPrison RO WTP
Y
Tyrrell County
Dear Applicant:
The Water Quality Permitting Section acknowledges the September 8, 2022, receipt of your permit renewal application
and supporting documentation. Your application will be assigned to a permit writer within the Section's NPDES WW
permitting branch. Per G.S. 150E-3 your current permit does not expire until permit decision on the application is made.
Continuation of the current permit is contingent on timely and sufficient application for renewal of the current permit. The
permit writer will contact you if additional information is required to complete your permit renewal. Please respond in a
timely manner to requests for additional information necessary to allow a complete review of the application and renewal
of the permit.
Information regarding the status of your renewal application can be found online using the Department of Environmental
Quality's Environmental Application Tracker at:
https://deq.nc.gov/permits-regulations/permit-guidance/environmental-application-tracker
If you have any additional questions about the permit, please contact the primary reviewer of the application using the
links available within the Application Tracker.
Sincere) ,
Wre The ord
Administrative Assistant
Water Quality Permitting Section
ec: WQPS Laserfiche File w/application
E Q North Caroilna Department of Environmental QuaNy Division of Water Resources
`'/�Jt/l Washington Regional Office 943 Washtngtan Square Mall Washington North CarolIna 27889
252.946 6481
Tyrrell County Board of Commissioners
Post Office Box 449
Columbia, North Carolina 27925
Telephone (252) 796-1371
Nathan T. Everett, Chairman /��� ;-,�ry� David L. Clegg, County Manager and Attorney
Nina B. Griswell,Vice Chairman '-� Penny Rhodes Owens, Clerk to the Board
Jordan R. Davis
Dorothy Spencer
Robert Thompson 129
t'Pt al�
September 6, 2022
RECEIVED
Division of Water Resources SEP 0 8 2022
Water Quality Permitting Section
NPDES NCDEQIDWR/NPDES
1617 Mail Service Center
Raleigh, NC 27699-1617
RE: Tyrrell County NPDES renewal permit application for N0008825 l
Dear All:
Please find the original and two copies of the above referenced renewal
permit application.
1 hank you for your attention to this matter.
Sincerely,
David L. Clegg
r r
EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC0088251 Tyrrell County Prison RO WTP 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
Tyrrell County Prison RO WTP
Mailing address(street or P.O. box)
PO Box 449
City or town State ZIP code
0 Columbia NC 27925-0449
E Contact name(first and last) Title Phone number Email address
David L.CleggCountyManager g (252)796-1371 dclegg@tyrrellcounty.net
Location address(street, route number,or other specific identifier) ❑ Same as mailing address
624 Snell Road
uL
City or town State ZIP code
Columbia NC 27925
1.2 Is this application for a facility that has yet to commence discharge?
❑ Yes 4 See instructions on data submission ❑✓ 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
ea
c City or town State ZIP code
Q
Contact name(first and last) Title Phone number Email address
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.)
Facility and applicant
❑ Facility ❑ 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.)
Existing Environmental Permits
n.
✓❑ NPDES(discharges to surface ❑ RCRA(hazardous waste) ❑ UIC(underground injection
water) control)
NC0088251
❑ PSD(air emissions) ❑ Nonattainment program(CM) ❑ NESHAPs(CM)
rn
❑ Ocean dumping(MPRSA) ❑ Dredge or fill(CWA Section ❑ Other(specify)
404)
EPA Form 3510-2A(Revised 3-19) Page 1
r r
EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC0088251 Tyrrell County Prison RO WTP 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 0 Own El Maintain
Columbia, NC 2430 %
a) combined storm and sanitary sewer 0 Own ❑ Maintain
cn 0 Unknown 0 Own 0 Maintain
o %separate sanitary sewer 0 Own ❑ Maintain
'R %combined storm and sanitary sewer 0 Own 0 Maintain
0 Unknown 0 Own 0 Maintain
0_
a %separate sanitary sewer 0 Own 0 Maintain
combined storm and sanitary sewer 0 Own 0 Maintain
`d 0 Unknown 0 Own ❑ Maintain
E
%separate sanitary sewer 0 Own ❑ Maintain
a
combined storm and sanitary sewer ❑ Own 0 Maintain
co
o El Unknown 0 Own El Maintain.
Total
°' Population 2430
ci Served
Separate Sanitary Sewer System Combined Storm and
Sanitary Sewer
Total percentage of each type of
sewer line(in miles) na
z' 1.8 Is the treatment works located in Indian Country?
c
o ❑ Yes ❑✓ No
R 1.9 Does the facility discharge to a receiving water that flows through Indian Country?
❑ Yes ❑✓ No
1.10 Provide design and actual flow rates in the designated spaces. Design Flow Rate
0.079 mgd
Ti
u 0Annual Average Flow Rates(Actual)
Two Years Ago Last Year This Year
c
f° 9 0.032 m_ d
c o 0.038 mgd 0.042 mgd
co
Maximum Daily Flow Rates(Actual)
Two Years Ago Last Year This Year
0.085 mgd 0.soo mgd 0.065 mgd
u, 1.11 Provide the total number of effluent discharge points to waters of the United States by type.
ao_ Total Number of Effluent Discharge Points by Type
Combined Sewer Constructed
E'1- Treated Effluent Untreated Effluent Bypasses Emergency
L Overflows yp g y
0 Overflows
V)
0 1
EPA Form 3510-2A(Revised 3-19) Page 2
EPA Identification Number NPDES Permit Number FacilityName Form Approved 03/0
5/19
NC0088251 Tyrrell County Prison RO WTP 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 Impoundment Location and Discharge Data
Average Daily Volume Continuous or Intermittent
Location Discharged to Surface (check one)
Impoundment
❑ Continuous
gpd ❑ Intermittent
❑ Continuous
gpd ❑ Intermittent
❑ Continuous
gpd 0 Intermittent
Y 1.14 Is wastewater applied to land?
❑ Yes ❑✓ 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
Location Size Average Daily Volume Intermittent
a, Applied (check one)
acres d 0 Continuous
o gp ❑ Intermittent
acresgpd 0 Continuous
o ❑ Intermittent
acresgpd ❑ Continuous❑ Intermittent
U)
r° 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
� I
EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC0088251 Tyrrell County Prison RO WTP 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
0 Facility name Mailing address(street or P.O. box)
City or town State ZIP code
0
Contact name(first and last) Title
0
Phone number Email address
NPDES number of receiving facility(if any) 0 None Average daily flow rate mgd
0.
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
have outlets to waters of the United States(e.g., underground percolation, underground injection)?
L ❑ Yes ❑✓ No 4 SKIP to Item 1.23.
0 1.22 Provide information in the table below on these other disposal methods.
s Information on Other Disposal Methods
o Disposal Annual Average
Location of Size of Continuous or Intermittent
Method Dis osal Site Dis osal Site Daily Discharge
Description p p Volume (check one)
R 0 Continuous
acres gpd 0 Intermittent
acresgpd 0 Continuous
❑ 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.
(n 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
CCS 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
Contractor name
0
(company name)
o Mailing address
(street or P.O. box)
City,state, and ZIP
code
0 Contact name(first and
U last)
Phone number
Email address
Operational and
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
NC0088251 Tyrrell County Prison RO WTP OMB No.2040-0004
SECTION 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 flow greater than or equal to 0.1 mgd?
rn
o ✓❑ Yes ❑ No 4 SKIP to Section 3.
0 2.2 Provide the treatment works'current average daily volume of inflow Average Daily Volume of Inflow and Infiltration
;1 and infiltration. o gpd
-0
Indicate the steps the facility is taking to minimize inflow and infiltration.
no collection system
0
0
c
2.3 Have you attached a topographic map to this application that contains all the required information?(See instructions for
a specific requirements.)
mR
o
❑✓ Yes 0 No
E 2.4 Have you attached a process flow diagram or schematic to this application that contains all the required information?
oco (See instructions for specific requirements.)
rn
co
o ❑✓ Yes ❑ No
2.5 Are improvements to the facility scheduled?
❑ Yes ❑✓ No 4 SKIP to Section 3.
Briefly list and describe the scheduled improvements.
0
is 1.
c
E
a>
2.
E
0
N 3.
a)
a)
4.
a 2.6 Provide scheduled or actual dates of completion for improvements.
Scheduled or Actual Dates of Completion for Improvements
Affected Attainment of
Scheduled Begin End Begin
> Outfalls Op
Operational
2 Improvement Construction Construction Discharge
I
(from above) (list outfall (MM/DD/YYYY) (MM/DD/YYYY) (MM/DD/YYYY) Level
number) (MM/DD/YYYY)
1.
Z
3.
4.
2.7 Have appropriate permits/clearances concerning other federal/state requirements been obtained?Briefly explain your
response.
❑ Yes ❑ No ❑✓ None required or applicable
Explanation:
EPA Form 3510-2A(Revised 3-19) Page 5
EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC0088251 Tyrrell County Prison RO WTP OMB No.2040-0004
SECTION 3.INFORMATION ON EFFLUENT DISCHARGES(40 CFR 122.21(j)(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 North Carolina
ti
County Tyrrell
0 City or town Columbia
"6
0 Distance from shore 1800 ft. ft. ft.
0_
Depth below surface 8 ft. ft. ft.
0
Average daily flow rate 0.042 mgd mgd mgd
Latitude 36° 59' 176 N
Longitude 76° 12' 3116' W
3.2 Do any of the outfalls described under Item 3.1 have seasonal or periodic discharges?
o ❑ Yes ✓❑ No 4 SKIP to Item 3.4.
A 3.3 If so, provide the following information for each applicable outfall.
L
Outfall Number 001 Outfall Number Outfall Number
0
Number of times per year
0 discharge occurs
a Average duration of each
`o discharge(specify units)
73- Average flow of each
discharge mgd mgd mgd
in 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.
Outfall Number 001 Outfall Number Outfall Number
C)
U)
Submerged 4 port rubber
i3 duck-bill diffusers
us 3.6 Does the treatment works discharge or plan to discharge wastewater to waters of the United States from one or more
discharge points?
11 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
NC0088251 Tyrrell County Prison RO WTP 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 Albemarle Sound
Name of watershed, river,
0 or stream system Albemarle Sound
fl- U.S. Soil Conservation
N Service 14-digit watershed 03010205240040
o code
Name of state
management/river basin Pasquotank River Basin
c)
.- U.S. Geological Survey
8-digit hydrologic 03010205
o
ct cataloging unit code
Critical low flow(acute) o cfs cfs cfs
Critical low flow(chronic) o cfs cfs cfs
Total hardness at critical mg/L of mg/L of mg/L of
92
flow
9 9 9
low 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
❑ Secondary 0 Secondary 0 Secondary
❑ Advanced 0 Advanced 0 Advanced
❑ Other(specify) 0 Other(specify) 0 Other(specify)
c
0
'Q Design Removal Rates by No removal efforts,
.0 Outfall this is a RO reject flow
U
w
o
BODs or CBOD5 na % % °o
.E. /
m
d TSS na % % %
1-
0 Not applicable 0 Not applicable 0 Not applicable
Phosphorus
1 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
NC0088251 Tyrrell County Prison RO WTP 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 No disinfection of RO reject flow
0
0
o Outfall Number ow. Outfall Number Outfall Number
2- Disinfection type
ynone
0
Seasons used
F Dechlorination used? ❑✓ Not applicable 0 Not applicable 0 Not applicable
❑ Yes 0 Yes 0 Yes
❑ No ❑ No ❑ No
3.10 Have you completed monitoring for all Table A parameters and attached the results to the application package?
✓❑ Yes 0 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 ❑ 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 o01 Outfall Number Outfall Number
Acute Chronic Acute Chronic Acute Chronic
Number of tests of discharge 18
water
Number of tests of receiving
water
3.13 Does the treatment works have a design flow greater than or equal to 0.1 mgd?
R ❑✓ Yes ❑ No 4 SKIP to Item 3.16.
a 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?
CD
0 Yes 4 Complete Table B, including chlorine. ✓❑ 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?
❑✓ 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. ❑ No 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?
0 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
NC0088251 Tyrrell County Prison RO WTP 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?
❑✓ Yes ❑ No-4 Provide results in Table E and SKIP to
Item 3.26.
3.21 Indicate the dates the data were submitted to your NPDESpermitting authority and provide a summary of the results.
Date(s)Submitted Summary of Results
(MM/DD/YYYY)
02/23/2018,04/20/2018,07/27/2018, 11/05/2018,01/21/2019,
02/23/2018 04/22/2019,07/26/2019,10/25/2019,01/24/2020,04/24/2020,
07/24/2020,10/23/2020,01/20/2021,04/20/2021, 10/19/2021,
07/26/2021,02/21/2021,04/21/2021 ALL PASSED NO FAILS
Y3.22 Regardless of how you provided your WET testing data to the NPDES permitting authority,did any of the tests result in
toxicity?
❑ Yes ❑Q No 4 SKIP to Item 3.26.
a 3.23 Describe the cause(s)of the toxicity:
a>
� I
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?
❑ Yes Not applicable because previously submitted
information to the NPDES 'ermittin• authori .
SECTION 4.INDUSTRIAL DISCHARGES AND HAZARDOUS WASTES(40 CFR 122.21(j)(6)and(7))
4.1 Does the POTW receive discharges from SIUs or NSCIUs?
❑ Yes ❑✓ No 4 SKIP to Item 4.7.
4.2 Indicate the number of SIUs and NSCIUs that discharge to the POTW.
Number of SIUs Number of NSCIUs
U)
12 4.3 Does the POTW have an approved pretreatment program?
CO
_ ❑ Yes ❑ No
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 0 No 4 SKIP to Item 4.6.
4.5 Identify the title and date of the annual report or pretreatment program referenced in Item 4.4. SKIP to Item 4.7.
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
NC0088251 Tyrrell County Prison RO WTP 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 ❑ Rail
C ❑ Dedicated pipe ❑ Other(specify)
❑ Truck ❑ Rail
❑ Dedicated pipe ❑ Other(specify)
0
v
❑ Truck ❑ Rail
_ ❑ Dedicated pipe ❑ Other(specify)
R 4.9 Does the POTW receive, or has it been notified that it will receive, wastewaters that originate from remedial activities,
includingthose undertakenpursuant to CERCLA and Sections i s 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
specified in 40 CFR 261.30(d)and 261.33(e)?
❑ Yes 4 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 ❑ 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.)
10 ❑ Yes ❑ No
5.3 Have you attached a CSO system diagram to this application?(See instructions for diagram requirements.)
0
c� ❑ Yes ❑ No
EPA Form 3510-2A(Revised 3-19) Page 10
EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC0088251 Tyrrell County Prison RO WTP 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
•Y
•CL State and ZIP code
U
co
o County
R
o Latitude °
0
CD Longitude "
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 0 No 0 Yes ❑ No 0 Yes 0 No
0)
c
o CSO flow volume ❑ Yes 0 No 0 Yes ❑ No 0 Yes 0 No
o CSO pollutant ❑ Yes 0 No ❑ Yes 0 No ❑ Yes 0 No
o concentrations
cn
o Receiving water quality 0 Yes 0 No 0 Yes 0 No 0 Yes 0 No
CSO frequency 0 Yes ❑ No 0 Yes 0 No 0 Yes ❑ No
Number of storm events 0 Yes ❑ 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
N the past year
as
a
•_ Average duration per hours hours hours
d event ❑Actual or❑ Estimated 0 Actual or 0 Estimated 0 Actual or 0 Estimated
>
W million gallons million gallons million gallons
o Average volume per event
o 0 Actual or 0 Estimated 0 Actual or 0 Estimated 0 Actual or❑ Estimated
Minimum rainfall causing inches of rainfall inches of rainfall inches of rainfall
a CSO event in last year CI Actual or 0 Estimated 0 Actual or 0 Estimated 0 Actual or❑ Estimated
EPA Form 3510-2A(Revised 3-19) Page 11
EPA Identification Number NPDES Permit Number Facility Name Form Approved 03/05/19
NC0088251 Tyrrell County Prison RO WTP 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/
H stream system
U.S. Soil Conservation 0 Unknown 0 Unknown 0 Unknown
Service 14-digit
watershed code
> (if known)
d Name of state
cc management/river basin
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 ✓❑ w/topographic map El w/process flow diagram
Information ✓❑ w/additional attachments
✓❑ w/Table A Elw/Table D
❑✓ Section 3: Information on ❑ w/Table B ❑ w/Table E
Effluent Discharges
❑ w/Table C El w/additional attachments
Section 4: Industrial ❑ w/SIU and NSCIU attachments El w/Table F
c" ❑ Discharges and Hazardous
Wastes CIw/additional attachments
Section 5: Combined Sewer ❑ w/CSO map ❑ w/additional attachments
U ❑ Overflows ❑ w/CSO system diagram
o Section 6:Checklist and
❑✓ ❑ wl attachments
Certification Statement
Y 6.2 Certification Statement
v
a>
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
David L.Clegg County Manager
nature Date signed
EPA Form 3510-2A(Revised 3-19) Page 12
EPA!dentificalion Number NPDES Permit Number Facility Name Outfall Number
NC0088251 Tyrrell County Prison RO WTP 001
TABLE A.EFFLUENT PARAMETERS FOR ALL POTWS
Maximum Daily Discharge Average Daily Discharge
Pollutant Number of
Value Units Value Units Samples
Biochemical oxygen demand
❑BODE or❑CBODE not measured
(report one)
Fecal coliform not measured
Design flow rate 0.5 MGD 0.039 MGD 1721
pH(minimum) 6.8 su
pH(maximum) 8.38 su
Temperature(winter) not measured
Temperature(summer) not measured
Total suspended solids(TSS) not measured
1 Sampling shall be conducted according to sufficiently sensitive test procedures(i.e., methods)approved under 40 CFR 136 for the analysis of pollute
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)
EPA Identification Number NPDES Permit Number Facility Name Outfall Number
NC0088251 Tyrrell County Prison RO WTP
TABLE B. EFFLUENT PARAMETERS FOR ALL POTWS WITH A FLOW EQUAL TO OR GREATER THAN 0.1 MGD
Maximum Daily Discharge Average Daily Discharge
Pollutant Number of
Value Units Value Units Samples
Ammonia(as N) 40 mg/L 28.51 mg/L 66
Chlorine
(total residual, TRC)2 not measured
Dissolved oxygen 19.8 mg/L 6.18 mg/L 130
Nitrate/nitrite not measured
Kjeldahl nitrogen not measured
Oil and grease not measured
Phosphorus 2.49 mg/L 0.9 mg/L 22
Total dissolved solids 31000 mg/L 27943 mg/L 66
t Sampling shall be conducted according to sufficiently sensitive test procedures(i.e., methods)approved under 40 CFR 136 for the analysis of pollut,
required under 40 CFR chapter I, subchapter N or 0. 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 disch
required to report data for chlorine.
EPA Form 3510-2A(Revised 3-19)
EPA Identification Number NPDES Permit Number Facility Name Outfall Number
NC0088251 Tyrrell County Prison RO WTP
TABLE D.ADDITIONAL POLLUTANTS AS REQUIRED BY NPDES PERMITTING AUTHORITY
Maximum Daily Discharge Average Daily Dischar e
Pollutant Number of
(list) Value Units Value Units Samples
❑ No additional sampling is required by NPDES permitting authority.
Salinity 30.6 ppt 13.84 ppt 130
Conductivity 46700 umhos/cm 21677 umhos/cm 130
Turbidity 16 ntu 5.27 ntu 66
Total Arsenic 25 ug/L 7.95 ug/L 22
Total Chloride 19700 mg/L 16116 mg/L 21
Total Copper 22 mg/L 11.86 mg/L 22
Total Zinc 339 ug/L 58.18 ug/L 22
Total Nitrogen 39.79 mg/L 29.43 mg/L 22
I Sampling shall be conducted according to sufficiently sensitive test procedures(i.e., methods)approved under 40 CFR 136 for the analysis of pollutE
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)
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Stream Segment: 30 Sub-Basin#:03-01-53
River Basin: Pasquotank HUC:0301020502 SCALE USGS Quad:Columbia East
County:Tyrrell 1:24,000 35.98833°,-76.20861°
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Tyrrell County
Snell Road (Prison) NC0088251
Reverse Osmosis
Process Flow Diagram
Reverse Osmosis Train
A single train is comprised of membranes, tanks, pumps,
pressure regulators, mixing valves, safety valves, and
instruments necessary to make briny aquifer water
potable. The RO unit is constructed by equipment
suppliers and delivered to the municipality. - - ■
Feed Water 0.511 MGD
•
Well Pump(s)
Briny Aquifer