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HomeMy WebLinkAboutNC0064378_Permit Issuance_20130708NCDENR
North Carolina Department of Environment and Natural Resources
Pat McCrory
Governor
Mr. Martin Lashua, Regional Director
Carolina Water Service, Inc. of NC
P.O. Box 240908
Charlotte, North Carolina 28224-0908
Dear Mr. Lashua:
Division of Water Quality
Thomas A. Reeder
Director
July 8, 2013
John E. Skvarla, III
Secretary
Subject: NPDES PERMIT ISSUANCE
Permit Number NCO064378
Willowbrook WWTP - Class II
Wake County
Division personnel have reviewed and approved your application for renewal of the subject
permit. Accordingly, we are forwarding the attached final NPDES discharge permit. This permit is
issued pursuant to the requirements of North Carolina General Statute 143-215.1 and the Memorandum
of Agreement between North Carolina and the U.S. Environmental Protection Agency dated October 15,
2007 (or as subsequently amended).
If any parts, measurement frequencies or sampling requirements contained in this permit are
unacceptable to you, you have the right to an adjudicatory hearing upon written request within thirty
(30) days following receipt of this letter. 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, North Carolina 27699-6714). Unless such
demand is made, this permit shall be final and binding.
Please take notice that this permit is not transferable. This permit does not affect the legal
requirements to obtain other permits which may be required by the Division of Water Quality or permits
required by the Division of Land Resources, Coastal Area Management Act, or any other Federal or
Local governmental permits which may be required.
If you have any questions or need additional information, please do not hesitate to contact
Maureen Kinney of my staff at (919) 807-6388.
ncer ly,
homas A. Reeder
cc: Central Files
NPDES Unit Files
Washington Regional Office, Surface Water Protection Section
1617 Mail Service Center, Raleigh, North Carolina 27699-1617
Location: 512 N. Salisbury St Raleigh, North Carolina 27604
Phone: 919-807-63001 FAX: 919-807-6492
Internet:w .navaterauality.om
An Equal Opportunity I Affirmative Action Employer
NorthCarolina
Natkally
Permit NCO064378
STATE OF NORTH CAROLINA
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
DIVISION OF WATER QUALITY
PERMIT
TO DISCHARGE WASTEWATER UNDER THE
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM
In compliance with the provisions of North Carolina General Statute 143-215.1, other lawful standards
and regulations promulgated and adopted by the North Carolina Environmental Management
Commission, and the Federal Water Pollution Control Act, as amended,
Carolina Water Service, Inc. of NC
is hereby authorized to discharge wastewater from a facility located at the
Willowbrook Subdivision WWTP
3623 Willow Tree Lane, Clayton
Wake County
to receiving waters designated as an unnamed tributary to Beddingfield Creek in the Neuse River Basin in
accordance with effluent limitations, monitoring requirements, and other conditions set forth in Parts I, II,
III and IV hereof.
This permit shall become effective August 1, 2013.
This permit and authorization to discharge shall expire at midnight on February 28, 2018.
Signed this day July 8, 2013.
C
Tho as A. Reeder, Acting Direct
Division of Water Quality
By Authority of the Environmental Management Commission
Permit NC0064378
SUPPLEMENT TO PERMIT COVER SHEET
All previous NPDES Permits issued to this facility, whether for operation or discharge are hereby
revoked. As of this permit issuance, any previously issued permit bearing this number is no longer
effective. Therefore, the exclusive authority to operate and discharge from this facility arises under the
permit conditions, requirements, terms, and provisions included herein.
Carolina Water Service, Inc. of NC is hereby authorized to:
1. Continue to operate an existing 0.03 MGD wastewater treatment system with the following components:
➢ Bar screen
➢ Grit removal
➢ Instrumented flow measurement
➢ Diffused aeration basin — 36,000 gallon
➢ Clarifier—11,000 gallon
➢ Sludge holding tank — 5,000 gallon
➢ Chlorination
➢ Dechlorination
➢ Post aeration tank
The facility is located northwest of Clayton (3623 Willow Tree Lane) at the Willowbrook Subdivision
WWTP in Wake County.
2. After receiving an Authorization to Construct from the Division of Water Quality, construct and operate
additional treatment units for treatment of up to 0.06 MGD of wastewater, and
3. Discharge from said treatment works at the location specified on the attached map into an unnamed
tributary to Beddingfield Creek, currently classified C-NSW waters in sub -basin 03-04-02 of the Neuse
River Basin.
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fit
DISCHARGE LOCATION
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Carolina Water Service, Inc. of NC
Willowbrook WWTP
County: Wake Stream Class: C - NSW
Receiving Stream: UT to Beddingfield Creek Sub -Basin: 03-04-02
Latitude: 350 41' 08" Grid/Quad: E24NW
Longitude: 780 30' 01" HUC #: 03020201
Facility X
Location
(not to scale)
NORTH NPDES Permit: NCO064378
---- --- - ---- - - ---- Permit NC-0064378
A. (1.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS (0.03 MGD)
During the period beginning on the effective date of this permit and lasting until expansion above 0.03 MGD
or expiration, the Permittee is authorized to discharge from outfall 001. Such discharges shall be limited and
monitored by the Permittee as specified below:
EFFLUENT CHARACTERISTICS
Parameter Code
LIMITS
MONITORING REQUIREMENTS
Monthly
Average
Daily
Maximum
Measurement
Frequency
Sample
Type
Sample
Locations
Flow 50050
0.03 MGD
Continuous
Recordingwent
or
Effluent
Total Monthly Flow
Monitor & Report
Monthly
Calculated
Influent or
Effluent
BOD, 5-day (20*C) — Summer* C0310
15.0 mg/L
22.5 mg/L
Weekly
Grab
Effluent
BOD, 5-day (20°C) — Winter* C0310
29.0 mg/L
43.5 mg/L
Weekly
Grab
Effluent
Total Suspended Solids C0530
30.0 mg/L
45.0 mg/L
Weekly
Grab
Effluent
NH3 as N— Summer* C0610
10.0 mg/L
35.0 mg/L
Weekly
Grab
Effluent
NH3 as N— Winter* C0610
20.0 mg/L
35.0 mg/L
Weekly
Grab
Effluent
Dissolved Oxygen 00300
Daily average > 5.0 mg/L
Weekly
Grab
Effluent
Fecal Colifonm (geometric mean) 31616
200/100 ml
400/100 ml
Weekly
Grab
Effluent
Total Residual Chlorine 50060
17 µg/L
2/Week
Grab
Effluent
Temperature (°C) 00010
Daily
Grab
Effluent
pH 00400
Not < 6.0 nor > 9.0
• Standard Units
Weekly
Grab
Effluent
TKN (mg/L) 00625
Monitor & Report
Weekly
Composite
Effluent
NO2-N + NO3-N (mg/L) 00630
Monitor & Report
Weekly
Composite
Effluent
TN (mg/L)3 C0600
Monitor & Report
2/Month
Composite
Effluent
TN Load 4 QM600
Y600
Monitor & Report (lb/mo)
Monitor & Report lb/
Monthly
Annually
Calculated
Calculated
Effluent
Effluent
Total Phosphorus C0665
Monitor & Report
2/Month
Grab
Effluent
Combined radium-226 & radium-228
11503
5 Cull
p
Q uarterl
Grab
Effluent
Alpha emitters (including radium-226, but
excluding radon & uranium) 82077
15 pCu/l
Quarterlys
Grab
Effluent
Beta emitters (gross beta activity;
excluding potassium-40 & other naturally
occurring radionuclides)5 03520
50 pCu/L
Quarterly5
Grab
Effluent
Uraniums 22708
30 µg/L
Quarterlys
Grab
Effluent
Chronic Toxicity TGP3B
Quarterly
Composite
Effluent
Dissolved Oxygen 00300
Weekly
Grab
Upstream &
Downstream
Temperature (°C) 00010
Weekly
Grab
Upstream &
Downstream
*Summer: April 1— October 31
*Winter: November 1— March 31
Please see Footnotes to this table on the next page.
-- - - - - - -- Permit NCO064378 —
A. (L) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS (0.03 MGD) ... CONTINUED
Footnotes:
1. Upstream = at least 50 feet upstream from the outfall. Downstream = at least 300 feet below the outfall.
2. The Division shall consider all effluent TRC values reported below 50 µg/L to be in compliance with the permit. However, the
Permittee shall continue to record and submit all values reported by a North Carolina certified laboratory (including field certified),
even if these values fall below 50 µg/L.
3. For a given wastewater sample, TN = TKN + NO2-N + NO3-N, where TN is Total Nitrogen and TKN is Total Kjeldahl Nitrogen.
4. TN Load is the mass load of Total Nitrogen discharged in a given period of time [see condition A. (3)].
5. Sampling frequency will increase to monthly should any one sample exceed four times the average annual activity level. The permitted
should notify the Point Source Branch of the Surface Water Protection Section as well as the Raleigh Regional Office in writing,
should this occur.
6. Chronic Toxicity (Ceriodaphnia) Pass/Fail at 90%; January, April, July & October (see A. (6)).
THERE SHALL BE NO DISCHARGE OF FLOATING SOLIDS OR VISIBLE FOAM IN OTHER THAN TRACE AMOUNTS.
Permit NC00643-78 —
A. (2.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS (0.06 MGD)
During the period beginning upon expansion to 0.06 MGD and lasting until expiration, the Permittee is
authorized to discharge from outfall 001. Such discharges shall be limited and monitored by the Permittee as
specified below:
EFFLUENT CHARACTERISTICS
Parameter Code
LIMITS
MONITORING REQUIREMENTS
Monthly
Average
Daily
Maximum
Measurement
Frequency
Sample
Type
Sample
Locationx
Flow 50050
0.06 MGD
Continuous
RecordingInfluent
or
Effluent
Total Monthly Flow
Monitor & Report
Monthly
Calculated
Influent or
Effluent
BOD, 5-day (20°C) — Summer* C0310
5.0 mg/L
7.5 mg/L
Weekly
Composite
Effluent
BOD, 5-day (20°C) — Winter* C0310
10.0 mg/L
15.0 mg/L
Weekly
Composite
Effluent
Total Suspended Solids C0530
30.0 mg/L
45.0 mg/L
Weekly
Composite
Effluent
NH3 as N— Summer* C0610
2.0 mg/L
10.0 mg/L
Weekly
Composite
Effluent
NH3 as N— Winter* C0610
4.0 mg/L
20.0 mg/L
Weekly
Composite
Effluent
Dissolved Oxygen 00300
Daily average ? 5.0 mg/L
Weekly
Grab
Effluent
Fecal Coliform (geometric mean) 31616
200/100 ml
400/100 ml
Weekly
Grab
Effluent.
Total Residual Chlorine 50060
17 µg/L
2/Week
Grab
Effluent
Temperature (*C) 00010
Daily
Grab
Effluent
pH 00400
Not < 6.0 nor > 9.0
Standard Units
Weekly
Grab
Effluent
TKN (mg/L) 00625
Monitor & Report
Weekly
Composite
Effluent
NO2-N + NO3-N (mg/L) 00630
Monitor & Report
Weekly
Composite
Effluent
TN (mg/L)3 C0600
Monitor & Report
2/Month
Composite
Effluent
TN Load4 QM600
Y600
Monitor & Report (lb/mo)
Monitor & Report lb/
Monthly
Annually
Calculated
Calculated
Effluent
Effluent
Total Phosphorus C0665
Monitor & Report
2/Month
Composite
Effluent
Combined radium-226 & radium-228 5 ,
11503
5 Cu/1
p
Quarterly'Grab
Effluent
Alpha emitters (including radium-226, but
excluding radon &. uranium)82077
15 pCu/l
Quarterly5
Grab
Effluent
Beta emitters (gross beta activity;
excluding potassium-40 & other naturally
occurring radionuclides)' 03520
50 pCu/L
Quarterly'
Grab
Effluent
Uranium5 22708
30 µg/L
Quarterly'
Grab
Effluent
Chronic Toxicity6 TGP3B
Quarterly
Composite
Effluent
Dissolved Oxygen 00300
Weekly
Grab
Upstream &
Downstream
Temperature (*C) 00010
Weekly
Grab
Upstream &
Downstream
*Summer: April 1 — October 31
*Winter: November 1— March 31
Please see Footnotes to this table on the next page.
_- - - --- - ------------P-er-mit-NC0064-378__-._. —
A. (2.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS (0.06 MGD) ... CONTINUED
Footnotes:
1. Upstream = at least 50 feet upstream from the outfall. Downstream = at least 300 feet below the outfall.
2. The Division shall consider all effluent TRC values reported below 50 µg/L to be in compliance with the permit. However, the
Permittee shall continue to record and submit all values reported by a North Carolina certified laboratory (including field certified),
even if these values fall below 50 µg/L.
3. For a given wastewater sample, TN = TKN + NO2 N + NO3-N, where TN is Total Nitrogen and TKN is Total Kjeldahl Nitrogen.
4. TN Load is the mass load of Total Nitrogen discharged in a given period of time [see condition A. (3)].
5. Sampling frequency will increase to monthly should any one sample exceed four times the average annual activity level. The permitted
should notify the Point Source Branch of the Surface Water Protection Section as well as the Raleigh Regional Office in writing,
should this occur.
6. Chronic Toxicity (Ceriodaphnia) Pass/Fail at 90%; January, April, July & October (see A. (6)).
THERE SHALL BE NO DISCHARGE OF FLOATING SOLIDS OR VISIBLE FOAM IN OTHER THAN TRACE AMOUNTS.
- Permit NCO064378
A. (3.) CALCULATION OF TOTAL NITROGEN LOADS
a. The Permittee shall calculate monthly and annual TN Loads as follows:
i. Monthly TN Load (pounds/month) = TN x TMF x 8.34
Where:
TN = average TN concentration (mg/L) of the composite samples collected during the month
TMF = Total Monthly Flow of wastewater discharged during the month (MG/month)
8.34 = conversion factor, from (mg/L x MG) to pounds
H. Annual TN Load (pounds/year) = Sum of the 12 Monthly TN Loads for the calendar year
b. The Permittee shall report monthly Total Nitrogen results (mg/L and pounds/month)in the discharge monitoring
report for that month and shall report each year's annual results (pounds/year) in the December report for that
year.
A. (4.) TOTAL NITROGEN ALLOCATIONS
a. The following table lists the Total Nitrogen (TN) allocation(s) assigned to, acquired by, or transferred to the
Permittee in accordance with the Neuse River nutrient management rule (T15A NCAC 02B .0234) and the status
of each as of permit issuance. For compliance purposes, this table does not supercede any TN limit(s) established
elsewhere in this permit or in the NPDES permit of a compliance association of which the Permittee is a Co-
Permittee Member.
ALLOCATION AMOUNT ci)
ALLOCATION
TYPE
SOURCE
DATE
STATUS
Estuary (Ib/yr)
Discharge (Ib/yr)
Base
Assigned by Rule
12/7/97;
607
1,213
Active
(T15A NCAC 02B .0234)
4/l/03
TOTAL
607
1,213
Active
Footnote:
(1) Transport Factor = 50%
b. Any addition, deletion, or modification of the listed allocation(s) (other than to correct typographical errors) or
any change to Active status of any of the listed allocations shall be considered a major modification of this permit
and shall be subject to the public review process afforded such modifications under state and federal rules.
Permit NCO064378
A. (5.) CHRONIC TOXICITY PERMIT LIMIT (Quarterly)
The effluent discharge shall at no time exhibit observable inhibition of reproduction or significant mortality to Ceriodaphnia
dubia at an effluent concentration of 90.0%.
The permit holder shall perform at a minimum, quarterly monitoring using test procedures outlined in the "North Carolina
Ceriodaphnia Chronic Effluent Bioassay Procedure," Revised February 1998, or subsequent versions or "North Carolina Phase
II Chronic Whole Effluent Toxicity Test Procedure" (Revised -February 1998) or subsequent versions. The tests will be
performed during the months of January, April, July & October_ Effluent sampling for this testing shall be performed at the
NPDES permitted final effluent discharge below all treatment processes.
If the test procedure performed as the first test of any single quarter results in a failure or ChV below the permit limit, then
multiple -concentration testing shall be performed at a minimum, in each of the two following months as described in "North
Carolina Phase II Chronic Whole Effluent Toxicity Test Procedure" (Revised -February 1998) or subsequent versions.
The chronic value for multiple concentration tests will be determined using the geometric mean of the highest concentration
having no detectable impairment of reproduction or survival and the lowest concentration that does have a detectable
impairment of reproduction or survival. The definition of "detectable impairment," collection methods, exposure regimes, and
further statistical methods are specified in the "North Carolina Phase II Chronic Whole Effluent Toxicity Test Procedure"
(Revised -February 1998) or subsequent versions.
All toxicity testing results required as part of this permit condition will be entered on the Effluent Discharge Monitoring Form
(MR-1) for the months in which tests were performed, using the parameter code TGP313 for the pass/fail results and THP3B for
the Chronic Value. Additionally, DWQ Form AT-3 (original) is to be sent to the following address:
Attention: NC DENR DWQ / Environmental Sciences Section
1621 Mail Service Center
Raleigh, North Carolina 27699-1621
Completed Aquatic Toxicity Test Forms shall be filed with the Environmental Sciences Section no later than 30 days after the
end of the reporting period for which the report is made.
Test data shall be complete, accurate, include all supporting chemical/physical measurements and all concentration/response
data, and be certified by laboratory supervisor and ORC or approved designate signature. Total residual chlorine of the effluent
toxicity sample must be measured and reported if chlorine is employed for disinfection of the waste stream.
Should there be no discharge of flow from the facility during a month in which toxicity monitoring is required, the permittee
will complete the information located at the top of the aquatic toxicity (AT) test form indicating the facility name, permit
number, pipe number, county, and the month/year of the report with the notation of "No Flow" in the comment area of the form.
The report shall be submitted to the Environmental Sciences Section at the address cited above.
Should the permittee fail to monitor during a month in which toxicity monitoring is required, monitoring will be required during
the following month. Should any test data from this monitoring requirement or tests performed by the North Carolina Division
of Water Quality indicate potential impacts to the receiving stream, this permit may be re -opened and modified to include
alternate monitoring requirements or limits.
If the Permittee monitors any pollutant more frequently then required by this permit, the results of such monitoring shall be
included in the calculation & reporting of the data submitted on the DMR & all AT Forms submitted.
NOTE: Failure to achieve test conditions as specified in the cited document, such as minimum control organism survival,
minimum control organism reproduction, and appropriate environmental controls, shall constitute an invalid test and will
require immediate follow-up testing to be completed no later than the last day of the month following the month of the initial
monitoring.
AFFIDAVIT OF PUBLICATION
STATE OF NORTH CAROLINA
COUNTY OF WAKE
Advertiser Name: NCDENR/ DWQ/ POINT SOURCE
Address: 1617 MAIL SERVICE CENTER PROTECTION SECTION,
RALEIGH, NC 276991617
Before the undersigned, a Notary Public of Wake
County North Carolina, duly commissioned and
authorized to administer oaths, affirmations, etc.,
personally appeared TIM WINSLOW, who being
duly sworn or affirmed, according to law, doth
depose and say that he or she is Accounts
Receivable Specialist of The News & Observer a
corporation organized and doing business under
the Laws of the State of North Carolina, and
publishing a newspaper known as The News &
Observer, in the City of Raleigh, Wake County and
State aforesaid, the said newspaper in which such
notice, paper, document, or legal advertisement
was published was, at the time of each and every
such publication, a newspaper meeting all of the
requirements and qualifications of Section 1-597 of
the General Statutes of North Carolina and was a
qualified newspaper within the meaning of Section
1-597 of the General Statutes of North Carolina,
and that as such he or she makes this affidavit; and
is familiar with the books, files and business of said
corporation and by reference to the files of said
publication the attached advertisement for
NCDENR/ DWQ/ POINT SOURCE was inserted in
the aforesaid newspaper on dates as follows:
04/11/2013
TIM WINSLOW, Accounts Receivable Specialist
Wake County, North Carolina
Ad Number
0000459542
Padic Ndlm
Ngiv Cardona9mlonI PIDES
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NPDES Wlalexater Permit
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Notary public =
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20
THrCiARIO �\�`��:
Sworn to and subscribed before me
This 12th day of April, 2013
My Commission Expires: 211��15� Nof,4y Signature
FACT SHEET FOR EXPEDITED PERMIT RENEWALS
This form must be completed by Permit Writers for all expedited permits which do not
require full Fact Sheets. Expedited permits are generally simple 100% domestics (e.g.,
schools, mobile home parks, etc) that can be administratively renewed with minor changes,
but can include facilities with more complex issues (Special Conditions, 303(d) listed water,
toxicity testing, instream monitoring, compliance concerns).
Basic Information for Expedited Permit Renewals
Permit Writer/Date
Maureen Kinney 4/5/13
Permit Number
NCO064378
Facility Name
Willowbrook WWTP
Basin Name/Sub-basin number
03-04-02
Receiving Stream
UT to Beddin field Creek
Stream Classification in Permit
C- NSW
Does permit need Daily Max NH3 limits?
No
Does permit need TRC limits/language?
No Compliance language added
Does permit have toxicity testing?
No
Does permit have Special Conditions?
Yes
Does permit have instream monitoring?
No
Is the stream impaired (on 303(d) list)? For
whatparameter?
No
Any obvious compliance concerns?
No
Any permit mods since lastpermit?
No
Current expiration date
2/28/2013
New expiration date
2/28/2018
Comments received on Draft Permit?
This facility is Class II
Awaiting decision on minors and reductions to TN/TP monitoring requirements (per
Mike Templeton) Will make any necessary amendments to this draft.
Modifications made to the permit for this renewal are:
• Added parameter codes and updated footnotes in Sections A. (l.) & A.(2.)
• Updated list of treatment components
Regional Office SWP Staff Report Form:
All Permit Information should
be verified
against BIMs Permit Information, note any discrepancies and correction action needed
All information in BIMs is Correct
No - - correct address and lattlon
Permit Number
NC0064378 -
Permittee
Carolina Water Services
Facility Name —
Willowbrook Subdivision
Regional Office_
_
Raleigh
RO Contact person
Tom Ascenzo
Date
November 9, 2012 T
Facility Location
3623 Willowtree Lane, Clayton, NC 27520
Equipment description
Bar Screen, Grit Removal, flow measurement, diffused aeration basin, clarifier, sludge holding tank, chlorination, dechlorination,
post aeration tank.
Discharge Point(s): -
-
Latitude
35.682051
Longitude
-78.500191
Waterbody:
Receiving Stream
_UT to Beddingfield Creek
Stream Classification
C-NSW
River Basin
j Neuse River
Sub -basin
03-04-02
Stream Index
27-37
Effluent limits
Toxicity
113 passed 2 failed test
Review Permit Enforcement Case
List (July 2007-July 2012)
Count and List the total number of 2
Enforcement Cases here:
Last inspection 110/22/2012
Review Special Conditions: INo special conditions
Recommendations for renewal of I RRO has no objections to Wiillowbrook's permit renewal.
Utilities, Inc
August 31, 2012
NPDES Unit
NC Division of Water Quality
NC DENR
1617 Mail Service Center
Raleigh, NC 27699-1617
Reference: Willowbrook WWTP
NPDES Permit NCO064378
Permit Renewal Request
Dear Sir:
Please find the enclosed application with attachments and consider this letter as our official request to renew the
permit for the facility referenced above.
If you should have any questions or need any additional information, please do not hesitate to call me at 704-319-
0517 or by email at Lnjlashua@uiwater.com.
Thank you in advance for your attention.
Regional Director
a Ube% Inc. ompoy Carolina Water Service, Inc. of North Carolina
P.O. Box 240908 0 Charlotte, NC 28224 8 P: 704-525-7990 ® F: 704-525-8174
5701 Westpark Dr., Suite 101 ® Charlotte, NC 28217 ® www.uiwater.com
• NPDES APPLICATION - FORM D
For privately owned treatment systems treating 100% domestic wastewaters <1.0 MGD
Mail the complete application to:
N. C. DENR / Division of Water (Quality / NPDES Unit
1617 Mail Service Center, Raleigh, NC 27699-1617
NPDES Permit 000064378
If you are completing this form in computer use the TAB key or the up - down arrows to move from one
field to the next. To check the boxes, click your mouse on top of the box. Otherwise, please print or type.
1. Contact Information:
Owner Name
Carolina Water Service, Inc. of North Carolina
Facility Name
Willowbrook
Mailing Address
PO Box 240908
City
Charlotte
State / Zip Code
NC, 28224-0908
Telephone Number
(704) 319-0517
Fax Number
(704) 525-8174
e-mail Address
mjlashua@uiwater.com
2. Location of facility producing discharge:
Check here if same address as above ❑
Street Address or State Road 3623 Willow Tree Lane
City
Clayton
State / Zip Code
NC, 27520
County
Wake
3. Operator Information:
Name of the fmTm public
organization or other entity that operates the facility. (Note that this is not
referring to the Operator in
Responsible Charge or ORC)
Name
Carolina Water Service, Inc. of North Carolina
Mailing Address
PO Box 240908
City
Charlotte
State / Zip Code
NC 28224-0908
Telephone Number
(704) 525-7990
Fax Number
(704) 525-8174
1 of 3 Form-D 05108
NPDES APPLICATION - FORM D
For privately owned treatment systems treating 100% domestic wastewaters <1.0 MGD
4. Description of wastewater:
Facility Generating Wastewater(check all that apply):
Industrial
❑
Number of Employees
Commercial
❑
Number of Employees
Residential
®
Number of Homes 168
School
❑
Number of Students/Staff
Other
❑
Explain:
Describe the source(s) of wastewater (example: subdivision, mobile home park, shopping centers,
restaurants, etc.):
All wastewater is from homes and water treatment facilities.
Population served: 420
5. Type of collection system
® Separate (sanitary sewer only) ❑ Combined (storm sewer and sanitary sewer)
6. Outfall Information:
Number of separate discharge points 1
Outfall Identification number(s) 001
Is the outfall equipped with a diffuser? ® Yes ❑ No
7. Name of receiving stream(s) (Provide a map showing the exact location of each outfall):
Unnamed tributary to Beddingfield Creek
8. Frequency of Discharge: ® Continuous ❑ Intermittent
If intermittent:
Days per week discharge occurs: 7 Duration: 24
9. Describe the treatment system
List all installed components, including capacities, provide design removal for BOD, TSS, nitrogen and
phosphorus. If the space provided is not sufficient, attach the description of the treatment system in a
separate sheet of paper.
Bar screen, grit removal, diffused aeration basin at 36,000 gallons, clarifier at 11,000
gallons, sludge holding tank at 5,000 gallons, chlorination and de -chlorination, and post
aeration.
The plant is designed to remove BOD to less than 15 mg/l (summer) and 29 mg/l
(winter).
Total suspended solids will be removed to less than 30 mg/l, ammonia nitrogen to less
than 10 mg/1 (summer) and 20 mg/1 (winter).
2 of 3 Form-D 05/08
NPDES APPLICATION - FORM D
For privately owned treatment systems treating 100% domestic wastewaters <1.0 MGD
10. Flow Information:
Treatment Plant Design flow .03 MGD
Annual Average daily flow .017 MGD (for the previous 3 years)
Maximum daily flow .052 MGD (for the previous 3 years)
11. Is this facility located on Indian country?
❑ Yes ® No
12. Effluent Data
Provide data for the parameters Iisted. Fecal Coliform, Temperature and pH shall be grab samples, for all other
parameters 24-hour composite sampling shah be used. If more than one analysis is reported, report daily maximum
and monthly average. If only one analysis is reported, report as daily maximum.
Parameter
Daily
Maximum
Monthly
Average
Units of
Measurement
Biochemical Oxygen Demand (BODS)
4.4
3.4
Mg/l
Fecal Coliform
2
1
#/ 100
Total Suspended Solids
3.9
1.9
Mg/1
Temperature (Summer)
23
22
C
Temperature (Winter)
17
15
C
PH
7.5
7.3
S.U.
13. List all permits, construction approvals and/or applications:
Type Permit Number Type
Hazardous Waste (RCRA) NESHAPS (CAA)
UIC (SDWA) Ocean Dumping (MPRSA)
NPDES NCO064378 Dredge or fill (Section 404 or CWA)
PSD (CAA) Other
Non -attainment program (CAA)
14. APPLICANT CERTIFICATION
Permit Number
I certify that I am familiar with the information contained in the application and that to the
best of my knowledge and belief such information is true, complete, and accurate.
Printed A-l*e of PersorKSigninA ) Title
Signature of
Date
31 / Z.o 1 Z
North Carolina General Statute 143-215.6 (b)(2) states; Any person who knowingly makes any false statement representation, or certification in any
application, record, report, plan, or other document files or required to be maintained under Article 21 or regulations of the Environmental Management
Commission implementing that Article, or who falsifies, tampers with, or knowingly renders inaccurate any recording or monitoring device or method
required to be operated or maintained under Article 21 or regulations of the Environmental Management Commission implementing that Article, shall be
guilty of a misdemeanor punishable by a fine not to exceed $25,000, or by imprisonment not to exceed six months, or by both. (18 U.S.C. Section 1001
provides a punishment by a fine of not more than $25,000 or imprisonment not more than 5 years, or both, for a similar offense.)
3 of 3 Form-D 05/08
Utilftkcs, Inc
August 29, 2012
NPDES Unit
NC Division of Water Quality
NC DENR
1617 Mail Service Center
Raleigh, NC 27699-1617
Reference: Willowbrook WWTP
NPDES Permit NCO064378
Sludge management Plan
Dear S' e's:
If and when any sludge and other solids are generated at this facility, they will be removed by a contractor, Granville
Farms for disposal.
If you have any questions or if I can provide any additional information, please do not hesitate to contact me at 919-
662-7007.
Sincerely,
Stephen Harrell
Area Manager
cc: Martin Lashua
Danny Lassiter
Mary Rollins
a usm, ur. wwwCarolina Water Service, Inc. of North Carolina
315B HWY 70 East a Gamer, North Carogna 275294041 & P: 919-662 7798 a F: 919-662 7797 . www.uhNater.com