WQ0021934_Staff Report_20221025

DocuSign Envelope ID: 612C523B-620E-43A7-B9BF-BED5FEDBC27B
Environmental
Quality
State of North Carolina
Division of Water Resources
Water Quality Regional Operations Section
Staff Report
To: ❑ NPDES Unit ® Non -Discharge Unit
Attn: (Name of Reviewer in Raleigh)
From: Dorothy M Robson
Raleigh Regional Office
Application No.: WQ0021934
Facility Name: Aqua NC — Hasentree
WWTF
County: Wake County
I. GENERAL AND SITE VISIT INFORMATION
1. Was a site visit conducted? ® Yes or n No
a. Date of site visit: June 8, 2022
b. Site visit conducted by: Dorothy M Robson
c. Inspection report attached? n Yes or ® No
d. Person contacted: Roger Tupps and Joe Pearce and their contact information: [e-mail],
[e-mail]
e. Driving directions: N/A
2. Discharge Point(s): N/A
Latitude: Longitude:
Latitude: Longitude:
3. Receiving stream or affected surface waters: N/A
Classification:
River Basin and Sub -basin No.
Describe receiving stream features and pertinent downstream uses:
II. PROPOSED FACILITIES: NEW APPLICATIONS
1. Facility Classification: (Please attach completed rating sheet to be attached to issued permit)
Proposed flow:
Current permitted flow:
2. Are the new treatment facilities adequate for the type of waste and disposal system? n Yes or n No
If no, explain:
3. Are site conditions (soils, depth to water table, etc.) consistent with the submitted reports? I -I Yes I -I No I -I N/A
If no, please explain:
4. Do the plans and site map represent the actual site (property lines, wells, etc.)? n Yes n No n N/A
If no, please explain:
5. Is the proposed residuals management plan adequate? n Yes n No n N/A
If no, please explain:
6. Are the proposed application rates (e.g., hydraulic, nutrient) acceptable? n Yes n No n N/A
If no, please explain:
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7. Are there any setback conflicts for proposed treatment, storage and disposal sites? n Yes or n No
If yes, attach a map showing conflict areas.
8. Is the proposed or existing groundwater monitoring program adequate? n Yes n No n N/A
If no, explain and recommend any changes to the groundwater monitoring program:
9. For residuals, will seasonal or other restrictions be required? n Yes n No n N/A
If yes, attach list of sites with restrictions (Certification B)
Describe the residuals handling and utilization scheme:
10. Possible toxic impacts to surface waters:
11. Pretreatment Program (POTWs only):
III. EXISTING FACILITIES: MODIFICATION AND RENEWAL APPLICATIONS
1. Are there appropriately certified Operators in Charge (ORCs) for the facility? ® Yes ❑ No ❑ N/A
ORC: Patrick Casey Certificate #: Backup ORC: Certificate #:
2. Are the design, maintenance and operation of the treatment facilities adequate for the type of waste and disposal
system? ® Yes or n No
If no, please explain:
Description of existing facilities:
Operation of a 194,490 gallon per day (GPD) reclaimed water generation and non -conjunctive utilization system
consisting of the:
continued operation of a 200,000 GPD reclaimed water generation system consisting of: a manually cleaned bar
screen; a 60,000 gallon aerated flow equalization basin with a 240 cubic feet per minute (CFM) blower and two
175 gallon per minute (GPM) pumps; a flow splitter box; two 150,000 gallon aeration basins; two 25,000 gallon
clarifiers with two variable speed waste sludge pumps; a 67,500 gallon aerated sludge holding tank with a
variable speed supernatant return pump; a 6,322 gallon chlorine contact basin with two variable speed chemical
pumps; two tertiary dual bed filtration units each rated at 0.96 gallons per minute per square foot (GPM/t1:2); an
11,000 gallon clearwell with four 550 GPM backwash pumps; an 11,605 gallon mudwell with two 150 GPM
return pumps; a 6,110 gallon dechlorination tank; dual ultraviolet (UV) disinfection systems; four 525 CFM
blowers (one shall be in reserve) serving the aeration basins, sludge holding tanks and air lifts; an onsite
generator; an effluent flow measuring device; an effluent monitoring device; a turbidimeter; a 2,495 gallon dosing
chamber with two 350 GPM pumps and audible/visual high water alarms; and all associated piping, valves,
controls, and appurtenances; and the
continued operation of a 194,490 GPD non -conjunctive reclaimed water utilization system consisting of: a 21.8
million gallon (MG) clay lined storage pond with approximately 112 days of storage and two 1,600 GPM pumps;
a 1.0 MG clay lined five-day upset pond with a return pump station consisting of two 200 GPM submersible
pumps and audible/visual alarms; a weather station and rain sensor; approximately 145.8 acres of reclaimed water
irrigation area comprised of an 18-hole golf course and driving range; and all associated piping, valves, controls,
and appurtenances
Proposed flow:
Current permitted flow: 194,490 GPD
Explain anything observed during the site visit that needs to be addressed by the permit, or that may be important
for the permit writer to know (i.e., equipment condition, function, maintenance, a change in facility ownership,
etc.)
3. Are the site conditions (e.g., soils, topography, depth to water table, etc.) maintained appropriately and adequately
assimilating the waste? ® Yes or n No
If no, please explain:
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4. Has the site changed in any way that may affect the permit (e.g., drainage added, new wells inside the compliance
boundary, new development, etc.)? n Yes or ® No
If yes, please explain:
5. Is the residuals management plan adequate? n Yes or n No
If no, please explain: This question is being determined by a permit mod for additional acreage to be used for the
facility that is waiting for more information to be received by NCDEQ.
6. Are the existing application rates (e.g., hydraulic, nutrient) still acceptable? ® Yes or n No
If no, please explain:
7. Is the existing groundwater monitoring program adequate? ® Yes n No n N/A
If no, explain and recommend any changes to the groundwater monitoring program:
8. Are there any setback conflicts for existing treatment, storage and disposal sites? n Yes or ® No
If yes, attach a map showing conflict areas.
9. Is the description of the facilities as written in the existing permit correct? ® Yes or n No
If no, please explain:
10. Were monitoring wells properly constructed and located? n Yes n No n N/A
If no, please explain: These were not observed during the last inspection. However, Aqua has found and plotted
the monitoring wells and has provided that information.
11. Are the monitoring well coordinates correct in BIMS? n Yes n No ® N/A
If no, please complete the following (expand table if necessary):
Monitoring Well
Latitude
Longitude
C
I
II
C
I
II
C
I
II
C
I
II
C
I
II
C
I
II
C
I
II
C
I
II
C
I
II
C
I
II
12. Has a review of all self -monitoring data been conducted (e.g., DMR, NDMR, NDAR, GW)? ® Yes or n No
Please summarize any findings resulting from this review:
Provide input to help the permit writer evaluate any requests for reduced monitoring, if applicable.
13. Are there any permit changes needed in order to address ongoing BIMS violations? n Yes or ® No
If yes, please explain:
14. Check all that apply:
n No compliance issues n Current enforcement action(s) n Currently under JOC
® Notice(s) of violation n Currently under SOC n Currently under moratorium
Please explain and attach any documents that may help clarify answer/comments (i.e., NOV, NOD, etc.) NOVs
were issued in September 2022 for: missing pH/Chlorine on 01/17/22 and missing chloride and TDS
(3xyear) in April 2022. See the attached NOV letters.
If the facility has had compliance problems during the permit cycle, please explain the status. Has the RO been
working with the Permittee? Is a solution underway or in place?
Have all compliance dates/conditions in the existing permit been satisfied? ® Yes n No n N/A
If no, please explain:
15. Are there any issues related to compliance/enforcement that should be resolved before issuing this permit?
fYes ®NofN/A
If yes, please explain:
16. Possible toxic impacts to surface waters:
17. Pretreatment Program (POTWs only):
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DocuSign Envelope ID: 612C523B-620E-43A7-B9BF-BED5FEDBC27B
IV. REGIONAL OFFICE RECOMMENDATIONS
1. Do you foresee any problems with issuance/renewal of this permit? n Yes or ® No
If yes, please explain:
2. List any items that you would like the NPDES Unit or Non -Discharge Unit Central Office to obtain through an
additional information request:
Item
Reason
3. List specific permit conditions recommended to be removed from the permit when issued:
Condition
Reason
4. List specific special conditions or compliance schedules recommended to be included in the permit when issued:
Condition
Reason
5. Recommendation: n Hold, pending receipt and review of additional information by regional office
n Hold, pending review of draft permit by regional office
n Issue upon receipt of needed additional information
® Issue
n Deny (Please state reasons: )
6. Signature of report preparer: v "
7. Signature of regional supervisor:
Date: 1 o/75/7077
—DocuSigned by:
Uain,t,ssa e. ditzwut .t,L
'-82916E6AB32144F..
FORM: WQROSSR 04-14
Page 4 of 4

DocuSign Envelope ID: 612C523B-620E-43A7-B9BF-BED5FEDBC27B
ROY COOPER
Governor
ELIZABETH S. BISER
Secretary
RICHARD E. ROGERS,]R.
Director
Certified Mail # 7020 3160 0000 4109 6678
Return Receipt Requested
Shannon V Becker
Aqua North Carolina Inc
202 Mackenan Dr
Cary, NC 27511-6447
NORTH CAROLINA
Environmental Quality
October 7, 2022
SUBJECT: NOTICE OF VIOLATION
Tracking Number: NOV-2022-MV-0131
Permit No. WQ0021934
Hasentree WWTP
Wake County
Dear Permittee:
A review of the January 2022 Non -Discharge Monitoring Report (NDMR) for the subject facility revealed the
violation(s) indicated below:
Monitoring Violation(s):
Sample Monitoring
Location Parameter Date Frequency Type of Violation
001 Chlorine, Total Residual (50060) 1/17/2022 5 X week Frequency Violation
001 pH (00400) 1/17/2022 5 X week Frequency Violation
Remedial actions, if not already implemented, should be taken to correct any noted problems. The Division of
Water Resources may pursue enforcement actions for this and any additional violations. If the violations are of a
continuing nature, not related to operation and/or maintenance problems, and you anticipate remedial
construction activities, then you may wish to consider applying for a Special Order by Consent (SOC).
North Carolina Department of Environmental Quality I Division of Water Resources
Raleigh Regional Office 3800 Barrett Drive I Raleigh. North Carolina 27609
919.791.4200

DocuSign Envelope ID: 612C523B-620E-43A7-B9BF-BED5FEDBC27B
If you have any questions concerning this matter or to apply for an SOC, please contact Dorothy Robson of
the Raleigh Regional Office at 919-791-4200.
Cc: Non -Discharge Laserfiche
Sincerely,
,—DocuSigned by:
Uct.t&t.SSa. f. likaaAlt ,
`— B2916E6AB32144F..
Vanessa E Manuel, Assistant Regional Supervisor
Water Quality Regional Operations Section
Raleigh Regional Office
Division of Water Resources, NCDEQ
DEQL North Caro]ina Department of Environme 1Q1 uRality l 0ivision of Water Resources
®®® Raieigh Regional Office 3800 Barrett give Raleigh. North Carolina 27609
Derma aummne a.;\ /.' 919.791.4200

DocuSign Envelope ID: 612C523B-620E-43A7-B9BF-BED5FEDBC27B
ROY COOPER
Governor
ELIZABETH S. BISER
Secretary
RICHARD E. ROGERS, JR.
Director
Certified Mail # 7020 3160 0000 4109 6678
Return Receipt Requested
Shannon V Becker
Aqua North Carolina Inc
202 Mackenan Dr
Cary, NC 27511-6447
NORTH CAROLINA
Environmental Quality
October 7, 2022
SUBJECT: NOTICE OF VIOLATION & INTENT TO ASSESS CIVIL PENALTY
Tracking Number: NOV-2022-PC-0606
Permit No. WQ0021934
Hasentree WWTP
Wake County
Dear Permittee:
A review of the April 2022 Non -Discharge Monitoring Report (NDMR) for the subject facility revealed the
violation(s) indicated below:
Reporting Violation(s):
Sample
Location Parameter Date Type of Violation
001 Chloride (as CI) (00940) 4/30/2022 Parameter Missing
001 Solids, Total Dissolved- 180 Deg.0 4/30/2022 Parameter Missing
(70300)
A Notice of Violation/Intent to Issue Civil Penalty is being issued for the noted violation of North Carolina General
Statute (G.S.) 143-215.1 and the facility's Non -discharge Permit. Pursuant to G.S. 143-215.6A, a civil penalty of
not more than twenty-five thousand dollars ($25,000.00) may be assessed against any person who violates or
fails to act in accordance with the terms, conditions, or requirements of any permit issued pursuant to G.S.
143-215.1.
North Carolina Department of Environmental Quality I Division of Water Resources
Raleigh Regional Office 13800 Barrett Drive 1 Raleigh. North Carolina 27609
919.791.4200

DocuSign Envelope ID: 612C523B-620E-43A7-B9BF-BED5FEDBC27B
If you wish to provide additional information regarding the noted violation, request technical assistance, or
discuss overall compliance please respond in writing within ten (10) business days after receipt of this Notice. A
review of your response will be considered along with any information provided on the submitted Monitoring
Report(s). You will then be notified of any civil penalties that may be assessed regarding the violations. If no
response is received in this Office within the 10-day period, a civil penalty assessment may be
prepared.
Remedial actions should have already been taken to correct this problem and prevent further occurrences in the
future. The Division of Water Resources may pursue enforcement action for this and any additional violations of
State law. If the violations are of a continuing nature, not related to operation and/or maintenance problems,
and you anticipate remedial construction activities, then you may wish to consider applying for a Special Order by
Consent.
Reminder: Pursuant to Permit Condition 6 in Section E, the Permittee is required to verbally notify the Regional
Office as soon as possible, not to exceed 24 hours, from first knowledge of any non-compliance at
the facility including limit violations, bypasses of, or failure of a treatment unit. A written report may
be required within 5 days if directed by Division staff. Prior notice should be given for anticipated or
potential problems due to planned maintenance activities, taking units off-line, etc.
If you have any questions concerning this matter or to apply for an SOC, please contact Dorothy Robson of
the Raleigh Regional Office at 919-791-4200.
Cc: Non -Discharge Laserfiche
Sincerely,
,-DocuSigned by:
Uatiu,ssa. f. haV ud,
B2916E6AB32144F...
Vanessa E Manuel, Assistant Regional Supervisor
Water Quality Regional Operations Section
Raleigh Regional Office
Division of Water Resources, NCDEQ
DE
North Carolina Department of Environmental Quality I Division of Water Resources
Raleigh Regional Office 3800 Barrett Drive I Raleigh. North Carolina 27609
919.791.4200
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