HomeMy WebLinkAboutWQ0008572_Permit (Issuance)_20190621 a�STATE"
ROY COOPER
Governor ,� ~
MICHAEL S.REGAN
Secretary
LINDA CULPEPPER
Director NORTH CAROLINA
Environmental Quality
June 21, 2019
Terry Houk, Public Services Director
City of High Point
211 South Hamilton Street
High Point, NC 27260
Subject: Permit No. WQ0008572 Modification
City of High Point
Riverdale Pump Station Expansion
Wastewater Collection System Extension Permit
Guilford County
Dear Mr. Houk:
In accordance with your application received June 12, 2019, and additional information received we are
forwarding herewith Permit No. WQ0008572 Modification dated June 21, 2019, to the City of High Point
(Permittee) for the construction and operation upon certification of the subject wastewater collection
system extension. This permit shall be effective from the date of issuance until rescinded, shall void
Permit No. WQ0008572 issued January 31, 1994, and shall be subject to the conditions and limitations
as specified therein. This cover letter shall be considered a part of this permit and is therefore
incorporated therein by reference.
The purpose of this modification is to increase the firm capacity of Riverdale Pump Station to 30.088 MGD.
The expansion project includes the installation of a new submersible pump, a piping connection to the
existing force main; new anti-surge and air-relief valves on the existing force main; and all structural and
electrical modifications required to accommodate the new submersible pump.
Please pay particular attention to the following conditions contained within this permit:
Condition 11.1: This permit shall not be automatically transferable; a request must be made and
approved.
Condition IIA: Requires that the wastewater collection facilities be properly operated and maintained
in accordance with 15A NCAC 02T.0403 or any individual system-wide collection system
permit issued to the Permittee.
Condition 11.7: Upon completion of construction and prior to operation of these permitted facilities,the
completed Engineering Certification form with checklist attached to this permit shall be
submitted with the required supporting documents to the address provided on the form.
Permit modifications are required for any changes resulting in non-compliance with
this permit, regulations, or the Minimum Design Criteria. [15A NCAC 02T.0116]
Moan.cnaouraaD�Q��
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North Carolina Department of Environmental Quality I Division of Water Resources
Winston-Salem Regional Office 1 450 W Hanes Mill Road,Suite 300 Winston-Salem, NC 27105
(336)776-9800
City of High Point
Permit No.WQ008572 Modification
It shall be responsibility of the Permittee to ensure that the as-constructed project meets the appropriate
design criteria and rules. Failure to comply may result in penalties in accordance with North Carolina
General Statute §143-215.6A through §143-215.6C, construction of additional or replacement
wastewater collection facilities, and/or referral of the North Carolina-licensed Professional Engineer to
the licensing board.
If any parts, requirements, or limitations contained in this permit are unacceptable,you have the right to
request an adjudicatory hearing upon written request within 30 days following receipt of this permit. This
request must be in the form of a written petition, conforming to Chapter 150B of North Carolina General
Statutes, and filed with the Office of Administrative Hearings, 6714 Mail Service Center, Raleigh, NC
27699-6714. Unless such demands are made,this permit shall be final and binding.
If you need additional information concerning this matter, please contact Justin Henderson at (336) 776-
9701 or via e-mail at iustin.henderson@ncdenr.gov.
Sincerely,
EDocuS�igfned<by:
LJti l c.Jn,Ar
145B49E225C94EA...
for Linda Culpepper
Director, Division of Water Resources
by Lon Snider, Regional Supervisor
Water Quality Regional Operations Section
Winston-Salem Regional Office
Division of Water Resources, NCDEQ
cc: John Grey, P.E.-The Wooten Company (igrey@thewootencompany.com)
Aaron Babson, P.E.-Hazen and Sawyer(ababson@hazenandsawyer.com)
Winston-Salem Regional Office Files
Water Resources Central Files
PERCS (electronic copy)
Page 2 of 8
�OuoNVL�
NORTH CAROLINA
Environmental Quality
WASTEWATER COLLECTION SYSTEM EXTENSION PERMIT
In accordance with the provisions of Article 21 of Chapter 143,General Statutes of North Carolina as amended,
and other applicable Laws, Rules, and Regulations, permission is hereby granted to the
City of High Point
Guilford County
for the construction and operation of a 20,895—gallon per minute pump station with quadraplex pumps, on-
site audible and visual high water alarms, telemetry, and a permanent generator with automatic transfer
switch; as well as approximately 215 linear feet of 36-inch and 50 linear feet of 20-inch force main to increase
the capacity of an existing pump station as part of the Riverdale Pump Station Expansion project, and the
discharge of"0"gallons per day of collected wastewater into the City of High Point's existing sewerage system,
pursuant to the application received June 12,2019,and in conformity with 15A NCAC 02T;the Division's Gravity
Sewer Minimum Design Criteria adopted February 12, 1996 as applicable; the Division's Minimum Design
Criteria for the Fast-Track Permitting of Pump Stations and Force Mains adopted June 1, 2000 as applicable;
and other supporting data subsequently filed and approved by the Department of Environmental Quality and
considered a part of this permit.
The purpose of this modification is to increase the firm capacity of Riverdale Pump Station to 30.088 MGD.The
expansion project includes the installation of a new submersible pump, a piping connection to the existing
force main, new anti-surge and air-relief valves on the existing force main, and all structural and electrical
modifications required to accommodate the new submersible pump.
Additionally, as part of this application, the City of High Point is requesting that the current firm capacity of
Riverdale Pump Station be rerated from 20.16 million gallons per day(MGD) to 22.21 MGD. The City of High
Point submitted data regarding the measured pumping capacity of the station's existing pumps to support this
request. Upon review of this data, the Division approves the requested firm capacity rerate of 22.21 MGD
currently for Riverdale Pump Station, that ultimately will be 30.088 MGD upon certification of this permit
modification.
This permit shall be effective from the date of issuance until rescinded and shall be subject to the specified
conditions and limitations contained therein.
Doc uS�igfned<by:
mdcr
-4'B49E225C94EA...
for Linda Culpepper
Director, Division of Water Resources
By Authority of The Environmental Management Commission
Permit Number: WQ0008572 Modification
Permit Issued: June 21,2019
Page 3 of 8
SUPPLEMENT TO PERMIT COVER SHEET
City of High Point is hereby authorized to:
Construct,and then operate upon certification the aforementioned wastewater collection extension. The
sewage and wastewater collected by this system shall be treated in the City of High Point's Eastside
Wastewater Treatment Facility in accordance with Permit Number NC0024210.
Permitting of this project does not constitute an acceptance of any part of the project that does not meet
15A NCAC 02T; the Division's Gravity Sewer Minimum Design Criteria adopted February 12, 1996 as
applicable;and the Division's Minimum Design Criteria for the Fast-Track Permitting of Pump Stations and
Force Mains adopted June 1, 2000 as applicable, unless specifically mentioned herein. Division approval
is based on acceptance of the certification provided by a North Carolina-licensed Professional Engineer in
the application. It shall be the Permittee's responsibility to ensure that the as-constructed project meets
the appropriate design criteria and rules.
Construction and operation is contingent upon compliance with the Standard Conditions and any Special
Conditions identified below.
I. SPECIAL CONDITIONS
1. No flow in excess of the quantity permitted herein, "0" GPD, shall be made tributary to the subject
sewer system until an application for permit modification for an increase in flow has been submitted
to and approved by the Division. [15A NCAC 02T.0304(b)]
2. Each pump station shall be clearly and conspicuously posted using a weatherproof sign with a pump
station identifying name/number, 24-Hour Emergency telephone number, and name of the
owner/operator of the sewer system/pump station and instructions to call the number in the event
of alarm activation or other emergency. Simplex pump stations or vacuum sewer pits serving a single-
family residence may have a placard or sticker on the control panel in lieu of a sign. [15A NCAC 02T
.0305(h)(2)]
II. STANDARD CONDITIONS
1. This permit shall not be transferable. In the event there is a desire for the wastewater collection
facilities to change ownership, or there is a name change of the Permittee, a formal permit request
shall be submitted to the Division accompanied by documentation from the parties involved, and
other supporting materials as may be appropriate. The approval of this request shall be considered
on its merits and may or may not be approved. [15A NCAC 02T.0116; G.S 143-215.1(d3)]
2. This permit shall become voidable unless the wastewater collection facilities are constructed in
accordance with the conditions of this permit; 15A NCAC 02T; the Division's Gravity Sewer Minimum
Design Criteria adopted February 12, 1996 as applicable; the Division's Minimum Design Criteria for
the Fast-Track Permitting of Pump Stations and Force Mains adopted June 1, 2000 as applicable; and
other supporting materials unless specifically mentioned herein. [15A NCAC 02T.0110]
3. This permit shall be effective only with respect to the nature and volume of wastes described in the
application and other supporting data. [15A NCAC 02T.0110]
Page 4 of 8
4. The wastewater collection facilities shall be properly maintained and operated at all times. The
Permittee shall maintain compliance with an individual system-wide collection system permit for the
operation and maintenance of these facilities as required by 15A NCAC 02T .0403. If an individual
permit is not required,the following performance criteria shall be met:
a. The sewer system shall be effectively maintained and operated at all times to prevent discharge
to land or surface waters, and to prevent any contravention of groundwater standards or surface
water standards.
b. A map of the sewer system shall be developed and shall be actively maintained.
c. An operation and maintenance plan including pump station inspection frequency, preventative
maintenance schedule, spare parts inventory and overflow response has been developed and
implemented.
d. Pump stations that are not connected to a telemetry system shall be inspected every day(i.e. 365
days per year). Pump stations that are connected to a telemetry system shall be inspected at
least once per week.
e. High-priority sewer lines shall be inspected at least once per every six-months and inspections are
documented.
f. A general observation of the entire sewer system shall be conducted at least once per year.
g. Overflows and bypasses shall be reported to the appropriate Division regional office in accordance
with 15A NCAC 2B .0506(a), and public notice shall be provided as required by North Carolina
General Statute §143-215.1C.
h. A Grease Control Program is in place as follows:
1. For public owned collection systems, the Grease Control Program shall include at least
biannual distribution of educational materials for both commercial and residential users and
the legal means to require grease interceptors at existing establishments. The plan shall also
include legal means for inspections of the grease interceptors, enforcement for violators and
the legal means to control grease entering the system from other public and private satellite
sewer systems.
2. For privately owned collection systems, the Grease Control Program shall include at least bi-
annual distribution of grease education materials to users of the collection system by the
permittee or its representative.
3. Grease education materials shall be distributed more often than required in Parts (1) and (2)
of this Subparagraph if necessary to prevent grease-related sanitary sewer overflows.
i. Right-of-ways and easements shall be maintained in the full easement width for personnel and
equipment accessibility.
j. Documentation shall be kept for Subparagraphs(a)through (i)of this Rule for a minimum of three
years with exception of the map, which shall be maintained for the life of the system.
5. The Permittee shall report by telephone to a water resources staff member at the Winston-Salem
Regional Office,telephone number (336) 776-9800, as soon as possible, but in no case more than 24
hours,following the occurrence or first knowledge of the occurrence of either of the following:
Page 5 of 8
a. Any process unit failure,due to known or unknown reasons,that renders the facility incapable
of adequate wastewater transport, such as mechanical or electrical failures of pumps, line
blockage or breakage, etc.; or
b. Any SSO and/or spill over 1,000 gallons; or
c. Any SSO and/or spill, regardless of volume,that reaches surface water
Voice mail messages or faxed information is permissible, but this shall not be considered as the initial
verbal report. Overflows and spills occurring outside normal business hours may also be reported to
the Division of Emergency Management at telephone number (800) 858-0368 or (919) 733-3300.
Persons reporting any of the above occurrences shall file a spill report by completing and submitting
Part I of Form CS-SSO (or the most current Division approved form) within five days following first
knowledge of the occurrence. This report must outline the actions taken or proposed to be taken to
ensure that the problem does not recur. Part 11 of Form CS-SSO(or the most current Division approved
form) can also be completed to show that the SSO was beyond control. [G.S. 143-215.1C(a1)]
6. Construction of the gravity sewers, pump stations, and force mains shall be scheduled so as not to
interrupt service by the existing utilities nor result in an overflow or bypass discharge of wastewater
to the surface waters of the State. [15A NCAC 02T.0108(b)]
7. Upon completion of construction and prior to operation of these permitted facilities, the completed
Engineering Certification form with checklist attached to this permit shall be submitted with the
required supporting documents to the address provided on the form. A complete certification is one
where the form is fully executed, and the supporting documents are provided as applicable. Any
wastewater flow made tributary to the wastewater collection system extension prior to completion
of this Engineer's Certification shall be considered a violation of the permit and shall subject the
Permittee to appropriate enforcement actions.
A complete certification is one where the form is fully executed, and the supporting documents are
provided as applicable. Supporting documentation shall include the following:
a. One copy of the project construction record drawings(plan & profile views of sewer lines&force
mains) of the wastewater collection system extension. Final record drawings should be clear on
the plans or on digital media (CD or DVD disk) and are defined as the design drawings that are
marked up or annotated with after construction information and show required buffers,
separation distances, material changes, etc.
b. One copy of the supporting applicable design calculations including pipe and pump sizing,velocity,
pump cycle times, and level control settings, pump station buoyancy, wet well storage, surge
protection, detention time in the wet well, and force main, ability to flush low points in force
mains with a pump cycle, and downstream sewer capacity analysis. If a portable power source or
pump is dedicated to multiple stations, an evaluation of all the pump stations' storage capacities
and the rotation schedule of the portable power source or pump, include travel timeframes, shall
be provided.
c. Changes to the project that do not result in non-compliance with this permit, regulations, or the
Minimum Design Criteria should be clearly identified on the record drawings, on the certification
in the space provided, or in written summary form.
Prior to Certification (Final or Partial): Permit modifications are required for any changes resulting
in non-compliance with this permit (including but not limited to pipe length changes of 10% or
Page 6 of 8
greater, increased flow, pump station design capacity design increases of 5% or greater and
increases in the number/type of connections), regulations, or the Minimum Design Criteria.
Requested modifications or variances to the Minimum Design Criteria will be reviewed on a case-by-
case basis and each on its own merit. Please note that variances to the Minimum Design Criteria
should be requested and approved during the permitting process prior to construction. After-
construction requests are discouraged by the Division and may not be approved, thus requiring
replacement or repair prior to certification &activation. [15A NCAC 02T.0116]
8. Gravity sewers installed greater than ten percent below the minimum required slope per the Division's
Gravity Sewer Minimum Design Criteria shall not be acceptable and shall not be certified until
corrected. If there is an unforeseen obstacle in the field where all viable solutions have been
examined, a slope variance can be requested from the Division with firm supporting documentation.
This shall be done through a permit modification with fee. Such variance requests will be evaluated
on a case-by-case basis. Resolution of such request shall be evident prior to completing and submitting
the construction certification. [ 15A NCAC 02T.0105(n)]
9. A copy of the individual permit and construction record drawings shall be maintained on file by the
Permittee for the life of the wastewater collection facilities. [15A NCAC 02T.0116]
10. Failure to abide by the conditions and limitations contained in this permit; 15A NCAC 02T; the
Division's Gravity Sewer Design Criteria adopted February 12, 1996 as applicable; the Division's
Minimum Design Criteria for the Fast-Track Permitting of Pump Station and Force Mains adopted June
1, 2000 as applicable; and other supporting materials may subject the Permittee to an enforcement
action by the Division, in accordance with North Carolina General Statutes§143-215.6A through §143-
215.6C, construction of additional or replacement wastewater collection facilities, and/or referral of
the North Carolina-licensed Professional Engineer to the licensing board. [15A NCAC 02T.0108(b-c)]
11. In the event that the wastewater collection facilities fail to perform satisfactorily, including the
creation of nuisance conditions,the Permittee shall take immediate corrective action, including those
as may be required by this Division, such as the construction of additional or replacement facilities.
[15A NCAC 02T.0110; 15A NCAC 02T.0108(b)]
12. The issuance of this permit shall not exempt the Permittee from complying with any and all statutes,
rules, regulations,or ordinances that may be imposed by the Division any other Federal,State,or Local
government agencies which have jurisdiction or obtaining other permits which maybe required by the
Division or any other Federal, State, of Local government agencies. [G.S. 143-215.1(b)]
Page 7 of 8
CERTIFICATION CHECKLIST
To be completed by the certifying engineer prior to operation of the permitted sewers, per 15A NCAC 02T.0116.
Certifying Engineer:
Certification Review Date:
Project Name:
WQ00 Project County:
1) Has permittee information changed since the permit was issued (or last modified): change of mailing address,
change of ownership, transfer from developer to HOA/POA, etc. ❑ Yes ❑ No
• If yes, please provide either a change of ownership form or new contact information. Note that transfer of
permits from the developer to the HOA/POA must occur with the first certification.
2) Have the as-built drawings have been signed,sealed,and dated by an N.C. PE? ❑ Yes ❑ No
3) Final Engineering certification? ❑ Yes ❑ No
• If Partial Engineering certification, provide detailed narrative including what is being certified in the current
phase,what was previously certified (if applicable),and what is left to be certified.
4) Adequate information related to sewer lines: ❑ Yes ❑ No ❑ N/A
• Three feet minimum cover has been provided for all sewers unless ferrous pipe was installed.
• Minimum diameters for gravity sewers are 8-inches for public lines and 6-inches for private lines.
• Manholes have been installed: At the end of each line, at all changes in grade, size, or alignment, at all
intersections, and at distances not greater than 425 feet; minimum diameter shall be 4 feet (48-inches).
5) Adequate information related to pump stations: ❑ Yes ❑ No ❑ N/A
• Ensure power reliability option was selected per 15A NCAC 02T.0305(h).
6) Was project construction completed in accordance with all of the following: ❑ Yes ❑ No ❑ N/A
• 15A NCAC 02T, Minimum Design Criteria (MDC)for the permitting of Gravity Sewers (latest version), and MDC
for the Permitting of Pump Stations and Force Mains (latest version)?
If not, a variance approval is required in accordance with 15A NCAC 02T.0105(b), prior to certification and operation.
• Contact the Central Office to discuss the variance to determine a course of action.
• Applicant must submit two copies of the variance request form, plans, specifications, calculations, and any other
pertinent information to the Central Office (one hard copy, one digital copy).
• The central office will review the variance request, and if approvable, specific language regarding the variance
will be incorporated into the permit, either via a special condition or a supplementary letter. A copy of the
reissued permit with variance language or the variance letter must be maintained with the original documents.
7) Does the project contains high priority lines(15A NCAC 02T .0402(2))? ❑ Yes ❑ No
• If yes,ensure that the permit already contains the necessary condition related to high priority lines 15A NCAC
02T.0403 (a)(5). If the permit does not include this language,the Fast Track reviewer will reissue the permit with
the appropriate language.
8) Are Permit modifications are required for any changes resulting in non-compliance with this permit(including but not
limited to pipe length changes of 10%or greater,change in flow,pump station design capacity design change of 5%or
greater,and/or change in the number/type of connections)? ❑ Yes ❑ No
• If yes, a permit modification request must be submitted to the appropriate Regional Office, and a modified
permit with revised certification must be issued prior to certification and operation.
NC DWR—Water Quality Regional Operations Section 450 W Hanes Mill Road,Suite 300 Winston-Salem,NC 27105
Winston-Salem Regional Office Phone:(336)776-9800 FAX:(336)776-9797
FAST TRACK SEWER ENGINEERING CERTIFICATION
PERMITTEE: CITY OF HIGH POINT
PERMIT#: WQ008572 Modification
PROJECT: RIVERDALE PUMP STATION EXPANSION
ISSUE DATE: JUNE 211 2019
This project shall not be considered complete nor allowed to operate in accordance with Condition 7 of
this permit until the Division has received this Certification and all required supporting documentation. It
should be submitted in a mannerthat documents the Division's receipt. Send the required documentation
the Regional Supervisor, Water Quality Regional Operations Section at the address at the bottom.
Any wastewater flow made tributary to the wastewater collection system extension prior to completion
of this Certification shall be considered a violation of the permit and shall subject the Permittee to
appropriate enforcement actions. The Permittee is responsible for tracking all partial certifications up
until a final certification is received. A Final Certification shall be a complete set of record drawings and
design calculations regardless of whether partials have been submitted.
PERMITTEE'S CERTIFICATION
I,the undersigned agent for the Permittee, hereby state that this project has been constructed pursuant
to the applicable standards & requirements, the Professional Engineer below has provided applicable
design/construction information to the Permittee, and the Permittee is prepared to operate & maintain
the wastewater collection system permitted herein or portions thereof.
Printed Name,Title Signature Date
ENGINEERS CERTIFICATION
I, as a duly registered Professional Engineer in the State of North Carolina,
having been authorized to observe (❑ periodically, ❑ weekly, ❑ full time) the construction of the
Riverdale Pump Station Expansion and location as referenced above for the above Permittee hereby state
that, to the best of my abilities, due care and diligence was used in the observation of the following
construction: of a 20,895—gallon per minute pump station with quadraplex pumps, on-site audible and
visual high water alarms, telemetry, and a permanent generator with automatic transfer switch; as well
as approximately 215 linear feet of 36-inch and 50 linear feet of 20-inch force main to increase the capacity
of an existing pump station as part of the Riverdale Pump Station Expansion project, and the discharge of
"0" gallons per day of collected wastewater into the City of High Point's existing sewerage system; such
that the construction was observed to be built within substantial compliance of this permit; 15A NCAC
02T;the Division of Water Resources' (Division)Gravity Sewer Minimum Design Criteria adopted February
12, 1996 as applicable; the Division's Minimum Design Criteria for the Fast-Track Permitting of Pump
Stations and Force Mains adopted June 1, 2000 as applicable; and other supporting materials.
................................................:
North Carolina Professional Engineer's Seal w/signature &date:
❑ Final ❑ Partial (include description)
Certification Comments/Qualifiers (attach if necessary): .................
NC DWR—Water Quality Regional Operations Section 450 W Hanes Mill Road,Suite 300 Winston-Salem,NC 27105
Winston-Salem Regional Office Phone:(336)776-9800 FAX:(336)776-9797
Hazen and Sawyer
629
alley
HazenGreensboro.NC27408.336 292 7490
NC Department of
Environmental Quality
Received
June 11,2019 SUN 12 2019
Justin Henderson
Jenny Winston-Salem
Graznak
NC Department of Environmental Quality 3� r Regional Office
Winston-Salem Regional Office
Attn: Fast Track Sewer System Extension Application
450 W. Hanes Mill Road, Suite 300
Winston-Salem,NC 27105
Re: Riverdale Sewer Pump Station,City of High Point,NC
Fast Track Sewer System Extension Application
Existing Permit No.: WQ 0008572 (issued 01/31/94)
Mr. Henderson/Ms. Graznak:
Hazen and Sawyer and The Wooten Company are pleased to submit the enclosed permit application on
behalf of the City of High Point,NC regarding the Riverdale Pump Station Expansion Project. As you are
aware, the City of High Point has executed studies and developed plans to rerate and expand the
Riverdale Pump Station over the course of 2018 and 2019,the package enclosed encompasses the results
of those efforts to permanently expand the capacity of the pump station to 30.0888 mgd. The pump
station's firm capacity will be broken down to three of the four available pumps operating.Of the 30.0888
mgd,the pump operating points are 7,750 gpm for the new submersible with a stored spare pump and
6,572.5 gpm from each of the Hidrostal pumps for a pump station firm capacity of 20,895 gpm at 120.5
feet of TDH.
The City of High Point would also like to request an immediate re-rate of the pump station to 22.21 gpm
based on data previously submitted regarding the measured pumping capacity of the existing Hidrostal j
pumps at Riverdale Pump Station(this information is also attached herein for your reference). The City
proposes this re-rate would only be in effect during the interim time between when the Riverdale Pump
Station is operating on the three existing pump system and the installation and certification of the
proposed submersible pump described above.The pump station would at that point be rated for the
30.0888 mgd as requested in the application.
i
The expansion project includes the installation of a new submersible pump,a piping connection to the
existing force main discharging to Eastside W WTP, installation of new anti-surge and air relief valves on
the existing force main,and all structural and electrical modifications required to accommodate the new
submersible pump. The City of High Point will also purchase and store a readily available spare
submersible pump of the same capacity for station redundancy.
hazenandsawyer.com
Hazen
The items below are summarized for your convenience as requested in the application:
A. Application and Supporting documents
Enclosed
B. Cover Letter Including Description
Included
C. Application Fee
A check for$480 is enclosed in the copy submitted previously. The Division is in
possession of this check.
D. Fast Track Application
A complete and certified application is attached.
E. Flow Tracking/Acceptance Form
• The Riverdale Pump Station is the last lift station in the system prior to Eastside W WTP.
• Both facilities are owned by the City of High Point.
F. Site Maps
• The Riverdale pump station street address is:
i. 5899 Riverdale Drive
Jamestown,NC 27282
• USGS Topographic Maps are included for your reference
G. Existing Permit
• Existing Permit No.WQ 0008572 is on file with the Division for the Riverdale Pump
Station
• List of Pertinent items:
i. Pump Station Firm Capacity post expansion
ii. Interim Pump Station re-rate to 22.21 mgd
iii. ATC for expansion activities
H. Power Reliability Plan
• Not required,a permanent standby generator will be installed to serve the new pump
only. An existing generator and fuel system serves the existing pumps.
I. Certificate of Public Convenience and Necessity
Not required, Riverdale Pump Station is owned by the City of High Point
J. Operational Agreements
Not applicable
hazenandsawyer.com
Hazen NC Drpmtwm ni of Gncmmmuntal QLI,tlitY
Jwtc I I, 2019
The contact information for the City of High Point, Hazen and Sawyer,and The Wooten Company can be
found below for your reference.
City of High Point Hazen and Sawyer The Wooten Company
Attn: Terry Houk Attn: Aaron Babson,PE Attn: John Grey,PE
Public Services Director Senior Associate 300 S.Main St
211 S. Hamilton, Room 206 629 Green Valley Road,Suite 200 Lower Level
High Point,NC 27260 Greensboro,NC 27408 Winston-Salem,NC 27101
The design documents are readily available upon request as required by the NC General Statutes,please
contact us at 336.478.3378 if you have any questions or require additional information.
Best Regards,
Aaron D. Babson,PE
Senior Associate
cc:
High Point:Terry Houk,Derrick Boone
The Woolen Company:John Grey, PE
hazenandsawyer.com
State of North Carolina
DWR Department of Environmental Quality
Division of Water Resources
15A NCAC 02T.0300—FAST TRACK SEWER SYSTEM EXTENSION APPLICATION
Division of Water Resources FTA 04-16{&SUPPORTING DOCUMENTATION
-ikvl , TCW()�
Application Number: ` (to be completed by DWR)
All Items must be completed or the aoolicalion will be returned
1. APPLICANT INFORMATION:
1. Applicant's name: (:ity of I ligh Point(company,municipality,HOA,utility,etc. I
2. Applicant type: ❑ Individual ❑Corporation ❑ General Partnership ❑Privately-Owned Public Utility
❑ Federal ❑State/County ®Municipal ❑Other
3.Signature authority's name:Terry Houk per 15A NCAC 02T 0106(bl
Title: Public Services Director
4.Applicant's mailing address:211 South Ilamilton Street NC Department of
Environmental Quality
City: High Point State:NC Zip:27260-5232 Y•: Received
5. Applicant's contact information: JUN 12 2019
Phone number:(216J 883-32j8 Email Address:terry houkCrJhiplipointnc.com
t t Winston-Salem a
II. PROJECT INFORMATION: Regional Office
1. Project name: Riverdale Punip Station Expansion
2. Application/Project status: ❑Proposed(New Permit) ®Existing Permit/Project
If a modification,provide the existing permit number: W00008572 and issued date: 1/31/94
If new construction but part of a master plan,provide the existing permit number: W000_
3. County where project is located:Guilford
4. Approximate Coordinates(Decimal Degrees): Latitude: 35.9522' Longitude:- 97 9093° l
I
5. Parcel ID(if applicable): 7830027702
(or Parcel ID to closest downstream sewer)
III. CONSULTANT INFORMATION:
I. Professional Engineer:John C.Grey(The Wooten('ompauy)I icc isc It 18097 and Aaron D Babson(Haven and Sawvcrl
License#36828 License Number:-
Firm:The Wooten Company and 1-lazen and Sawyer at 629 GrcenVallcy Rd Suite 200 Greensboro.NC 27408 336-478-
3378 ababson(Aharenandsawvcrcom
Mailing address:300 S. Main Street,Lower Level
City: Winston-Salem State:NC Zip:27101-5217
Phone number:(336 722-5326 Email Address:ittrev rni thcwomencompany.com
IV. WASTEWATER TREATMENT FACILITY(WWTF)INFORMATION:
1. Facility Name: Fastside Wastewater'frcatcmem Plant Permit Number:NCO024210
Owner Name:City of High Point
i
V. RECEIVING DOWNSTREAM SEWER INFORMATION(if different than W WTF):
1. Permit Number(s): WQ_ Downstream(Receiving)Sewer Size: _inch
System Wide Colleciion System Pennit Numberlsl(if applicable):WQCS
Owner Name(s):
FORM: FTA 04-16 Pagel of 5
VI. GENERAL.REQUIREMENTS
1. If the Applicant is a Privately-Owned Public Utility,has a Certificate of Public Convenience and Necessity been attached?
❑Yes ❑No NN/A
2. If the Applicant is a Developer of lots to be sold,has a Developer's Operational Agreement(FORM: DEV)been attached?
❑ Yes ❑No NN/A
3. If the Applicant is a Home/Properly Owners Association.has an Operational Agreement(FORM: IIDA)been attached?
❑ Yes ❑No NN/A
4. Origin of wastewater:(check all that apply):
❑Residential Owned ❑Retail(stores,centers,malls) ❑Car Wash
❑Residential Leased ❑Retail with food preparation/service ❑ Hotel and/or Motels
❑School/preschool/day care ❑Medical/dental/veterinary facilities ❑Swimming Pool/Clubhouse
❑Food and drink facilities ❑Church ❑Swimming Pool/Filter Backwash
❑Businesses/offices/factories ❑Nursing Home ❑Other(Explain in Attachment)
I
5.Nature of wastewater: _%Domestic/Commercial _%Commercial
_%Industrial(See 15A NCAC 02T.0103(20))
[ I�,Is there a Pretreatment Program in effect? ❑Yes ❑No
6. Has a flow reduction been approved under 15A NCAC 02T.01 14(f)? ❑Yes ❑No
➢ If Yes,provide a cony of flow reduction approval letter
7. Summarize wastewater generated by project:
Establishment Type(see 021.01140 Daily Design Flow'•s No.of Units Flow
gal/ GPD
gal/ GPD
i
gal/ GPD
gal/ GPD
gal/ GPD
gal/ GPD
Total 0 GPD
a See 15A NCAC 02T .0114(b).(d).(c)(I)and(e)(2) for caveats to wastewater design flow rates(i.e.,minimum flow per
dwelling;proposed unknown non-residential development uses;public access facilities located near high public use areas;
and residential property located south or east of the Atlantic Intracoastal Waterway to be used as vacation rentals as defined
in G.S.42A-4).
b Per 15A NCAC 02T.0114(c),design flow rates for establishments not identified[in table 15A NCAC 02T.0114] shall be
determined using available flow data,water using fixtures,occupancy or operation patterns,and other measured data.
8. Wastewater generated by project:Q GPD(per 15A NCAC 02T.0114)
➢ Do not include future flows or previously permitted allocations
If permitted flow is zero,indicate why:
N Pump Station or Gravity Sewer where flow will be permitted in subsequent permits that connect to this line
❑ Flow has already been allocated in Permit Number:
❑ Rehabilitation or replacement of existing sewer with no new flow expected
N Other(Explain): Expansion to provide additional station capacity to meet existing flow and commitment needs
FORM: FTA 04-16 Page 2 of 5
VII. GRAVITY SEWER DESIGN CRITERIA(If Applicable)-02T.0305&MDC(Gravity Sewers):
1. Summarize gravity sewer to be permitted:
Size(inches) Length(feet) Material
I
D Section It&III of the MDC for Permitting of Gravity Sewers contains information related to design criteria
D Section III contains information related to minimum slopes for gravity sewer(s)
iD Oversizing lines to meet minimum slope requirement is not allowed and a violation of the MDC
VIII. PUMP STATION DESIGN CRITERIA(If Applicable)—02T 0305&MDC(Pump Stations/Force Mains):
COMPLETE FOR EACH PUMP STATION INCLUDED IN THIS PROJECT
1. Pump station number or name:Riverdale Pump Station
2. Approximate Coordinates(Decimal Degrees): Latitude:35.9511° Longitude:-79.9 9 °
3. Design flow of the pump station: 30.0888 millions gallons per day(firm capacity)
4. Operational point(s)of the pump(s): Total—20,895 gpm broken down to individual pumps at 7.750 Rpm(Submersible)&
13,145 Rpm total 2(W EMCO Hidrostal Pumps)gallons per minute at 120.5 feet total dynamic head(TDH)
5. Summarize the force main to be permitted(for this Pump Station):
Size(inches) Length(feet) Material
36 215 DIP
20 50 DIP
1
6. Power reliability in accordance with 15A NCAC 02T.0305(h)(1):
® Standby power source or pump with automatic activation and telemetry- 15A NCAC 02T.0305(h)(1)(B);
➢ Required for all pump stations with an average daily flow greater than or equal to 15,000 gallons per day
➢ Must be permanent to facility
Or if the pump station has an average daily flow less than 15,000 gallons per day:
❑ Portable power source with manual activation,quick-connection receptacle and telemetry- 15A NCAC 02T
li
.0305(h)(1)(C)
or
❑ Portable pumping unit with plugged emergency pump connection and telemetry- 15A NCAC 02T.0305(h)(1)(C):
D It shall be demonstrated to the Division that the portable source is owned or contracted by the applicant(draft agreement)
and is compatible with the station.
D If the portable power source or pump is dedicated to multiple pump stations,an evaluation of all the pump stations'storage
capacities and the rotation schedule of the portable power source or pump, including travel timeframes,shall be provided
in the case of a multiple station power outage.
FORM:FTA 04-16 Page 3 of 5
IX. SETBACKS&SEPARATIONS—(02B.0200& I SA NCAC 02T.0305(f)):
I. Does the project comply with all separations found in 15A NCAC 02T.0305(1)&(a) ®Yes [:]No
D 15A NCAC 02T.0305 contains minimum separations that shall be provided for sewers stems:
Setback Parameter* Separation Required
Storm sewers and other utilities not listed below vertical 24 inches
Water mains vertical-water over sewer including in benched trenches 18 inches
Water mains horizontal 10 feet
Reclaimed water lines vertical-reclaimed over sewer 18 inches
Reclaimed water lines horizontal-reclaimed over sewer 2 feet
"Any private or public water supply source,including any wells,WS-I waters of Class 1 or
Class II impounded reservoirs used as a source of drinking water 100 feet
"*Waters classified WS(except WS-I or WS-V� B,SA,ORW,HQW,or SB from normal
high water or tide elevation and wetlands see item IX.2 50 feet
"Any other stream,lake,impoundment,or ground water lowering and surface drainage
ditches 10 feet
I
Any building foundation 5 feet
Any basement 10 feet
Top slope of embankment or cuts of 2 feet or more vertical height 10 feet
Drainage systems and interceptor drains 5 feet
Any swimming pools 10 feet
Final earth grade vertical 36 inches
i
➢ 15A NCAC 02T.0305(a)contains alternatives where separations in 02T.0305(f)cannot be achieved.
➢ "*Stream classifications can be identified using the Division's NC Surface Water Classifications w6inime
➢ if noncompliance with 02T.0305(f)or(g) see Section X of this application
2. Does the project comply with separation requirements for wetlands?(50 feet of separation) [:] Yes ❑No ®N/A
➢ See the Division's draft separation requirements for situations where separation cannot be meet
➢ No variance is required if the alternative design criteria specified is utilized in design and construction
j ➢ As built documents should reference the location of areas effected
3. Does the project comply with setbacks found in the river basin rules per 15A NCAC 02B.0200? ®Yes ❑ No ❑N/A
➢ This would include Trout Buffered Streams per 15A NCAC 2B.0202
4. Does the project require coverage/authorization under a 404 Nationwide or ❑Yes ®No
individual permits or 401 Water Quality Certifications?
➢ Information can be obtained from the 401 &Huffer Pennittina Branch
i
5. Does project comply with 15A NCAC 02T.0105(e)(6)(additional permits/certifications)? ®Yes ❑No
Per 15A NCAC 02f.0105(cl(6l,directly related environmental permits or certification applications are being prepared, have
been applied for,or have been obtained. Issuance of this permit is contingent on issuance of dependent permits(erosion and
sedimentation control plans,stormwater management plans,etc.).
6. Does this project include any sewer collection lines that are deemed"high-priority?'
Per ISA NCAC 02T.0402,"high-priority sewer"means"any aerial sewer,sewer contacting surface waters, siphon,or sewer
positioned parallel to streambanks that is subject to erosion that undermines or deteriorates the sewer.
[--] Yes ❑No ®N/A
➢ If yes,include an attachment with details for each line,including type(aerial line,size,material,and location).
High priority lines shall be inspected by the permittee or its representative at least once every six-months and inspections -
documented per 15A NCAC 02T.0403(a)(5)or the permilee's individual System-Wide Collection permit.
FORM:FTA 04-16 Page 4 of 5
X. CERTIFICATIONS:
I. Does the submitted system comply with ISA NCAC 02'I', the Milliniturl )•;ign Critoria lbr the Permiltinaof Utniin S ill ns
lWd Vorcu-vhrins(awst version),and the Ctravity Sewer Ntininum )osi Cr' •ri (Itdest vor,io01 as applicable?
N Yes ❑No
If No,complete and submit the Variance/Altemative Design Request application(VADC 10-14)and supporting documents for
review. 1lnuroval ofthe reauesl Is remrh•cd orlor'to sahnrillal of the Fas(Track Application and sunnm•line documents.
2. / C9
Professional Engineer's Cert
ification:
lE /1 lam, f�
1, V Oh fLo (), t74Pisor attest that this application for
(Professional Engineer's name from Application Item III,I )
I
has been reviewed by me and is accurate, complete and consistent with the information supplied in the plans,specifications, I�
engineering calculations,and all other supporting documentation to the best of my knowledge. I further attest that to the best
of my knowledge the proposed design has been prepared in accordance with the applicable regulations, Gravity Sewer
Minimum Design Criteria for Gravity Sewers(latest version),and the Minimum Design Criteria for the Fast-Track Permitting
of Pump Stations and Force Mains(latest version). Although other professionals may have developed certain portions of this
submittal package, inclusion of these materials under my signature and seal signifies that I have reviewed this material and
have judged it to be consistent with the proposed design.
NOTE — In accordance with General Statutes 143-215.6A and 143-215.6B, any person who knowingly makes any false
statement, representation, or certification in any application package shall be guilty of a Class 2 misdemeanor, which may
include a fine not to exceed$10,000,as well as civil penalties up to$25,000 per violation.
..... ...................... ........
North Can Itt 6l)g1�En sneer's sent,signature,and data:
S 8097 _ 8A
88 26
/qN C. GRI``��'la-Iq �4iJVN 0�810� � I�1
3. Applicant's Cortification3�1JA NCAC 02T.0106(b): ��01111111113�`
1, —7�� , y r,Z AD b4c, ci-ol&/GG'1 117J.f�t?tc it attest that this application for
(Signature Authority's name&title from Application Item 1.3)
has been reviewed by me and is accurate and complete to the best of my knowledge. I understand that If all required parts of
this application are not completed and that if all required supporting documentation and attachments are not included, this
application package is subject to being returned as incomplete. 1 understand that any discharge of waslewater from this non- i
discharge system to surface waters or the land will result in an immediate enforcement action that may include civil penalties,
injunctive relief,and/or criminal prosecution. I will make no claim against the Division of Water Resources should a condition
Of this permit be violated. I also understand that if all required parts of this application package are not completed and that if
all required supporting information and attachments are not included, this application package will be returned to me as
incomplete.
i
NOTE — In accordance with General Statutes 143-215.6A and 143-215.613, any person who knowingly makes any false
statement, representation, or certification in any application package shall be guilty of a Class 2 misdemeanor, which may
include a fine not
to
exceed$10,000 as well as civil penalties up to$25,000 per violation.
Signature: -! Date;��_�/ __
I
i
FORM:FTA 04-16 Page 5 of 5
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March 29, 2019 1:1.000
0 45 90 180 ft
0 12.5 25 50 m
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ford County does not cerUfy the suMentidty or eccorecy of such Informadan.No warranties,evmes almpftW.are provided for the records erdfor mapping data herein,or for they use or Interpretation by the Uaar.
Riverdale LS
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Access Road
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March 29, 2019 1:8,000
0 355 730 1,450 ft
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'Ponder
tad County does not cartlty the euthenddty or accuracy of such information.No warranties,express a Implied.are provided for the records andfor mapping data herein,or for their use or Interpretation by the User.
Attachment A
Justification for Reratina of Riverdale Sewer Lift Station from 20 mad to 22.21 mad
In accordance with my memo dated April 6, 2018, the Riverdale Lift Station is able to produce 22.21
MGD and above. We evaluated additional data we have in house from Riverdale and SCADA flow
recordings above 22.21 MGD on the following days: 3/31/17, 4/4/17, 10/23/17, 10/24/17, 11/1/17,
3/29/18, 4/6/18, 8/1/18, 8/2/18, 8/3/18, and 8/4/18. We have a varying set of data from 1 minute
reading to 1 hour readings, to daily average readings. Enclosed is the re-rate memo with original
supporting data,and copies of the SCADA readings showing flow above 22.21 MGD.
This station is run with variable frequency drives allowing for variability in the flows vs on/off. Due to
this set up,the station does not pump at full flow multiple times a day like a station would that is not on
VFD's.The enclosed data clearly shows the station's ability to pump 22.21 MGD and more.
II
I
1
I
I
I
T T
MEMORANDUM
THETo: Terry Houk
W 0 OTE N City of High Point
COMPANY From: John C. Grey, P.E.
The Wooten Company
Date: April 6,2018
i
RE: Riverdale Lift Station
Based on the attached pieces of SCADA data with 2 pumps running at the
Riverdale Lift Station,the station was able to produce the following flows:
Pump 1 and Pump 2 running=22.21 MGD
Pump 2 and Pump 3 running=23.09 MGD
Pump 1 and Pump 3 running=23.68 MGD
These were based on wet well level of about 17' deep,based on the GR(Gorman
Rupp)readings. As the wet well depth reduces the pump flow also reduces,but it
is reasonable to say that the Lift Station with two pumps running can produce at
least 22.21 MGD of flow.
With a 2.5 peaking factor the station should be rated for an average daily flow of
8.88 mgd. Ina previous meeting with the State,they accepted a reduced peaking
factor of 2.29,which would increase the rating to 9.7 mgd.
Please let me know if we can be of further assistance.
ICAR0��4i
300 S. Main Street, = ia
; ;
Lower level JCG/dsy 097
Winston-Salem, NC 27101 Enclosures 7. /'•
336.722.5326 i���,0yh C'
Fax 336.722.6329 t0
f
Pump i and Pump 2
RDLS EFFLUENT
Date Time FLOW(mgd) RDLS_P7_RPM RDLS_P2_RPM RDLS_WETWELL_LEVEL GR
3/29/2018 12:20:00 21.36 1200 1200 17.4
3/29/2018 12:21:00 21.36 1200 1200 17.4
3/29/2018 12:22:00 22.1 1200 1200 17.2
3/29/2018 12:23:01 22.1 1200 1200 17.2
3/29/2018 12:24:01 22.17 1200 1200 17.1
3/29/2018 12:25:02 22.17 1200 1200 17.1
3/29/2018 12:26:02 21.48 1200 1200 16.9
3/29/2018 12:27:03 21.48 1200 1200 16.9
3/29/2018 12:28:03 21.85 1199 1200 16.7
3/29/2018 12:29:04 22.21 1199 1200 16.4
3/29/2018 12:30:04 22.21 1199 1200 16.4
3/29/2018 12:31:05 20.92 1199 1200 16
3/29/2018 12:32:05 20.92 1199 1200 16
3/29/2018 12:33:06 22.13 1200 1200 15.5
3/29/2018 12:34:06 22.13 1200 1200 15.5
3/29/2018 12:35:07 20.82 1199 1200 14.6
3/29/2018 12:36:07 20.82 1199 1200 14.6
3/29/2018 12:37:08 21.31 1198 1200 13.7
3/29/2018 12:38:08 21.31 1198 1200 13.7
3/29/2018 12:39:09 21.61 1200 1200 12.6
3/29/2018 12:40:09 21.06 1200 1200 11.5
3/29/2018 12:41:10 21.06 1200 1200 11.5
3/29/2018 12:42:10 20.05 1199 1200 10.3
3/29/2018 12:43:11 20.05 1199 1200 10.3
3/29/2018 12:44:11 21.33 1199 1200 9.4
3/29/2018 12:45:12 21.33 1199 1200 9.4
3/29/2018 12:46:12 10.56 0 0 9.2
3/29/2018 12:47:12 10.56 0 0 9.2
3/29/2018 12:48:13 4.12 0 0 9.9
3/29/2018 12:49:13 4.18 0 0 11.4
3/29/2018 13:06:00 19.88 1200 1200 11.2
3/29/2018 13:07:00 19.88 1200 1200 11.2
3/29/2018 13:08:00 19.88 1199 1200 10
3/29/2018 13:09:01 19.88 1199 1200 10 i
3/29/2018 13:10:01 19.63 1200 1200 9.3
3/29/2018 13:11:02 19.63 1199 1200 8.6
3/29/2018 13:12:02 19.63 1199 1200 8.6
3/29/2018 13:13:03 12.7 1200 68 8
3/29/2018 13:24:03 12.7 1200 68 8
MAX
r
i
i
Pump 2 and Pump 3
RDLS EFFLUENT
Date Time FLOW RDLS_P2_RPM RDLS_P3_RPM RDLS_WETWELL_LEVEL_GR
4/6/2018 10:11:34 4.31 0 0 17.7
4/6/2018 10:12:34 4.39 0 0 17.7
4/6/2018 10:13:35 4.38 0 0 17.7
4/6/2018 10:14:35 4.38 0 0 17.7
4/6/2018 10:15:36 4.34 0 0 17.9
4/6/2018 10:16:36 4.34 0 0 17.9
4/6/2018 10:17:36 23.09 1200 1126 17.2
4/6/2018 10:18:37 23.09 1200 1126 17.2
4/6/2018 10:19:37 21.4 1200 1148 17.2
4/6/2018 10:20:38 21.4 1200 1148 17.2
4/6/2018 10:21:38 21.18 1200 1159 17.1 f
4/6/2018 10:22:39 21.18 1200 1184 16.9
4/6/2018 10:23:39 21.18 1200 1184 16.9
4/6/2018 10:24:40 21.19 1200 1188 16.7
4/6/2018 10:25:40 21.19 1200 1188 16.7
4/6/2018 10:26:41 21.21 1200 1170 16.5
4/6/2018 10:27:41 21.21 1200 1170 16.5
4/6/2018 10:28:42 21.38 1200 1180 16.2
4/6/2018 10:29:42 21.13 1200 1189 15.9
4/6/2018 10:30:43 21.13 1200 1189 15.9
4/6/2018 10:31:43 21.02 1200 1186 15.1
4/6/2018 10:32:44 21.02 1200 1186 15.1
4/6/2018 10:33:44 20.7 1200 1191 14.1
4/6/2018 10:34:45 20.7 1200 1191 14.1
4/6/2018 10:35:45 20.52 1200 1195 12.8
4/6/2018 10:36:46 20.52 1200 1195 12.8
4/6/2018 10:37:46 17.27 1200 1081 11.7 j
4/6/2018 10:38:47 20.13 1200 1190 10.4
4/6/2018 10:39:47 20.13 1200 1190 10.4
4/6/2018 10:40:48 19.83 1200 1195 9.3
4/6/2018 10:41:48 19.83 1200 1195 9.3
4/6/2018 10:42:48 19.86 1200 1198 8.4
4/6/2018 10:43:49 19.86 1200 1198 8.4
4/6/2018 10:44:49 10.46 0 1200 7.9 j
4/6/2018 10:45:50 10.25 0 1200 7.7
MAX
i
ail
j
Pump 1 and Pump 3
RDLS EFFLUENT
Date Time FLOW(mgd) RDLS_PS_RPM RDLS_P3 RPM RDLS WETWELL_LEVEL_GR
3/29/2018 10:35:00 22.54 1200 1161 17.6
3/29/2018 10:36:00 23.19 1200 1176 17.5
3/29/2018 10:37:00 23.19 1200 1176 17.5
3/29/2018 10:38:01 23.68 1200 1179 17.5
3/29/2018 10:39:01 19.19 1200 1177 17.5
3/29/2018 10:40:02 19.19 1200 1177 17.5
3/29/2018 10:41:02 0 1200 1180 17.3
3/29/2018 10:42:03 0 1200 1180 17.3
3/29/2018 10:43:03 22.08 1200 1188 17.1
3/29/2018 10:44:04 22.08 1200 1188 17.1
3/29/2018 10:45:04 22.48 1200 1182 16.9
3/29/2018 10:46:05 22.48 1200 1182 16.9
3/29/2018 10:47:05 22.37 1200 1177 16.6
3/29/201B 10:48:06 22.46 1199 1174 16.3
3/29/2018 10:49:06 22.46 1199 1174 16.3
3/29/2018 10:50:07 21.84 1200 1173 15.9
3/29/2018 10:51:07 21.84 1200 1173 15.9
3/29/2018 10:52:08 21.96 1200 1179 15.2
3/29/2018 10:53:08 21.96 1200 1179 15.2
3/29/2018 10:54:09 22.15 1200 1177 14.1
3/29/2018 10:55:09 22.15 1200 1177 14.1
3/29/2018 10:56:10 21.8 1200 1182 12.8
3/29/2018 10:57:10 21.8 1200 1182 12.8
3/29/2018 10:58:11 17.39 1200 955 11.7
3/29/2018 10:59:11 22.63 1200 1173 10.6
3/29/2018 11:00:12 22.63 1200 1173 10.6
3/29/2018 11:01:12 22.9 1200 1184 9.6
3/29/2018 11:02:12 22.8 1200 1184 9.6
3/29/2018 11:03:13 21.17 1200 1166 9
3/29/2018 21:04:13 21.17 1200 1166 9
3/29/2018 11:05:14 0 1200 1180 8.1
3/29/2018 11:06:14 0 1200 1180 8.1
3/29/2018 11:07:15 0 0 13 8.1
3/29/2018 11:08:15 0 0 56 8.8
3/29/2018 11:09:16 0 0 56 8.8
3/29/2018 11:10:16 0 0 47 9.6
3/29/2018 11:11:17 0 0 47 9.6
3/29/2018 11:12:17 0 0 39 11
3/29/2018 11:13:18 0 0 34 12.5
3/29/2018 11:14:18 0 0 34 12.5
3/29/2018 11:15:19 0 0 32 14.1
3/29/2018 11:16:19 0 0 32 14.1
3/29/2018 11:17:20 0 0 31 15.7
3/29/2018 11:18:20 0 0 31 15.7
3/29/2018 11:19:21 0 0 28 16.4
3/29/2018 11:20:21 • 0 0 28 16.4
3/29/2018 11:21:22 0 0 28 16.7
3/29/2018 11:22:22 0 0 27 17
3/29/2018 11:23:23 0 0 27 17
3/29/2018 11:24:23 0 0 1178 17
3/29/2018 11:25:24 0 0 1178 17
3/29/2018 11:26:24 23.45 1200 1156 16.4
3/29/2018 11:27:24 23.45 1200 1156 16.4
3/29/2018 11:28:25 22.8 1200 1162 16
3/29/2018 11:29:25 22.8 1200 1162 16
3/29/2018 11:30:26 21.73 1200 1172 15.4
3/29/2018 11:31:26 21.73 1200 1172 15.4
3/29/2018 11:32:27 21.85 1200 1172 14.4
3/29/2018 11:33:27 21.77 1200 1172 13.1
3/29/2018 11:34:28 21.77 1200 1172 13.1
3/29/2018 11:35:28 21.45 1200 1188 11.9
3/29/2018 11:36:29 21.45 1200 1188 11.9
3/29/2018 11:37:29 16.87 1200 946 10.8
3/29/2018 11:38:30 16.87 1200 946 10.8
3/29/2018 11:39:30 22.86 1200 1185. 9.8
3/29/2018 11:40:31 20.81 1200 1179 9.1
3/29/2018 11:41:31 20.81 1200 1179 9.1
3/29/2018 11:42:32 19.36 1200 1183 8.4
3/29/2018 11:43:32 19.36 1200 1183 8.4
3/29/2018 11:44:33 21.75 1200 1184 7.5
3/29/2018 11:45:33 21.75 1200 1184 7.5
3/29/2018 11:46:34 3.97 0 25 7.7
3/29/2018 11:47:34 3.97 0 25 7.7
MAX
October 31,2017 April 6,2018 March 29,2018
SCADA Flow Reading Every 3.5 Mins SCADA Flow Reading Every 1 Min SCADA Flow Reading Every 1 Min
9 Readings>22.21 MGD 2 Readings>22.21 MGD 20 Readings>22.21 MGD
Assuming 3.5 Min= 0.53 hours Assuming 1 Min= 0.03 hours Assuming 1Min= 0.33 hours
Date Time MGD Date ITime jMGD Date Time MGD
3/31/2017 7:26:02 23.26 4/6/2018 10:17:36 23.09 3/29/2018 10:35:00 22.54
3/31/2017 7:29:49 23.03 4/6/2018 10:18:37 23.09 3/29/2018 10:36:00 23.19
3/31/2017 13:02:27 22.67 3/29/2018 10:37:00 23.19
3/31/2017 13:06:14 22.67 Count 2 3/29/2018 10:38:01 23.68
3/31/2017 17:30:50 23.06 Hours 0.03 3/29/2018 10:45:04 22.48
3/31/2017 19:31:48 23.41 3/29/2018 10:46:05 22.48
3/31/2017 20:36:03 24.17 3/29/2018 10: 77:05 22.37
3/31/2017 21:32:45 22.37 August 1,2018 to August 4,2018 3/29/2018 10:48:061 22.46
3/31/2017 22:40:48 23.62 SCADA Flow Reading Every Hour Min 3/29/2018 10:49:061 22.46
12 Readings>22.21 MGD 3/29/2018 10:59:111 22.63
Count 9 Assuming 60 Min= 12 hours 3/29/2018 11:00:121 22.63
Hours 0.525 3/29/2018 11:01:12 22.8
3/29/2018 11:02:12 22.8
8/1/2018 9:04:19 22.66 3/29/2018 11:26:24 23.45
8/2/2018 20:21:07 22.22 3/29/2018 11:27:24 23.45
8/2/2018 21:21:36 23.32 3/29/2018 11:28:25 22.8
April 7,2017(Half Day) 8/2/2018 22:22:04 24.02 3/29/2018 11:29:25 22.8
SCADA Flow Reading Every 3.5 Mins 8/2/2018 23:22:33 24.4 3/29/2018 11:39:30 22.86
6 Readings>22.21 MGD 8/3/2018 0:23:02 24.64 3/29/2018 12:29:54 22.21
Assuming 3.5 Min= 0.35 hours 8/3/2018 1:23:31 24.09 3/29/2018 12:30:55 22.21
8/3/2018 2:24:001 23.96
Date Time jMGD 8/3/2018 3:24:28 23.97 Count 20
4/4/2017 10:35:02 22.9 8/3/2018 4:24:57 22.98 Hours 0.33
4/4/2017 10:42:36 22.49 8/3/2018 5725:21, 22.26
4/4/2017 11:43:04 22.32 8/4/2018 22:45:07 22.84
4/4/2017 11:46:51 22.32
4/4/2017 11:50:38 22.32 Count 12
4/4/2017 11:54:25 22.32 Hours 12.00
Count 6
Hours 0.35
October 23, 2017 to December 11, 2017
SCADA Flow Reading Every 1 Mins
116 Readings>22.21 MGD
Assuming 1 Min = 1.93 hours
Date Time MGD Date Time MGD Date Time MGD
10/23/2017 22:03:23 22.51 10/23/2017 22:57:48 22.64 10/23/2017 23:37:07 22.43
10/23/2017 22:04:23 22.51 10/23/2017 22:58:49 22.66 10/23/2017 23:38:08 22.32
10/23/2017 22:05:24 22.51 10/23/2017 22:59:49 22.76 10/23/2017 23:39:08 22.32
10/23/2017 22:06:24 22.51 10/23/2017 23:00:50 22.76 10/23/2017 23:41:09 22.24
10/23/2017 22:07:24 22.56 10/23/2017 23:01:50 22.4 10/23/2017 23:41:16 22.24
10/23/2017 22:08:251 22.56 10/23/2017 23:02:51 22.4 10/23/2017 23:42:10 22.24
10/23/2017 22:09:251 22.53 10/23/2017 23:03:511 22.56 10/23/2017 23:43:10 22.26
10/23/2017 22:10:261 22.67 10/23/2017 23:04:52 22.56 10/23/2017 23:44:11 22.26
10/23/2017 22:10:331 22.67 10/23/2017 23:05:52 22.46 10/23/2017 23:45:11 22.3
10/23/2017 22:11:261 22.67 10/23/2017 23:06:53 22.46 10/23/2017 23:46:12 22.3
10/23/2017 22:12:271 22.55 10/23/2017 23:07:53 22.76 10/23/2017 23:47:12 22.51
10/23/2017 22:13:271 22.55 10/23/2017 23:08:54 22.59 10/23/2017 23:48:12 22.3
10/23/2017 22:14:281 22.29 10/23/2017 23:09:54 22.59 10/23/2017 23:49:13 22.3
10/23/2017 22:15:281 22.29 10/23/2017 23:10:551 22.81 10/23/2017 23:54:15 22.42
10/23/2017 22:16:291 22.44 10/23/2017 23:11:021 22.81 10/24/2017 0:15:25 22.27
10/23/2017 22:19:301 22.22 10/23/2017 23:11:551 22.81 10/24/2017 0:16:26 22.27
10/23/2017 22:20:311 22.22 10/23/2017 23:12:561 22.78 10/24/2017 0:17:26 22.32
10/23/2017 22:21:311 22.27 10/23/2017 23:13:561 22.32 10/24/2017 0:18:27 22.32
10/23/2017 22:22:321 22.27 10/23/2017 23:14:571 22.32 10/24/2017 0:19:27 22.29
10/23/2017 22:23:321 22.57 10/23/2017 23:15:57 22.51 10/24/2017 0:20:28 22.29
10/23/2017 22:24:331 22.57 10/23/2017 23:16:58 22.51 10/24/2017 0:21:28 22.31
10/23/2017 22:25:331 22.47 10/23/2017 23:19:59 22.32 10/24/2017 0:26:31 22.34
10/23/2017 22:25:401 22.47 10/23/2017 23:21:00 22.32 10/24/2017 0:26:38 22.34
10/23/2017 22:26:341 22.21 10/23/2017 23:22:00 22.54 10/24/2017 0:27:31 22.34
10/23/2017 22:27:341 22.21 10/23/2017 23:23:00 22.54 10/24/2017 0:50:42 22.25
10/23/2017 22:28:351 22.34 10/23/2017 23:24:011 22.69 10/24/2017 0:51:43 22.25
10/23/2017 22:29:351 22.34 10/23/2017 23:25:011 22.69 10/24/2017 0:52:43 22.84
10/23/2017 22:30:361 22.32 10/23/2017 23:26:021 22.87 10/24/2017 0:53:44 22.84
10/23/2017 22:31:361 22.32 10/23/2017 23:26:09 22.87 10/24/2017 0:54:44 22.83
10/23/2017 22:32:36 22.48 10/23/2017 23:27:02 22.49 10/24/2017 0:55:45 22.82
10/23/2017 22:49:45 22.62 10/23/2017 23:28:03 22.49 10/24/2017 0:56:45 22.82
10/23/2017 22:50:45 22.62 10/23/2017 23:29:03 22.36 10/24/2017 0:56:52 22.82
10/23/2017 22:51:46 22.77 10/23/2017 23:30:04 22.36 10/24/2017 0:59:47 22.36
10/23/2017 22:52:46 22.84 10/23/2017 23:31:04 22.69 10/24/2017 1:00:47 22.36
10/23/2017 22:53:47 22.84 10/23/2017 23:32:051 22.67 10/24/2017 1:41:06 22.31
10/23/2017 22:54:471 22.82 10/23/201.7 23:33:051 22.67 10/24/2017 1:42:07 22.31
10/23/2017 22:55:481 22.82 10/23/2017 23:34:06 22.43 10/24/2017 1:42:14 22.31
10/23/2017 22:55:551 22.82 10/23/2017 23:35:061 22.43 11/1/2017 6:18:00 23.59
10/23/2017 22:56:481 22.64 10/23/2017 23:36:07 22.43 Count 116
Hours 1.93