WQ0013015_Final Permit_19970110

State of North Carolina
Department of Environment,
Health and Natural Resources
Division of Water Quality
James B. Hunt, Jr., Governor
Jonathan B. Howes, Secretary
A. Preston Howard, Jr., P.E., Director
January 10, 1997
Mr. Frank Williams, Secretary
Eastern Fuels, Inc.
P.O. Box 1386
Ahoskie, NC 27910
Subject: Permit No. WQ0013015
Eastern Fuels, Inc.
Mills Grocery
Groundwater Remediation Facilities
Martin County
Dear Mr. Williams:
In accordance with your application received October 11, 1996, we are forwarding herewith Permit
No. WQ0013015, dated January 10, 1997, to Eastern Fuels, Inc. for the construction and operation of the
subject groundwater remediation facility.
This permit shall be effective from the date of issuance until December 31, 2001 and shall be
subject to the conditions and limitations as specified therein. Please pay particular attention to the
monitoring requirements in this permit. Failure to establish an adequate system for collecting and
maintaining the required operational information will result in future compliance problems.
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 thirty (30) days following receipt of
this permit. 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, P.O. Drawer
27447, Raleigh, NC 27611-7447. Unless such demands are made this permit shall be final and binding.
One set of approved plans and specifications is being forwarded to you. If you have any questions
concerning the Groundwater Conditions or groundwater monitoring requirements, please contact Mr.
David Goodrich in the Groundwater Section at 919-715-6162. If you need any additional information
concerning this matter, please contact Mil`. -Randy Kepler at [phone] extension 544.
Sincerely,
J
. Preston oward, Jr., P. .
cc: Martin County Health Department
Triangle Environmental, Inc.
Washington Regional Office, Water Quality Section
Washington Regional Office, Groundwater Section
Bob Cheek, Groundwater Section, Central Office
Training and Certification Unit
Facilities Assessment Unit
P.O. Box 29535, Raleigh, North Carolina 27626-0535 Telephone [phone] FAX [phone]
An Equal Opportunity Affirmative Action Employer 50% recycled/ 10% post -consumer paper

NORTH CAROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENT, HEALTH AND NATURAL RESOURCES
1:71.a 211" *.I
GROUNDWATER REMEDIATION 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
Eastern Fuels, Inc.
Martin County
FOR THE
construction and operation of a 720 GPD groundwater remediation facility consisting of 4, six inch
diameter recovery wells, an oil/water separator, a 55 gallon free product tank, a 10 gpm diffused air
stripper, prefiltration, parallel carbon filter systems in series (total of four canisters), and a 1,440 square
foot infiltration gallery to serve Eastern Fuels, Inc., Mills Grocery Site with no discharge of wastes to the
surface waters, pursuant to the application received October 11, 1996, and in conformity with the project
plan, specifications, and other supporting data subsequently filed and approved by the Department of
Environment, Health and Natural Resources and considered a part of this permit.
This permit shall be effective from the date of issuance until December 31, 2001 and shall be
subject to the following specified conditions and limitations:
I. PERFORMANCE STANDARDS
1. Upon completion of construction and prior to operation of this permitted facility, a
certification must be received from a professional engineer certifying that the permitted
facility has been installed in accordance with this permit, the approved plans and
specifications, and other supporting materials. Mail the Certification to the Water Quality
Permits and Engineering Unit, P.O. Box 29535, Raleigh, NC 27626-0535.
2. The Washington Regional Office, telephone number 919-946-6481, shall be notified at
least forty-eight (48) hours in advance of operation of the installed facilities so that an in -
place inspection can be made. Such notification to the regional supervisor shall be made
during the normal office hours from 8:00 a.m. until 5:00 p.m. on Monday through Friday,
excluding State Holidays.
3. This permit shall become voidable if the soils fail to adequately assimilate the wastes and
may be rescinded unless the facilities are installed, maintained, and operated in a manner
which will protect the assigned water quality standards of the surface waters and ground
waters.

4. In the event that the facilities fail to perform satisfactorily, including the creation of
nuisance conditions, the Pem ttee shall take immediate corrective action, including those
actions that may be required by this Division, such as the construction of additional or
replacement treatment or disposal facilities.
5. The issuance of this permit shall not relieve the Permittee of the responsibility for damages
to surface or groundwaters resulting from the operation of this facility.
6. Any residuals generated from these treatment facilities must be disposed in accordance with
General Statute 143-215.1 and in a manner approved by the North Carolina Division of
Water Quality.
7. Diversion or bypassing of the untreated groundwater from the treatment facilities is
prohibited.
11. OPERATION AND MAINTENANCE REQUIREMENTS
I . The facilities shall be properly maintained and operated at all times.
2. Upon classification of the facility by the Certification Commission, the Permittee shall
employ a certified wastewater treatment plant operator to be in responsible charge (ORC) of
the wastewater treatment facilities. The operator must hold a certificate of the type and
grade at least equivalent to or greater than the classification assigned to the wastewater
treatment facilities by the Certification Commission. The Permittee must also employ a
certified back-up operator of the appropriate type and grade to comply with the conditions
of Title 15A, Chapter 8A, .0202. The ORC of the facility must visit each Class I facility at
least weekly and each Class 11, III, and IV facility at least daily, excluding weekends and
holidays, and must properly manage and document daily operation and maintenance of the
facility and must comply with all other conditions of Title 15A, Chapter 8A, .0202. Once
the facility is classified, the Permittee must submit a letter to the Certification Commission
which designates the operator in responsible charge within thirty days after the wastewater
treatment facilities are 50% complete.
3. The facilities shall be effectively maintained and operated as a non -discharge system to
prevent the discharge of any wastewater resulting from the operation of this facility.
111. MONITQRING AND REPORTING„ REQUIREMENTS
Any monitoring deemed necessary by the Division of Water Quality to insure surface and
ground water protection will be established and an acceptable sampling reporting schedule
shall be followed.
2. Noncompliance Notification:
The Permittee shall report by telephone to the Washington Regional Office, telephone
number 919-946-6481, as soon as possible, but in no case more than 24 hours or on the
next working day following the occurrence or first knowledge of the occurrence of any of
the following:
a. Any occurrence at the groundwater remediation facility which results in the treatment of
significant amounts of contaminated groundwaters which are abnormal in quantity or
characteristic, such as the dumping of the contents of a basin or tank, the known
passage of a slug of hazardous substance through the facility, or any other unusual
circumstances;
Continued next page ...
2

b. Any process unit failure, due to known or unknown reasons, that renders the
groundwater treatment and disposal system incapable of adequate treatment and
disposal, such as mechanical or electrical failures of pumps, aerators, compressors,
etc.;
c. Any failure of a pumping station, sewer line, or treatment facility resulting in a by-pass
directly to receiving waters without treatment of all or any portion of the influent to
such station or facility; or
d . Any time that self -monitoring information indicates that the groundwater treatment and
disposal system is not in compliance with: any specified permit limitations.
Persons reporting such occurrences by telephone shall also file a written report in letter
form within five (5) 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.
IV. GROUNDWATER REQUIREMENTS
All applicable buffers associated with the system's location relative to private water wells,
property lines, and existing septic systems shall be met in accordance with 15A NCAC 214
.0200 and .0400.
2. Monitor wells MW-6, MW-8, MW-10, MW-11, and MW-12 shall be sampled immediately
prior to system start-up and thereafter every March, June, September, And December for
the following parameters:
Water Level EPA Method 602
Xylenes MTBE
pH Lead
The measurement of water levels must be made prior to sampling for the remaining
parameters. The depth to water in each well shall be measured from the surveyed point on
the top of the casing.
The measuring points (top of well casing) of all monitoring wells shall be surveyed to
provide the relative elevation of the measuring point for each monitoring well.
3. The influent and effluent from the treatment system shall be sampled once every two weeks
for the first three months and monthly thereafter for analysis by EPA Method 602, pH,
Lead, Xylenes, and MTBE.
4. The results of the sampling and analysis must be received on Form GW-59 (Groundwater
Quality Monitoring: Compliance Report Form) by the Groundwater Section, Permits and
Compliance Unit, P.O. Box 29578 Raleigh, N.C. 27626-0578 on or before the last
working day of the month following the sampling month. In addition one copy of the
results of the sampling and analysis must be sent to the Washington Regional Office, 1424
Carolina Avenue, Washington, N.C. 27889, on or before the last working day of the
month following the sampling month.
5. Any additional groundwater quality monitoring, as deemed necessary by the Division, shall
be provided.

6. The COMPLIANCE BOUNDARY for the disposal system is specified by regulations in
15A NCAC 2L, Groundwater Classifications and Standards. The Compliance Boundary is
for the disposal system constructed after December 31, 1983 is established at either (1) 250
feet from the waste disposal area, or (2) 50 feet within the property boundary, whichever is
closest to the waste disposal area. An exceedance of Groundwater Quality Standards at or
beyond the Compliance Boundary is subject to immediate remediation action in addition to
the penalty provisions applicable under General Statute 143-215.6A(a)(1).
In accordance with 15A NCAC 2L, a REVIEW BOUNDARY is established around the
disposal systems midway between the Compliance Boundary and the perimeter of the
waste disposal area. Any exceedance of standards at the Review Boundary shall require
remediation action on the part of the permittee.
7. Within sixty (60) days of permit issuance, the permittee shall submit two original copies of
a scaled topographic map (scale no greater than 1":100') signed and sealed by a
professional engineer or a state licensed land surveyor that indicates all of the following
information:
a. the location and identity of each monitoring well,
b . the location of the waste disposal system,
c . the location of all property boundaries,
d . the latitude and longitude of the established horizontal control monument,
e. the relative elevation of the top of the well casing (which shall be known as the
"measuring point"), and
f. the depth of water below the measuring point at the time the measuring point is
established.
The survey shall be conducted using approved practices outlined in North Carolina General
Statutes Chapter 89C and the North Carolina Administrative Code Title 21, Chapter 56.
The surveyor shall establish a horizontal control monument on the property of the waste
disposal system and determine the latitude and longitude of this horizontal control
monument to a horizontal positional accuracy of +/- 10 feet. All other features listed in a.
through e. above shall be surveyed relative to this horizontal control monument. The
positional accuracy of features listed in a. through e. above shall have a ratio of precision
not to exceed an error of closure of 1 foot per 10,000 feet of perimeter of the survey. Any
features located by the radial method will be located from a minimum of two points.
Horizontal control monument shall be installed in such a manner and made of such
materials that the monument will not be destroyed due to activities that may take place on
the property. The map shall also be surveyed using the North American Datum of 1983
coordinate system and shall indicate the datum on the map. All bearings or azimuths shall
be based on either the true or NAD 83 grid meridian. If a Global Positioning System
(GPS) is used to determine the latitude and longitude of the horizontal control monument, a
GPS receiver that has the capability to perform differential GPS shall be used and all data
collected by the GPS receiver will be differentially corrected.
The maps and any supporting documentation shall be sent to the Groundwater Section,
N.C. Division of Water Quality P.O. Box 29578 Raleigh, N.C. 27626-0578.
8. All components of the groundwater recovery, treatment, and disposal system shall be
properly weather -proofed to prevent freezing and failure of the system.
9. The groundwater recovery, treatment and disposal system shall be inspected weekly. If it
is determined that the system is malfunctioning, all repairs should be made as soon as
possible and reported to the Washington Regional Office within 48 hours-
4

10. The groundwater treatment system shall consistently achieve at least a 95% treatment
efficiency (i.e. remove 95% of the influent contaminants) prior to discharge to the injection
wells. If the treatment system fails to consistently achieve this standard, additional
treatment units or changes in operational methods, may be required.
11. Isoconcentration (lines connecting points of equal concentration) maps in both the vertical
and horizontal directions shall be developed using the December groundwater monitoring;
data for Benzene (EPA Method 602). A water level contour map must also be developed
on a annual basis. These maps shall be submitted along with all other monitoring data for
that period to the Groundwater Section, Division of Water Quality, P.O. Box 29578,
Raleigh, NC 29626-0578.
12. The permittee shall retain copies of records of all monitoring information, including all
calibration and maintenance records, all original strip chart recordings for continuous
monitoring instrumentation and copies of all reports required by this permit, for a period of
at least 3 years from the date of the sample, measurement, report or application. Records
of this monitoring information shall include, but not be limited to, the following:
a. the date, exact place, and time of sampling or measurements,
b . the individual who performed the sampling or measurements,
c . the date the analyses were performed,
d. the analytical techniques or methods used, and
e. the results of any such sampling, measurements, and analyses.
13. The permittee shall report any monitoring or other information which indicates that any
contaminant may cause an endangerment to an underground source of drinking water and
any noncompliance with a permit condition of malfunction of the injection system which
may cause fluid migration outside the injection zone or area. The information shall be
provided to the Washington Regional Office orally within 8 hours of the occurrence and as
a written submission within five days of the occurrence. The written submission shall
contain a description of the noncompliance and its cause, the period of noncompliance,
including exact dates and times, and if the noncompliance has not been corrected, the
anticipated time it is expected to continue, and any steps taken or planned to reduce,
eliminate and prevent reoccurrence of the noncompliance.
V . INSPECTIONS
1. Adequate inspection, maintenance and cleaning shall be provided by the Permittee to insure
proper operation of the subject facilities.
2. The Permittee or his designee shall inspect the groundwater recovery and treatment
facilities to prevent malfunctions and deterioration, operator errors and discharges which
may cause or lead to the release of wastes to the environment, a threat to human health, or a
nuisance. The Permittee shall maintain an inspection log or summary including at least the
date and time of inspection, observations made, and any maintenance, repairs, or corrective
actions taken by the Permittee. This log of inspections shall be maintained by the Permittee
for a period of three years from the date of the inspection and shall be made available to the
Division of Water Quality or other permitting authority, upon request.
3. Any duly authorized officer, employee, or representative of the Division of Water Quality
may, upon presentation of credentials, enter and inspect any property, premises or place on
or related to the disposal site or facility at any reasonable time for the purpose of
determining compliance with this permit, may inspect or copy any records that must be
maintained under the terms and conditions of this permit, and may obtain samples of
groundwater, surface water, or Ieachate.

VI. GENERAL CONDITIONS
1. Issuance of this permit does not constitute approval for reimbursement from the Leaking
Petroleum Underground Storage Tank Cleanup Funds (15A NCAC 2P).
2. This permit shall become voidable unless the facilities are constructed in accordance with
the conditions of this permit, the approved plans and specifications, and other supporting
data.
3. This permit is effective only with respect to the nature and volume of wastes described in
the application and other supporting data.
4. This permit is not transferable. In the event there is a desire for the facilities to change
ownership, or there is a name change of the Permittee, a formal permit request must be
submitted to the Division of Water Quality accompanied by an application fee,
documentation from the parties involved, and other supporting materials as may be
appropriate. The approval of this request will be considered on its merits and may or may
not be approved.
5. A set of approved plans and specifications for the subject project must be retained by the
Permittee for the life of this project.
6. Failure to abide by the conditions and limitations contained in this permit may subject the
Permittee to an enforcement action by the Division of Water Quality in accordance with
North Carolina General Statute 143-215.6(a) to 143-215.6(c).
7. The annual administering and compliance fee must be paid by the Permittee within thirty
(30) days after being billed by the Division. Failure to pay the fee accordingly may cause
the Division to initiate action to revoke this permit as specified by 15A NCAC 2H .0205
(c)(4).
8. The issuance of this permit does not preclude the Permittee from complying with any and
all statutes, rules, regulations, or ordinances which may be imposed by other government
agencies (local, state, and federal) which have jurisdiction.
9. The Perznittee, at least six (6) months prior to the expiration of this permit, shall request its
extension. Upon receipt of the request, the Commission will review the adequacy of the
facilities described therein, and if warranted, will extend the permit for such period of time
and under such conditions and limitations as it may deem appropriate.
Permit issued this the Tenth day of January, 1997
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
Preston o,�vard, Jr., P.E., Dir ctor
'Division of Water Quality
By Authority of the Environmental Management Commission
Permit Number WQ0013015
BI

Permit No. WQ001301 S
January 10, 1997
ENGINEER'S CERTIFICATI2N
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
project, ,
Project Name
Location
for the
Permittee hereby state that, to the best of my abilities, due care and diligence was used in the observation
of the construction such that the construction was observed to be built within substantial compliance and
intent of this permit, the approved plans and specifications, and other supporting materials.
Signature
Date
Registration No.

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FROM USGS 7.5 MINUTE SERIES TOPOGRAPHIC
HA &TON. NORTH CMOUNA QUADRANGLE 1981
SCALE
p f ooc.� zoos �vo���t
FIGURE 1
VICINITY MAP EASTERN FUELS - MILLS GROCERY
MILLS GROCERY 720 GPD GROUNDWATER REMEDIATION SYSTEM
WILLIAMSTON, NOR lH CAROLIN MARTIN COUNTY
WQ0013015/GW96206
1 "-20po' PRa.EET,32CT NO.: F. =.:RE NO-, SITE LOCATION MAP

—i
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•
! MILLS
GROCERY. ! �• f
J
!
wacnfl
1 CLEARED
!
1
1
v� LCC TON
— FR, OPERTY LINE
so, te
wrooam
1 SCALE
! 0 250 50off
I
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}
}
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i
EFFLUENT DISCHARGE RO( FIGURE 2
MILLS GROCERY EASTERN FUELS — MILLS GROCERY
NC ROUTE 25 720 GPD GROUNDWATER REMEDIATION SYSTEM
WILL!AMSTON, NORTH CAROLIN, MARTIN COUNTY
SCALE PROJECT NO_ FIGURE NO.: WQ003 301 5 GW96206
1"=400' E032461 1 10 SITE VICINITY MAP

M M I= m m No � Im oft mm mm mm, mm ..rr. rwu � .... . ..emu
1
,
4
INFILTRATION UNIT
I
(NO BUFFER SHOWN)
DOMESTIC WELL (DW-1)
BMW-10
I
Mw-11
4
I
GROUNDWATER TREATMENT SYS'
i MW-7 w1
EDWARDS
MILLS
RESIDENCE
FORMER 11,000 GALLON MW—
MILLS
GROCERY
RESIDENCE
GASOLINC UST's
li
— RW2
MW"-5 RW3
MW-31
1
,
MY�-8 I L
$ I � DW
OP
MW-13
0 E MW 2
�
MW 4W-15
DW
13114
MW-6A
15' TO ABANDONED UST's
I I
�MW-6
N:C. ROUTE 125
BASE MAP GENERATED FROM SITE
PLAN PRONGED BY COASTAL--���—
ENMRONMENTAL SERYIGES DATED
JUNE 13, 1995.
PROPOSED REMEDIAL SYSTEM LAYOUT El
MILLS GROCERY
NC ROUTE 125
WILLIAMSTON, NORTH CAROLINA ENGINE
j?�rs�h.:rt I
�y
1
l�
:M e
D MESTIC WELL (DW— 2)
I
C6 l
0MW-12
40 F+. a 20 40tf#
f-
FIGURE 3
EASTERN FUELS - MTLLS GROCERY
720 GPD GROUNDWATER REMEDIATION SYSTEM
MARTIN COUNTY
WQ0013015 QW96206
SITE DETAIL MAP

RATING SCALE FOR CLASSIFICATION OF WATER POLLUTION CONTROL SYSTEMS
Name of Facility: n-z,,c -t5 `12D
Owner or Contact Person: FRA1V1C U-.U--, yA SAC
Nailing Address: o tJS6 NL 2 1O
County: CAP47-2 Telephone: %9 `33Z �So2!
Present Classification: New Facility��Existing Facility
NPDES Per. No. NC00 Nondisc. Per. No.V Health Dept, Per. No
Rated by: :S=10,AD1 _KC_ :-�i _ Telephone:%7,J�44_ Date: t-7-32
Reviewed by: Health Dept. Telephone:
Regional Office Telephone:
ORC:
Check Classification's):
Wastewater Classification
Central Office Telephone:
_Telephone:
LandApplication-�'-;
Total Points: Lrj EntiAmc
- ---- w/ lriF �TsaArro�
I° -R NT PRC>,:ESSES AND RELATE D COVT IPMENIT WHICH ARE AN INTEGRAL PART OF IN USTRIP- PRODtr-TK)N l iA
T I G cp F E
U,y OF S� = TAr X '"] E,RAYtTYIh_'TRlF] 2T1CN LINES ARE EXEMPT FaW CIASS19CATIQN
Grade:
Subsurface Spray Irrigation
(Circle One) 1 II III IV
5UBSURFACE CLASSIFI. ATION
(check al€ units that apply)
1, septic tanks
2. pump tanks
siphon or pump dosing systems
4, sand filters
5 grease lraplinterceplor
6 oiUwater separators
7, subsurlace treatment and disposal
e ravlly
pressure
SPRAY IRRIGATFCN CLFSSIFiCATlON
(check all units that apply)
1.
preliminary treatment {definition no. 32 }
2.
lagoons
3.
septic tanks
4.
pump tanks
5.
pumps
6,
sand filters
7.
grease trapinlerceplor
8.
oil/water separators
9.
disinfection
10,
chemical addition for
nutrientlalgae control
-ii)F--_spray
irrigation of wastewater
PretreElmert of wastewater in excess of these components shall be rated using the point rating
syslEm end will require an operator with an appropriate duel certification.
LAND APPLICATION,`RESIDUALS CLASSIFICATION {Applies only to permit holder}
1. _ Land application of biosolids, residuals or contaminated soils on a designated site.
V,'ASTEWATEP, TPEA7h4EN7 FACILITY CLASSIFICATION
The following systems shal€ be assigned a Class I classification, Unless the fiow is of a significant quantify or the technology is
unusually cerrp!ex, to require consideration by the Commission on a case -by -case basis: (Check it Apprcpriale)
1 Oiliwa!er Separalor Syslems consisting only of physical separation, pumps and disposal;
2. Seplic TanWSand Filter Syslems consisling only of septic tanks, dosing apparatus, pumps,sand fillers, disinfection
and direct discharge',
La000n Systems consisting only of preliminary treatment, iagoom, pumps, disinfection, necessary chemical
Ireatment for algae or nuirienl control, and direct discharge;
4, Closed -loop Flecy6e Systems;
5. " Groundwater Pemed(ialion Systems consisting only of pumps, air -stripping, carbon adsorption, disinleclion and
disposal — 5,\V.j
6. Fish farms wish discharge to surface waters;
7 Waier Plan; sludge handling and bad -wash water treatment;
6 SSalc.-d processing consisling of screening and disposal.
S Si.^.g!e-lamly dischargioc systems with the exception of Aerobic Treatment Units, witl be classified it permitted after
J l} 1993 or i! upon inspection by the Division it is fcond that the syslern is rcl being adequa!ely operated or
rna:-!E'^ed Such sys!ers will be notllied cl the c!assilica!ion or reclasslficalion by the Commission, in writing.

The following scale is used for rating wastewater treatment facilities: (circle appropriate
points)
ITEM POWs
(1 } Industrial Prelrealmerrl Wills or Industrial Pretreatment Program (see delinitlon No, 33).................... ............... ................ 4
(2) DE: iGN FLOW OF PLANT IN gpd (not applicable tO non-conlaminaled cooling waters, sludge handling
laOiities for water purification plants, totally closed cycle systems(see definition No. 11). and lacilities
consisting only of hem (4)(d) or Items (4)(d) and (I1)(d))
0 - 20,000......................................................................................................................_,..............1
20.001 - 50.000.................................................................2
50.001 100,000......... _....._..................._.......................3
10D.001 250,000........................................................ A
250,001 - 500.000................................................... ............................................. „............... ........ 5
500.001 1.000.000................................................ ......_........................................................_................a
1.000,001 - 2,000,000.........................................................................._...................._............10
2,000,001 (and up) rate 1 point additional for each 200.000 gpd capacity up to a
maximum al_......................................................................30
Design Flow (gpd)
(3) PRELIMINARY uNrTsipROCESSES (see definition No.32)
(a) Bar Screens.....................................................................................„.......................................................I
or
(b) Mechanical Scraerss, Sialic Screens or Comminuting Devices ................................. ............ ..... ... .... ... ........
(c) GraRemwal.............................. ............................... ..................... .......................... ............................ ".."I
{d)
Mechanical or Aealed Grit Removal ........................................... ........... „....................................................
(a)
Flow WasuringDevice................................................................................................................................I
or
(f)
Instrumented Flow Measurement.................................................... ........................................I.................2
( g)
Pre aerallon.........................................................................................................--....................................2
(h)
Influent Flow Equalization..........................................................................................................................2
(1)
Grease or Oil Separators - Gravity .................................. .........._.........................„........................................2
Mechanical............................................................................................................3
Dissolved Air Flotation........................................................... .....................................................................8
.
(1)
Prechlorination...................................................................... ...................................................................5
.
(4) PRIMARY TREATMENT LTIrTSrPP=ESSES
(a)
Septic Tank (see definition NO. 43).............................................................................................. 2
(b)
Imhoff Tank ................... ...........................................................................5
(c)
Primary Clarifiers ...... ............................................................................................................... ...................... 5
(d)
Settling Ponds or Settling Tanks Jar Inorganic Nontoxic Materials (sludge handling facilities for
water purification plants, sand, gftvel, stone, and other mining operations except recreational
activilies such as gam or gold mining)........................................................................................................2
{5} SECONDARYTREAT).lEtgiuhTTSMFiOCESSES
(a)
Carbonaceous Stage
(f) Aeration -High Purity Oxygen System.............................................................................20
Diffused Air System...... .............. ......................... ..................... I ............ 10
Mechanical Air System (fixed, Iloating or rotor) ......................... „................„............._....8
Separate Sludge Reaeration........................................................................................_..3
(if) Trickling Filter
HighRate.......................................................................................................................7
Standard Rats...............................................................................................................5
PackedTower........................................................................................................_5
(iii) Biological Aerated Filter orAeralad
Biological Fifter.............................................................................................................ID
(ivy Aerated Lagoons .............................. ....................... .............. ...................................... 10
(v) Rotating Biologics! Contactors ......................................................................................11)
(vl) Sand Fillers -Intermiltenl biological..................................................................................2
Recirculating biological....................................................................................................3
(vff) Stabilization Lagoons.....................................................................................................5
.
(viii) Clarffer...................,....................... ................................................................................5
(ix) single slags system for combined carbonaceous removal of BOG and nitrogenous
removal by rlitrilication (see definition No. 12)(Points for this item have to be in
addition to items (5)(a)(i) through (5)(a)(viii),
utilizing the extended aeration process (sae definition No.3a)...........................................2
utilizing other than the extended aeration process ................... ...... .............................. ....8
(x) Nutrient additions to enhance BOD removal......................................................................5
(xI) Biological Cullvre (-Super Bugs')addition......................................................................... 5
(b)
Nitrogenous Stage
(i) Aeration - Nigh Purity Oxygen System ............ _.......................................................... .....20
DiitusedAir System.......................................................................................................10
Mechanical Air System (fixed, floating or rotor) .................... ........... .................. I."..".'..' .... 8
SeparateSludge Reaeration............................................................................................3
(ii) UcIding Filter -High Rate ............................ ...................... ............... -................................. 7
_
Standard Rate................................................................................................................5
PackedTower................................................................................................................5
liii) Biological Aerated Filter or Aerated Biological Filter .............................................„ ...„....t0
(iv) Rotating Biologlcaf Conlactors ................ ............ ......... ........... ............. .... I .................... 10
{v) Sand Filler • iniormiflent biological...................................................................................2
Recirculatingbiological .................. ................ .................. ................................. I—' .......... 3
(vi) Ctariter...................... .................................................... ............................. .................
(6) TERT: RYORADvA,':CEOTREATMENiLNrTs1PR0CESSES
(a)
Aclivaied Carbon Beds -
without carbon regeneration...................................................................................................5
with Carbon regeneration.......................................................................................................15
(b)
Powdered or Granular Aciraaled Carbon Feed -
without carbon regansration.................................................................................................5
with carbon regenoralion.............................................................. .................................. . -As
(c)
All s:rrtaing.�......................................................................:.....................................................5
(d)
Provos*,.........,............................................................................................ ........ ........... 10

(6)
Electrodialysls................................... ......................... ..................................... .......................... ... ...........
(f)
Foam Separation.................................................................................................................................5
(g)
Ion Exchange... ... .............................. ...... .......................................5
(h)
Land Application or Treated Effluent (see definition No. 22b) (not applicable for sand,
gravel, stone and other similar mining operations) by high rate iralittrat€on......................................................4
{i]
Mitroscreens..............................................................................................................................................6
(j)
Phosphorous Removal by Biological Processes (See definrion No. 26)........................................................20
(k)
Polishing Ponds - without aerati0n............................................................................................................2
wishaerallm............ ........................................................ ..........................S
(I)
Post Aeration - cabcade... ........................................................ i................................................................
diffusedor mechanical............................................................................•............2
(m)
Reverse Osmosis ..... ... ............................................... ............ ...................... ......... .... .... ..»........ ....... ........... 5
(n)
Sand or Mixed -Media Filters • low rate ............... ...................... .... ........................................ .............. ......2
Nghrate.................................................................. ..5
{ o ]
Trealmenr procasses Ior removal of metal or cyariide...................................................................................1 5
{p)
treatment processes lot removal of toxic materials other than metal or cyanide.......................................15
(7)
SLLIDG E T RFATMENT
(a)
Sludge Digestion Tanis - Healed ............... ................................................... .................. «......................... 10
Aerobic 5 -
Unhealed 3
(b)
Sludge Stabilization (cham{ca€ or thermal)....................................................................................................5
(c)
Sludge Drying Bads - Gravity .............................................................. .................... ........2
.... ........................
Vacuum Asslsled........................................................................................................»......................._._.. 5
(d)
Sludge Elutriation......................................................................................................................................5
(e)
Sludge Conditioner (chemical or thermal).................
(f}
Slucigo Thickener (gravity) ............................................ ........15 ....................................................................
MDissolved
Air Flotation Un'ri (not applicable to a unit rated as(3)(i)).............................................................8
(h)
Sludge Gas Utilization (including gas storage).............................................................................................2
(1)
Sludge Holding Tank - Aerated................................................................................................I..................5
No rr a a rat ad.............................................................................................................................................2
((j
Sludge lncineralor (not including activated carbon rage nera€inn).....................................I..........................10
(k}
Vacuum Filter, Cenuiluga, or Filter press or other similar dewalering devices ....................... ..... ............. ......... 10
(6)
RESIDUALS
UTILl1ATION/DISPOSAL (mcluding Incinerated ash)
(a)
Lagoons..................................................................................................................................................2
(b)
Land Application (surface and subsurface) ($ae delini ion 22a)
by contracting to a land application operator or landlill operator who holds the land
application permit or landfill permit ........... ....... ............................................................................................ 2
(t)
Dedicated Landfill(burial) by this permitlee of the wastewater treatmen3 facility ....... ............ ...........................5
(9)
DSrsFEri
-N
(a)
Chlorination.............................................................................................................................................5
(b)
Dechicrinalion.............................. ................................. ........................................................................... 5
(c)
Ozone......................................................................................................................................................5
(d)
Radiation.................................................................................................................................................5
(1 0)
CHEMICAL ADDITION SYSTEM(S) ( see definilion No. 9) (not applicable to chemical addiiiorrs rated as Item
(3)(I)•
(5)(a)(xl), (6)(1), (6)(b), (7)(b), (7)(a), (9a), (9)(b) or (9)(c] 5 paints each;
List
.............. ........ .............................................................................. I ........................ .'s
....... ........................................... .......................................................... ................ .... 6
(t i)
MSCE11ANEWS
............ ........................ ............. .................. ..................................................._.......... S
Ufa TSrPR3 )CESSES
(a)
Holding ponds, Holding Tanks or Settling Ponds for Organic or Toxic Materials Including wastes
€rom mining operations coma€ning nitrogen or phosphorus compounds in amounts Significantly
greater than Is common for domestic wastewater.........................................................................................4
(b)
Etliuenl Flow Equalization (not applicable to storage basins which are inherent In land appliicaiion
systems)..................................................................................................................................................2
(c)
Stage Discharge (not applicable to storage basins inherarc in land application systems)..................................5
(d)
(0)
Pumps.... .... .................. ...... ... A ................................................ ... ­­ ....................$
Stand -By Power Supply
(I)
.................I..........................................................................................................3
Thermal Pollution CommlDevice
.................................................................................................................3
TOTALPOINTS..........................................................................
CLASSIF1CAi1ON
ClassI................. _........................................................................................ 5.25 Points
Class tL...................................................................... ....26-50 Points
..............................
Cass .......................................................... ..51.65 Prints
QasslV.......................................................................................................66-Up Points
Facilities having, a rating of one through four points, inclusive, do not require a certified oporator,
Facilities having an activated sludge process wa be assigned a minimum classifiC6Dr, of Class If.
Facilites having Lreatmant processes for the removal of metal or cyanide will be assigned a minimum,classification of Class-il.
Facintias having, i;eatment processes for the Wt>fogica! removal of phosphorus will be assighod a minimum classification of Glass lq.
.W04 DEFI4M0xs
The Wowing dar,nbans slat, apply tnrov9hou: hits Subchapter.
(1) ACOva:sd CarLc . Bs<s A phycicaUchomiCa: meevd lar reducing soluble organic matnial ho.n waslewaler The colvr+ type beds ones in Ltis maihod will Two
a low late varying Ilon rwo to sigh: gallons peg minute par square lom and may bF eidis+ uphow ce downto carbon beds, Clrban may a tray not be n1ganeraled an He
wastowaler lraatnent plan¢ tile;
(2j Aeraled La5cc: s A basin in which t'i solids are mainWned an suspa+uion end by wltich biological aridation a a9anic manor is reduced through anidcially accelerated
uanster o! oxY9Pn on a fiow•Ihrovgh basis;
(3; A.erab0n. A 7o:e3a of bringn9 abosr. inemale conesi benreen air or tigh Nnly oxygen in a Ogrid by bprayiN sgilaliran or diffusionl3a) Extended Aeration. An
acelated sludge process uv:rins a r inilnwrn hya "ic Oeapndon amp of %p hau,r,
(4r Agncuturahy ry ns{tcd sire Any slip on which a clop is produced, managed, and har.es:ed (Gap includes gasses, grains, bass. etc.);
(Sj Ai' SI.'eppin, A prXV&S by which no amm niim ion is first co—trisd le dssoved am. on*a (pH adusnp,) volt. he ■rmsoria tan released to the aanospl pw by
phys.ca', nuns. cv o-.s• sl.c :ar pem*sse5 which remove pehaleu'rr peal ch su:h as bsnrsrie, Iduene, and rrimge
jL; Carbon. F.eger.pras a, The spgonvkbon ol�xhsusted cubon by " use ci a !anise to pea:idp erbprmAy hg9 - 1p-Voratves which vola6dta and otidile rw absorbed
!� G' :PnF^VovE E!z g? h 3:aCp al wastewaler bea:msr. dpsiynie Ic schevs 'seconds')' oltuoni limits;
Ih w-ich CVntnri.'ga' IVCe is uW t: 5Y2'3!e 50i:d5 bba 4 t.q.ads a' 1D Spraraje 3:du03 at d.lfV•ent dens;tQs,
{S• Tha acal,or o' cho-sico.:st to A. a-. N"; rw puposes c! WOs ro=o 4;. pH iden;:ra n:. alaalmrry control,
v 1 ik war, 4.`ero9l the' cols and o;:e son -X? Cab-,^ X- L 10 aCh,ere 4 app,ft rein; u;!' bo considered ono $y :: . rite capati'-j ro sad

dhw6csi(s) to dust vHls wit{ be rated at one syslom; capsbtlily to add a dwnicof al a dfloronl application points for ditraranl purposes w:li result In she systems being
rated a separate sYale ms;
(101 Char:ital Sludge Condrtioring. The addition of a chherrical cormpoorad such as lime, ferric chloride, or a polymer to wet sli.rdge to coalesce the mass prior to Its
application to a dowatorfng davito;
(11) Closod Cycle Syslomt. Use of holding ponds or holding tarns lot eaitalrownt or waslewalor cone;ring Inorganic. rien-Eozlt materials from sand, gravel, crushed
slono or other sWIFir operations. Such syalemht shag carry a maximum or two poirsu regardlsss of pumping Iscifitias or any other appunonarres;
(12) Combinemd d Refval of Carbonaceous 600 and Nirogonous Removal by Nitrification- A sir,ia stage system fegirod to achieve permit eflfvonl lirriss on BOO And
smmonla ritrogon Winn lha sarna biological fsaclor:
(13) DocHorifutlon. The partial or comptele reduction of residual clhforim In a tigrld by any chemical or physical process;
(14) Ooritriicalion Process. The conyvslon of nftals-nitrogon to ritrogon gas;
(15) E[octrodatysls. Process rc-r Tomovfrq lanized salts kern wttor though this via of on-soleelive lon-oxchango mernbcanes;
(16) Filter Press. A process opwsted motihArically for•partlotly dewslaring sludge;
(17) Fearn Separation, The planned polling of waslewater of wastswstar eMuent As a moans of remc, r excessive ambards of daiorgeN materials through the
tr inodictim of air In tha form of fine bubbles; also c■hed IDAm lracbona6on;
(16) Grit Removal. The process of ramwIng grit and other heavy rrirwral matter from wastewater;
(te) Imhoff Tank. A deep two story waslowalor lank consifting of an upper sedimentation chamber and a lower sludge digaslion chamber.
(20) Instrumenlo4jio w µessuemont A device which Indcttes and records rate of pow;
(21) ton Exchange, A chemical process in which Ions from two difsront tridoWos ate axehargod;
(22) Land application:
(a) Srudga Disposal, A hunt sludge disposal method by which wet sludge may b•s applied to land either by spraying ors"surface or by subsurface Ir)action (I.e..
chiset plow); )ml appTiicAbls for types at sludge described In (1 i) of this Riio):
(b) Trotted Ernwnt_ The process of sprayirg trsaled wtrtewA%G( onto a land trot or other trsihods of application of wastewalar onto a land area as a Intent of final
disposal or boalment:
(23) Wicrotrnen. A low speed, corltinaously back•washed, rotating drum rdlor operating under gravity condliors as a polishing mated for removing suspended solids
from a fhvent:
(24) Hiuilicalort Process. The biochemical conyws;on of unoxidized ritrogen (ammonla and organic rillogon) to oxidized ritrogan (usually nitrele);
(25) Wfogenovs Stage. A separate stage of wastewater treatment dosigned for the specific purpose of corwartng ammoris rillogerr to nitrala.niriogen;
(26) Phosphate Removal, Bologicaf, The rocnoval 01 phosphorus from wastewater by an oxiclanozic process deslgnod to enhance Iuxucy uptake of phosphorus by ttw
microorganisms;
(27) Polishing Pond. A holdng pond lolloOimg secondary treatrwrt with sufficism detention lime to Clow setting of hrwly suspended solids;
(79) Post Aeration. Aeration rolloying com*,ntional secondary trostrn+nl writs to Increase elfweni D.C. or for shy other purpose;
(29) Post Aeration. (Cescads) A polishing method by which dissolved oxygen Is added to the eftont by a mrmadharical, gravity meant of flowing down a series of
slops or rreits; The how occurring across the slops or weirs moves In a fairly tin layer and the opsralion of the cascade requires no opotalor s4v5tmanl: thus. tern
peln% are assigned even thovgh Ibis Is an essential step to rnoctlng Vw limits at the discharge parmil:
(3o) Powderod to Giantiar Activalod,Carborl Food. A biophysical carbon ptoceu that Utilizes biological actiyihy and organic absorption by using powdered or grinilar
aetivalod carbon; Virgin of rogeneeziad carbon h feed corrUdted Into the system;
(31) Preasration. A $Arhk cordtucled to provide aeration prior to primary tisatrianl;
(32) Preliminary Urils, Unit epera8orus in the treatment process, such as screening and corrrninFi6en, that prepare bw liquor for subsequarl: mafor operations;
(33) Industrial Prelre atmen;.
(a) Pra•uoet-new Uri!, Industrial. The condtioring of a waste at ill source bsiore discharge, to remove or to nevveliza substances )nj•uiovs to sewers and tFootrnenl
processes or to ehoct a partial reduction in load on the treatment process wHch Is operated by the same goverring body as the waslewaler treatment plant being
rated;
b) Pre-treatment Plovam, Industrial - must be a Stale or EPA required program to rsceivs points on the rating shoot;
(3.4) primary Garrfivs. The first ser,iing tar -Rs Ih'ar;gh which wastowtlor Is passed In a trostrnant works for the purpose of remcvir>g seltteabla and suspended solids and
Boo which Is associated wiCi the solids;
(35) Pumps. All Inrruw,,• alluent and In-ptarlt pumps; _-
(36) Radi6on. Dis3nlec£on or slo6lizaiion process utilizing devices onirnng vltavlorel or gamma rays;
(37) Reverse Osmcsis. A I:eatrnen: process In which a heavy conlarrinalod liq.id is pressurized tyough a mem.S,'ane forming nearty puce liquid free from suspended solids;
(38) RoUl5ng biological Contractors, A lisod biological g•oAh process In which wastewater vows through tanks in which a series of partially submergad eirculat vxlaees
are rotaled;
(35) Sand Alters;
(a) Inloriritlere,, Biological, Filtration of ehlvenl lollowirg septic Larks. lagoons, or some other Voat"m process in which Itxtwr btodecomposiOon is expected to
produce desisod Olvants; Hydraulic toadng rases on those liltors aro complied in gpdrac and have a rastlting low gpnVsI (isss than one};
b) Rocirnlating Udl>gical • the same type of sand fifier as dehned in Subgsragiaph (39) (a) of this Ado with rw added capability to socycle effluent back l*rovgh the
sand lillet;
(40) Sand or IAixed-A?6dia Filters. A polls-Nng process by witch atrivenl limits are aeliwad through a ltrthor re6jetion of suspended sdids;
(a) low rats •- qrav;ty, hydraulkal!y loaded filhor with loading rates In the one to Lhrse gpnusf range;
(b) high Fits •- if pressure, hydraulically loaded filler wi.lh loading slot In 04 Ave gpewsl range; Al any rate, this loafing rate will exceed three gprlsr;
(41) Secondary Cjali'.eg4. A tank w Ach foliows the biological unit of treatment piarht and which has the purpose of removing sludges associated with rho biological
treatment wnils;
(42) Separate Slud;o R6asraton. A pan of the contact slabilizabon process WSWre the scty}led+sludge is transferred to a Wnk and totaled before returning it to the
conlaci basin;
(43) Sap;€c Tarr,. A sinoe-slcry se"!ir>g tank In which sst'.led sludge is in conUc7 with ew wsslewaler llowing through rho tank; shall not be appticablo for septic tank
zyslerrs serving sirrg's laniiy residences having capacily of 2.000 gallons or tau which discharge to a rilrification hold;
(44) siuc?g-1 Digesiinn. Thu p:o oss by which organic or volatile mortar and sludge is gasified, li"fiod, rinararaiad or converted into more stable organic manor through
Ohs acpvily or living vszrism, s which includes awaled holding tanks; -
(45) Sludge Dryer, Beds, An arez comprising natural or arificlal layers at porous materials upon which digested sawage s}vdgo Is hied by drainage and evaporation;
(46) S'udgc Elu:ial'rvh. A pwocass of slvdgo corse5tioring In which certain constiluents are rernov" by successive washings with fresh water or pant errlweni:
(47) Sludge Gas Utl!za:ic t. the pmess of using sewage gas lot the purpose at heating buildings, driving engines, etc.;
(4E) Sludge Tani, (prated and Aonaera!ed). A tars. utilized Itx &nwlt wastewater lrsain ni plants rot conuiring a dgoslw in which sludge may be kepi fresh,
and s Pt'natarll vr,lhd-awn prior to a hying method (i,e, sludge drying buds); This may be done by adding a small amounl of air simply to koop zhe sludge Irish, but nol
nocossariy ■n'am�,rh: tnal would be regJrred to echiovo stzb;.rzation of organic manw. A nonaeraled tar;, woUd simply be used to decant sludg9 prior to derizuring and
would rut auto, ionc pNcods (several days of detenEon) wthovl restllirg odor peoNems;
(49) 5tudge tncir•aralvs. A }mace designed to bJm sludgy and to ronwev at mcislure and cwnbustibie materials and fsduce the sludge to a starifo ash;
(50) Sludsc Su bii._z[o (CmHcel v Thermal). A process to make lresled 4Jv6ge less odorous and pu70scible, and to 1Dduce tns pathogenic orgarism conionl: This may
ba lone by PH talus: mint• chronne dosing, or by heal trsatmonl; _
(Si) 5kudga Trickener. A type of s6dsriha nlatian tank In which tho sludgc is pe, :•rittod to seethe arvd thicken 11-rough agitation and gravity;
(52) Slabiizatior. Lagoon A typo of midalion lagoon in which biological midalron of organic matter is effected by nabral transfer of oxygen to Ihse water horn air (not a
poilshing pond);
(53) Star,, by Power Supply. On site or poriabfs etocitical ge,nwatng equiprr� :;
(54) Slake SCraent. A slafionafy strgen designed to rornove sdids, inducing non•biodeg•adable paniolxte (hoa€ave solids. syspendod solids and SOD tedjetion) from
n1wn;cipal and indua stiai wshevafof L•eatnenI systems;
(551 Tst42ry ?loam"! A stage o: esairnanf Idlv+nng secondary vkich is primarily ley the pvpote of etftuont po'lsri rr�; A so Kling lagoon or sand or coal Mar right ba
Dr.p:oyed for this porposo;
(56) Trw:mal Po!,no,n Conliol Device, A device providing for the transfix of hssl hem a rruid Ilvving in tubas to another hhid o-Asido the lubos, or vice versa; w other
moans of rogvaeng I'uq,rid mmperalule::
(57) Thermal 51.dge Condlioncr. A condlioning process by which heat is addec for a protnacfod period o! lime to imd -xovo titre owatarabilily of sludge by tine sc-'ubiSizing
and hyd-auizirr o.' Iho amatlor and mo•c t g^, h;draled sludge particlos:
(SH} Toxic Idalarrals. Those waslos or cp7l7inaborA of wRslos, irr-iudirg o'rsaasa•causing agents which alter dschalg❑ and upon orposvre, ingestion, fnhalalios. or
3a cirri il:iPn lh:o an+ vr_,an:m pil'.ler dirtc4f Ird'm the envirtryment of indiecty by Ingestion Oiou,', rood Chains. whin cause de B91, ickseAsu. bphavfaral abnormabties,
caxor, gcnotic mLr,::,uns, p'hysioodca: na1,:ux6ons (incfudng malfunctions in repro4re5on) or physical dororna6o,5, In such oxgarisms or choir offspring; Toxic materials
indwp. Lt• way o! ;'.'ultra con acid rat iiriix!lM' lead, cadre von. rrYanlvm, mxwry• vsnadum. zrs"c, zinc, vrie raro¢Horobe nzonc (ONCB). polychlorinated Liphon yls
(PC s} an9 6th!p,calp!,enyl 1.ncNo:v D!.h:.le (DC?), and any other materials 1: -a: hAvo d map heroatlw be dais —Ind to have loric proporees;
j59) Ttic,.i:nq Gcfcyic Ri ocat-,c'^ un1 caisong a! r. maiena! such as h'ot;an stone or rocs. oear which w'as%c-afn is dsvitxhtod: I, high :t:o Irick!ing r:!le: is ore
wt+ih operatotf 2t tr_-t,cop.', 1C. a-hc ;r', ram pa R"o A 1o'Arate trickling I:116: is Pno wi• ch is designed in dtnetaifF n1 aro to lour rt y',d pot acrs;
{G l Tnc;,':no Fan,!:s- {?aci.vC Tc ,.r) 1, r1u for ige o1 cewalic in which wxstew•a!or ti ws oo n t:yn�gh successive fal•ors or moon or hi:aip matsfinf; Crga-rc mtivY al
is ronuyaC cenur.; a!,y bl 0W ac L:a h�;:ogrca: tree plpwa in each succvssi,a izyor, Trht method anal produce 'seccnbnry' quality o!Suonl, cv may be adap!ec to
p:rd,ce ri l-iLc: F-Iocv. .
is 1, 1'acu.>•h Fr ..: Lv-'tr:-.,r-s_ t: f.: ram• Pr, cscs Oc.[ros r.:ic', aro s.afa; I,o:n oz t"'c gaslr,d sl,ldgc pncr to dsrL!zl or
Ica: 7si. trantrsop rr