WQ0002868_Final Permit_19940816

State of North Carolina
Department of Environment,
Health and Natural Resources
Division of Environmental Management
James B. Hunt, Jr., Governor
Jonathan B. Howes, Secretary
A. Preston Howard, Jr., P.E., Director
August 16, 1994
Mr. Bill Sills, Manager
Martin Marietta Aggergates- Salisbury Shop
Post Office Box 1768
Salisbury, North Carolina 28144
A
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E:>EHNF1
Subject: Permit No. WQ0002868
Martin Marietta Aggregates
Salisbury Shop and Warehouse
Wastewater Recycle System
Rowan County
Dear Mr. Sills:
In accordance with your application received June 29, 1994, we are forwarding herewith Permit
No. WQ0002868 dated August 16, 1994, to Martin Marietta Aggregates - Salisbury Shop for the
continued operation of the subject wastewater recycle system.
This permit shall be effective from the date of issuance until July 31, 1999, 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. Issuance of this permit hereby
voids Permit no. WQ0002868 issued April 25, 1990.
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 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.
If you need additional information concerning this matter, please contact Mr. John Seymour at
[phone].
Sincerely,
A. Pirest J ., P.E.
cc: Rowan County Health Department
Mooresville Regional Office, Water Quality
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

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NORTH CAROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENT, HEALTH AND NATURAL RESOURCES
RALEIGH
RECYCLE SYSTEM 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
Martin Marietta Aggregates - Salisbury Shop
Rowan County
continued operation of a 200 GPD wastewater recycle system consisting of a wastewater catch basin, an
"Ultrasorb" brand package wastewater treatment unit, a 6,700 cubic foot stormwater containment
pond/holding lagoon with synthetic liner, and all associated piping, valves, controls, and appurtenances to
serve Martin Marietta Aggregates - Salisbury Shop's vehicle washing area with no discharge of wastes to
the surface waters, pursuant to the application received June 29, 1994, 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 July 31, 1999, and shall be subject to
the following specified conditions and limitations:
1. 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.
2. This permit is effective only with respect to the nature and volume of wastes described in
the application and other supporting data.
3. The facilities shall be properly maintained and operated at all times.
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 Environmental Management accompanied by an application
fee, documentation from the parties involved, and other supporting materials as may be
appropriate. The approval of the request will be considered on its merits and may or may
not be approved.
5. In the event that the facilities fail to perform satisfactorily, including the creation of
nuisance conditions, the Permittee 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.

6. The Mooresville Regional Office, telephone number 7041663-1699 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.
7. The 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
Environmental Management.
8. 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.
9. 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.
10. Diversion or bypassing of untreated wastewater from the treatment facilities is prohibited.
11. Freeboard in the stormwater containment pond/ holding lagoon shall not be less than two
feet at any time.
12. Any monitoring deemed necessary by the Division of Environmental Management to insure
surface and ground water protection will be established and an acceptable sampling
reporting schedule shall be followed.
13. Adequate inspection, maintenance, and cleaning shall be provided by the Permittee to
insure proper operation of the subject facilities.
14. The Permittee or his designee shall inspect the wastewater recycle 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
Environmental Management or other permitting authority, upon request.
15. Any duly authorized officer, employee, or representative of the Division of Environmental.
Management may, upon presentation of credentials, enter and inspect any property,
premises or place on or related to the recycle system 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 leachate.
16. 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).
17. Failure to abide by the conditions and limitations contained in this permit may subject the
Permittee to an enforcement action by the Division of Environmental Management in
accordance with North Carolina General Statute 143-215.6(a) to 143-215.6(c).
18. 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.
2

19. A set of approved plans and specifications for the subject project must be retained by the
Permittee for the life of this project.
20. Noncompliance Notification:
The Permittee shall report by telephone to the Mooresville Regional Office, telephone
number 704f 663-1699 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 wastewater treatment facility which results in the treatment of
significant amounts of wastes 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;
b. Any process unit failure, due to known or unknown reasons, that renders the facility
incapable of adequate wastewater treatment, 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 facility is not in compliance
with its permit limitations.
Persons reporting such occurrences by telephone shall also file a written report in letter
form within 15 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.
21. The interior surfaces of the lagoon shall be completely lined and maintained with a 30-mil
thick liner, or better.
22. 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 II, 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.
23. The Permittee, 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.
24. Prior to closure of the existing stormwater collection pond, the Permittee shall obtain a
nondischarge permit from this Division for the removal of solids and other materials in the
pond.
3

25. Issuance of this permit hereby voids Permit No. WQ0002868 issued April 25, 1990.
Permit issued this the 16th day of August, 1994
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
A. Prestorj Howard, Jr., PY , Director /
Division oV Environmental Management
By Authority of the Environmental Management Commission
Permit No. WQ0002868
Cl

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GROVE) 540 1 541
srtS
1:24 000
1 MILE
�0 4000 5000 6000 7 00
aggaMnt' GHARLpTT� 3; Mf. VV
ROAR CLASSIFICATION
Primary highway, Light -duty road, hard or
0 FEET roved surface
hard surface improved ffar�i7 rari��Cc�GS p
o t KILOMETER SecondM highway,
�l,&Aa Y Shzp Aec.IyC% Sp4lewL
ERVAL 10 FEET 114, 0Qa-IM6 hard surfaceUnimproved road
:RTICAL DATUM OF 1929 UInterstate Route UU. S. Route UState Route
/�D1P1QI7 C'd`7 r-- N c --"�
DNAL MAP ACCURACY STANDARDS QUADRANGLE LOCATION
3EOLOGICAL SURVEY
OR RESTON, VIRGINIA 22092 Revisions shown in purple and woodland compiled in
AND SYMBOLS IS AVAILABLE ON REQUEST cooperation with State of North Carolina agencies from
aerial photographs taken 1984 and other sources. This
information not field checked, Map edited 1987
KANNAPOLIS fO Mi.
99440mm.N.
-35'37'30„
30'
1'A
O
ROWAN MILLS, N. C.
35080-F5-TF-024
1969 ( J
PHOTOREVISEI7 1987 7 �'
DMA 4855 11 NE —SERIES V842 Ap �� ��

RATING ,SCALE FOR CLASSIFICATION OF WATER POLLUTION CONTROL SYSTEMS
Vane of Facility:
-)caner or Contact
Mailing Address: ' e�ss�:a c T �
County: Telephone: D 70
Present Classification: New Facility Existing Facility
NPDES Per. No. NC0o Nondisc. Per. No.WQ 9i Health Dept.Per No.
Rated by: Telephone: (1 �Z3-'Z9, Date:...6:�j4
Reviewed by: Health Dept. Telephone:
Regional Office Telephone:
Central Office Telephone:
ORC: Grade: Telephone:
Check Classification(s): Subsurface Spray Irrigation Land Application
Wastewater Classification: (Circle One) TD II III IV Total Points:
s18511riFACE CLASStFiCAIM
(check all units that apply)
1_9eptic tanks
2. pump tanks
3. slphon or purrp4osing systems
4 sand titters
5._ grease trWinteroeptor
6-oli/water soparatom
7.- gravity subsurface treatment and disposal:
S. pressure subsurface treatment and disposal:
SPRAY 1Fif GkTtON CLASSiF11CATION
(duck all units that apply)
1.
preliminary treatment (defh1tion no. 32 )
2.
lagoons
3.
septic tanks
4.
purnp tanks
S.pumps
6.
sand folens
7.grease
trapAnteroeptor
g._oII/waler
separators
e_dilinfedion
10.
dhemlcal addtion for nutrient/algae control
11.
spray IrAgalion of wastewater
In addition to the above classifications, pretreatment of wastewater In excess of these components sbeil
be rated using the point rating system and will require an operator with wi appropriate dual certification.
LAND APPLICATION/RESIDUALS CLA F)CAMN (Apprres only to pwnh holder)
I. Land application of bloWids, residuals or oortarninaled sons on a designated she.
------------------------------
WAS7EWATTR TREATMENT FACLITY CLASSiFtGTON
The fo5owing systems shall be assigned a Gass I dasa canon, Untesit the flow is of a sianGT - quantity or the technology is unusually
oo x, to require Consideration by the Commission on a case -by -case basis: (Cheek tf Apprvpriale)
1 OrTlwater Separator Systems consisting only of physical separation, pumps and dlsposai;
2 Septic TankrSarhd Fitter Systems consktirg only of septic tanks, dosing apparatus, pumpe,sand triers, drsinfedion
and direct discharge;
3- Lagoon Systems oorestsfing only of preliminary trewmerx, lagoons, pumps, disinfection, necessary chemical tnaatmwd for
algae or nutrient oor3arol, and diro d disc hsge;
4�-Ctosed400p NoYde Systems;
15--Groundwaler Remeduation Systems consisting onty of o$Mwatef separafors, pumps, air-dripWg, carbon adswption, disinfection
and dam;
g._Aquaculiure opwations with discharge to awlaos waters:
.7 _Wader Plant sludge handling and back -wash water treari nwit;
S. ,,,,,,Seafood processing oonsisting of screening and dam.
9` ,Singledamity ditscharging systems, with the exception d Aerobic Treatmartt Units, will be classified y permitted after July 1,
IM or I upon U%spection by the Division, It Is found that the system is not being adequately operated or maintained. Such
systems will be notUW of the ctssslfication or mcta.w?rk:ation by the C-ommission, In writing.

(15) Electrodalysts. Pnooess for remwft bntzsd calla from Water through the use of ion- Iva ion-e changs mMmt—Wes;
(16) Ftbe Press. A process operated mecharrfrsfy for partially do+aatertrp sludge;
(17) Foam Separation. The ptarxed trathlnp of wastawow or vrastawtisr effluent as a m=rns of rentovkV ex0966N& amounts of detarport materials 'through _
&A introduction of air in the Corm of fine bubbies; stag caned loam fracWnuion;
(151 Grh Removal. The process 61 removing pet and ottwr heavy mineral master from tmlocrater;
(19) HTWI Tarts. A deep two story waslawate tank oa Sling Of an upper sadimorYation slumber and a krwan skmigo digestion rhiurber.
(20) kwrumerged Flow M"wrement. A device ~ WoM"tes and reoorda rate CO flow;
(211 ton Exchanpa. A dmwnerii process In het lone fresh two different nniwutes are exchanged;
(22) Lend! application:
(a) Sludge Disposal. A final akudge d*Kwaf metl W by whkh wet aiudgs may be applied to lard ohtwr by spraying on Bw sudaoe or by subwriace lnpction
p.� phisot plow); (rot applicable for "'of sludge tfoascYibod In (11) of Rena Fwisj;
4b) Treated Etfluert. The process of epraying trsaaad wastewater onto a Iasi area or other MWhxb of apQ "Ilon d waatawalorphto a land anto na r
mans of final disposal or ttmatme t;
V3) Lbcram r"n. A low speed, continuously back -trashed, foliating drum liker operating under gravity eandhbrg as a poGstteng method !or ratmvirg
suspended solids from afflwrt;
(24) f+ktrllcationt Process. The bioctwmioW o"vorsion of unoxldtzed nkropen (ammonia and organic n1trogen) to oxidized nitrogan (usually rural*);
r25) tAroprnous Stage. A &sparais stage of irasf*waler trsatmarg designed for fhe specific purpose of converting amrtwnia nttropon 10 rdirate nitrogen;
(2ti) Phospttato Aemaval, BiobgiW, The removal of phosphorus tram wastewater by an oxWanoxic preceis designed to enhanca luxury uptake of phosphorus
(2to Micrcorgw-Asm;
7) Poltahing A holding pond lobowfng socondary treatmert wkh sufficient doention Urne to allow &etifirg of fir" suspended solids;
(tit) €goal Asrafion Aeration following conventional sacondary iresamort urtla to increase effluent D.Q. or for any other purpose;
(24) Post Aeration. (Cascade) A pouching method by which dissolved oxygen i added to the eftluert by a rhonnnechanical, gravity moans of flowing down a
aerie cif paps or welrs; The flow oca:urring across the slaps or wairs moves in a fairly thin layer and the operation ct the cascade requires no operator
adjuatmert; thm zero poke an assigned even though this is an utsantiat slap w meeting the limas d this discharge pormli;
(30) Powdered so Granular A 0vaaed Carboni Feed, A biaphysicd carbon process that utilizes bioiopicad actbtty and orWlc absorption by using powdered or
gr►nuiar sctivaaad carbon; Vhjn or reganarated terban is food controlled into the system;
(31) Prsaeratbn. A Larbk constructed to provide aeration prior 10 primary Irsorrwrat;
(32) Pretlminary Units. UrA operations In the irsatnwrt process, such as screening and axrttminutbn, flat prepare the liquor for subsequent major operalioro;
jai) Idusarfaf Pretreatment.
A) Pre-trmatrnem Unit, Industrial. The aoro fffoning of a watts an Its source before discharge, to remove or to neutraf[zte wbstarcas Injurious to ar"M and
traatmerf prooesaes or to etlect a partial reduction in load on the t "Wore process which is opan uod by the Warne governing body && tie waatrwater
VWrnern plant being rated;
b) Pre-treatrnan t Program, indutartal • must be a State or EPA required program to rwnlve penis an the rating shoat;
(34) Primary Clarifiers. The fist &&ftikq tank& through which wastewater Is passed In a Voorrwnt wofta for file purpaw of removing settleable and suspended
eofids and 500 wtkh is asaccfated wlth the solids;
(35) Purrpa. AN influent, Ol uert and I►'PiarM pumps;
PGJ (37) Revwnse Osmosis- treatrrwn process which rocess utilizing
as contaminateddevices liquidliquid k pmesu� tiro rays:
a membrane fom*V nearly puts iqukd froo from
suspended sokis;
(3a) Rotating Biological Contractors. A aced bloiogfcaf (gowth prnoesa in which waaawater flows throargh tanks in which a aeries of pu 10y aaubrnergud alwiar
aurfaoss are rotated;
pg) Sand FVwm:
jai Intermhterd 6iobgicai. Flkratlon of eff"rt fdbwkV treptk tanks, lagoons. or some other treaam*nt proaass In which further biodecxrrposltlon Is
expected to produce chaired offluents; Hydrsuk loading raise on these fth n are cvrrcputod in gpdrac and law a resuhing ton gpmrat (tares Can ore);
b) Reeiraubaing blologicaf • the aarrw type of &and furor w defknad in Subparagraph (30) (a) of tits Ruin with the added capabupy to rseyrde effkw% back
Ihmugh ft sand fiber, 1
(40) Sand or Mixed-bteda Mom A po%Nng process by which effluart Imks we ad*ved through a furthw reduction of suspended colds,
(a) tow rats — gravity, hydraukaty loaded fitter with bad;ng Was In the one to dw gpmrsf rasps;
(b) high rate — a pressurs, hydraulically ioMEod tutu with loading rates In the five garrysf range; Al any rate, the loafing mis waif exosed three gprrdef;
(41) Secondary Clartflers. A tar* which loibws the biological unk of treatment plug and which has the purpose of fwra-kng sludges ar:aocialed with Ihs
biological trsatmwrit unks;
(42) Separate Sludge Reaoratlom A parl of ttw contact stab9;zation process where the activated sludge is transferred to a tank and aerated before returning 0
to the contact basin;
(43) Septic Tank A singla gory eadtiing tank in Which asttled sludge is in contact with the waslavrater flowing through the tank; shalt nag be applicable for
septic tacit systems serving single family recidenow having capacity of 2,000 gallons or lass which discharge to a nkrifizbn field;
(441 Sludps Digestion. The process by which organic or volaliie matter and sludps le gaslfiod, Aquelie(t trgrwwahod or oorwertad Ito morn stable aryanb matter
!trough the ac wlty of llvkng orgartisrns, which Includes &*rated hpking tanks;
(45) $nudge Drying Beds. An area contprfalng natural or aNilcial layers of porous materials upon wticdh digested scamp@ sludge is dried by dralnaps cud
evaporation;
(45) Sludge Elutrlaticm A proaesa of sludge oWVdhlONng in which cerain wrarthuwrlis eta nxnovad by succraxslw wasf•dngs with trash water or plait offkuerd;
(47) Sludge Gas Utiltzatfon. The process of usiN sewage gas for the purpcae of heating btdidngs, d left errghrtas, etc.;
(48) Sludge Holdrq Tank (Aarased and Nornaeratsd). A tank ut4l:uW for IirrtaA wa�ewaar treatrrwrt pL&rb not canlslnlhg a digester in wrhdCh alydtgw may taw
kept fresh. and auparratort wtthndrswn prior to a drying method (Le. sludge drying bade); This may be done by addling a small amoum or air skrQty 10 It"* the
sWps trash, but riot necauarfy an amourt that would be required to achieve stabltaafion of organic matter. A nonaerated tank would akrpy be used to
decant sludge prior to dewatering and would not allow tong periods (swvefal days or detention) wkhoul rewbtng odor probi&rns;
149) Sludge Incinerators. A fumace designed to bum sludge and to ratroee aA tm h:" and combustbls rrw*rfais and reduce the sludge to a loft ash;
(50) Sludge StabMzation (Chemical or Thsrmal� A process to medic* traced sludge Is= odorous and putrsscbie, and to rttaduoe the pathogenic orgarri*m
content; This may be done by pH ai) svrwrt, chlorka closing. or by heal treaatrnent;
(51) Shudps Thickener. A type of sadimortation tank In which the siudga it pemhklsd 1u talus and thicken through AgAstion and orndty;
(52) Siabnzation Lagaort A type of oxiistbn Lagoon In which bfoicgical oxiciolon of organic rnsZor Is effected by neural trander of oxygen to the crater from
sk (nod a W"ng pond);
(53) Stand-k Power Supply. On site or portable eia cirkW generadnp oq uipmant;
(St) Static Sorters. A Wationary srxaan dcsigred to ramovs sonids, kcfvding no"lodogradable particulate (41calable Solidi, wsponded eoflds and SOD
fwducLion) from munkipal and kvWstrW wastewater treatmert systems;
(55) Tertiary Tn&zim*nt. A, stags of trsatmera fokm&V s*mrduy which Is paimanfy for the purpose of effluent pof3ahing; A scat % taigoon or sand or cons filter
(W , Thermal helPPoUl n Contoi Device;
. A device pratng tar the murder of has from it fk4d flowing In tubes to anathsr fW outsfae thtw lubW or vice VOMC
or ottwr moans of mpuultting liquid terrperetures;
CM TharrrW Skudga Corrdtbnw. A corhdttloning process by witch heat Is added for a protracted period of time m improve tte dewstarsbMty of OA9e by the
sokb and hytirwt� of tux stTm r and mors highly hydrated sludge partkias;
081 Tgairle Matorfai` Those .mates or mm irwions or uast*a, Including dfssu*-cau*Ing agents whlc3n dfer dIsCNWVQ and upon exposure, ingestion, kuhaWlion
or ssaht+tiatbn Into arty org"Un, *i&w dtrocdy from to *rw;rvrx—w't w kew c* by son through food chaina, wO caul& death, disease. behoral
isa, canoe, genetic mutations, physlofoglcai malfunctions (tnc�tuding rraMvr� in reproduction) or phyelcaal detorsrsdiors, In such orpanls'ne or 1Ptair
abrorahaffi
offspring; Toxic malariak Ir#uda, by way of ffhrsirpbn anon rot arrAldlom lead, cadrriurrt, c rornlum, mercury, vanadum, arsenic. zinc. ortho-rdtrachiorobontern
(UNcB3 peychiorirutted biph®rryts (PCBs, and r&Norodiphsrtyt trtctiorosthtanw (DDTJ; and any other matatfah VW hays or may horsafter be datormtned 10 have
soxic properties;
(5p 'TrU&g Fatter. A bkfgtcel bvatmert stf>m oDnsstfrg or a nularial suet as broken store or rock ov*n Which wastswatar Is dfsirtsiuted; A high rat& trickhr>a
f9t*r is one w ich operated ash b et",en 10 and 30 rngd per - . A lam• nds trIcUrg IMar Is ore wthkh It designed to *ends at ore to four mod per Wan:
Fi (80) Trer (Packed Towel), A pfvg her type of ooperation in which wastawaier tJcp*s down th�suph success" iuof media a malt mxisrlal; Org
k�.tlrhg anic
t�ectal la rarrvewd oorttinuaity by tit& A.Wee biological fbced gmwrth In sash wecesrhva Layer. Tits rn&thno4 fray praiduce 'wxc4W quality diluent. Or May De
adapted to'pro-duce a n UCOd e4finers;
($1) Vic uum Fit eir. C orLr3f-L eqm or Mar Presses. Wvices which are dasigwd to remove &x csas water from eflher t7ipeslod or ur%5g00 edr &brigs prior to disposat
a further treatment.

The following scale is used for rating wastewater treatment facilities: (circle appropriate points)
irEM POINTS
(1 } klduslrta€ Pntreatamers units or Industrial Pntreatmenl Pmgmm (free tleftnki)n No. 33).............................._...................4
(2) DESIGN FLOW OF PLANT IN gpd (not apprcable to non-oontam€nslod cooing watan, sludge handing facilities for
water purlfiution plartft, lotally dosed cycle sWoff*see definition No. 1IL and fadlllifs consisting only of item
(4)(d) or items (4)(d) and (11)(d))
0 - 20,000.. ... .. .... ........... .» ............... ..................... ..................... .i
20,001 - 60,000.. _ .._....... .... ... _ ........................... ......._.......... ............ .... ... ...................... 2
150.001 - 100,000.......... ................ ............. ............. ...... ...... ...... . _� ....._ _ .. _..... ......... 3
100,001 - 250.000.....».._............... _». »..... ......... _.......-.......... ... ................ A
250.001 - 600,000............. ...._.... _... .......... .». _........ _... _ .................. ..............5
6W.001 - 1,000,000.. ......_« ....... ....__ » ........... ..................« .. _ .................. b
1.000.001 - 2,000,000...........................................................................................................................10
2.W0.001 (and up) rate 1 polra additional for each 200.000 gpd cap, Ity up 10 a maximum of-......__._..30
Design Flow (gad) �7G
(3) PRELIMINARY
tJNfrS+PRDCESSES {ere tlennition No.=)
(a)
earScTMrs....... .......... ........ ..... _................. .......... ................................ »................... t
or
(b)
Mechanical Screens. Static Screens or ComrNnuting Drvkos..._......._....._._._....------------ .................... 2
(c)
Grit Removal ........... ... .........................................................._.....__.................................................._........1
or
(d)
ftbdrLr** or A►rsted Grt Removal........._................................................ _......................................2
(e)
Fbw Measuring Do%rob....... ........... _...._— ..._..... ..... .. ... .... ....... ,
or
(1)
Itatrumentfd Flory Measurement-- . . ...................................... . . . .... . . . . . ... . ........................
(9)
Prsaarallon......... ...... ...»...................................................... ....................2
(h)
Wuen Flow Equalization ...................... ___....... ................ ...2
(I)
Gnash or Oil Separators ....... ... ..... ._... ..._...._......2
Mechanical....... ............ .»............ . » ................. »...........»».................... ...................... 3
Dissohred Air Flatarbn.... .. ........ ....... ........ ......... .... ........ .... ...._... ..........5
(4) PR#AARYTREATUIR4TLWS21FOCESSES
(a)
Septic Tank (aes delMion No. ».._-----_.............2
MImhoff
Tank . _ .... ... »....._. ......_......_..................................5
(f:}
Primary Clarifiers... ...... ... ............6 ........................... ......................................................................................
(d)
Settling Ponds or Setting Tanks lot Inorganic Non-faxk Materfak (sludge handling facilities for wefer
put "lion plarta. Lard, gravel, stone. and other m€n€ng operation except mecrsalional activities such as gam
orgold min€ng).......................... ».... .......... .............. ... .»............_........ .................. ...... ............................ 2
(5) SE03NDARY TREATMENT UNITSPFCCESSES
(a)
Carfaonooeous Stop
p) Asratlon►Rgh Purity Oxygen System. .__....._.Y..�._..__._...._......20
Diffused Air Systf m...._ w .. .......10
Mechankal Air System (flxed, floating or
S"rats Sladgs ReawsMon-_..«-_»_....».» _ ...« « _ « «.»_ _ .......»..._.. ..............3
(f1} Tfb&V RMer
HighRare.. ...... _..... _ .._ .. _.... .... ........._..........7
StandardRate ................... _. ...._ .._ ..... ..._. _.. .. ..............5
PackedTower.. ..... ...............................................................5
{ill) Biological Aerated Filter or Aerated Biological Filler 0
(hr) Aerated lagoons.. ._.._..._ ................. .. ..„ .._... .... .......10
(r ) pAgating Biological Contactor.............0
(vl} Sand Fitters 4-aermittert bbiogrca).........»....�... ».. _. _.. ........ .. »2
Recirculating Alotogloal. _ ..... ............ ...... .. » ...._..«.......9
(ail} Stabilization isgoorns. ._ .. . _ .. ... _ _ ......_.........5
(Vol) C3rIller... ...... ... .-.. ..._.-....__... ............. ..... .5
(ix) Single stage syttom for combined carbonaceous removal of DOD and nkmgsnous removal by
rArif€caWn (sax dfflnklon W. UXPoirds for this Mom flays to be In addition to trams
(6)(a)(1) through (5)(a)(01),
utliding tie extended aeration proaass (see delhitlon No.3a)
uRRtzing other than the extended aerstlon process... ..
(x} Nvtrism addeiors to erd%ance DOD removal....._..._.__........ »_.....»............«..5
(XI) Biological Culturs (Super
(b)
wuogenous Stabs
(1) Aorallon - High Purity Oxygen System.» .„.».. _ .. ._ ..».«.._._.._..20
Diffused Air System. .. . _ ......_ , ........_ ...___._..10
Mechanical Alt System (fixed, floating or
Ssrparaw Sludge Reasrfdbn.,...« .._« ... ...».....«......... .... ..._...� _. 3
(II) Trickling Fitter -High Rate.. ... .... ... ......... ..._ _ .......... 7
Tetarndard Rats... ... ... » ... . « ..«... « _ ....» ..«... _..» .......J5
PackedTower.. .. .. _ _ _.„ ,....._..» ...._... ..5
on) Biological Aerated Star or Aerated Biological Flller.- . _ ____.__.__._...._....10
(Iv) #intating BlofogkaJ ComisGors...»...«.«.«,...»«.».»».......... .. ......». r.. ....10
(V) Sand Fo ar - kurmklart biological. ___. . __..... __..._....,... _. ..._........ R
Recircutating biological_
(6) TE n1kRY OR AD'VAiNCED TREATMENT UNITSPAOCESSES
(a)
AcNiled Carbon Bede -
wthout carbon rogenerallem............». »»..».......». »»..»».... ......................�.a
with carbon "no rat Ion_...___. ... _... ..................«.-»..._.__... «t 6
1b)
Powdered or Grwxdar Ard Bated carbon Feed
Without Carbon rsgsnorslion.._............ ..
with carbon
(a)
AI
Din Procarsr
—.........�
�d)
e}
iriKlr4ClafyLlL... W 3
............_......_.—._..�
1)
Foam S+parrtbrti . _ 3
� ......._...» ..........................._»«.
{g)
lore
�deflnMon
IN
Itnd Applic.&Uon of Treated Eftert (see No. 22b) (no( applicable for sand, gravel, eery
and other LlmMu mRnkg Operations) by high ralo infitVatlo/1..._._....r.....»....._......`»....»......._..._.__..._...A
Micro Be room.—
11)
,J
( )
PhDsphorocrs Removal by (;IokV;csi Processes (See dfftnition W.2a)...... » 20
Pollsh€ng Ponds . without aeration...........

(1)
Post Aeration t,ascado.... ....................................... «.........«....................................................................
diffused or mechanleat........................................................................................................2
(m)
Reverse Ckmosis............... ».. ........... ...... ............ ........... «.»........... ....... ...............................................5
(n)
Sand or Wx6cl-Media Filters - iow rate ..... ......--............._.................................................................... 2
Hghlate ................ «............................. ... ................... 5
(o)
Treatment processes for removal of metal or ryanido......................... .................... ................................ .....t 5
(p)
treatment processes flat rarnoyal of toxic materials other than metal or 5
(7)
$111DGETF#-=ATMtWT
(a)
Sludge Digestion Tank Healed(amwrobic).... ................ ............_......._..-.-..........._......._.......................10
Aerobic.......«...«...........«....._.................................................................5
LWmated(anaerobic)...............................................................................................................................3
(b)
Sk Vo StabRlzation(chemical orthsnrtatj.....................»...«....„......«._......... » .... ...................... —...s
(c )
Skidgo Drying Beds -(irrvity------ ,...................... ....................... «.............. .«........ ....... ............ .-.............. 2
VacuumAssisted,......»«...».........................................................«......».....................«...........................5
(d)
Skidpe Eknrlation... .. ............................................................«...................................5
(a)
Sludge Conditioner (chemical or thermal)...-....« ........ .............._................. ......«...........................I ............ 5
(f )
Sludge Thickener (gravity)................................................................. ...... ................... .......
(0)
Dissolved Air Flotation Unit [not applicable to a unk rated as(3)(1))............ ........ ....... .................... .........a
(h)
Sludge Gas Utilization (including pas slorags)........ .......... .......... .................... ......... ......... .................... 2
(I)
Sludge Hoiding Tank Aerated— ..»............................ ........ ..».... .................................... .. 1...................5
Fin-aonc d........ .. ................................. ........ ........... .....-.-...................... 2
..... ............ ..... .......... .....
O)
Sludge ifrcinerator (not ktdudlnp adlvated carbon regeneration)...............................................................10
(k)
Vacuum Fiber. Cenirfluga, or Fihor Press or other similar dewatesing devices ......_,...- ............._..----...«.«....t a
(a)
RESIDUALS UTIIlZA7*WDISP0SAL (rxiucfing Incinerated ash)
(a)
Lagoons. ....... .. .................................................2
.................... ..................................................................
(b)
Land Application (surface and subsurface) (me definition 22a)
by contracting to a land applioation operator or landfill operator who !olds the land application permit
.............................................2
or hodril pamth. ....... ... ..................... ,
W
Dedicated Landtill(buriai) by the perrrotn" of the wastewater treatment .'.............
(®)
U
(a)
Chlorination ............ ......... .......... ................................ ........... .............».........—...... .................. ......... S
(b)
Do chlorination..... ..... ...................................»........_.........«......,....._....«..................................................5
(c)
Ozone ................. ............... ....... ...................... ............... ................ ......... »........... .............................
(d)
Radiation. ... ......, __ ......... 5
(10)
CHEMICAL
ADDITION SYSTEM(S) ( see definition No. 2) [rot applicable to cherricat additlors rated as ham (3)Q).
(6)(a). (6)(b), (7)(b). (7)(s), (Oa), (9)(b) or (9)(c) 6 points each:
Ust
.... ...................... .............. ........ ..».«............»..........«.....„ „................6
«................. ........... ....... ...... ................... ....»..... .......... ........... « .............. .......... ...._.S
«. «....... ............................«»............» ............................................... I..........
............ ........................_......................................«............ ....... ...... ..............
t 1)
wce-uwa L"IWF1DCESSES
(a)
Holding Pords, Holding Tanks or Settling ponds for Orpanlc or Toxic W.Wo ale Inducing wastes from mining
operations containing nitrogen or phosphorus compounds In amouras significantly greater than Is common
for domestic wastewater. ..„.. .............. ... .... .._ .. .......... ...A
(b)
C-ffiuent Flow Equaibatlon (nol applicable to storage basins which are Wwart in land appGution systems)—.2
(c)
Sligo Discharge (not applicable to storage basins Inherent in land application tystatsls) ..».-....------------ 5
(d)
pumps. ...................................... ....... _«..««................. ......,.,««,.....«...........3
(e)
Sund-By Power Supply.....».................................................................»».».«.«.........„..........««....3
(f }
Therrnat Pollution Control Device ..... ....... ............... ....... ,............. ........ 4
TOTAL Pl71KT5.... ......»...... .«» « «...................»....«_...
CLASSFKATCN
010115 1..........«.......................».«...................................................... 5.26 Palms
Cuss II.....«... ........ «......... ....... ................».....»...... .............. ........ .....«26.50 Poirds
Ciss It ........ ............. «.......... ........ ....«.«..«...«...................»............. Points
-----------------------------------r.---------------------
CitesiV....«.....«......«..........«.............................»».«....«......«.«._...i6 Elp Points
_
Facilities haykg a rating of ons through four points, induslve, do not require a aortf c! operator.
Fadiitles having an activated sludge process will be ass4noda rninimum dassifionsbriof Class II.
Facildes having taemert processen for the removal of rrtetai or cyankfs wig be assigned a mirimunt classIfiation of Class II.
Faclh;os having treatment proaz: sos for the biological rammng of phosphorus wW be t sisEgnisd a minimum daasificatton of Cuss III.
.00D4 DEFIN TiC?W
Tie following definitions shag apply throughout this Subehsapier.
11) Activated Carbon Beds. A phys la0chemical method for reducing oafubie organic matorlat from wastewater offiuert; The column -type beds used In this
rwthod will hays a flow rats varying Inure two to sight gallons par minute per square toot and may be ehher upflow or downilvw carbon beds. Carbon may or
may rot be regeranded on the wastewater trsairnarl plan she;
(2) Aeralod LagoonL A basin in which all solids am naintalnsd in suspension and by rhh:h biologksi oxidation or organs matter Is reduced through artificially
accelerated trartdor of oxygen on a flow -through basis;
(3) Aeration. A process of bringing about ktttnnato cortact between ail or Ngh purtty oxygen In a liquid by spraying, alphatlon or cliffusiong3a) Extersded
Aomliom An adtvated si' qe proceaa utliizV1g a n**T m hydraullc detention time of 19 hours.
(4) Agricukuraft managed silo. Any she on which a crop Is produced, managed, and harveciad (Crop includes grasaes, grafrs, tree°. isle.):
(5) Air Stripping. A process by wNch the amrtatium Ion 63 first corwomod to dissolved ammonia (pH ad)usimom) with the ammonia then released to the
aimcaphore by phtys3rAi m&Lra; or other skrmar pnxessas which remove poroieum produce such es benzene, totvono, and rty4ens;
(6) Carbon A"noratlorL The ropersration of exhausted carbon by the use of a fumace to provide ortrarr" high temperatures arhish yoUaize and oxldtze the
abacrbed IrFurfdaa;
(7) Carbana-csous Stapp. A stags of wastewater trttatrnerg deslgnad to acTdwo *setondarfr offiuem &rigs;
(8) Caribluge. A rttodwical device its which oerrtrifug .1 force is used to separate solids from liquid; or is separate fiqulds of Monett denat,.as:
(4) Chemical Ad=on Systems- The addtion of eAmksal(s) to wastewater at an applttldon pant for purposes of krprwN solids removal, phi ad)ustmem.
sfWhIry control, etc.; Vw ca,pabinty to experiment with dMerom Ownlca3s and different appticatton points to achleva a spocft result wfft be coisldorsd one
system; the rapabiitty to add chemical(s) to dual units vAl be rated as ono system; capability to add a c wnikal at a different appikat;at points for different
purpnca: wfl result In tfta vysiams being ratad as t aptrats sysiorss:
(10) Chemical SUdge Co-dNoring. The addition of a dwrn;oW compound such as Time, ionic ehlorfde, or a polymer to oat sludge 10 coatescs tt& mass prior to
Its apprication to a dewawing darvioe;
(11) Closed Cycce Syslerres. Use of hokfing ponck or fol ing tanks for corWnmert of wastewater Wnfthh g irwr}iant_ nontoxic malertals from sand, gravel,
crushed stone or other simftar openeioris. Such systams shalt carry a mzxLnum of two points regardless d pumping facflhias or arty other appurienanass;
(12) Combined Removal of Carbonaceous BOD and NhMgonouz Removal by igltrification- A single stage rystsm required to achieve ponnh effluent timhs on SOD
ard amrrgnla nitrogen within ttte same bioiogka; mactor,
(13) Dechloriratkrn. The pantiw or orrpheY.a redudian of residua! cl-krire in a liquid by arty chomicai or physical pr em'.
(14) Dentrffication Process. Tfte correorzlon of ritra:a-r0rvgan to nitrogen gas: