WQ0004599_Final Permit_19910627

State of North Carolina
Department of Environment, Health and Natural Resources
Division of Environmental Management
512 North Salisbury Street • Raleigh, North Carolina 27611
.1MI s [i, IMM—Lirt, GOVUnor
Wiili:im W, C'ol)oy, Jr.; Sccrclsry
The Honorable Charles
Town of 13anncr Elk
Post Office Box 1.56
Banner Elk, NC 28604
Dear Nlayor VonCanon.
VonCanon, Ma} -or
June 27, 1991
Subject: Permit No. WQ0004599
Town of Banner Elk
Land Application of Slud�!z
Avery County
Director
In accordance. with your application received January 8, 1991, we etre forwarding hereevith Permit
No. WQ0004599, dated Julie 27, 1991, to the Town of Banner Elk for the operation of a land ,tpplkcation
of sludge proffraii7.
This permit shall be effective from the date of issuance until May 31, 1996, and shall lie subject to
the conditions and limitations as specified therein. Please pay particular attention to (lie rl1onito1•in40
requirements in this peri -nit. Failure to establish an adequate system for collecting and maintaininwg the
required openitional information will result in future compliance problems.
If any parts, requirements, or limitations contained in this permit are unacceptable to yau. Vou have
the right to request an adjudicatory hearing upon written request within 30 days following receipt of this
permit. This request must be in the form of a written petition, conforming to Chapter- 15013 of North
Carolina General Statutes, and filed with the Office of Administrative Hearings, P.O. Drawer 2.7447.
1Zale,gh, NC 27611-7447. Unless such den -lands are made this permit shall be final and bindiMT-
f Regional Offices
Asheville Fayetteville Mooresville Raleigh Washington wilmington Winston-Salem
4 704/251-6208 919/485-1541 704/663-1699 9191733-2314 9191946-6481 - 919/395-3900 9191806-7007
Pollution Prevention Pays
P.O. Box 29535, Raleigh, North Carolina 27625-0535 Telephone [phone]
An Equal Oppoirturtity Affirmative Action Employer

vlaayor VoilC�illloll
WQ0)004: 99
.mine 27, ;991
Cf %Cui need additional information concerning this matter, please contact Mr. Lindsay L. Mize at
919/ 733-501,�;.
C -C: A% L,:-\, County Health Department
N,l(, Gill Associates, P. A1.,
Asi:��ille Regional Office
Groundwater Section
Traning and Certification
Facilities Assessment
�rt'tt

NORTH CAROLINA
(A y
I'NVIRONMENTAL NIANAEXEMENT COMMISSION
Di�,PARTIMENT OF ENVIRONMENT, HEALTH AND NATURAL RE'SOURCES
RALEIGH
SLUDGE LAND APPLICATION PERMIT
In accord;rnce with the. provisions of Article 21 of Chapter 143, General StatuteS OfN01-01 C trcllin:t t5
amended, and other applicable Laws, Rules, and Regulations
PERMISSION IS HEREBY GRANTED TO
Town of Banner Elle
Avery County
FOR THE
operation of a sludge land application program consisting of the application of municipal wastewater
sludge from the sources listed in Section II (4) of this permit to sites listed in Section VI (6) of this peill:it
with no discharge of wastes to the surface waters, pursuant to the application received January 8, 1991
and in conformity with the project plan, specifications, and other supporting data subsequently filed rind
.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 May 31, 1996, and shall be subject to
the folio zing specified conditions and limitations:
I. PE'R1{ORNIANCE STANDARDS
The Asheville Regional Office, phone no. 7041251-6208, and the appropriate local
governmental official (county manager/city manager) shall be notified at least twenty-four
(24) hours prior to the initial application of the sludge so that an inspection can be made of
the application sites and application method_ Such notification to the regional supervisor
shall be made during the normal office hours from 8:00 a.m. until 5:00 p.111. oil Monday
through Friday, excluding State Holidays. Also the Avery County Mana4�er's office must
be notified prior to the initial application so that they will be aware that the operation has
commenced.
? . This permit shall become voidable if the soils fail to adequately absoz-b the wastes and may
be rescinded unless the sites are maintained and operated in a manner which will protect
the assigned water quality standards of the surface waters and ground waters.
3. The land application program shall be effectively maintained and operated tis a non -
discharge system to prevent the discharge of any wastes resulting from the operation of this
program.
4. The issuance of this permit shall not relieve the Permittee of the responsibility for damages
to sun -face or groundwaters resulting from the operation of this facility.

5. In the event that the land application program is not operated sansfac€drily, includirl; tile.
creation of nuisance conditions, the Permittee shall cease. applying sludge to the sites and
take any imnicditate corrective actions, including the construction of additional or
replacernf nm wastewater treatment or disposal facilities.
6. No crops for direct human consumption shall be raised on these sites for ;t period of IS
months following sludge application.
7. MaxinIUM slope for sludge application shall be 10% for surface al)plication and 18% for
subsurface applications.
S. The following buffers zones shall be maintained:
a) 400 feet from residences under separate ownership for surface ,tj)j)liC,!tion tl7ethod:
however, the buffer zone requirement may be reduced to n mini1nurn of 100 fe,z[
upon written consent of the owner,
b) 200 feet from residences under separate ownership for injection method; however.
the buffer zone requirement may be reduced to a minimum of 100 feet tlpon written
consent of the owner,
C) 100 feet from "SA and SB" classified waters and public surface watcr supplies for
both methods,
d) 50 feet from "WS" classified waters and other streams, creeks, kik-es, rivers, and
surface water drainage ways for injection method,
C) 100 feet from "WS" classified waters and other stz-cams, crecks, lakes, rivers and
surface water drainage ways for surface application method,
f) 100 feet from property lines for both methods; however, this requirement may be
-reduced upon written concurrence from the adjoining property owner,
Cf
g) 50 feet from public right of ways for surface application tnethod�,
11) 25 feet from public right of ways for subsurface disposal methods,
i) 10 feet from upslope interceptor drains and surface water diversions for both
methods,
j) 25 feet from downslope interceptor drains, surface water diversions, groundwater
drainage systems and surface drainage ditches for both methods.
9. A copy of this pern-tit shall be kept at the land application site when stud(Te is being applied
during the life of this permit. A spill prevention and control plan shall be kept in ',Ill slud«z
transport and application vehicles.
10, All sludges included in this permit must be stabilized by a process to significantly reduce
pathogens (as described in 40 CFR Part 257, Appendix 11) prior to :application or
incorporation. An evaluation of all sludges as specified in condition II 4 must be conducted
as to their ability to demonstrate compliance with this requirement. A copy of this report
must be submitted to the Assistant Chief for Operations, Division of Environmental
Management, Water Quality Section, Operation's Branch, PO Box 29535, Raleigh, i1TC
27626-0535, within six (6) months of the permit issue date.
1 1. Specific sludge application area boundaries shall be clearly marked on each site prior to and
during sludge application.
12. No sludge at any time shall be stored at any application site.
It. OPERATION AND MAINTENANCE REQUIREMENT
The facilities and disposal sites shall be properly maintained and operated at all tidies
2

?. A suitable vegetative cover as listed in condition 113, shall be maintained in accordance.
v ith the crop management plan approved by this Division.
Tile- application rates shall not exceed the following for the specified c7 -ops:
Craps PAN Obs/acre/growing cYc.•le)
Christmas Trees' 120
ogle application per growing cycle of the trees
4. No sludges other th„ �t the following are hereby approved for land app]ication in accordance
with this pe11111t:
Permit Estimated
Source Counter Number . Volume ( %Maalloll s fear)
Banner Elk W\N'TP Avery NC0032115 1.987
5. The lifetime heavy metal loadings shall not exceed one-half the following for the
corresponding Cation Exchange Capacities (CEC):
Parameter-ba:re)
CEC < 5
-17(
FC > 15
Lead
500
1000
2000
Zinc
250
500
1000
Copper
125
250
500
Nickel
125
250
500
Cadmium
4.5
9
18
C. Upon classification of the facility by the Certification Commission, the Permittee shall
employ a certified v, astewater treatment plant operator to be in responsible charge of the
wastewater treatment facilities. The operator must hold a certificate of the type and grade Ott
least equivalent to the classification assigned to the wastewater treatment facilities by the
Certification Commission.
7. Adequate procedures shall be provided to prevent surface runoff from carrying any
disposed or stored sledge material into any surface waters.
8. Animals shall not be grazed on sludge applied land within a 30 -day period following the
sludge application. Application sites that are to be used for graziniz shall have fencing that
will be used to prevent access after each application.
9. Surface applied sludge will be plowed or disced within twenty-four (24) hours after
application.
10. For areas that are prone to flooding or within the 100 -year flood elevation, sludge may be
applied only during periods of dry weather. The sludge must be incorporated into the soil
within twenty-four (24) hours of application.
1 1. Appropriate measures must be taken to control public access to the land application sites
during active site use and for the 12 -month period following the last sludge application
event. Such controls may include the posting of signs indicating the activities being
conducted at each site.
l
12. Adequate provisions shall be taken to prevent wind erosion and surface 1-1111off from
f. conveying pollutants from the sludge application area onto the adjacent property or into the
surface waters.

I .3. Sludge. shI not be applied in inclement weather or until 24 ]loin's following a rainfall event
of 1/2 -incl: �sI greater in 24 hours. Any emergency sludge disposal measur�.s ,lulst first be
approved 1"•' the Division of Environme€ktal Manauernent.
14. The site shill be adequately limed to a soil pH of at least 6.5 1)I'101' to SlLld C 3pplicl.Liol1.
Sludge may be applied to sites with a pH of less than 6.5 provided a sufficient Illllount of
N111('- is also ipplied to achieve a final pH of the line, sIudoc and soil rtlixrure. (1f,'11 least 6.5.
111. !MONITORING, AND REPORTIN , REQUIREMENTS
Any nor ;ring {incluclino -oundwater; SllrfaICC Mate]', sludge, soil. CII' plant tissue
analysesr :Ye,tled necessary by the Division of Environmental Mallcl'stlllent to illsurc
protection Cu the environment will be established and an acceptable sampiin,, Lind repcartin1T
Schedule s''all be follov.,ed. I.f monitoring, data Indicates rninimal or no cLoncern to the
Division, nCductlorl of mon€toring requiren)ents may be ptlI"Shed after LWO ',tnlltlal reporting
periods.
2 . Proper recd ds shall be maintained by the Permittee tracking all disposal activities. These
records sha;'. include, but are not Necessarily limited to the following information:
a) sot::•ce of sludge
b) date of sludge application
C) map, of the location of sludge application (site, field, or zone #)
d) nFeiLihod of application
e)=e.::her conditions
f) soil conditions
g) type of crop or crop to be grown on field
h) volutne, of sludge applied in gallons/acre and dry tons/acre
i) annual and cumulative totals of dry tons/acre of sludge, an€luai 111d cumulative
pounds/acre of each heavy metal (which shall include, but not be limited to
lead.nickel, cadmium, copper and zinc), annual pounds/acre of plant available
nhi-oTen (PAN), and annual pounds/acre of phosphorus applied to each field.
3. A replesert_ttive annual soils analysis (Standard Soil Fertility Analysis) shall 1�e conducted
of each sitz receiving sludge in the respective calendar year and the I-esult; maintained on
file by the Permittee for a minimum of five years. The Standard Soil Fertility Analysis
shall incline, but is Not necessarily limited to, the following parameters:
% Base Saturation
Manganese
Mannesittm
Cation Exchange Capacity
Phosphorus
Sodium
Potassium
Nickel
Lead
Cadmium
Zing
Copper
PH
Calcium
5. Three copies of all monitoring and reporting requirements as specified in conditions 11I 1,
1112 and 1113 shall be submitted annually on or before March 1 of the follo«%"M(r veal• to the
following address:
NC Division of Environmental Management
Water Quality Section
Facility Assessment Unit
PO Box 29535
Raleigh, NC 27626-0535
4

6. Noncompliance Notification -
The Permittee shall report by telephone to the Asheville. Regional Office telephone no.
704{251-6208, as soon as possible., but in no case more than 24 hours or on the next
working day following the occurrence or first knowled4ge of the occurrence of ,illy of the
following:
Zn
Any occurrence with the land application program which results in tine land
application of significant amounts of wastes which are abnormal in quantity or
characteristic,
:'1ny failure of the land application program resultiil in a release oC sludge inaterial
to receiving waters.
Any time that self-monitoring information indicates that the facility hats gone out of
compliance with the conditions and limitations of this permit or tlte. p.tranieters on
which the system was designed.
Any process unit failure, due to known or unknown reasons, tht€t render the facility
incapable of adequate sludge. treatment.
Any spillage or discharge from a vehicle or piping systenn transporting sludge to the
application site.
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.
I V. GROUNDWATER REQUIREMENTS
Any groundwater quality monitoring as deemed necessary by the Division of
Environmental Management shall be provided.
2. No land application of waste activities shall be undertaken when tine seasonal high \eater
table is less than three feet below land surface.
NJ . INSPECTIONS
The Permittee or his designee shall inspect the sludge storage, transport, and disposal
facilities to prevent malfunctions and deterioration, operator errors ,incl 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 keep 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 IVRilabIt upon
request by the Division of Environmental Management or other periaiitting authority.
2 . Any duly authorized officer, employee, or representative of the Division of Environmental
Management may, upon presentation of credentials; enter and inspect any property..
1 premises or place on or related to the disposal site and facility at any reasonable tir ne for the
purpose of determining compliance with this permit; may inspect or copy any records that
must be kept under the terms and conditions of this permit; or may obtain samples of
groundwater, surface water, or leachate.
y 5

V1. G;ENI,RAT, CONDITIONS
- 1 . This perr;it shall become voidable t111ICSS the land application ,iciivilic, .tic t•1111'ried out ill `
accorcl:u, : �� ith the COnditions of this pemiiit and in the manner appro1, _,Iley this Divisia11.
?. This per; :lit is effective only with respect to the nature and volumc of wastes described in
the application and other supporting data.
3. This permit is not transferable. In the event there is a desir-- for the facilities to change
ownershiu of :4 name change of the Permittee, a formal pr:rl'llit 1°rcluest 1-11uSt he submitted to
the Divi_ i011 of Envirotirnental Management accompanied by :,n application fee.
clocurntr.t:ttion fr0111 tlr,: parties involved, and other supporting materials as may be
appropriate. The approval of this request will be considered on its merits and may or niay
not be approved.
4. Prior to :my transfer of this land, a notice shall be given to the new owner that gives full
details of the materials applied or incorporated at this site.
5. This permit shall become voidable unless the agreements between the 1'e.rrnittee and the
landowners/lessees are in full force and effect.
6. The following are approvtd. sites for sludge application (see attached
Site No. Owner[Lessee Application Are:0 (acres)
I,: Grandfather Homes, Inc. S
- Application Area excludes buffer areas.
- Site will be further broken down into zones that will clearly- illustrate each applicsttion
area.
7. Failure to abide by the conditions and limitations contained In this permit may subject the
Permittee to an enforcement action by the Division of Environmewal Management in
accordance with North Carolina General Statute 143-215.6.
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 15 2H .0205
(c)(4).
9. The issuance of this pennit does not preclude the Permittee from complying �� ith tiny and
;111 statutes: rules, regulations, or ordinances which may be imposed by other government
agencies (local, state, and federal) which have jurisdiction.
10. The Permittee, at Ieast 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.
1 1. This permit may be modified, or revoked and reissued to incorporate any conditions,
limitations and monitoring requirements the Division of Environmental Management deems
necessan, in order to adequately protect the environment and public health.
G

Pel'illit issued thiS the 27th day of June, 1991
NN
H CAROI..INA ENVIRONMENTAL \MANAGEMEN'f COMMISSION
i
t
Gcc)r,-,e. T. Everett, irector
Division of E-nviiot�n� gal r _r iient
By Authority of the Environmental WMIgetne«t Commission
Permit No. \VQ0004-599
7

-----NOTE: INDIVIDUAL TRACTS WILL BE MEASURED IN FIELD
t j
TO VERIFY ACTUAL ACREAGE PRIOR TO SLUDGE APPLICATION
-�,i�!1441t
fit
itri � ! I 1 1 ! • � 1 ' 4 I � : {
p
'� wi' �.,^ � '� �' ' ,tib ��`�, 1��r�+''';L. • ; ,,.
'
Bm bP
SHALLOW SOILS { 1 p 30+t)
��� �
y�'41J�, i�� , 1 1" r�r r� PIIS' i
y 1 �f 7 IIL I •�•
AL
R 1 7 1 1 k f 1• I.
'i ' � '�l ' } 'r� If � •� 4 � 1 S '
ROCK OUTCROP;.:
Of
STEEP SLOPE
�jo i
111;'PROPOSED APPLICATION
I LIIClATION AREA o
1
SLUDGE MANAGEMENT PLAN
TOWN OF BANNER ELK
`RING LOCATION
i5 ',� •�' '•ILC P I -� t
-NO WELLS LOCATED
NEAR SITE
� S" I'_ . y � F I•� ' r 1
TOTAL ACRES -- 12
USABLE ACRES -- 8
SCALE: 1" = 5001

r
ITEM
RATING SCALE FOR CLASSIFICATION OF FACILITIES
Name of Plant: Lo 1,da DE 1 �S
Owner or Contact Person: �, ��n (�t_�h fpr.��LZ 1/c�s i4rrre/
MailingAddress: - r
---------------------------------------------------
County:
-----_---------------- _-----------------------
County:AFeet^ l Te€ephone: %O Y-�9�'-S'��
?
NPDES Permit No. NC00 Nondisc. Per. No. [✓ OCJO �9�f
IssueDate: Expiration Date: 5Y? // /96
Existing Facility New Facility
Rated By:/,, i �� Date:
Reviewed (Train- & Cert.) Reg. Office
Reviewed (Train. & Cert.) Central Office
ORC Grade
POINTS ITEM
(1) Industrial Pretreatment Units and/or
Bar Screens ................................ 1
Industrial Pretreatment Program
or
(see -definition No. 33)
4
(2) DF51GN FLOW OF PLANT IN GPD
Comminuting Devices ........... .. I .......... 2
(not applicable to non -contaminated cooling
Grit Removal ............................... 1
waters, sludge handling facilities for water
or
purification plants, totally closed cycle
Mechanical or Aerated Grit Removal ........... 2
systems (del. No. 11), and facilities
Flow Measuring Device ....................... 1
consisting only of Item (4) (d) or Items (4) (d)
or
and (11) (d))
Instrumented Flow Measurement .............. 2
0 -- 20,000 ..........................
1
20,001 50.000 ..........................
2
50,004 -- 100,000 ..........................
3
100,001 - 250,000 ..........................
4
250,001 500.000 ..........................
5
500.001 --1,000,000 ..........................
8
1,000,001 -- 2,000,000 .............. _ ... I .....
10
2,000,001 (and up) - rate 1 point additional for each
200,000 gpd capacity up to a
10
maximum of 30
Mechanical Air System (fixed,
Design Flow (gpd)
(3) PRELIMINARY UNITS (see definition no. 32)
(a)
Bar Screens ................................ 1
2
or
(b)
Mechanical Screens, Sialic Screens or
(c)
Comminuting Devices ........... .. I .......... 2
(c)
Grit Removal ............................... 1
Settling Ponds or Settling Tanks for Inorganic
or
(d)
Mechanical or Aerated Grit Removal ........... 2
(e)
Flow Measuring Device ....................... 1
for water purification plants, sand, gravel,
or
(f)
Instrumented Flow Measurement .............. 2
(g)Preaeralion
................................ 2
1)
InIluent Flow Equalization ................... 2
Grease or Oil Separafors - Gravity .......... 2
2
Mechanical .......... 3
Dissolved Air Flotation. 8
(j}
Prechlodnation . ..................... I ....... 5
(4) PRIM ARY'TREATMENT UNITS
POINTS
(a)
Septic Tank (see definition no. 43) ..............
2
(b)
Imhoff Tank ..................................
5
(c)
Primary Clarifiers ............................
5
(d)
Settling Ponds or Settling Tanks for Inorganic
Non-toxic Materials (sludge handling facilities
for water purification plants, sand, gravel,
stone, and other mining operations except
recreational activities such as gem or gold
mining) ......................................
2
(5) SECONDARY TREATMENT UNITS
(a)
Carbonaceous Stage
(i)Aeration - High Purity Oxygen System ... T
20
Diffused Air System ...........
10
Mechanical Air System (fixed,
floating or rotor) ..............
8
Separate Sludge Reaeration .....
3
(ii) Trickling Filter
High Rate ...................
7
Standard Rate ...............
5
Packed Tower...............
5
(iii) Biological Aerated Filter or Aerated
Biological Filter ......................
.10
(iv) Aerated Lagoons ..................... .
10
(v) Rotating Biological Contaclors ..........
1 0
(vi) Sand Filters -
intermittent biological .. . ..
2
recirculating biological . . . ..
3
(vii) Stabilization Lagoons ...................
5
(viii)Clarifier ..............................
5
(ix) Single stage system for combined
carbonaceous removal of BOD and
nitrogenous removal by nitrification
(see def. No. 12) (Points for this item
have to be in addition to items (5) (a)
(i) through (5) (a) (viii) .................
8
(x) Nutrient additions to enhance BOD
removal ...............................
5
(x i) Biological Culture (-Super Bugs') addition
to enhance organic compound removal .....
5

Nitrogenous Stage
(i) Aeration - High Purity Oxygen System ... .
Diffused Air System _ _ ....... _ .
Mechanical Air System (fixed,
floating, or rotor) _ .... _ ......
Separate Sludge Reaeration
(ji) Trickling Filler -
High Rale .............•
Standard Rate _ . _ ....' _ ... .
Packed Tower .. _ .. _ ..... .
(iii) Biological Aerated Filter or Aerated
Biological Fitter ........... . ............ .
(jv) Rotaling Biological Contactors .. _ ........ .
(v) Sand Filler -
intermittent biological .. _ . ... .
recirculating biological .. . . ... .
(vi) Clarifier ...............•.......•........
TIARY OR ADVANCED TREATMENT UNIT
Activated Carbons Beds -
without carbon regeneration ....... . . . . . . . • • .
with carbon regeneration ... . ............... .
I Powdered or Granular Activated Carbon Feed -
without carbon regeneration ................ .
with carbon regeneration .................. .
} Air Stripping ........... . ....... . . . . . .... .
Denitrification Process (separate process)
Electrodialysis .. . . ....... . ....... . ......... .
Foam Separation ..............................
} ton Exchange ................................
Land Application of Treated Effluent
(see definition no. 22b) (not applicable for
sand, gravel, stone and other similar mining
operations)
J) on agriculturally managed sites (See def.
No.4)...................................
(ii) by high rate infiltration on non -agriculturally
managed sites (includes rotary distributors
and similar fixed nozzle systems) . _ .... _ ... .
(iii) by subsurface disposal (includes low pressur
pipe systems and gravity systems except at
plants consisting of septic tank and nitrifica-
tion lines only) ............................ .
Microscreens.................................
Phosphorus Removal by Biological Processes
(See def. No. 261 ............... . .... . ....... .
] Polishing Ponds - without aeration . _ _ .. - _
with aeration ... . . .. . . .
Post Aeration - cascade ..... . . . ..... .
diffused or mechanical . . .
1) Reverse Osmosis -_------- ...................
Sand or Mixed -Media Filters - low rate ...........
high rate ..........
Treatment processes for removal of metal or
cyanide ---•-------------------'-----
:......
Treatment processes for removal of toxic
materials other than metal or cyanide _ _ _ _ _ - - - .
UDGE TREATMENT
Sludge Digestion Tank - Heated . ............. .
Aerobic .............. .
Unheated . . .... . . .... .
Sludge Stabilization (chemical or thermal) . . . . . . .
Sludge Drying Beds - Gravity ......... . ..... . .
Vacuum Assisted ...... .
Sludge Elulriation .... . . . . . . .... . ............ .
Sludge Conditioner (chemical or thermal) .. . ... .
Sludge Thickener (gravity) .. . . . ..... . ......... . .
Dissolved Air Flotation Unit
(not applicable to a Unit rales as (3) (j) .. _ .... .
Sludge Gas Ulilizalion (including gas storage)
20
(i) Sludge Holding Tank - Aerated .... . ...........
5
10
Non-aerated ............
2
(j) Sludge incinerator - (not including activated
e
carbon regeneration) . - _ ..
10
3
(k) Vacuum Filter, Centrifuge or Filter Press or olher
simifar dewatering devices .............. . .....
10
7
5
(8) SLUDGE DISPOSAL (including incinerated ash)
5
(a) Lagoons ........................................
2
(b) Land Application (surface and subsurface)
10
10
(see definition 22a)
-where the facility holds the land app, permit
-by contracting to a land application operator who
2
holds the land application permit ................ 2
3
-land application of sludge by a contractor who does
5
not hold the permit for the wastewater treatment
facility where the sludge is generated .
10
(c) Landfilled (burial) .............................
5
(9) DISINFECTION
5
(a) Chlorination ............................. .
5
15
(b) Dechlorination ........................
5
(c) Ozone ...... .......................
5
5
(d) Radiation ..........................
5
15
(10) CHEMICAL_ ADDITION SYSTEM (S) (See definition No. 9)
5
(not applicable to chemical additions rated as item
10
(3) 6), (5) (a) (A), (6) (a), (6) (b), (7) (b), (7) (e),
5
(9) (a), (9) (b), or (9) (c) 5 points each: List:
5
5
5
5
5
5
(11) MISCELLANEOUS UNITS
(a) Holding Ponds, Holding Tanks or Settling Ponds
for Organic or Toxic Materials including wastes
10
from mining operations containing nitrogen and/or
phosphorous compounds in amounts significantly
greater than is common for domestic wastewater ..........
4
4
(b) Effluent Flow Equalization (not applicable to storage
e
basins which are inherent in land application systems).
2
(c) Stage Discharge (not applicable to storage basins
inherent in [and application systems .......................................
5
4
(d) Pumps ....................................................... .............................................
3
5
(e) Stand- By Power Supply..................................................................
3
(f) Thermal Pollution Control Device .............................................
3
20
2
5
0
5
TOTAL POINTS
5
2
5
CLASSIFICATION
15 Class I ........................................................__. 5 - 25 Points
lass il..............._............._......__.............._.. 50 Points
15 Class I]I....................................................... 51- 65 Points
ClassIV ........................................................ 66- Up Points
Facilities having a rating of one through four points, inclusive,
10 do net require a certified operator_ Classification of all other
5 faci€ilies requires a comparable grade operator in responsible
3 charge.
5
2 Facilities having an activated sludge process will be assigned
5 a minimum classification of Class II.
5
5 Facifilies having treatment processes for the removal of metal
5 or cyanide will be assigned a minimum classification of Class II.
a Facilities having treatment processes for the` biological removal
2 of phosphorus will be assigned a minimum classification of Class`
PEFIN tTI lir
JQAcriv,l.d Cxrban Bads_ A physk A1ch,mkal m.lhod lot rodvcing &oluble or93nic mat.r;al from
wast.w elllu•nt: the column•ryp6 beds vs.d in This method wir have a flow rale varyifg Iron, lwo
1.., , per minute per square loos ane may loo •ilher vpllow or downitow carbon bads. Carlon
a A be rag.noealed on The waat•w'al•r 1181Vnenl plant ail.,
47 i°O s, A basin In which aO solids are maintained h suspension and by whkh biolcg;c I
o. organic outran -IL Avdracvd lls—ph irlirki111y accalaul.d [ran.l.r at o.ygan on a flow.
Lt.
(] ,A process of bringing aboul injvnale conlacl b•1w..n air or high purily cay9an in a liquid
h agh,ilion dillusion;
[iµ0ricwlmaAy nhanaoed site. Any silo on which a crop Is fl odwaod, msnsood, end harvoslnd [Crop
includes grasses. Quina, hoes, el°J: '
[5)A;, 51,ippinq. A process by which the ammonium ion is r4st eursv.rlad to di,mlv.d ammonia (pl{
adjuamem) wilh the ammonia then rel .... d to the arrrasph.r. by physical m.xnz; or other simjEm
p,x..sas which fsmov petroleum produoi. such as bont.n., toluene, and xylone,
(6)Clrbon RegararlFron. The regeneration of whauslmd carbon by Iha use of a furnace to provide
.aum•ly high tsmpile2mos which viehiilir. ar.6 eridiz. til4 absorbed impurities•
O)Carbonae.ous Su9e, A 11*96 or wasl.w:lae tr•atmenl designed to achiove 'weondary effluent
limits,
[a)Caouifu9e, A maclonical device in which conullugal lorca Is used to aeparato solids Irons l;gv;ds
an&" so ..paw- WWs of trlfbranl d.nsilias.-
(9JChemicil Addition Systems . The addition or chamical (s) to wastewater al an application point fw
purposes of improving solids removal, pH adjusimint. alkalinity control, are.: the capability to
esparimanl wish d81er•m chemicals and dilf.lenI applicilion points to a(hiava a ap.c;fic result win be
considered one system: lila eapabil;ty Io add ehem;esl (s) la civil unlit will be salad as one system;
capability to add x ehemieal to dilrarenc* application points lar different purposes visit result in the
ayslams being rata a1 s•parale aysl.nL
(10)Chemical Sludge Condillisning. The addition of a chseical compound such as time, ferric chloride, w
a polymer to was sludge so eoaistcs the mass prior to its 2pplicalren to x d•walefng device;
(ta)Closod Cycle Systems, use of holding panda or holding tanks fee containment of wastewater
conaaning inorganic, non-toxic malarial& Item sand• gravel, crvshod non• or other similar cpotations,
from wr.ieh these is no d;:ehaega to [he surface watws; such sysl.ms shat carry a maximum e1 two
pons, regardless of pumping laeililas of any ether app-unenane.i•
(12)Combinad As haval oI Carbonaceous 800 and Ntog.nous Removal by Niuirscztion . A sinpis slags
syslem -designed to ach;.vs 'advanced' permit .fnu.rt runils on BOD and ammonia nifrogan wttsjn
the &anaa biobgrcaf /*:clot.
(17)De-ehlorina6on. The patl;A or compfolit todvclion o! residual chlorinit in a rpuid by any chom;cif
Of phylkxl process;
I14)D4niuiricaL6n Process. The conversion or AsU21o•n;vo9en to njlrogon gas;
(13)Elsdo
euolysls, Prose„ roe removing ionhed salts hom wales trough the use of ran-saladire
len.aeha,y. membran.s: _
(16)Fi3er Press. A process operaled mechanically for paR;agy dawaluing sludge;
(17)Foam S.puasion_ The piannld_Rothing of w)atmw List of waslewafer effluent as . means o3
Ismoving rxemasty, amounts of dolletpent materials though the inlrodueton of air In the form or fine
bubble.: lose called loam lna;enaTion•
(16)Gei1 Relr+erIL The process al semaving psis and olhaf heavy ft"faf malls( from waslowilar:
Hoff Tank- A deep Iwo sloey waslawaler lank eandstu+g of an upper saditsnanfafian Chambor and
;it*. dp.stian chamber
n•nt.d Flow )Asa3rfemanl. A device which indhcat.s xndfor s*turds rale or flow;
:hinge, A chemical process in which ions from Iwo dilferual molecules 21• eachanq*d;
1 •fication: (a) Slvdpa DispOsal. A Anal sludge disposal malhad by which &judge may be
.pk - if •;tar by spraying ar. the surface or by subzvilaca injacl;on (ca., chisel plow); Inol
ePplk. .r types of sludge described on (Il) of this Rural, (b)Trall.d ElDvant The process of
Spraying treated wastewater onto a field arms Of Other methods of appfieition of wastawalor onto a
sand a -•I as A moans of final disposal slide.? ire xtmenl;
(Z3jMcro1u..n_ A low speed, eonl'Inuovsty, back.washed, 16111ing drum fills oparaling under
9raviy conditions as a polishing melhod samaving suspended solids from .ghaent-
(29N4AIicst;o6 Procul. The biochemical eonverslon of unoxid;a•d nitrogen (ammanii and :loan;.
nitrogen) to 011dite4 nitrogen (uzarafty nitrile):
(2SJfdjropenpVS SIa51. A hepatal* 1119* 01 wariewar•r b.almunl designed foe the specific purpose of
converliAg ammonia nitrogen to n;tfata nfirogon•
t26)Phosphal. Res' Il 8iolo9;caL The samaval of phosphorus from waslowxler by an oxirlanol;c
Preuss des;prad to enhance luxury upnk. of phosphorus by she. rtdnoorg orris ms;
(2y)Ptr
OXstwg Pond- A holding pond following &.condary .atma.l with svfici.nl dale,[;,, le an,, for
She segrrng of nilly suspended solids; l
128)1`611 Ati,2rIo a AM160n following conventional a.ccndary Inllmrnt units to Increaso *Jliuonl P.O.
of lar any What pvrp,&e:
(29)part Aar'" (Cascade) A po6ching method by which dissolved oxygen is added to the ainugnl by
I eonmochanka(, gravity moans o[ (lowing down a series of slaps or w.irr; Tho now --mg sees
she slaps or we;li5 move, in a fairly thin layer and the oper,llon of she cascade nquira, no op•ralor
adiusimonl• shies, late points it. assigned even though stns is an assentiar step to misting Via limits o!
the discharge p.rmi4
00)Pewder.d os (it—.f Activated Carbon Food. A bicphysicll carbon pracsss 1ha1 u1;F2.1 b;olog;cal
ael;v"y and organic abs6rplion by using powdered or orinulaf acrirara earb.n: Vispin Indio,
n•generated carbld n feed cciAlle[lad into the sy.I•m;
(31)P162eriGan. A Isnk eansteuesed to provide actino, prior to primary Hutment:
{12}Prefirn;nafy Urtits. Unit ap.tafians in lh. le.afm.nl pieces', such al 3er4en419 Ind eornrninulion
that prePxr• she Lquor for subsegv.ni major operations;
p])Indusuiil Psetr'1L"nl• (a}Pre•ueatm•nl Unit, industrial. Th, conditioning of a whale al ka
I
ource before disthasgm, to remove or to n.ulf Mis, sub'Zinces lnjvriow to doers and lroalm.til
prxeaa or +e effect i penial I du, lion in load on a ;e Lmenl proe.ss which is oporaled by the same
governing body a sh. waalewaler treatment plan) being ;sled: (b)Pn Inalmanl Program, indusuial -
--I be a Star. Or EPA squired prcgtam In soceiv, point, on V,..rat;n9 :he.,,
(34)P6many Chr;li•rs, The fins aalt6ng tanks through which wastewalar is passed in a ttoatmrnl
works for Ili, purges- of removing sahl.abl. ands nded a ° I'
solids: °Spe,ds and eOp which is alaocisl•d with Iha
[35JPumps, Air jmr,—L OW -111. and ;n -plant pumps•
(36)Ftad;al;an, D;s;nfsct;on Indtol slarilh-acin process utifi2ing dwic.s .milling uluaricrhl or gamma
rays:
r37)A­.na Osmosis. A Vzllmant process in which x heavy c,ntaminalmd liquid pts s:vrisod
'ugh a m.mbtane Joining needy pun liquid It.. from suspended solids•
•`v B;oloq;ni Conlaetors- A fired bi.leglcaf growth process in which waalewata, lie s
s r whish a aerial el partially svbm.,q.d ciicvlar ­IC­ ora rolatod-
rs:(I)Inlatm;nenl Riclogicat, F;hrallan of •tlhlenl l.ltowing septic lank:, lagoons ur
°p1 eat—I process lin which Iunh.r b;.de tripes;titin is .xp•cs.d to produce d•:fi.d
.phi•°, .Zlic to axing tile. on lh.a. 1;11-1a r. compus.d In gpolac and hrv. a resulting low
9pr"sl [tau than on,): tb)A ee;neula ling biolopi_xl .&the rime type of sand flier as dalinod in (a) wilh
the added csp•b;lily to r•cycia erflvo.I back lhrough IN. sand lilt.f:
[.OJS and or M;x•d-M.ifia FDfns. A Po6sMA9 ptoc.ss by which .Idwm tin,;ls are schiwad through a
lunh.f nduuicn of suspended solids:(1}low rats1avi1 h drauhcan I
9 Y. Y TT Daded lifter wish lea din
rales h � Tile fir+ lI Thr•• ppmrrf rsn9e;(b)high rat. .. a peau hydrauGraFfy Loa tied 611.,wish
rates . 1wtl;nq
op'"ll fang.; At any Arte, the )csdnp fat. will .acand theso 9pmisl;
141)S.condiry Cletifiars_ A sank which follows the b;ologicsl unit of s V13"linl plant and which has
the P-Pos. of removing 11-494 sssacislad with IN. bj.1o9ical Walsall un":
(42J5rpua1e Sludge R•a.raliorti A pen of the eenlael slsbivillion proe•sa whore she ae iivatod slvdgo
is vsnaratnad to a lank and x.rat.d S. tor• r.f.,AI.9 it 10 the ba.in•
(a3J5•phe Tank. A •ing:e eery wide) sink In which swNd aludpe is in contact with the sus sl. water
11ewin0 LNtivah the Sank- shall not be applk,ibl. fns .epl;, lank sy Lt•ms stirving inpio hm;ly
nlidances having a capscdy of Zorn 9aflonr or less which discharge 1. 1 nit,iFc.tion field;
(l4)Slvdg, Ogoi6on. Ilia procau by which c1ginic or vola111. —stir and slldg, is pasif d, kve6od,
nirnonfiz.d of conyorwil ;tiro mcn Liable orglnlc matter through the actio;ly of living oigsn;:ms.
which includes swal.d hadinq tanks:
(4S)Sludpe Offing Dads. An area eanprix;ng nalwal or arlifichl layers ar porous materials upon which
diq.sled x4wa9• slvdgo is dried by Cttinag• and eyipwsli.,
(sb]Sludp. Elulrisl(on, A process of sivdg. conditioning in which cenain cen,tikronts are removed by
succossive washings will; fresh wrier or planI efluenl•
(A7)Sludge Gas Usikaalie-.. The process or vsinp sewage gsr toe file purpose of heating buildings,
driving engines, •Ic.,
(48)Siudg. Holding tank (Aerated :r,d Nonacrnted). A tank wilitod for SmatL wastewalor troatmom
plants not contIW to i dioosicr In whkh sludge may tw kupt troch, and tuyarnatanl w;lhdrswn prior to
X drying method (Le, aluGm d'y;n9 We$): Tnis may tae done by adding a small amount or a(t simply to
keep the sludge Jre,h, Iw: not nocoswrdy an amount that would to requitid to achieve alablrrist;on of
049afdc miller. A nona•rx:od link woi.Sd simply be used to decant sludge prior to dowmoiing and would
simply be used to decant sludge prize Io d. Illeing and wovtd nor 211ow iong periods (sovoral days of
dslontion( without resulting odor prob:ame•
09)SWOO lncineralerc, A furnace Eorgnod to burn cludgo and to runlovo as moisture and cambuslWe
mater;.Ia and seduce the s:adgli 10 i steal. ash:
(50)Sludpe Sisbitilayon (Chemical 01 Thermal), A process to mails treated sludge lass odorous and
puuescrible, and to reduce the pilho9enie ofoanjsm content: This may be done by pH adjustment
Chlorine dosing, at by heal ueaimenl:
(51)S(udpa Thickener. A syp. or s.:;menta0an lank In which the sludge Is posmiued to 34111. and
thicken lheauph—a9;ti lion and gravity
(52)Stx1.Nzi$an Lagoon- A'rypo or as;6ation 11900n in which bj05091C'i oxidation of organic master is
allacted by natural transfer of oxygea to. the water Isom air (ier a po6sjtin9 pond);
M)Slxnd-gy power Strpp:y. On sit. of poelabla elachical ganeragng .quipmsnj;
(54) Static Screens. A slitionary scr•srs designed 10 females solids inCluding non•biodagradabte
pirliculat• (treatable solids, suspeneld solids and SOD nducsion) loam municipal and indusuial
wasrewal.r 111131MO t systems-
(55)Tsrliafy Treatment. A stage of uealmenl following secondary which is primarily lot the purpose
of effluent polishing; A $.piing lapoen w sand or coal (ilio might be amploysd rise this purpose,
(56)Thermal Pogul;oa Canfal Devics_ A device provid:ry for to tfansl.r of haat tram a I"d flouring
In tubes 19 another fluid outside the tubes, w vice vers; w, other moans of regulating
liquid ternperalures:
(5))Thltmal Sludge Coad-itianar, A cendiQ4W proeasx by which hear is added for a pratiaelsd pafjod
of time to lmisf v4 the dowaurabDily If sludge by the solubi(zinp and hydriulizing of the srnillar and
mor. highly hydrasad sludge part hr;
(50)Taxk Materials. Thos* wastes w cambinatons of waslel including disease -causing agents which
arse discharge and upon exposure, 1119ostj0n, j,halalion IT ass'lmjfalion into any organism .;Ince
directly Item the +nviroramenl or Indirectly by ingestion through food chains, will csuso death, ejseaso,
behavioral abnormalities, cancer, geralk mutations, physiological malivnciions (including millunc0ons
in raproduclion) or physical dafornation&, in such organisms of [hair offspring- Toxic malsriAs
include, by way illustration and nor limisalion: lead, cadmium, chro nivm, mercury, vanadium,
arsenic, zinc, orlho-nitro•c:5oreb.nr.na (ONCE polychiorinalsd biphenyls {PCS&) and rfichlorodiphm rl
tdchlerwlhin* (DDT): and any other mrlerials that have u may hae*ahef ba dslecminad to ;save logic
prop.fll.s;
(59)T4itklin9 filter. A biological lmalnent unit consisting el material such as broken ;Nona or lack
Ivor which wisfowmas is d;suibulod: A high fare uie)d'ng filler Is one which is ap.rats3'ahbe,-.vatn
10 and 30 mod pet acre. A law rale u'.:kSno filter 4 one which is designed to optical. al on. 9e lour
mod psi aur,
(60)TAckG4g Filler (Packed Tower), A plug Ilow type of opsnsion lin which wastewater flow; down
tsscuph sroeeushr. layers of media ee rrllra[e mate(iat Oryan;e nlzletfal ix removed continua!:y by
active b104a9lcxl fixed gtomh in oath sxcessiv. filter. This method may produce -secondary' C1121hy
effluent, or may be adapted to product a niullied OfluenC
(d N)Yacuum Fillers, Canlrifv9ls, or Favltt Pla"es. Dav;ces w)lich are du;gn.d 10 remove .acoss
sumer from either digested u und(gashC sludge prior to Gsposa! or fwLher ttril—AL