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HomeMy WebLinkAboutWQ0010469_Final Permit_19950629State 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 June 29, 1995 Mr. Phillip H. Klein, Director of Corp. Eng. Burlington Industries, Inc. P.O. Box 21207 Greensboro, NC 27420 CD E H N Fl Subject: Permit No. WQ0010469 Burlington Industries, Inc. Clarksville Finishing Plant Land Application of Wastewater Residuals Granville and Vance County Dear Mr. Klein: In accordance with your application received on January 6, 1995, we are forwarding herewith Permit No. WQ0010469, dated June 29, 1995, to Burlington Industries, Inc. for the operation of a wastewater residuals land application program. This permit shall be effective from the date of issuance until May 31, 2000, and shall be subject to the conditions and limitations as specified therein. Please pay particular attention to the monitoring and reporting requirements contained 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 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 fir; Randy Keplor at (919) 733-5083 ext. 544. Sincerely, cc:'� ?'L A. Presto Howard, Jr., P.E. cc: Granville County Health Department Vance County Health Department Environmental Waste Recycling, Inc. Raleigh Regional Office, Water Quality Section Raleigh Regional Office, Groundwater Section Brian Wootton, Groundwater Section, Central Office Training and Certification Unit Facilities Assessment Unit P.O. Box 29535, Raleigh, North Carolina 27626-0535 Telephone 919-733-7015 FAX 919-733-2496 An Equal Opportunity Affirmative Action Employer 50% recycled/ 10% post -consumer paper NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION DEPARTMENT OF ENVIRONMENT, HEALTH AND NATURAL RESOURCES RALEIGH RESIDUALS LAND APPLICATION 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 Burlington Industries, Inc. Granville and Vance County 1-003" rIpto operation of a wastewater residuals land application program consisting of the application of approximately 1,312.5 dry tons per year of residuals from the Burlington Industries, Inc./Clarksville Finishing Plant wastewater treatment facility to approximately 496.8 acres of land in Granville and Vance County with no discharge of wastes to the surface waters, pursuant to the application received on January 6, 1995 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. -- -- r This permit shall be effective from the date of issuance until May 31, 2000, and shall be subject to the following specified conditions and limitations: I. PERFORMANCE STANDARDS The Raleigh Regional Office, telephone number 919-571-4700, 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 residuals to a site 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.m. on Monday through Friday, excluding State Holidays. In addition, the Granville and Vance County Manager's office must be notified prior to the initial application so that they will be aware that the operation has commenced. 2. This permit shall become voidable if the soils fail to adequately assimilate 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 as 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 surface or groundwaters resulting from the operation of this program. 5. In the event that the land application program is not operated satisfactorily, including the creation of nuisance conditions, the Permittee shall cease applying residuals to the sites and take any immediate corrective actions as may be required by the Division. 6. Some of the buffers specked below may not have been included in previous permits for this land application operation. However, any sites or fields that are included in this permit, but were approved with different applicable buffers shall be reflagged to comply with the below buffers. The following buffer zones shall be maintained: a) 400 feet from residences or places of public assembly under separate ownership for surface application method; however, the buffer zone requirement may be reduced to a minimum of 100 feet upon written consent of the owner and approval from the appropriate DEM regional office, b) 200 feet from residences or places of public assembly under separate ownership for subsurface residual injection method; however, the buffer zone requirement may be reduced to a minimum of 100 feet upon written consent of the owner and the appropriate DEM regional office, c) 100 feet from any public or private water supply source, waters classified as SA or SB, and any Class I or Class II impounded reservoir used as a source of drinking water for both methods, d) 100 feet from any streams classified as WS or B, any other stream, canal, marsh or coastal waters and any other lake or impoundment for surface application, e) 50 feet from any streams classified as WS or B, any other stream, canal, marsh or coastal waters and any other lake or impoundment for subsurface application, f) 50 feet from property lines for both surface and subsurface application methods; g) 50 feet from public right of ways for both application methods, h) 10 feet from upslope interceptor drains and surface water diversions for both application methods, i) 25 feet from downslope interceptor drains, surface water diversions, groundwater drainage systems and surface drainage ditches for both application methods. 7. A copy of this permit shall be maintained at the land application site when residuals are being applied during the life of this permit. A spill prevention and control plan shall be maintained in all residuals transport and application vehicles. 8. Specific residual application area boundaries shall be clearly marked on each site prior to and during application. 9. No residuals at any time shall be stored at any application site, unless approval has been requested and obtained from the Division of Environmental Management. 10. Maximum slope for residual application shall be 10% for surface application and 18% for subsurface applications. 11. When wastewater residuals are applied, the Class B pathogen requirements as defined in 40 CFR Part 503 or the Process to Significantly Reduced Pathogens (PSRP) as defined in 40 CFR Part 257 Appendix H. Additionally, an evaluation must be performed which demonstrates the residuals ability to comply with this requirement. Upon request, a copy of this evaluation must be submitted including all test results and calculations. 2 II. OPERATION AND MAINTENANCE REQUIREMENTS 1. The facilities and application sites shall be properly maintained and operated at all times. 2. A suitable vegetative cover, as listed in condition H 4, shall be maintained in accordance with the crop management plan outlined by the local Extension Office of the Department of Agriculture, or the Soil Conservation Service, or other agronomist, and approved by this Division. 3. An acceptable pH must be maintained in the soil, residual and lime mixture, greater than 6.0, on all land application sites to insure optimum yield for the crop(s) specified below. The agronomist shall provide information on the pH best suited for the specified crop and the soil type. 4. The application rates shall not exceed the following for the specified crops: CrgP PAN (lb./acre/yr.) Alfalfa 200 Bermuda Grass (Hay, Pasture) 220 Blue Grass 120 Corn (Grain) 160 Corn (Silage) 200 Cotton 70 Fescue 250 Forest (Hardwood & Softwood) 75 Milo 100 Small Grain (Wheat, barley, oats) 100 Sorghum, Sudex (Pasture) 180 Sorghum, Sudex (Silage) 220 Soybeans 200 Timothy, Orchard, & Rye Grass 200 5. No residuals other than the following are hereby approved for land application in accordance with this permit: Permit Estimated Source County Number Volume WU tons/vearl Burlington Industries, Inc. Mecklenburg(VA) VA0001651 1,312.5 Clarksville Finishing Plant 6. The lifetime heavy metal loadings shall not exceed the following for the corresponding Cation Exchange Capacities (CEC): Lifetime Loadings Obs/acre) Parameter CEC < 5 E� C 5 _ 15 CEC > 1 Lead 500 1000 2000 Zinc 250 500 1000 Copper 125 250 500 Nickel 125 250 500 Cadmium 4.5 9 18 7. Upon classification of the facility by the Certification Commission, the Permittee shall employ a certified land application/residuals operator to be in responsible charge (ORC) of the land application program. The operator must hold a certificate of the type classification assigned to the land application program by the Certification Commission. The Permittee must also employ a certified back-up operator of the appropriate type to comply with the conditions of Title 15A NCAC 8A, .0202. 8. Adequate procedures shall be provided to prevent surface runoff from carrying any disposed or stored residuals into any surface waters. 9. Surface applied residuals will be plowed or disced within twenty-four (24) hours after application on lands with no cover crop established. 10. For areas that are prone to flooding or within the 100-year flood elevation, residuals may be applied only during periods of dry weather. The residuals must be incorporated into the soil within twenty-four (24) hours after application. 11. 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 residual application event. Such controls may include the posting of signs indicating the activities being conducted at each site. 12. Adequate provisions shall be taken to prevent wind erosion and surface runoff from conveying pollutants from the residuals application area onto the adjacent property or into any surface waters. 13. Residuals shall not be applied in inclement weather or until 24 hours following a rainfall event of 1/2-inch or greater in 24 hours. Any emergency residuals disposal measures must first be approved by the Division of Environmental Management. 14. Residuals shall not be applied to any land application site that is flooded, frozen or snow- covered. 15. Residuals shall not be applied at rates greater than agronomic rates, unless authorized by the Division. 16. Animals shall not be grazed on an application site for 30 days after residuals application. Application sites that are to be used for grazing shall have fencing that will be used to prevent access after each application. 17. Food crops, feed crops and fiber crops that do not come in contact with the residuals shall not be harvested for 30 days after residuals application. 18. Food crops with harvested parts that touch the residual/soil mixture and are totally above the land surface (ex. tobacco, melons, cucumbers, squash, etc.) shall not be harvested for 14 months after residuals application. 19. Food crops with harvested parts below the surface of the land (root crops such as potatoes, carrots, radishes, etc.) shall not be harvested for 20 months after application of residuals when the residuals remain on the land surface for four (4) months or longer prior to incorporation into the soil. 20. Food crops with harvested parts below the surface of the land shall not be harvested for 38 months after application of residuals when the residuals remain on the land surface for less than four (4) months prior to incorporation into the soil. 21. Turf shall not be harvested for 1 year after residuals application if the turf is to be placed on land with a high potential for public exposure. 4 III. MONITORING AND REPORTING REQUIREMENTS 1. Any monitoring (including groundwater, surface water, residuals, soil, or plant tissue analyses) deemed necessary by the Division of Environmental Management to insure protection of the environment will be established and an acceptable sampling and reporting schedule shall be followed. 2. Proper records shall be maintained by the Permittee tracking all application activities. These records shall include, but are not necessarily limited to the following information: a. source of residuals b. date of residual application c. location of residual application (site, field, or zone #) d . method of application e. weather conditions (sunny, cloudy, raining, etc.) f. soil conditions g . type of crop or crops to be grown on field h. volume of residuals applied in gallons/acre, dry tons/acre or kilograms/hectare i. annual and cumulative totals of dry tons/acre of residuals, annual and cumulative poundslacre of each heavy metal (which shall include, but not be limited to cadmium, copper, lead, nickel, and zinc), annual pounds/acre of plant available nitrogen (PAN), and annual poundslacre of phosphorus applied to each field. 3. A representative annual soils analysis (Standard Soil Fertility Analysis) shall be conducted of each site receiving residuals in the respective calendar year and the results maintained on file by the Permittee for a minimum of five years. The Standard Soil Fertility Analysis shall include, but is not necessarily limited to, the following parameters: Acidity Calcium Copper Magnesium Base Saturation (by calculation) Cation Exchange Capacity Manganese Potassium Percent Humic Matter Sodium pH Zinc Phosphorus The Standard Soil Fertility Analysis (see above) and an analysis for the following metals shall be conducted once prior to permit renewal on soils from each site which has received sludge during the permit cycle. Cadmium Lead Nickel 4. A residuals analysis will be conducted quarterly from the date of permit issuance by the Permittee and the results maintained on file by the Permittee for a minimum of five years. If land application occurs at a frequency less than annually, a residuals analysis will be required for each instance of land application. The residuals analysis shall include but is not necessarily limited to the following parameters: Cadmium Nitrate -Nitrite Nitrogen Copper % Total Solids Lead pH Nickel Phosphorus Zinc Plant Available Nitrogen (by calculation) Aluminum Potassium m- Amonia-Nitrogen _ .� Sodium Calcium TKN Magnesium 5. A Toxicity Characteristics Leaching Procedure (TCLP) analysis shall be conducted by the Permittee annually. The TCLP analysis shall include the following parameters (please note the regulatory level in mg/L in parentheses): Arsenic (5.0) Benzene (0.5) Carbon tetrachloride (0.5) Chlorobenzene (100.0) Chromium (5.0) m-Cresol (200.0) Cresol (200.0) 1,4-Dichlorobenzene (7.5) 1,1-Dichloroethylene (0.7) Endrin (0.02) Hexachlorobenzene (0.13) Hexachloroethane (3.0) Lindane (0.4) Methoxychlor (10.0) Nitrobenzene (2.0) Pyridine (5.0) Silver (5.0) Toxaphene (0.5) 2,4,5-Trichlorophenol (400.0) 2,4,5-TP (Silvex) (1.0) Barium (100.0) Cadmium (1.0) Chlordane (0.03) Chloroform (6.0) o-Cresol (200.0) p-Cresol (200.0) 2,4-D (10.0) 1,2-Dichloroethane (0.5) 2,4-Dinitrotoluene (0.13) Heptachlor (and its hydroxide) (0.008) Hexachloro-1,3-butadiene (0.5) Lead (5.0) Mercury (0.2) Methyl ethyl ketone (200.0) Pentachlorophenol (100.0) Selenium (1.0) Tetrachloroethylene (0.7) Trichloroethylene (0.5) 2,4,6-Trichlorophenol (2.0) Vinyl chloride (0.2) 6. All residuals included in this permit must be monitored annually from the date of permit issuance, for compliance with condition 111 of this permit. Data to verify stabilization of the residuals must be maintained by the Permittee. The required data is specific to the stabilization process utilized, but should be sufficient to clearly demonstrate compliance the Class B pathogen requirements as defined in 40 CFR Part 503 or the Process to Significantly Reduced Pathogens (PSRP) as defined in 40 CFR Part 257 Appendix 11. 7. Three copies of all required monitoring and reporting requirements as specified in conditions III 1, III 2, III 3, III 4, III 5, and III 6 shall be submitted annually on or before March 1 of the following year to the following address: NC Division of Environmental Management Water Quality Section Facility Assessment Unit PO Box 29535 Raleigh, NC 27626-0535 8. Noncompliance Notification: The Permittee shall report by telephone to the Raleigh Regional Office, telephone number 919-571-4700, 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 with the land application program which results in the land application of significant amounts of wastes which are abnormal in quantity or characteristic. b. Any failure of the land application program resulting in a felease of material to receiving - waters. c. Any time that self -monitoring information indicates that the facility has gone out of compliance with the conditions and limitations of this permit or the parameters on which the system was designed. CI d. Any process unit failure, due to known or unknown reasons, that render the facility incapable of adequate residual treatment. e. Any spillage or discharge from a vehicle or piping system transporting residuals 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. IV. GROUNDWATER REQUIREMENTS 1. 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. 2. Any groundwater quality monitoring, as deemed necessary by the Division, shall be provided. 3. No land application of waste activities shall be undertaken when the seasonal high water table is less than three feet below land surface. V . N PE TION 1. The Permittee or his designee shall inspect the residuals storage, transport, and application 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 five years from the date of the inspection and shall be made available to the Division of Environmental Management or other permitting authority, upon request. 2. 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 application 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 kept under the terms and conditions of this permit; and may obtain samples of groundwater, surface water, or leachate. VI, GENERAL CONDITIONS l . This permit shall become voidable unless the land application activities are carried out in accordance with the conditions of this permit, the supporting materials, and in the manner approved by this Division. 2. This permit is effective only with respect to the nature and volume of wastes described in the application and other supporting data. 3. This, permit is not automatically transferable. In the event that there is a desire for the facilities to change ownership or 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 this request will be considered on its merits and may or may not be approved. 4. The following are approved sites for residuals application (see attached map(s)): Application Area [acres] Site No. OwneAessee (excluding buffers) GRI-2 Gary Angle 1.6 GR1-3 Gary Angle 1.4 GRI-5 Gary Angle 5.8 GRI-6 a Gary Angle 2.8 GR1-7 a Gary Angle 7.3 GRI-8 a Gary Angle 20.0 GRI-9 a Gary Angle 7.5 GR2-1 Raymond Wade/A.D. Blackwell 2.0 GR2-2 Raymond Wade/A.D. Blackwell 4.2 GR2-3 A.D. Blackwell/ A.D. Blackwell 24.4 GR3-1 Mark Brady 3 6.0 GR3-2 Mark Brady 14.7 VAI-1 Nell Thomas/Ada R. Greene 8.7 VAI-2 Nell Thomas/Ada R. Greene 19 VA1-3 Nell Thomas/Ada R. Greene 5.5 VAI-4 Nell Thomas/Ada R. Greene 1.5 VA1-5 Nell Thomas/Ada R. Greene 25.3 VAI-6 a A.B. Greene, Sr./Ada R. Greene 0.8 VAI-7 a A.B. Greene, Sr./Ada R. Greene 4.4 VA1-8 a A.B. Greene, Sr./Ada R. Greene 7.1 VAI-9 a A.B. Greene, Sr./Ada R. Greene 3.9 VAI-10 a A.B. Greene, Sr./Ada R. Greene 5.9 VAl-11 a A.B. Greene, Sr./Ada R. Greene 6.4 VAI-12 A.B. Greene, Sr./Ada R. Greene 8.6 VAI-13 A.B. Greene, Sr./Ada R. Greene 9.1 VAI-14 A.B. Greene, Sr./Ada R. Greene 8.8 VAI-15 Nell Thomas/Ada R. Greene 15.3 GR4-1 Robert A. Cerwin/Jack Isley 12.2 GR4-2 Robert A. Cerwin/Jack Isley 4.8 GR4-3 Robert A. Cerwin/Jack Isley 3.8 GR4-4 a _ _. Robert A. Cerwin/Jack Isley 12.8 - W _ ..GR4-5 _ __._- --. _Robert A. -Cerwin/Jack Isley __.- __.__ .. �' l7.9 - GR4-6 Robert A. Cerwin/fack Isley 42.1 GR4-7 Robert A. Cerwin/Jack Isley 5.0 8 111101110 M1M Application Area [acres] GR5-1 Willie Jack Stem 29.5 GR5-2 Willie Jack Stem 12.8 GR5-3 Willie Jack Stem 3.2 GR5-4 a Willie Jack Stem 5.7 GR5-5 Willie Jack Stem 3.5 GR5-6 Willie Jack Stem 12.7 GR6-1 8 Mike Huffaker 11.8 GR6-2 a Mike Huffaker 4.1 GR6-3 a Mike Huffaker 3.3 VA2-1 Carl,Christine,Joe Samford/Carl Samford 1.3 VA2-2 Carl,Christine,Joe Samford/Carl Samford 6.1 VA2-3 Carl,Christine,Joe Samford/Carl Samford 3.6 VA2-4 Carl,Christine,Joe Samford/Carl Samford 8.9 VA2-5 Carl,Christine,Joe Samford/Carl Samford 3.8 GR7-1 K. Stark 14.7 GR7-2 K. Stark 5.0 GR7-3 K. Stark 5.6 GR7-4 K. Stark 11.7 GR7-6 a John Pleasants/K. Stark 10.0 TOTAL AVAILABLE ACRES 496.8 These land application sites are covered in part by soils having a seasonal high water table at depths less than 3.0 feet below land surface. ** Residuals shall not be applied to these sites,unless a demonstration can be made according to the Administrative Code Section_15A NCAC 2H .0219(e)"If,the area is to be utilized for industrial waste and has a 5el2aration of -less than three feet, andin other areas as designated by the Director, a demonstration must he made -using predictivecalculations or modeling methods. acc�,ptabl_e__to the Director. that such placement will not result in contravention of classified groundwater standards". 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). 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 NCAC 2H .0205 (c)(4). 7. 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. 0 8. 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. 9. This permit may be modified, or revoked and reissued to incorporate any conditions, limitations and monitoring requirements the Division of Environmental Management deems necessary in order to adequately protect the environment and public health. 10. This permit shall become voidable unless the agreements between the Permittee and the landowners/lessees are in full force and effect. The land owner agreements are considered expired concurrent with the expiration date of the permit and must be renewed at the same time the permit is renewed. Permit issued this the Twenty Ninth day of June, 1995 NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION A. Preston oward, Jr., P.., birector Division ofEnvironmcntal Management By Authority of the Environmental Management Commission Permit Number WQ0010469 10 Vt 6A 49 s - W t W;77 - 7 01 ��' to 1 T'S"-� - _ .. - �".ATL�N4 �[�zv .� •µ '� ����, . �� i � r � ��,� � �; • r '1 f - - Jr lrY'i_�1 I�r t�' r:.. 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'f i r i - r �.? 1 f ti �'^' .4 •;Y, CALL SAMFORD /' `" ''i: �'''•= �;:sT'}. 228 I Zal, :r N a RATING SCALE FOR CLASSIFICATION OF WATER POLLUTION CONTROL SYSTEMS Name of Facility- ������hTbrr 1N�.i L�.RYSV)Uz- �FN150+ty(, �LAr4T-. Owner or Contact Person:? Xt It V 1► LLc LS, G CrD2 a1� Cn PaRA E Er► .��, Mailing Address: 9-b- �o�Za`I C7REbreSgaRa County: �ACcL K01 �VV-6 l Telephone: 919 -37 Q -ZDQD — j err Present Classification: New Facility X Existing Facility �'RANvl`­Lc- NPDES Per. N NC00 Nondisc. Per. No�� Health Dept. Per. NQ_ prrn �lp,ycC Rated by: r�- Telephone:913-23--rM Dated 23-95 Coulsra� Reviewed by: Health Dept, Telephone: Regional Office Telephone: Central Office Te3ephone: ORC: Grade: Telephone: Check Classification(s). Subsurface Spray Irrigation LandApplication X Wastewater Classification: (Circle One) I ------------------------------------------------------------------------------ Ii III IV Total Poinls:LPg,4b AP ------------------------------------------------------------------ IN-R-ANT PROCESSES AND A TED CONTROL EQUIPMENT VMICH AR= AN MEGRAL PART OF IND STRLAL PRODUCTfON SKALL NOT PF CONSIDFRFD WASTE TREATMENT FOR THE PURPOSE OF G(AS_S!9C;AT1 AL � SFPZ};'TANK SYS f EMS M'gSISTINCS UgLY OF �jEt iv T NI( AND GRAVITY NrrR1F1CATK)N UNES ARE EXEMPT FROM CLASSIFICATION SU SURFACEC °SIFCATION (check all units that apply) I. -septic tanks 2. pump ranks 3, siphon or pump -dosing systems 4. sand filters Sr_grease trap(nterceplor 6. oillwater separators 7. subsurlace treatment and disposal oravity pressure SPRAY IRRIGATION CLASSIFICATION (check all units that apply) 1. preliminary treatment (delinition no. 32 ) 2- lagoons 3. septic tanks 4- pump tanks 5. pumps 6, sand fitters 7. grease traphnterceplor 8. oil/wafer separators 9. disinfection 10. chemical addition for nutrient/algae control 11- spray irrigation of wastewater Pretreatment of Wastewater in excess of these components shalt be rated using the paint rating system and will require an operator with an appropriate duel certification. LAND APPLICATION/RESIDUALS CLASSIFICATION (Applies only to permit holder) iV Land application of biosolids, residuals or contaminated soils cn a designated site, WASTEWATER TREATMENT FACILITY CLASSIFICATION The following systems shalt be assigned a Class I classification, unj_s the flow is of a significant quantity or the technology is unusually complex, to require consideration by the Commission on a case -by -case basis: (Check f( Appropriate) 1 Oil/wafer Separator Systems consisting only of physical separation, pumps and disposal; 2. Seplic Tank/Sand Finer Systems consisting only of septic tanks, dosing apparatus, pumps,sand filters, disinfection and direct discharge; 3. Lagoon Systems consisting only of preliminary treatment, laccons, pumps, disinlection, necessary chemical treatment for algae or nutrient control, and direct discharge; 4. Closed -loop Recycle Systems; 5. Groundwater RemediWion Systems consistina only of pumps, a -sr -stripping, carbon adsorption, disinfection and disposal; 6. Fish (arms with discharge to surface waters; 7. Waler Plant sludge handling and back -wash water Ireaimen:: 8. Seaload processing consisting of screening and disposal. 9- Single-family discharging systems with the exce?lion of Aenrbic Treatment Units, will be classified if permitted after July t, 1993 or it upon inspeclion by the Divisioc, it is fount :-)al the system is not being adequvely operated or maintained. Such systems will be notified of the classificz::-I or rectass6cation by the Commission, in writing. The following scale is used for rating wastewater treatment facilities: (circle appropriate points) rTEN, POINTS { 1) Industrial Pretreatment Units or Industrial Pretreatment Program (see definition No. 33)................_...._........-__.................A (21 DE ;GN FLOW OF PtA14—i IN gpd (not applicable to non -contaminated cooling waters, sludge harrdlltlg la: li;ios for water purilioal)on plants, totally closed cycle systerns(see definition No, 11). and taailities consisting only of llem (4)(d) or Items (4)(d) and (11)(d)) .0 - 20,000......................................................................._•...................................1 20.001 - 50,000..................................._........................»................................................_..2 50,001 - 100.000_....„...._:........................ ..•............... ............................. „...... ........... ................... 3 ....7... 100,001 - 250,000......................................... ..._».................._._........ _.......... ......... „ .............................. A 250,001 - 500,000................................... ...............................................................................................5 5D0,0D1 - 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 of........................................................................30 Design Flow (gpd) (3) PRELIMINARY UNFTstPROCESSES (see definition No.321 (a) Bar Screens ........................................................................................................_..............................._....1 or (b) Meclianlcal Screens, Stalk; Screens or Comminuting Devices ........ ...«.....__......»„.„.„.„.....»...„..... .......i (c) Grit Rernoval................ ..................._..................................................................................................,.1 . or (d) Mechanical or Aerated GrkRemovaJ........................................ ...»................................................................ 2 (e) Flow WeasurtryDevice ......... 4........................................ .................„......................._................................._.1 or (Ij Instrumented flow Measurement.................................................__.......,.....................................................2 (g) Preaeration ............................................................................................................................................2 (h) Influent Flow Equalization..........................................................................................................................2 (I) Grease or Oil Separators - Gravity ............ ............................................. Mechanical.....................................................................................•....._.......__............................................3 DissolvedAir Flotation............................................................................................................................4...8 (ti PrechlorinallDn.................................................................................................................5 (4) PRIMkRYTREATMENFUNWSrPFIOCESSES (a) Septic Tank (see definhion No_ 43)............................................................................................................2 (b) Imhoff Tank .............................................. ......_..........................._........................._........................._.........6 (c) Primary Clarifiers.............................................._.....,..........................................................................5 (d) Sellling Ponds or Settling Tanks for Inorganic Non -toxic Materials (sludge handlirQ ladMies for water purilicalion plants, sand, gravel, stone, and other mining operations except rscreational activities such as gem or gold mining)........................................................................................................2 (5) SECDr.DARYTREATMENTLMTWFiOCESSES (a) Carbonaceous Stage WAeration -High Purity Oxygen System ............... :....... ................. ._........................... _....... 20 DiffusedAir Syslem........ ........ ........................... I .............. ......... ..... ............................. 10 Mechanical Air System (fixed, floating or rotor) .............. ___ ... ........................... ........... 5 Separate Sludge Reiteration.............................................................................................3 Trickling Filler HighRate.......................................................................................................................7 StandardRate................................................................................................................6 PackedTower............................................................ ................................................. .5 (iii) Biological Aerated Filter or Aeraled BiologicalFihet................................ .............................................................................1 0 (Iv) Aerated Lagoons ..................................................... ................................... ........... ...... 10 (v) Rotating Biological Conlaclors......................................................................................10 (v€) Sand Fi tens-€niermitilam biotogital. .............................................. «... ............ ............. ....2 Recirculatingbiological.....................................................................................................3 (vii) Stabilization Lagoons.....................................................................................................5 .. (vi.....5 (ix} Single stage system (or combined carbonaceous removal of BOO and nitrogenous ramoral by niuilicalton (see definition No. 12)(Points for this hem have to be in addition to Items (5)(a)(i) through (5)(a)(viii), utilizing the extended aeration process (sea dalinili0h No.3a)...........................................2 utilizing other than the extended aeration process............................................................8 (x) Nutrient additions to enhance ROD removal......................................................................5 (xi) Siologicai Culture (-Super Bugs')addition........................................................................5 (b) Nitrogenous Stage WAaralion - High Purity Oxygen System.............................................................................20 DiffusedAir System.......................................................................................................1 0 Mechanical Air System (lixed, floating or rotor).................................................................5 Separate Sludge Reaeration.............................................................................................3 (ii) Trid,fing Filler -High Rate...................................................................................................7 StandardRate................................................................................................................5 PackedTower ............................. .......................................................................... ......... (ia) Biological Aerated Filter or Aerated Biological Filter............................................................. 10 (iv) Rotating Biological Contactors......................................................................................to (v) Sand Filter - intermittent biological ... ........... _....................................... ................... ......... 2 Recirculating biological.....................................................................................................3 (vi) Clarifin................................ ............................................... ....................................... ...5 (6) TEr,TIARYORA€r4A.',CEOTR:ATM847LNrSPFOCESSEs (a) Activated Carbon Beds - wRhoul carbon regeneration ............................................. ........................................... ............ 5 wi:.h. carbon regeneration........, ...................................... ...... 11 .................... (b) Powdered or Granular Activated Carbon Feed- wahoul carbon regeneration ............................................... ....... ....................... .._-.--....... ...5 ,,,:t, carbon regenoralion........................................................................ .............. ............ 15 (C) *it 511,7P rrj ...._................................................................... ............................................................. $ (e) Electrodialysls ........................ .........................................................................................................5 If) Foam Separation.-.-, ..................... ............................................... ......................................5 ..................... . (g) ton Exchange ........................................ _........................... ........................--.................................. (h) Land Application of Treated Effluent (see delinitlon No. 22b) (rat applicable for sand. travel, atone and other similar mining operations) by high rate infiltration ........................................ ............. A [€) M €CroWe ens .... ................ ... .............. ......:............. ................................................. ...... ,................ I............ Phos lwroys Removal by Biological Processes (Sao dsfinhion No. 26)........... ;............................................ 20 (k) Polishing Ponds - without aeration ................. _...„.,.....-.._................. ......... .......................................... ...-.2 withRotation ..... ....... .................... ..........................`--. ............................ __5 ^- (1) Post Aeration - cascade.. ............. .......0 ............... diffused or mechanical.........................................................................................2 (m) Reverse Osmosis.........................................................................................................................................5 (n) Sand or Nixed -Media Filters - low rate ........... .._................. _..... .... .......................... ................................... 2 - high rate......................................................................5 (a) Treatment processes for removal of metal or cyanide ................ ............... --- .......... .....:............................ i 5 (p) treatment processes lot removal of toxic materials other than metal or cyanide........„....................................15 (7) SLLIDGETREATMENT (a) Sludge Digestion Tank - Heated ...... ................. ............ _................................................................ Aerobic 5 Unheated 3 (b) Sludge Stabilization (chemical or Ihetmal)........ ........... »... ..........................................................................,5 (c) Sludge Drying Beds - Gravity .......................... ..._..... ................................ ..................... ,................... I ...... 2 Vacuum Assisted ................................................ .......... .................... ........................................................ (d) Sludge Elutdation............................ .................. .... ......................... ..... ........ ............ ............ I ... ,...,.,,.,....... (a) Sludge Conditioner (chemical or thermal)....................................................................................................5 (f) Sludge Thickener (gravity) ........................................ ................................................. --- .......................... (g) Dissolved Air Flotation Unh )nol applicable to a unit rated as(3)(Q).............................................................a [h) Sludge Gas Utilization (Including gas storage).............................................................................................2 (1) Sludge Holding Tank - Aerated ................................ ..................................................... ................. ............. A Non-aeratod.................................................................................................................I...........................2 ()) Sludge Incinerator (nay Including activated carbon regeneration)................................................................10 [k) Vacuum Filter. Centriluge, or Filter Press or other similar dawatering devices...................................................1 0 (a) RESIDUALS LMLIZATIOWDISPOSAL (mcluding irxineiatod ash) (a) Lagoons....................................................... —.1 ...............................................-......................................2 (b) Land Application (surface and subsurface) (sea delinition 22a) by contracting to a land application operator or landlill operator who holds the lard application permit or landfill permit ..............................................................................................................2 (c) Dedicated Landlilt('ourial) by the permutes of the wastewater treatment facility...............................................5 (9) DtSP%FE{TCN (a) Chlorination ....... ...................... ............................. _............... —.............. ...... _.......... ....__. ............5 (b) Dechlorinalion..........................................................................................................................................S (c) OTOn8.....................................................................................................................................I...... I.— ...... 5 (d) Radiation............:....................................................................................................................................5 (10) CHEMICAL ADDITION SYSTEM(S) ( see definition No. 9) [not applicable to chemica€ additions rated as Item (3)(I). (5)(a)(xl). (6)(a). (6)(b)• (7)(b). (7)(e). (9a). (9)(b) or (9)(c) 5 points each: List......... ......................................... -.............. ........ ....... ..................... ,......,....... 5 ..... .......... .................................. ....... ....................... I ............................. ........5 ............................................. ........................................................_..............-.........5 ............................................................ _...... I ....................................................... .....5 (I-.) MISCELL NECUS UNfTSfPROCESSES (a) Holding Ponds, Holding Tanks or Settling Ponds lot Organic or Toxic Materials Including wastes from mining operations containing nitrogen or phosphorus compounds In amounts significantly greater than Is common Ion domestic wastewater ... ............. .... _.......................................................... ........ 4 (b) ECluenl Flow Equalization snot applicable to storage basins which are Inherent In land application systems)..................................................................................................................................................2 (c) Stage Discharge (not applicable to storage basins InhsreN In land application systems)..................................5 (d) Pumps.....................................................................................................................................................2 (a) Siand•By Power Supply.............................................................................................................................3 (1) Thermal Pollution Control Device.................................................................................................................3 TOTAL POINTS.......................................................................... CLJASSIFICATKX ) Class I...........................................................................................................5.25 Points Class II ....... ........................................................................... ....................... 26-50 Points classIII........................................................................................................51-65 Ppints clawIV ............. ........................... ........ _.................................................... .66-Up Points Facilities having a rasing of one through four points, inclusive, do not require a coniliod oparalor. Facilities having an adivalad sludge process will be assigned a minimum ct"sificztion of Class II. Facilities having treatment processes for the removal of metal or cyanide will be assigned a minimum classification of Class fl. Faciihiss having Irealmeni processes for the biological removal of phosphorus will be assigned a minimun classification of Class III. .0004 DEFIF41TIONS The rallowing dersitiena shall apply throughosol this Subchapbr. (1) Anivatad Carbon Bads, A phystCaNchemiCsl meOwd la radreing solpbl. wg.AiC malalial horn waslewatw •faun.+; Tho carum -type beds us.d in ttis r Clod will hart a flow rat+ varying ltom wo to tight gallons per minute per sglara loot and may bs sitlw up ter, or downhow Carbo+ pads. Carbon may or may not bs rogerarated on the wasiewabr treavronl plant sib; 12) Aerated Lagoons A basin in which all solids are mainialned in suspension and by wtich botogical osidaion or wganic matter Is reduced evough -Vficiaay accelwabd bardiar or oxygen an s tow -through basis; (3) Aeration. A process at txinying aboVl intimate contact be Nreen air of Kgh panty oxygen in a liquid by ap+ayi%L agilaliol or difrusion;(3al Exlendad Aeration An activated sludge proms utilising a minimum hydrattic dstantion tims of fa hwrs. (c) AgtiWls atly managed sire. My sib on which a crop is produced- managed, and hsrvasled (Crop includes gasses, grains. Wets, etc): (S) Air stripping A process by which rho ammonhm Ion is brat convened to dsso!vod ar n"a 1pH adlussnsrd) wilt the atxnoria glen released to err aenosprwrs by phyvcal nalans; of near siMlar processes which remcno petrolaurn produce such as benzena• loluone. and xyserse- (6) CB.boM1 Rsgonwadcn The regeneration ol-sixhausbd coilom by the lne of a furnace to provida orlrsmely nigh to peralves which volatilize and orldire rw absorbed L. p vrilie s: (7) Carbonacoous Stage A stage of waslewater eoalmant dsslgned io acfeovs 'secondary' efhuonl Imits; (E; Cant:,Lgo A merharyrar davicr in whrh CoreAlugat !wto is ussd so separate solids from srjjds or b separate btp,ids al ddlor onl donsioes, (9) Chgrnlral Addl.on Srslams- TbP addtion of clwmicails) to waslewalw at an tip} ,ca:iy, p� rki Ito prrposes b; imyzra" sol,ds ran4vai. Pit adlwtrrwn:, alkal.n.rf ccnlrol. .tc . she rapa?rrrr 10 ■rponmpnt -m d.Keron[ chemcals and dlrerent a,Vk4t0o ;/•tints to aahlnvo a apQobc rvsoi ,.itl be rmsldlnad ona system_ itw capaw.,,, is sad chomical(s) to dual units will be (.lad as ona system; capabrtily to add a cham;cal at ■ direrenl application points for ditfoeor,l purposes will festlu In no systems bainS ,.[ad as separate sysloms; (i01 C7wrrical Sludge Ga-dieo:irv�. The addiion of a crwntical campourmd such as limo, ferric ehldida, Or a polymer to wet sh,%o to coalesce no mass prior to Its application to a dawaloring dw-ica; (11) CAosad Cycle Sys{wns. Use of holding ponds of hofd;ng larks lot cool.alnnwnl of wastewater containing Inorganic, non -bile malwials from sand, gravel, crushed Slone or other similar opwato.'xs, Such sysloms shall carry.■ maxinwrn of two points regardless of pumping lacilitias or any other appvnenarnos: (12) Combined Recmoval of Carbonaceous BOD and Nitrogenous Removal by Nitrification- A sirsg'o Sligo system rvotod 10 achieve pomhil effluent Units on BOD and ammonia filrogon wit in vita csme btoiogfca! reaclar: (q Dach'orirsallon. The partial or con-0Pls feduction of residusl cNor'srw In a liquid by any chemical of physical process; h Der'itriicalion Pro^-ecs. The carrvarsion of nitrala•nitrogen to rYlrogen gac; ElaeVod4lys3r, Plocoss ice removing Ionized "Its from water Vy"lli the use of {onsoleCiivo lor}sschunge membranes; �} R11W Press. A process operated macfharically lor'perdally dewalering sludge; (17) Foam Sepalalion, The planed holHr`9 of wastewater or was:ewrlor ofhwnl as a moans of removing excessive ■Mounts of detergent materials through the Introduction of air In she farm of brio bubbss: also c&Aad loam fractionation; (16) Grit. Rornoval. The process of ferr,wirg grit end other heavy Mineral marlor from waslewataf: (19) Imhoff Tank. A deep two Story wastPvratar sank consisting of an Lipper xodimwnletion charrLSor and a lower sludge digestion can-bor, (2o) Inslrumonledpow I,ieevremPnl, A device which lndicales and racordc tale of Aow: (21) Ion Exchange. A chemical process In wNlch ions from two d1twool. molecules are exchanged; (22) Land.appfication: (a) Sludge Disposal. A fire! sludge disposal method by which wet sludge may be applied to land either by spraying on the surface or by subsurface Ir{oction (i-e-, chisel plan); (not appticau9 for types o1 sludge described In (11) of this Rur►); (t) Traalad Effluent. The p: ocess of spraying treated wastewater onle a land area or other rrwthods of application of was4walof onto a land area as a maim of fin&} disposal or taetrnent: (23) kiictoseeen. A low speed, contnaously back -washed, rotating dinar, filter eperalintg under gravity conditions as a polishing me Prod for nornoving w"ndad solids from alAuent- (24) Nilrificafon Ptdcess, The biochemical convorsion of unoxidzed riltogan {armrncnla and organic rilrogan) to axidizod ritrogon (usually nitrate); (25) Nileogemous Stage. A toparale stage oI wastowator trsalmonl designed for the "cific purpose a; converting ■mmoria ritrcgan to nitrals nitrogen; (26) Phosphate Rarrioval, &oiogicaf. The fenheval of phosphorus from waslvwalar by an oxicranoxic process designed to enhance luxury uptake of phosphorus by tha microorg&nlsms; (27) PdisNng Pond. A hhddng pond loliowing socondary troalment with sulficierd delontion lime to slow safCfng of finely wspended solids; (29) Post. Aeration, Aeration lollowing con+Mlicrul secondary treatrrrxtl urits to Inereasa ahluenl 0.0. or for any other purpose; (29) Post. Nration. (Cascade) A po'sing method by which dissolved oxygen Is added to the olhuerd by a nontria"rical, gravity moans of flaring down a series of slaps or weirs; The hour occurring across t'xe seeps or weirs moves 1n a fairly tin layer and the opatalion of the cascade requires no oporalo adjustment: t,lu, late paints are assigned even c'zaag!-, this is an essential stop to meeting low limits of the discharge perrtaii: (30) Powdward to Grandfar Activatod Carbon Feed, A biophysical carbon process but utilizes biological activity and organic absorption by using powderod or gravy-itar activated carbon; Vitgn or rsganaralad carbon is lead controlled Into the System; (31) Pneastation, A Wk. con:;rutted to plevidc aeration prior to primary treavrwnl; (32) PrPGmirury Urils, Unit op -rations in uw srealr-soril process, such as stooning and camminiliGn, that prepare tlw liquor la subsequent major operations; (33) Industrial Prelrlalrrhan". (a) PrP.beatment Uril, Industrial. The condiioring of a waste at Its Source before discharge, to temova or to neutralize subslances Injuious to sewers and treatment processPs or to thicl a paria] reduction In load on the treatrnarit process which Is operated by the same goverrxng body as the waslewalor treatment plant being riled; b) Ara-treatrnenl pragam, wvxtriaf - must be a State of EPA regtirad prog•am to raceivo points an use rating shoal; (34) Primary Carifiecs. The his', sorting larks llyaugh which wastewater is passed in a teal morrl works for the purpose of rem.,aing settleable and suspendod Sefds and BOD which is associated with :he solids; (35) Psrrips. All In Wory,, W,aenl ati4i fr.plani pumps; (36) Radation. Disinlaction or slorit;zalicn process btilizing devices errit'ting ultraviolet or gamma rays; (37) Reverse Osmosis. A leatment process In Which a heavy conlaminalod lipid Is pressurized tryougli a rnorrbrane lorming nearly pure liquid frog from suspended solids; (M) RolAfrig Biological Corllraclors. A fixed biological grovrh process In which waslowavor Aows through tanks in which a series of part;iII subme(ged cireuaf surlaces are rolalsd; ' (391 Sand Fliers: (a) Inlefrrinerrl S;ological. Filtration of eflluont following septic larks, lagoons, or some other treatnwnt process in which fe.r-at biodecompasiCon Is expected to oroduco desired elfjuents; Hydraulic toacing rates on these litters are corapsttod In gpdrac and have a roWling to- gpmrsl Vass than one}; a) Recirculating bidogical - no same type 01 sand Ailw as defined In SLbpatagraph {39) (a) of this BLIP with Csa added capability to recycle effluent bath, trough she sand guar: . (40) Sand or f.Sixod-Modia Filters. A polishing process by which atnuanl limits era achieved through a hrihw reduction of suspended solids: (a) Iwo rate -- gayly. hydaulicsily ioadad filiv with loading rates In lhs one to Lima gpmrsf range; ,b) high We -- a prosstra, hydraulically loaded filler with loading tales in no Ilya gprrVsl range; Al any role. the loafing rate will exceed Items gper✓sl; (41) Secondary CAafihers. A laic which follows the biological unit of tteavrim! plant and which has the purpose of rerrnving sludges associated with the biological urea Unenl units; (42) &9parmle Sludge Raaeraim. A pan of the cenlacl stabilization process wtwro the activated sludge Is translened to a Sank and astafed before ieturring i', to the ccnlact basin; (43) Septic Tan},- A single-slary riffling tank in which settled sludge Is to contact with no wastewater flowing through the sank; shall not bo applicable for septic tank sysloms serving single family residences having capacity of 2,OD0 gallons or less which discharge to a rilrification held; (44) Sludge Digestion. The pro -ass by which aegarc or volatile metier and Sludge Is gasihod, licluoh Pd, mineralized or convoned into more stable organic mates trough Via ac Dvily of living organisms, which includes agraled holding Tanks; (45) Sludge Drying Sods. An area comprising natural or artificial IayPns 01 porous materials boon vrilkh digested sewage sludge is dried by drainage end evaporation; (46) Sludge Elutrialiol, A pruess of sludge cory5ioning in which csnain ccr iluonls are romovad by successive washings w;ih fresh wale( of plant etlluenl: (47) Sludge Gar U7lizalioh. The process of using sewage gas for the purposa of heating buildings, riving ongines, etc-; (45) Sludgo Holding Tank (Aerated and Nonueraled). A taNs utilized for anal; wastewater treatment plants not containing a dgesler in which sludge may bo kept fresh, and supernatant wilhd-awn pro: to a drying fnathod {i.e. sludge drying bads); This may be Bona by adding a small amount of air simply so keep ow Judge fresh, but not necessarily ■n amiturxu that wcJd be required So acNeve slab',lization of ogarc matter. A nonaoralod lane would simply ba used to decant sludge priori to do 2Seeing and would not allow tong periods (several days of datention) uvithotfl resulting ode- problems; (49) Sudgo Incinerators. A rrnace designed to bum sfudgo end to femho(e all moislure and combustible maloriais and reduce the studga to a sterile ash; (50) Sludge SiabiGza�on (Cne:nicsl or Thsm,al). A process to make treated sfudga less oddfous and putrescible, and to reduce the pathogenic orgarism conlon;: This may by done by pH adlusanenl- cNarina dosing, or by Mal treatment; (51) Sludge Thickenor, A type et sodimbnlation tank In which the sludge, is par riled to satlle ar4 thicken though agitation and gravity; (52) Stabilirslion Lagoon. A r;pn of oxidation lagoon in whch biologca{ midation of organic mallet is effected by natural transfer of ox1•gen to the water from air (not a polishing pond): (53) Slar-A-By Powor Supply. on site a porlable efoctnicaT gonlsreling rgdipman:: (54) Shoe Screens. A slalimany screen dpsighvd to remove solids, inciudng non•biodeg-actable panicufale (Aaalatt,to solids, smpendod solids and BOO red,uc6on( from nhtnicipal and industrial wri5lrhalel troatmenl systems: (55) Toreary Trcatmont. A staSo of treatment Id lowi:ig secondary which is peimuily la dhe purpose of olfluonl pdisNrv,T; A seltiing lagoon ay sand or coal Altar fright be oml:oyod lay this purpose: (56) Thotmat Pollwcwt Ccu,tfol Device. A davica prc idng for the Vanier of h;Al hom a ruid flowing in lubos to anodhaf Aiad (n/sido the tubes• or vice versa. a other ri—ns of sDgUating liq,rid tonporaturos: (57) Thermal Sludge Conditioner- A conditioning process by which heal Is adti'ec let a pnotradod period of limo to imgrovs rho deviatorability of sludge by tha sFubihzing and t,ydrauliziing of the m,allat and moto ftgh'y hidated sludge particiss-. (58) Toxic Malaials. Those -aslos or con- inations of waslos. Inc-ludirg disPa$i-causing ag?nts wltich attar discharge and upon orposuro, inguslion_ inhalaiiat or assinilaiico inlo any orgarvsrn, onhor difacdy from no onvlrortmonl or indrr<uy by Ingestion through load chxins, will cause death- ciseaso, behavioral abnormali,pS, carrcor, gonctic mutations, phys:dogical maltunclions (inciud.ng malfury-tions in ie;xoductian) or physical delormatidv,e. In such organisms or their offspring: Toxic materials inrluda. by way of illustration art not lirilalic•n: lead- cadnium, chrorn'rum, mi cury, vane Gum, arsortrc, zinc, ofC,a rt v0-c Woro bo n;pine (ONCE), polyuhloeinaied biphonyls (PCos) any dchlocodphenyl Irchotoothane (DDT): and any othof malarial: l:.ai have or nay hereafter he daloimnc-d to have task proportios: {591 TnrlLng Aj:iec. A 4'o;ti:ra' Iraatmct l unrvl conoispng of a matorial wC` as b'okPn siana or rock oh'Ar which wastpwaior is dsiiWlod: ,i. Ngrh :::o incf.lrng Elton is orq -i;eh onofatod at bQW(fli.n lC a- 3. myd per Sap- A low I'Mo triekfing fells: is o-n wh:eh is dosignod to q;erait+ A; ono to lour mgd pot acts; I Tdcl.lit,a F.!!&, (PAc;.ed Tc-•et) A r:u9 flo,' of oporabon in wSch zx*i ,o1ot No—s. daw-n tlyy4fi su:cpss;vo layors of :;,eao on N>: to ma:eniol: Cega•.c ma!r'.a' r..a, o: cenpr.r>rj by Ot =.eta InNW�.ca: Axed gown in each success.:a Sayan. Tris melho.: may WW'awe -secUleafq- gnat.)• alcuan[, of nhay be oda}`?c to �X-re nie:1.01 'r-ill t•acsea p::'w, C<.:•:: Vy::.- ��nv: nrs•a^s De --:cos yrhrcf: a:o d+rigr 'n none-.s rtcVs: - Of POM a:_tip- dge:,.d c: u:sgastt-J ;fudge pier to c, sc-r:; o: I::: tn,•: trt:ahrr,9n; -