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HomeMy WebLinkAbout3.b. SKB Expansion Request and Zoning Amendment. i CITY OF ROSEMOUNT EXECUTIVE SUMMARY FOR DISCUSSION COMMITTEE OF THE WHOLE MEETING DATE: Jan. 15, 2003 AGENDA ITEM: SKB Environmental, Inc. AGENDA SECTION: Up -dates PREPARED BY: Jim Parsons AGENDA NO. Community Development Director ATTACHMENTS: Submittals of Jan. 7, 2003, and Oct. 4 and APPROVE Oct. 31, 2001 Background Representatives from SKB Environmental have contacted the City in order to present a proposal to expand the company's landfill in Rosemount. The proposed expansion would greatly increase the amount of waste stored at the landfill. The expansion would fill the gaps - that currently exist between piles of waste, and enlarge the area of the pile. The waste would consist of primarily of industrial waste, ash and construction/demolition debris; no municipal solid waste would be brought to the site. In the fall of 2001, SKB Environment presented a similar proposal to the City Council. The proposal was not approved in 2001 and the City has made no commitment regarding it. The proposed expansion would have an effect on traffic volumes on Highways 55 and 52 and County Road 42. The company has preliminary information about that effect. It also has preliminary information about the types and amounts of waste, about the collection system for the water that leaches to the bottom of the waste pile, and about the possible uses of the site once the landfill is capped. The expansion would be much larger than is allowed by ordinance. The current limit is 200,000 cubic yards of total permitted waste volume within the Rosemount corporate limits (Zoning Ord. Sec. 6.17 B.). In addition to a zoning ordinance amendment and an amended interim use permit from the City, the company would also have to obtain permits from the State of Minnesota and Dakota County. All the materials submitted by SKB in 2001 and 2003 are attached. This item will be discussed at the Planning Commission's meeting on Jan. 28, and brought to the City Council for discussion after that date. ED ACTION: Up -date only. COUNCIL ACTION: 1: ENVIRONMENTAL January 7, 2003 Rick Pearson City Planner City of Rosemount 2875 West 145 Street Rosemount, MN 55068 RE: Updates for the Major Modification Permit.Reissuance at the SKB Rosemount Industrial Waste Facility - Permit No. SW -33 Dear Mr. Pearson: SKB Environmental Inc., (SKB) is in the process of modifying and renewing the state, county, and city permits for the SKB Rosemount Industrial Waste Facility (Facility). On October 31, 2001, SKB sent the City of Rosemount (City) a copy of the Minnesota Pollution Control Agency (MPCA) Application to facilitate the City review and permitting process. It is our understanding that City has completed a preliminary review of this application and will begin a formal review of the application upon receipt of the attached application form and the associated application fee. The permitting process is a very dynamic process that includes frequent changes and modifications to accommodate the requirements of the various governing bodies. As these changes occur, SKB will notify the City so that the changes can be included in the City review process. The following is a list of the updates to be included in your review of the Major Modification Permit Application submitted October 31, 2001 for the SKB Rosemount Industrial Waste Facility. 1.) As per City approval dated July 2, 2002, the Exit Gate onto County Road 38 (Gate 42) shown on the attached "Updated Drawing No. 2" has been completed. Trucks are currently using this exit onto County Road 38 to ease congestion on Highway 55 during peak hours or as needed. According to the Minnesota Department of Transportation (MnDOT), in 2000 there were only 10,000 trips per day (TPD) on Highway 55, which is only half of the 20,000 TPD design capacity. With the addition of Gate #2 as an exit there would be an average of 185 additional TPD (10,185 total TPD) on Highway 55, which is less than a 2% increase in volume. In 2000 County Road 38 had only 600 TPD with a design capacity of 15,000 TPD. With the additional traffic routed onto County Road 38 the total of 915 TPD will only 251 Starkey St. - P.O. Box 7216 - St. Paul, MN 55107 Printed on Recycled Paper. 651- 224 -6329 - FAX 651- 223 -5053 % y 3 i b N 0 0 m J m 0 .D a 0 0 0 m LVDIaoi9SUr 1 m lo- mu5 p NZ2 DCx � n : aw A. - v D PERMIT DRAWINGS FOR THE REVISIONS / REMARKS DRAWN BY: JRB2 DATE: OCTOBER, 2001 yy7 > H MAJOR MODIFICATION AT THE c: s e SKB- ROSEMOUNT INDUSTRIAL WASTE FACILITY �( l&Va� Wke SURVEYED BY: DarE: p ROSE MOUNT. MINNESOTA V Q er DATE Q BY GATE SURVEY DATA: y Q COf1AUIiMiW - ¢ngineBrW - ACi8:1t(Wi6 N G7 RECORD DRAWINGS OF COMPLETED CONSTRUCTION N m o REUSE OF DOCUMENTS Q. p EXISTING CONDITIONS THIS DOCUMENT HAS BEEN DEVELOPED FOR SPECIFIC CONFORMING TO CONTRACTORS AND /OR OWNERS APPLICATM AND NOT FOR GENERAL USE. THEREFORE IT RECORDS. MAY NOT BE USED WITHOUT THE WRITTEN APPROVAL 6 W a FOTN A VAN DIKE — ASSOCIATES- UNAPPROVED USE IS THE sae RESPON'OUTY OF THE UNAUTHORIZED USER. BY DATE L________J < N Nn; L o m � �� m m o o $ r07 ° o x o G� ° 0 o z m Z Z ` � p Z z m p c c�iT m o o Z z z zZ m � m m N Z A x m x x z x x m m m m In Z Am pZ S S y V z z z z z z z z z z z r nm Z g - - O D r WE ti. D c. A D m m O 0 c A m •0 ~ nA Q N v s n ' m g A• O n m m � n P P` * p m ZT A WE o o r i N Z Z o Z W. m CADD PROJ CODE: OIS019 L � n : aw A. - v D PERMIT DRAWINGS FOR THE REVISIONS / REMARKS DRAWN BY: JRB2 DATE: OCTOBER, 2001 yy7 > H MAJOR MODIFICATION AT THE c: s e SKB- ROSEMOUNT INDUSTRIAL WASTE FACILITY �( l&Va� Wke SURVEYED BY: DarE: p ROSE MOUNT. MINNESOTA V Q er DATE Q BY GATE SURVEY DATA: y Q COf1AUIiMiW - ¢ngineBrW - ACi8:1t(Wi6 N G7 RECORD DRAWINGS OF COMPLETED CONSTRUCTION N m o REUSE OF DOCUMENTS Q. p EXISTING CONDITIONS THIS DOCUMENT HAS BEEN DEVELOPED FOR SPECIFIC CONFORMING TO CONTRACTORS AND /OR OWNERS APPLICATM AND NOT FOR GENERAL USE. THEREFORE IT RECORDS. MAY NOT BE USED WITHOUT THE WRITTEN APPROVAL 6 W a FOTN A VAN DIKE — ASSOCIATES- UNAPPROVED USE IS THE sae RESPON'OUTY OF THE UNAUTHORIZED USER. BY DATE 2 of 2 utilize 6% of the design capacity. SKB has found that the routing of traffic onto County Road 38 significantly improved the traffic conditions on Highway 55 and did not adversely impact the traffic conditions on County Road 38. The previously proposed location for Gate #2 (shown in the October 31, 2001 MPCA application) will remain an option for future construction of an additional exit gate which would be titled Gate #3 upon construction. The Updated Drawing No. 2 included with this letter is intended to replace the previously submitted Drawing No. 2. 2.) As per the MPCA approval of the Minor Modification dated May 16, 2001, the underground leachate collection system for Cells 1 -4 was constructed. Construction was completed during the 2002 construction season as per the attached as -built plans. SKB will continue to discharge leachate in compliance with our Metropolitan Council of Environmental Services (MCES) Industrial Discharge Permit (see attached permit). y r 3.) As per the request of Dakota County, the Waste Acceptance Plan (Volume II) has been revised. The updated Volume H included with this letter is intended to replace the Volume II previously sent with the MPCA Application. 4.) The Industrial Discharge Permit in Volume III, Appendix C, expired on September 30, 2001. The new Industrial Discharge Permit is included with this letter. 5.) The Incident Coordinator List from Volume IV, Appendix A, has been updated and is included with this letter. 6.) SKB constructed a Wildlife Viewing Area adjacent to the new exit onto County Road 38 overlooking the wetlands on the southern portion of the property. This area provides a place for the general public to park and observe wildlife in the wetlands. Attached please find the $330 application fee along with a completed Interim Use Permit Renewal Application. We appreciate your timely review and consideration of this application. If you need any additional information or have any questions, please call me at 651- 251 -6203. Sincerely, William P. eegan, P.E. Environmental Engineer CC: Richard O'Gara, SKB Environmental John Domke, SKB Environmental Mike Fullerton, SKB Environmental Kathy Osborne, Foth and Van Dyke Metropolitan Council Improue regional competitiveness in a global economy December 6, 2001 Environmental Services SKB Environmental 251 Starkey Street St. Paul, MN 55107 RE: Industrial Discharge Permit (Special Discharges) Number 2133 For Site located at: 13425 Courthouse Boulevard Rosemount, MN 55068 Attn: John Domke, President TRANSMITTED HEREWITH is the reissued Industrial Discharge Permit (Special Discharges) for the above referenced site. This Permit has been reissued by Metropolitan Council Environmental Services for the period specified, and it supersedes the previous Permit. The discharge of landfill leachate, contaminated groundwater or special industrial waste into the Metropolitan Disposal System is hereby allowed, subject to any and all provisions of the Waste Discharge Rules for the Metropolitan Disposal System, and this Permit. THE PERMIT contains Discharge Limitations, Monitoring and Reporting Requirements, Special Conditions regarding connected and nonconnected sites, General Permit Conditions, and Specific Permit Conditions. Any failure to submit the required Special Discharge Reports is a violation of this Permit. The Permit Number shall be included on all correspondence regarding this Permit. THE PERMITTEE is reminded that renewal of this Permit is not automatic. The Permittee must apply for renewal at least 60 days prior to the Permit expiration date. If questions arise, contact Michael Flaherty at (651) 602 -4715. Sincerely, 4 W Leo H. Hermes, P.E. Industrial Waste Manager MCES Industrial Waste Section LHH:pf www.metrocouncil.org Metro info Line 602 -1888 230 East Fifth Street • St. Paul, Minnesota 55101 -1626 • (651) 602 -1005 • Fax 602 -1138 TTY 229 -3760 An Eaual Onnortunihi F.mnlnuar ' Page 1 of 11 _ Permit No. 2133 METROPOLITAN COUNCIL ENVIRONMENTAL SERVICES (MCES) INDUSTRIAL DISCHARGE PERMIT SPECIAL DISCHARGES Pursuant to the provisions of Minnesota Statutes Chapter 473 as amended, the Waste Discharge Rules for the Metropolitan Disposal System (MDS), and the MCES Leachate and Contaminated Groundwater Program, permission is hereby granted to SKB En vironmental 251 Starkey Street St. Paul, MN 55107 for the discharge of landfi leachate into public sewers at 13425 Courthouse Boulevard, Rosemount MN 55068 tributary to Metropolitan Council's Rosemount Wastewater Treatment Plant. This Permit is granted in accordance with the application filed on August 6 20 and in consideration of the plans, specifications, and data contained in the application. 01 Discharge Limitations, Monitoring and Reporting Requirements, Special Conditions regarding connected and nonconnected sites, and Permit Conditions are contained in following sections of this Permit. Effective Date: August 1 , 20 01 Expiration Date: — September 30 , 20 04 Issued by METROPOLITAN COUNCIL ENVIRONMENTAL i / n SERVICES Division Director, or duly authorized representative Keith J. Buttleman, Director, Environmental Planning and Evaluation �4- ate a Page 2 of 11 Permit No. 2133 METROPOLITAN COUNCIL ENVIRONMENTAL SERVICES Discharge Limitations 1. Local Pretreatment Standards: Parameter Standard (mg/L) Cadmium (Cd) 1.0 Chromium - total (Cr) 6.0 Copper (Cu) 4.0 Cyanide - total (CN) 4.0 Lead (Pb) 1.0 Mercury (Hg) 0.002 Nickel (Ni) 6.0 Zinc (Zn) 6.0 pH - maximum (units) 11.0 pH - minimum (units) 5.0 Local pretreatment standards for metals and cyanide are the maximum for any 24 hour period. 'pH standards are continuous and apply at all times. 2. Additional Limitations: The following limits apply to leachate and contaminated groundwater discharges Concentration of any one toxic organic parameter 3 mg/L Combined total toxic organics parameter concentration 10 mg/L Polychlorinated Biphenyls <0.2 ug/L 2,3, 7, 8- tetrachlorodibenzo -p- dioxin <0.002 ug/L Page 3 of 11 Permit No. 2133 METROPOLITAN COUNCIL ENVIRONMENTAL SERVICES 3• Prohibited Waste Discharges: Prohibited Waste Discharges are specified in Waste Discharge Rule 406 and include, but are not limited to the following: (a) Flammable, explosive, and corrosive wastes, gasoline, fuel oil, lubricating oil, hydraulic oil, motor oil, or grease; (b) Wastes that are likely to obstruct the flow within public sewers: grease, fat or oil of animal or vegetable origin, solid wastes, garbage, guts, bones, ash, sand, rags, lime, metal, wood, plastic, glass, or yard wastes; (c) Wastes that are likely to cause interference, pass - through or operational problems: slug discharges, toxic chemicals, poisons, dyes, or inks; (d) Wastes that are likely to cause a public nuisance: noxious, malodorous, or foam producing substances; (e) Cooling water, runoff, and other unpolluted water; (f) Hazardous wastes, as defined by Minn from MCES. esota Statutes; and (g) Wastes generated outside of the Metropolitan Area, unless prior approval is obtained B. Monitoring and Renortinc, Reauirements 1 . Sample Collection Representative wastewater sample(s) shall be collected once per month at the holding tank sam lin orts. 2. Parameters Chemical analysis, in accordance with Waste Discharge Rule 216, of the sample(s) representing the waste discharged through the specified monitoring point(s), shall be Performed for the following parameters: See Section F., Item 3 for sam lm fre uency and Attachment A for the parameter list. 3.' Reporting Requirements a) Schedule: The Permittee is required to submit complete Special Discharge Reports to MCES four times per year according to the following schedule: Page 4 of 11 Permit No. 2133 METROPOLITAN COUNCIL ENVIRONMENTAL, SERVICES Reporting Period Reports Due in MCES office by January 1 - March 31 April 1 - June 30 April 0 July 1 - September 30 3 0 JAmY 3 October 1 - December 31 October 30 January 30 Reports shall be submitted each quarter until this Permit is terminated, whether or not a discharge has occurred during a given quarter. b) Report Contents: A complete report consists of an MCES Special Discharge Report form and a copy of the laboratory data sheets for all samples collected for this discharge during the reporting period. The total discharge volume for the reporting period shall be reported, as well as the cumulative total volume discharged under this Permit. O er th Pertinent information shall also be included, such as operation an al problems d changes, etc. The Permittee or a designated authorized representative shall sign the Special Discharge Report. C. 1. 2. Discharge Location Permitted discharges for sites not connected to public sewers must be transported by an MCES- permitted Liquid Waste Hauler to the Third and Commercial Disposal Site in St. Paul. As defined in Waste Discharge Rule 104.28, public sewers include MCES int and all community -owned sanit erceptors ary and combined sewers that are tributary to the MDS. Load Charge Transported discharges will be subject to a Load Charge -which includes a volume component and a strength component, based on analytical results. The volume component is based on the volume rate that MCES charges all communities served. The strength component is derived from the same equation used to calculate siren connected to Public sewers, and is based on volume, a Chemic charges Oxygen maari users that are concentration in excess of 500 milligrams per liter (mg/1) and a Total Suspended Solids concentration in excess of 250 mg/1. I Page _- 5 ___ of 11 _ Permit No. 2133 METROPOLITAN COUNCIL ENVIRONMENTAL SERVICES D. Special Pr%",a;, ;,.__ r_ r 1 • Connection Approval A Permittee making a connection to a community -owned sewer or an MCES inte obtain approval from the appropriate authorit rceptor shall sewer use shall also be arranged with the community o making the connection. Billing for 2. Volume Measurement The Permittee shall install and maintain an appropriate discharge volume metering device, in accordance with Discharge Rules 213 and 215. 3. Add -on Service Charge (ASC) Permitted sites that are connected to public sewers will be subject to an add- for temporary use of reserve capacity in the MDS. on service charge E. General Permit Conditions 1 All discharges into public sewers by the Permittee shall be in accordance with applicable Provisions of the Waste Discharge Rules for the MDS, the MCES Leachate and Groundwater Program and this Permit. Contaminated 2. The Permittee shall not knowingly make any false statement representatio n any record, report, plan or other document submitted to MCESn or certification in 3 • This Permit shall not release the Permittee from an local, state or federal statutes, regulations, Ordinances orli license requirements s regarding by disposal. regarding waste Page 6 of 11 Permit No. _ 2133 METROPOLITAN COUNCIL ENVIRONMENTAL SERVICES 4• The Permittee shall take all reasonable precautions to minimize all accide including prohibited slugs, spills and bypasses. Plans for the prevention and c nitrol of accidental discharges shall be submitted to the Industrial Waste Section forapproval within specified period of time when required by MCES. In the event of any significant accidents al discharge, spill or bypass, the Permittee shall IMMEDIATELY notify the Minnesota State Duty Officer at (651) 649 -5451 and report the facility address, and other er information. In accordance with Waste Discharge Rule 412, for sites connected to publ neat sewers, the Permittee shall post a permanent notice in a prominent place advising o em t how to notify the Minnesota State Duty Officer in the event of an accidental or prohibited slug g 5 . The Permittee shall notify the Industrial Waste Section within 24 hours of becoming ware o g f 'any violation of the Discharge Limitations in Section A. of this Permit. 6• The Permittee shall pay applicable Permit fees, add -on service charges, S Load Charges and self- monitoring report late fees assessed by MCES. S trength Charges, 7. In accordance with Waste Discharge Rule 211, the Permittee shall not assi Industrial Discharge Permit (Special Discharges) to anew o wrier, without wntt transfer an MCES. The Permittee shall provide a copy of this Permit to the new owner. en approval of 8. In accordance with Waste Discharge Rule 214, the Pennittee shall allo enter the Permittee's site for the purposes of i �'�' MCES personnel to actions, as necess nspection, monitoring, records review and other ary, to verify information received by MCES and to determine compliance with the Waste Discharge Rules and this Permit. 9 • The Permittee shall retain its waste disposal records, in accordance with Waste Discharge Rule 214, for a period of not less than three years. g 10. The laboratory reports for all wastewater monitoring conducted during eac at the point of discharge to public sewers, shall be submitted with the Special Disch r period, Report for that period. Reports must be submitted each quarter until this Permit is te r i Sample collection and analytical methods shall meet EPA protocol 136. established in terminated. 40 CFR Part Page 7 " of 11 Permit No. 2133 METROPOLITAN COUNCIL ENVIRONMENTAL SERVICES 11. The Permittee shall report any operational changes or practices which differ from those described in the original Special Discharge Permit application, including changes in pretreatment system design or operation, or rate of discharge. The Permittee shall also notif the Industrial Waste Section within 48 hours if the discharge is temporarily or permanently discontinued. y 12. This Permit supersedes any MCES discharge approvals or Industrial Discharge Permits previously issued for this site. 13. This Permit is not exclusive. This Permit shall not release the Permittee from conditions set forth by the Minnesota Pollution Control Agency, Minnesota Department of Health, Minnesota Department of Natural Resources or the community in which the site is located. 14. The Permittee shall be subject to civil liability as a result of discharges which violate the Waste Discharge Rules, applicable federal pretreatment standards or requirements, or any requirement or condition contained in this Permit. Further, any violation may also result in the Permittee being subject to civil and/or criminal penalties in the amount of $1,000 per day, 90 days imprisonment, or both. y Page 8 of 11 Permit No. 2133 METROPOLITAN COUNCIL ENVIRONMENTAL SERVICES F. Specific Permit Conditions 1. This permit covers the discharge of non - hazardous industrial waste landfill leachate collected at the SKB Environmental (Rosemount) facility leachate collection/storage system. For the purposes of the permit, "leachate" shall also include contaminated storm water runoff collected from open cells and stored in the leachate collection/storage system. 2. The volume of leachate discharged shall not exceed 45, 000 gallons per day. The maximum rate of discharge shall be 62 gallons per minute. In the event of an emergency, Permittee may contact the MCES Industrial Waste Section to request approval to discharge volumes in excess of 45,000 gallons per day, however, the rate of discharge shall not exceed 62 gallons per minute. 3. The following sample requirements apply: a) For the first sampling event under this permit, the Permittee shall collect a representative sample of leachate and analyze for pH, Total Suspended Solids, Chemical Oxygen Demand and the parameters listed in Attachment A; b) For each following month in which leachate is discharged to the Metropolitan Disposal System, the Permittee shall collect a representative sample of leachate and analyze for pH, Total Suspended Solids and Chemical Oxygen Demand; and c) For each following quarter (i.e., January — March, April — June, July — September or October — December) in which leachate is discharged to the Metropolitan Disposal System, the Permittee shall collect a representative sample of leachate and analyze for the parameters listed in Attachment A, with the exception of 2,3,7,8-Tetrachloro-dibenzo-p- dioxin. 4. In the event that the parameter concentrations exceed the limits listed on page 2, but are at or below the limits for the Metropolitan Plant (3 mg/L per toxic parameter, and 10 mg/L total toxic organics) the leachate may be hauled to the Third and Commercial Disposal Site in St. Paul. Approval for discharge to the Metropolitan Plan requires 24- hour advance notice to the MCES Industrial Waste Section. Page 9 of 11 Permit No. 2133 METROPOLITAN COUNCIL ENVIRONMENTAL SERVICES F. Specific Permit Conditions 5. All leachate discharged to the Third and Commercial Disposal Site in St. Paul must be transported by an MCES - permitted Liquid Waste Hauler. The use of a 4" minimum inside diameter hose shall be used when discharging at MCES disposal sites. The MCES reserves the right to restrict the discharge of leachate to specific time periods in order to avoid system overloads, treatment plant upsets or violations. 6. The Permittee shall maintain a monitoring maintenance hole for the purpose of sampling and flow measuring leachate/wastewater discharges. The maintenance hole shall be equipped with a flow measuring device capable of cumulative volume measurement. In addition, records of daily leachate discharge volumes shall be kept and submitted with each quarterly self - monitoring report. 7. MCES reserves the right to impose lower limitations than those listed in Sections A.1 and A.2 if the discharge contributes to a treatment plant upset, a violation of the MCES treatment plant's NPDES permit, or a violation of applicable sewage sludge rules. Further, in the event of a treatment plant upset or violation, MCES may require the facility to temporarily suspend leachate discharge to the Rosemount Plant, or to haul leachate to the Third and Commercial Disposal Site. 8. The Pennittee shall keep on file logs listing the type of waste accepted for disposal. These logs need not be submitted with the Industrial Discharge Report, but shall be made available to MCES staff upon request. Page 10 of Permit No. 2133 11 METROPOLITAN COUNCIL ENVIRONMENTAL SERVICES Attachment A. Sampling Parameters BASE NEUTRALS hexachlorocyclopentadiene 4,4 -DDD acenapthene ` indeno(1,2,3- cd)- pyrene 4,4 -DDE acenaphthylene isophorone 4,4 -DDT anthracene dieldrin naphthalene benzidine nitrobenzene alpha- endosulfan benzo(a)anthracene N- nitrosodi- n- propylamine beta- endosulfan benzo(a)pyrene N- nitrosodimethylamine endsulfan sulfate benzo(ghi)perylene N- nitrosodiphenylamine benzo(k)fluoranthane endrin 3,4- benzofluoranthene phenanthrene endrin aldehyde bis(2- chloroethoxy)methane pyrene bis(2- chloroethyl)ether heptachlor bis(2- chloroisopropyl)ether 2, 3,7,8 - tetrachloro - dibenzo -p- dioxin heptachlor epoxide b is(2- ethylhexyl)phthalate 4- bromophenyl phenyl ether ACID ORGANICS PCB -1016 butyl benzyl phthalate PCB -1221 2- chlorophenol PCB -1232 2- chloronaphthalene 2,4- dichlorophenol PCB -1242 4- chlorophenyl phenyl ether 2,4- dimethylphenol PCB -1248 chrysene 4,6- dinitro -o- cresol PCB -1254 2,4- dinitrophenol PCB -1260 di -n -butyl phthalate di- n -octyl phthalate 2 nitrophenol toxaphene dibenzo(a,h)- anthracene 4- nitrophenol 1,2- dichlorobenzene VOLATILE ORGANICS 1,3- dichlorobenzene parachlorometacresol 1,2,4- trichlorobenzene pentachlorophenol acrolein 1,4- dichlorobenzene phenol acrylonitrile diethyl phthalate dimethyl phthalate 2,4,6- trichlorophenol benzene 2,4- dinitrotoluene 2,6- dinitrotoluene PESTICIDES/PCBs bromoform 1,2- diphenyl- hyrazine aldrin carbon tetrachloride fluoranthene alpha -BHC chlorobenzene fluorene beta -BHC chlorodibromomethane gamma -BHC chloroethane hexachlorobenzene delta -BHC 2- chloroethyl vinyl ether hexachlorobutadiene chlordane chloroform Page 11 of 11 Permit No. 2133 METROPOLITAN COUNCIL ENVIRONMENTAL SERVICES Attachment A. Sampling Parameters (continued) lead VOLATILE ORGANICS (cont'd) mercury OTHER - MCES dichlorobromomethane trichloroethylene selenium 1,2- dichloroethane silver acetone 1,1- dichloroethane vinyl chloride tetrahydrofuran 1, 1 -dichloroethylene ethyl ether 1,2- dichloropropane METALS methyl ethyl ketone 1,3- dichloropropylene xylenes antimony ethyl benzene arsenic Flash point beryllium methyl bromide cadmium methyl chloride chromium methylene chloride _. copper lead 1,1,2,2- tetrachloroetane mercury tetrachlorethylene nickel toluene selenium 1,2- trans- dichloroethylene silver 1,1,1- dichloroethane thallium 1,1,2 - tichloroethane zinc TABLE 2 FREQUENCY OF RE- CHARACTERIZATION GUIDELINES FOR INDUSTRIAL WASTE Variability from average Average test result as % of hazardous waste threshold :test result of a waste slight ±20% >90% 75 % -90 % 75 % -60% <60% moderate ±40% >75% 60 % -75% 70 % -55% <55% great > 40% -.67% 55 %-67 % :.60 %=45% <45% Resulting'.. every quarterly annually every frequency of load two testing years . 3 TABLE 3 `REQUENCY.OF RE-CHARACTERIZATION GUIDELINES FOR MSW INCINERATOR ASH Variability ** Mean as Percent of Hazardous Waste Threshold. .` < 20 % > 75 % 75%-60% < 60% 20-30% > 60 % 60 % - 50 % <50% > 40% > 55 % 55 <40% Frequency { Monthly Quarterly . Annually* .E 3 * Mean and variability based on a minimum of 22 samples **The variability will be determined asfollows: - Variability = Standard Dwiatinn X . 100 ' Mean r 4 empty Container Definition and Disposal Information The Minnesota Pollution tPntrol Agency (MPCA) has set forth the criteria which determine when a container is empty. Generators shall comply with the definition, as outlined below. Landfill owner /operators maintain the right to inspect and reject any waste they deem unacceptable. Procedure for preparing empty containers for disposal In a landfill site 1. Containers of Non -Acute Hazardous Wastes Containers which held hazardous or nonhazardous wastes. other than those which held acutely hazardous wastes or pesticides. can be disposed of in sanitary landfills if handled as follows (Minn. Rules Chapter 7045.0127): All wastes have been removed that can be removed using the practices commonly employed to remove materials from that type of container (such as pouring, pumping, and aspirating) and the following three conditions have been met: a. No more than 2.5 centimeters (one inch) of residues remains on the bottom of the container or inner liner. or b. No more than 3.0 percent by weight of waste remains inside a container or inner liner having a total capacity of 110 gallons or less: or C. No more than 0.3 percent by weight of the total capacity of the container of waste remains inside a container or inner liner having a total capacity of more than 110 gallons. 2. Containers of Acute Hazardous Waste Empty containers which previously held an acutely hazardous waste (listed in Minn. Hazardous Waste Rules 7045.0135, subpart 2,3, or 4, hem E) are considered empty and are acceptable for disposal in a sanitary landfill if one of the following three conditions has been met: a. The container or inner liner has been triple- rinsed using a solvent capable of removing the commercial chemical product or manufacturing chemical intermediate. To triple rinse is to flush the container three times, each time using a volume of the normal diluent equal to approximately ten percent of the container's capacity. Any rinsate generated from the flushing of these containers must be used as product. If the rinsate is to be discarded, ie.,_becomes a .waste, it must be managed according to the -Minn. Hazardous Waste Rules. b. The container or inner liner has been cleaned by another equally effective and approved method. c. The inner liner that was in contact with the acutely hazardous material has been removed from the container. 3. Compressed Gas Containers Empty compressed gas containers are containers that previously held a hazardous waste that is a compressed gas. These containers are defined as empty when the pressure in the container approaches atmospheric pressure. 4. Pesticide Containers Empty pesticide containers are subject to Minnesota Department of Agriculture regulations and must be triple- rinsed prior to disposal or salvage (see definaiod of "triple rinse" in item 2.a. above). Empty containers must fit the above definhions and requirements to be considered acceptable for landfill disposal in Minnesota. Containers which meet these definitions are not subject to further review by the MPCA staff. Therefore. no coorsposal application processing is required. The certificate, as designed below, is for use between the landfill owner /operator and the generator. Empty Certification I hereby certify that the containers described below are, in fact, empty as defined in the MPCA Hazardous Waste Rules outlined on this sheet. Also, I maintain that the containers hold absolutely no free moisture. Free moisture is moisture that can be removed by the force of.gravity. No. of containers Size Contents last contained Signature Date Address SKB ROSEMOUNT INDUSTRIAL WASTE FACILITY INCIDENT COORDINATOR LIST Incident Coordinator: Mike Fullerton Facility Manager 7575 LeSeur Ave. Montgomery, MN 56069 507 -744 - 4354 Cell: 612 - 363 -5163 Alternate Incident Coordinator: Rick Hansen Operations Manager 1245 County Road H New Richmond, WI 54017 715 — 248 -3552 Cell: 612 - 363 -3415 Alternate Incident Coordinator John Domke Vice President 13222 Downey Trail Apple Valley, MN 55124 952- 423 -3661 Cell: 612- 366 -4353 s /rosemount/incident coordinator list ,sue ENVIRONMENTAL October 31, 2001 City of Rosemount 2875 West 145t' Street Rosemount, MN 55068 RE: SKB Rosemount Industrial Waste Facility Major Modification Permit No. SW -383 To interested persons: SKB Environmental Inc. (SKB) is proposing a major modification for the SKB Rosemount Industrial Waste Facility (Facility) permit number SW -383. A proposal describing this modification was submitted by SKB to the City of Rosemount on October 4, 2001. Subsequently, two main issues have been raised regarding specifics of this proposal. The intent of this letter and the attached drawings is to address and clarify these issues. One of the issues related to access to the Facility and the associated traffic patterns. The current access and exit is through our main entrance on State Highway 55. According to MNDOT, the capacity of this highway is 20,000 vehicles per day (vpd) and it is currently operating at approximately 12,000 vpd. We feel that there are two periods during the day when the traffic is congested. The morning rush hour from 7:00 -8:30 AM and the evening rush hour from 4:00 -5:30 PM. On average, SKB is proposing an additional 185 loads per day to the Facility. SKB would propose to have all trucks enter through our main gate and exit through our proposed exit onto 140th Street East during the peak hours, or as needed to help ease the congestion on State Highway 55. The main entrance has an existing right turn lane to handle the traffic entering the Facility. SKB has had conversations with the Minnesota Department of Transportation (MNDOT) and Dakota County to evaluate the proposed traffic patterns for the Facility and adjacent roadways. There is a general consensus that this proposed traffic pattern mentioned above is the most favorable means of easing the congestion on State Highway 55. The other issue related to the Recycling/Transfer Facility building and the specifics of its construction. To address this issue, SKB has developed a drawing of the proposed Recycling/Transfer Facility based on assumed traffic patterns and a typical design for the 251 Starkey St. • P.O. Box 7216 • St. Paul, MN 55107 651- 224 -6329 • FAX 651- 223 -5053 Printed on Recycled Paper. Facility (Figure 20). The general concept (i.e. building size, placement, exterior aesthetics, etc.) of the Recycling/Transfer Facility will remain basically the same, with the specifics (i.e. number and location of doors, push walls, etc.) likely being modified, in accordance with City ordinances, to accommodate the agreed upon traffic patterns. As mentioned previously, SKB believes that this modification will continue to allow SKB to be a significant part of the State of Minnesota's integrated solid waste system. In addition, the modification will allow for the creation of the most aesthetically pleasing end use of the Facility. If you have any questions or concerns regarding the proposed modification please do not hesitate to call John Domke or myself at 651- 224 -6329. Sincerely, William P. Keegan, P.E. John Domke Senior Environmental Engineer Vice President ,sus ENVIRONMENTAL October 4, 2001 City of Rosemount 2875 West 145"' Street Rosemount, MN 55068 RE: SKB Rosemount Industrial Waste Facility Major Modification Permit No. SW -383 To interested persons: SKB Environmental Inc. (SKB) is proposing a major modification for the SKB Rosemount Industrial Waste Facility (Facility) permit number SW -383. This Facility, which is located in Rosemount, Minnesota, currently accepts non - hazardous Industrial Waste and Municipal Solid Waste Combustor Ash (Ash). As part of this modification request, SKB is proposing to add a Construction and Demolition (C &D) cell along with a C &D recycling/transfer station to the Facility, which will allow for processing of the waste prior to disposal. In addition, SKB is proposing to fill the "saddle" areas between the currently permitted cells. The three saddle areas, Industrial Waste, C &D waste, and Ash, will be filled to enhance the end use and aesthetics of the Facility. Currently, the Facility would be completed and closed with four large "pyramids" (Figure 3), which would greatly reduce the end use capabilities of the Facility. The C &D cell, Cell 5, will be located in the southeast corner of the Facility (Figure 4) and will contain approximately 5,763,000 yd of debris (including saddle area). The cell will be progressively filled in five phases, 5A -5E, with an anticipated completion date of June 2019 (Figures 4, 5, and Table 1). The bottom liner system of the cell will consist of a two -foot layer of clay (or equivalent synthetic or geosynthetic liner) overlain by _a three- foot layer of protective /drainage sand. Upon closure, the cell will be capped with a 40- mil LLDPE synthetic liner overlain by two feet of cover soils. The C &D saddle area will be located between Cell 5 and Cell 3, and Cell 5 and Cell 2, forming a linear shaped saddle (Figures 4, 6, 8). The interface area of the C &D saddle, which overlies the Industrial Waste Cell 3, will have an 80 -mil HDPE liner (Figures 6 & 8). In addition, a new landfill entrance and waste acceptance area for C &D will be built in.the northeast corner of the property. This C &D recycling/transfer station will be used for additional processing and waste acceptance screening prior to final disposal. 251 Starkey St. - P.O. Box 7216 - St. Paul, MN 55107 651- 224 -6329 - FAX 651 - 223 -5053 %1 Printed on Recycled Paper. The Ash Saddle area encompasses the areas between Cell 4 and Cell 1 and between Cell 4 and Cell 3 forming an "L" shaped saddle (Figures 4, 6, 8). The total volume of this saddle is approximately 788,000 yd with an anticipated closure date of February 2021. The Ash Saddle would have a bottom liner consisting of a 2 -foot clay liner overlain by an 80 -mil HDPE liner (Figures 6 & 8). This bottom liner system would be in addition to the Industrial Waste liner system consisting of two foot of clay, a 60 -mil HDPE liner, an 80- mil HDPE liner, and two feet of drainage /protective sand, which is below the Ash Saddle. Upon closure, the Ash cell and saddle area would be capped with a 40 -mil LLDPE synthetic liner overlain by two feet of cover soils (Figure 6 & 8). The Industrial Saddle will be located between Cell 2 and Cell 1, Cell 2 and Cell 3, and Cell 1 and Cell 3, forming a "T" shaped saddle (Figures 4 & 7). The total volume of the Industrial Saddle is approximately 962,000 yd with an anticipated closure date of December 2025. The Industrial Saddle would have the same bottom liner system as described above for the currently permitted Industrial Waste cells (Figure 7). After reaching closure, the Industrial saddle would be capped with a 40 -mil LLDPE liner and the two feet of cover soils, which would tie into the liner over the other areas of the Facility (Figure 7). After the cells and saddle areas have reached their final elevations (Figure 2), a final soil cover system consisting of up to 10 -feet of soil will be placed over the entire fill area. (Figure 1). This additional soil layer will be placed with rolling swales and undulations to better simulate a naturally occurring hill and limit the erosion effects associated with the steeper geometric slopes of a traditional landfill. The depth of this soil will also allow larger trees and vegetation to be planted over the fill areas creating a more natural shaped hill blending more appropriately into the surrounding areas. We believe that this modification will continue to allow SKB to be a significant part of the State of Minnesota's integrated solid waste system. In addition, the modification will allow for the creation of the most aesthetically pleasing end use of the Facility. If you have any questions or concerns regarding the proposed modification please do not hesitate to call John Domke or myself at 651- 224 -6329. Sincerely, William P. eegan, P.E. 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BY DATE REUSE OF DOCUMENTS THIS DOCUMENT HAS BEEN DEVELOPED FOR A SPECIFIC APPLICATION AND NOT FOR GENERAL USE. THEREFORE IT MAY NOT BE USED WITHOUT THE WRITTEN APPROVAL OF FOTH & VAN DYKE ano ASSOCIATES. UNAPPROVED USE IS THE SOLE RESPONSIBILITY OF THE UNAUTHORIZED USER. T — — — — — — �< �— I — — — —i— — — 1 6 f I Flo i i i i i I I i I i I I I i FOth &Van Dyke V consultants . enolnears - scientists REVISIONS / REMARKS CADD PROD CODE! OIS0I9 inoisa so- "s NI oI\ISNiM.Opn DRAWN BY: dR82 OAiE: OC708ER.200I SURVEYED SYt DATE. 0. BY DATE 0. BY DATE SURVEY DATA: RECORD DRAWINGS OF COMPLETED CONSTRUCTION CONFORMING TO CONTRACTORS AND /OR OWNERS RECORDS. BY DATE REUSE OF DOCUMENTS THIS DOCUMENT HAS BEEN DEVELOPED FOR A SPECIFIC APPLICATION AND NOT FOR GENERAL USE. THEREFORE IT MAY NOT BE USED WITHOUT THE WRITTEN APPROVAL OF FOTH & VAN DYKE ano ASSOCIATES. UNAPPROVED USE IS THE SOLE RESPONSIBILITY OF THE UNAUTHORIZED USER. 0 1 6