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1�ac• :h. I8 , 13N-11 TofFA +Es' CODE 1@4- J10. 7575 p.E, <br /> G/�UFpR7pA.�CAL*OPWIA ENVW AIt"TAL rRDrcc.asn AGENCY F.+�+.�LSOk,rrOwrw <br /> WC= -- Y <br /> DEPARTMENT OF TOXIC SUBSTANCES CONTROL <br /> 400/STMr.47H F1 DOP <br /> R 0 Sox a 6 <br /> t- <br /> SACMMOWO,CA 9MI-O 06 <br /> RE: CLOSM 1lROCEDU M GUMANCE MR OtVME HAZARI/OUS WASM TR ATmxW <br /> UN M AUTHORIZED UNDER CONDMONAL EXEM ?rON, CuNDMoNAL <br /> AUMORMATION A"PERbUT BY RULE. <br /> CJ►fu�eraI: <br /> Alt hamutouts waste managemant.facilities that-notify the Department of Twdr Suast nrm <br /> C'oaW(the Depaltmmt)and operate under one of die onsite tiers must properly dose their unit <br /> and notify the depanmem when they perrnar►entlq stop treating hazardous waste using the unit <br /> or when the unit is Wnverted to either onsite recycling or 10 treating only non-hLzzsvdow wastes_ <br /> All of the facility's treatMeat units will be considered operating and subject to annJW fees <br /> umiI (1)ttte Depatiment is notified that the unit is no longer in use and (2) the generator follows <br /> the closure ragv=' tl epts appropriate for the tier coveng that unit's operation_ <br /> The closure notification to the Department, must be in writing, and inciude the following <br /> information at a minimum: <br /> • facility/company name <br /> • EPA identification number <br /> location and mailing address <br /> unit number(s) of closed utiit(s) <br /> • the tier the unit was operating under <br /> • the date trearment stopped <br /> the date tate unit was removed or decontaminated <br /> ► the remas for closing ar changing status <br /> • tltc steps that we orJmve been taken to close the unit <br /> • (PBR only) a professional enginea'S tertif►cation of proper closure. <br /> For all tiers. the closure procedure utast accomplish Me removal or de=twranation of <br /> all waste sendum, contaminated containment system components (liners, etc.), eantaminated <br /> sins, and structures attd equipment contaminated with waste. <br /> The closure and notification requirmnents vary depending on the tier ma w2h is operate] <br /> under. The following sx ,ons describe the smartory and regulatory regnir=ents for closers of <br /> units under the different tiers. The relevant excerpts follow the discussion_ <br /> OkStrE 7'Rt+AMM VhTT CLosm Gu mw"(M) <br /> a` <br /> �0 'd 60V0 M 6H 'ON XVA IdINIANMAN] Wd [1 :C0 !]Hj. 86-Z1-OM <br />