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' Introducuon <br /> ONS=Environrrienral Labor-atones, Inc Revision 0 <br /> ' Quality Assurance Plan F'ebruan 15, 1996 <br /> Page 5 of 7 <br /> ' informal basis The QAPA or Laboratory Director may obsene the acmity of <br /> interest while it is in process and/or review documentation or personnel A pre- <br /> designed checklist on the applicable documents and criteria may be used for this <br /> review Once the surveillance is complete, the QAPA or Laboratory Director will <br /> issue a report and recommends corrective actions to the Laboratory Manager The <br /> Laboratory Director then tracks the corrective actions for closure in the same <br /> ' manner as other actions <br /> • Systems Audits <br /> At least annually,the enure laboratory sNstem undergoes an internal audit to ndentifi <br /> ' the Ievel of compliance Nvtth established, documented quality, assurance s-,stems <br /> conducted by the QAPA After a verbal debriefing, corrective actions are prepared <br /> ' which are monitored for progress and closure in conjunction with other correcti,"e <br /> actions <br /> ' Project Audit <br /> Project audits are designed to address the precision, accuracy, and completeness of <br /> specific set of data These audits also review a project for compliance with contractual <br /> requirements A project specific checklist may be prepared using the QA ylanual <br /> and/or contract as the source document The audit report is prepared and the <br /> ' Laboratory Director or QAPA performs a venficauon of compliance with the <br /> corrective actions <br /> ' Proficiency Evaluation Samples <br /> The laborator% demonstrates method and analyst prof cienc% b% analvz ng blind and <br /> ' double blind prof cienc. or performance evaluation(PE)samples as part of the routine <br /> analvtrcal sample stream or by participation in appropriate anter-laboraton quahtv <br /> control programs from EPA or commercial suppliers Blind and double-blind QC <br /> ' Samples are samples oath a known value which are submitted to the laboraton as <br /> ordmary soil,sediment,or water Blind samples may include uncontaminated sod or <br /> solids, split samples, unlabeled duplicates,or performance evaluation samples <br /> Quality Assurance Documents <br /> ' Complete documentation of anv operation requires several types of quality assurance documents <br /> Laboratory records are maintained in two broad categories <br /> word 6 0 loelmtro doc <br />