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<br /> <br />1iHR. 0'93 11~~10 N~.UUA P.U~ <br /> <br />6) Also, as discussed during the February 19 meeti~y, BMRI <br />will review the following areas: <br />- Revision of parameters list and sampling frequency. <br />- Clarification of Core Lab's internal quality <br />aeouranccjqualil.y ~v,~trul program. <br />- Clarification of filteredjunfiltered samples at thle <br />process points. <br />1 - Discussion with Core Labs concerning improved analysis <br />turn-around time. <br />13MRI will implement items 1-5 above in the next bi-w ekly <br />sampling event scheduled for March 4 and 5; this sam ling <br />eVEl1t is also scheduled as the second third party si e <br />visit. once the issues identified in item 6 are rev ewed <br />and implemented, BMRZ will prepare and submit modifi ati.ons <br />to the approved TR-006 QA/QC sampling protocol manuals to <br />reflect all changes. <br />For second third party site visit scheduled for Marc 4-5, <br />BtdRI understands that unfiltered samples will be collected <br />at the surface and ground water locations and analyz d foz- <br />total and weak acid dissociable cyanide and total co er. <br />during this sampling visit, filtexed end unfiltered s mples <br />will he collected at the upper, lower, and collection ponds <br />fnr rnmt,ri~ygQn ,ily+ilynin of tntnl arnl ~~unlt .,ulel diasa~ a1.1~ <br />cyanide and copper, Samples for analysis of addition 1 <br />m~tals~ nitrr~tP, nitrite, and fattg~ acids will 1;c uul r~~ted <br />at each location; these samples will be held and anal zed <br />only if. the cyanide values indicate possible interfer nce. <br />Please call me immediately if you disagree in any way'with <br />~ the items outlined above or if you have any questions, <br />incerely, <br />Ca1U <br />i ~ (1l~Q <br />nl~~n~~ T nrntt <br />Envircrunental Engineer <br />cc~ Harry Posey <br />:~nne Baldrige <br />Ken Kluksdahl <br />hlike Young <br /> <br />