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05-27-92 09:02AM <br />MAS <br />FROM REG I OS CAI. E, F, A. <br />TO 82094640138 P002/004 <br />CIRCUIT WORKS, INC. <br />PRINTED CIRCU17 80ARCS/BACKPANPLS <br />Morris. L.:'Allen, Dir. <br />City of Stockton <br />Department of Municipal Utilities <br />2500 Navy'Drive- <br />Stockton CA' 95206-1191 <br />MiJMM 00 ES DEPARTMENT <br />f1c <br />re: Compliance Order`( Certified mail- P 83 462 422 ) issued Marsh 24, 1gg2 <br />dear Mr. Allen;. <br />This letter.is to serve as our schedui-e for implementing the requirements of the <br />Compliance Order issued by your Office referenced above. 1'he schedu i.ed i, dosed <br />on items in.sequence of simplest to implement through most complicated. <br />Item .9} Waste containers requiring labeling,.. <br />Discuss i c,rls w i th emp 1 oyees of CN I by Bruce Ba 11 and 0 i r . En <br />were two particular drums in J <br />tfshow there <br />were filled and drought to the t eat.nent aa fo�transfer- oonto holding <br />prior to treatment, immediately before being tratanks <br />nsferred to the tanks. These . <br />drums did not have an accumulation start date affixed. Technically"these <br />drums were being used for transfer only, and were not intended for <br />was However, Mr. Ballard has informedstorage of <br />ghat ANY wastes <br />all personnel <br />being contained at any time for ..transfer or for storax y ; l be <br />labeled and 'accumulation dates will be affixed. This is a le properly <br />and I do not expect the -crreetion, <br />lobelin problem to recur. We have implemented Computerized <br />g Procedures Tn the past year that have resulted in virtually no <br />unlabeled containers. . This is one area of concern thay. have been <br />over look ed t may and jt will not cantinue.. . <br />item 8) Parts solvent rinse tank <br />We are waiting for,clarification of the exact item reference. we have four.. <br />processes --which can be identified as possibly related to .tjIis re4ufrement.." <br />The first Pr-oc_ess is a parts washing solvent system suapIied'. b <br />K l ss an. -Thin is a ;,tan :crd aii6J was -ch� Y Sa�eyy .. <br />area f or machine .parts ; ete . This washer <br />closed'-.loop, sc r. ohs ,mai ntenar.Ca <br />:process, snd ire have the mi l.k-run-. perniitted <br />,Proce3, <br />permit _from Safety K1eon..on file in the'Hazmat <br />The seconp .process is the ohmega Resistance test unit . ]stated i n .the f 9na 1' <br />inspection area. This -unit is -used to flcod the boards with" ise f'in I <br />,_a 1 coho 1 and readings are taken to determine contaminant levers ort product <br />;being shipped. This waste alcohol is mixed with <br />stream, and shipthe ref low oil waste,' <br />ped to ,Rom i c for use as 'fuel o i 1 . � We,. have a 1.1 man i�f.ests <br />and profiles from ,Ramie an file in the Hazmat office. <br />''The th-i rd 'pr�oc®ss would -be the screen wash operation . which uses a solvent <br />base of toluene and acetone. The waste from this process is 'also mixed <br />.with the ref lbw oil as above and the manifests and profiles from Komi care <br />on file in. -the hazmat office. <br />152 FRANK WEST CIRCLE • STOCKTON, CA 95206. 0209) 983-0760 • TELEX 3724097 . FAX 2093 983-0257 <br />