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EMCON ASSOCIATES-Sacramento <br /> GROUNDWATER SAMPLLNG AND ANALYSSIS REQUEST FORM <br /> PROJECT NAME: Foothill Landfill <br /> SCHEDULED DATE: November 28, 1994 / <br /> SPECIAL INSTRUCTIONS/CONSIDERATIONS : Project <br /> 4th Quarter Groundwater Monitoring Event(5 Year C-0-Cs) Authorization: P.f raham <br /> Notify Wes Johnson prior to event(209)468-3066 Project No. : 0939-004.08 <br /> Sample in conjunction with North County Landfill. Task Code: 007 <br /> Notify site operator(Jess Padilla)prior to sampling event. Originals To: .1.Asmus <br /> Jess will wait to fill the water truck if we are going to be on site. cc: P.Graham <br /> Purge LW-1 while site personnel are filling the water <br /> truck(approximately 15 minutes.) Well Lock <br /> MW-1 and MW-2 have dedicated Well Wiz<•trd bladder pumps,and Number(s) <br /> require a nitrogen cylinder(size D)from Moore Brothers to operate. 04C4 <br /> Purge wells MW-1 and MW-2 with Deep Well Sampling Rig. <br /> Surface water monitorine is 1st storm and quarteriv thereafter. <br /> X CHECK BOX TO AUTHORIZE DATA ENTRY Site Contact: Jess Padilla (209)887-3969 <br /> Name Phone# <br /> Well Number Casing Casing Depth to <br /> or Source Diameter Length Water ANALYSES REQUESTED <br /> (inches) (feet) (feet) <br /> 7/27/94 TDS <br /> LW-1 12.0 442.0 inaccessible Chlorides <br /> for water-levet Sulfates <br /> MW-1 5.0 215.0 199.79 Nitrate-Nitrogen <br /> EPA 8260 <br /> MW-2 5.0 226.5 218.67 TOC - <br /> Total Alkalinity <br /> Carbonate <br /> Bicarbonate <br /> EPA 8270 <br /> EPA 8080 <br /> EPA 8150 <br /> �f ICP & AA Metals* (see below) <br /> Hexavalent Chromium (24 hour hold time) • 71 <br /> Cyanide •( 1410 <br /> (y Sulfide .( `k%3o) <br /> pH** . <br /> EC** • *Field Filter <br /> Turbidity** • **Field Measurement <br /> Temperature(C)** - <br /> Laboratory and Lab QC Instructions: - c C;'Pf ,lA Lr'rVftZ <br /> Metals analyze only: Al,S13,Ba,Be,Cd.6.Co Cu.Fe•Mn,At,Sn. V,Zn,As.Pb,Hg,Ni.-Se,&T1 <br /> Hexavalent Chromium to Sequoia.819 Striker Ave.,Suite 8.Sacramento.921-9600 <br /> S <br />