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EMCON/OWT Inc. <br /> GROUND WATER SAMPLING AND ANALYSIS REQUEST FORM <br /> PROJECT NAME: North County Landfill-First Storm Event <br /> ANTICIPATED DATE: Storm Season 2005/2006 <br /> SPECIAL INSTRUCTIONS/CONSIDERATIONS <br /> 1st Storm Sampling, Authorization: JC Isham <br /> Concord Office: 925-288-2381SamPle if-fl—owing water is present. <br /> Cell Phone: 925457-1130 <br /> Check S-4(downstream)FIRST. IF no flow at S-4,do NOT sample Project No.: 791288 <br /> S-1 &S-2. Needs to be flowing off the site. <br /> Pick-up site keys from scale house(#NC1 and 0464 . Tasks to: Shelia 00 <br /> ) Originals to: Shelia <br /> Lock#2246 is on gate to wetlands(for S-4). <br /> Well Lock <br /> 1st storm samples were last collected on 1/10105 <br /> Number(s) <br /> Surface water monitoring is first storm and quarterlythereafter.5-YR 0464 <br /> NCI(site) <br /> 2246.site) ,� <br /> Site Contact: H-1 <br /> Well Number Casing Casing Depth to <br /> or Source Diameter Length Water ANALYSES REQUESTED <br /> inches) (feet feet <br /> S-1 NA NA NA TSS <br /> (upstream) TDS <br /> S-2 NA NA NA Chlorides <br /> (upstream) Sulfates <br /> S-4 NA N itrate-Nitrogen(48-hr hold time) <br /> (downstream) , <br /> % 1 Alkalinity(carb,bicarb) <br /> i R <br /> ` Field easurements: <br /> pH, ,Temp,Turbidity t <br /> Laboratory and Lab QC structions : <br /> Columbia Analytical Please repo DL's,PQL's,and trace. <br /> 6925 Conaga Avenue <br /> Canoga Park,Calif 91303-3102 <br /> Lab Contact: <br /> 818-587-5550 x310 Ship samples via Fed X Acct#1435-1381-5 <br /> Ex.818-587-5555 <br />