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® EMCON/OWT Inc. <br /> GROUNDWATER SAMPLING AND ANALYSIS REQUEST FORM <br /> PROJECT NAME: .Foothill Landfill,San Joaquin County <br /> SCHEDULED DATE: January 19,2005 <br /> SPECIAL INSTRUCTIONS/CONSIDERATIONS: Project Mngr: JC Isham <br /> 1st Quarter 2005 Monitoring Event(Semi-annual) Sa : 916-565-4316 <br /> Ground Water. Concord Di . 25-288-2381 <br /> Notify John Corey at the County prior to event(209).468-3066 t No.: 70U89 <br /> All wells contain dedicated purge and bladder pumps. Task Co • 0000 —— <br /> Need at least 4"T"cylinders N2. Use logic unit&regulator for y' dem S _pler: aul 'nhardt <br /> Obtain cylinders at Airgas.Return them when done.Save pp <br /> Make sure to take proper air hose fittings!! Well k <br /> Need well wizard controller./Need 500'sounder-wells>200 f et. N Numbe(s) <br /> ** PAUL-BRING some air line repair materials for 1/8"&3 'for 046 <br /> well MW-1 #18 in c ddy <br /> Site Contact: Jess Padilla 209-887-3969 <br /> Well Number Casing Casing Depth to r <br /> or Source Diameter Length Water MVSES REQUES <br /> (inches) (feet) (feet) ` <br /> 10/11/2004 - \ . <br /> A <br /> MW-1 5A 214.0 205.58 7t'DS, pride,Carb, bonate <br /> Nitrate-Nitrog 48-hr hold time) <br /> MW 2 3 8 229:6 22934 Sulfate <br /> MW-2R(replacement well) 280.0 254.30 Metals: Ca,Mg,K,Na(FIELD FILTER) -� <br /> VOCs by 8260B N <br /> MW-3* 4.0 292A 271.20 a� gZ�QC, �':3 <br /> Field Measurements: Cg,1 eD�S�i�Ve vr�i <br /> LW-1 (Water supply well) 40.28 pH,EC,Temp' <br /> Turbidity <br /> Field Blank VOCs by 8260B <br /> Trip Blank <br /> RECORD TIME DTW MEASUREMENTS TAKEN! SHIP SAMPLES TO THE LAB THE SAME <br /> RECORD RECHARGE RATE AFTER PURGE. DAY THEY ARE COLLECTED. <br /> USE SOUNDER&MEASURE IN FT/MIN RECHARGE! <br /> Draw down/Flow rate.(VERY IMPORTANT!) Please write analyses on bottle labels. <br /> Laboratory and Lab QC Instructions <br /> Columbia Analytical Please report MDL's,PQL's and Trace. <br /> 6925 Canoga Avenue <br /> Canoga Park,Calif 91303 <br /> 818-587-5550/Fx: 818-587-5555 Ship samples via Fed X Acct.1435-1381-5 <br /> Contact: Stu Si x.310 <br /> Page I of 2 <br />