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------ ---- ----- .. - - ------------ - - - - ----- <br /> dhCB&I <br /> GROUNDWATER SAMPLING AND SIS' UEST 1�f <br /> PROJECT NAME: Corral Hol 1p w S nita La 11 <br /> San Joa erin County <br /> SCHEDULED DATE: Januay 2Q4 <br /> SPECIAL INSTRUCTIONS/CONSIDERATIOl S: ct Mngr l JC Isham <br /> 1st Quarter 2014 Ground water Monitoring Event. Co ord Office: 925-288-2381 <br /> ellPhone: 25-457-1130 <br /> Bring 500'sounder to check for water in wells'MW-1, &3. Proj t No.: 149271.0001 <br /> Wells MW-6&MW-7 have 2 screened intervals: 1st&12nd. eld Tech; Paul Weinhardt <br /> Use the 1st Screened interval to calculate purge volumes. ell Phone. 530-391-4037 <br /> Need control box for MW-8 <br /> Install new pumps in Wells 9A,10A,11A Well Lock <br /> Maine notes on field sheets regarding pump/sty e,etc.for,records. ., Number(s) <br /> Notify Mike Carroll prior to monitoring event. AAl l <br /> Phone(209)468-8504 Or via E-mail<mcarroll@sj ov.or > #18 in caddy <br /> tem rw r 9 4�f <br /> WellNumber Casing Casing Depth to <br /> or Source Diameter Length Water ANALYSES REQUESTED <br /> (inches) (feet) (feet) <br /> 10/17/2013 Depth to Water in all wells. <br /> MW4, 2.0 27.2 22.30 TDS,Chloride,Sulfate, <br /> MW-5 2.0 81.4 69.71 Nitrate Nitrogen(48-hr hold time) <br /> SB-1 2.0 46.4 41.95 VOCs by EPA 8260B <br /> MW-6 4.0 1st-385.0 359.21 (incl.m,p-xylenes and o-xylenes) <br /> 2nd-475.0 <br /> MW-7 4.0 1st-330.0 304.12 Field Measurements: <br /> 2nd-430.0 pH,EC,Temp,Turbidity <br /> MW-8 2.0 85.0 78.89 <br /> MW-9A 2.0 95.0 84.65 **MW-5 EVERY Quarter for corrective action- <br /> MW-10A 2.0 85.0 74.13 Annual-1st Quarter only all wells: <br /> MW-11A 2.0 50.0 44.24 Ca,Mg,K,Na(Filtered in the field) <br /> Alkalinity(carb/bicarb) <br /> Field Blank EPA 8260 ONLY Mw- k t- <br /> Trip Blank . EPA 8260 ONLY RECORD TIME OF DTW MEASUREMENTS. <br /> RECORD RECHARGE RATE IN WELLS. <br /> (PIs.Write the analyses on the bottle labels) USE SOUNDER&MEASURE IN FT/MIN RECHARGI <br /> Record Drawdown/Flow rate on each field sheet. <br /> MW-1 4.5 265.4 dry Water Levels only. <br /> MW-2 5.0 328.8 dry <br /> NfW-3 3 9 323.4 deeemissiened <br /> PZ-1 33.3 dry <br /> Laboratory and Lab QC Instructions: <br /> BC Labs-Tina Green <br /> 4100 Atlas Court Please report L's,PQL's,&Trace. <br /> Bakersfield,Ca 93308 BC Lab Courier: <br /> 661-327-4911 /Fx:327-1918 Ross Dickey @ 661-201-4171 <br /> UPS Acct 965316 <br /> Corral Qtrly GW Page 1 of 1 <br />