Laserfiche WebLink
The p14, wriductivity, and turbidity met= will be calibmted at a i i <br />Mumum at <br />Y <br />beginning of each samoing day using tommervigly obtained standards. Cafibration wM <br />be checiced two tothreetimes w. Y ! Ytheday totvaluate# potential t r # cah-bragon <br />is drifting tbroughout the day. If instrt=cvt drift is detected M4 the field, the <br />#Y YY wt l::. iakien during # } *«# :! " i # sampling f:. be #. r#: # #. # <br />y. Example <br />Calibration logs # rt E! '. # i .oY #Duringpurging andsampnngof <br />the instruments be wr: in v-- sarne manver asY i' `cafibration. <br />2, Depth to water wjH be measured again, prior to wnpling. - cwh well as &�be <br />Section 4.4.1 andmoorded on the Purge a <br />3 * R tSampleUg. <br />of groundwaw in the weU casing wiU b-- e:AcuWed the Mowing equation(s): <br />4-inchwcJL *(Total Well Depth fivm the, wark on tht well casing (ft)'- DTw (fl)) x <br />0.653 E :: <br />.3., Prior to purging, the-water-wi1t bacxzrfiincd-by- using �a diVosabl, , er t r I <br />enough to see drough. Featur-es such as irnraisdible lay= will bee noted and measure& <br />If immiscible +1 :3: • #=# the not be purged M, # # samplim& <br />' The * vtffl thenbe purged #T Y the purge Y#. i to #t that #,: <br />purge <br />. i 4 from dq)ths asgreatas- 70 :`t . f4crabelow ... # if #surface-,# 3'::. ratmrange <br />from 114 to I gallon j= minute-- This' purge rate does not appear tQ exceed the recharge <br />rates, or the Purge water boe[ `*#f# ,i ' # Y ground(seeScwon # <br />Df i to water t# «.«. »:Yi .rrzts wM bt r _ Mi periodicaUy } r ♦ , purging. # purpose: of <br />Y f. �:•w. EiE w..' [ .47t}. # # Yf 1s �F.# .. i t ` 3 i .•rr: wr. -: t i i :fi ! *..,x .: # 1 : <br />acted. #..,: purr -Aill be decr=tsed until d# #I# #E#} (purge .} r# tA: =barge' <br />s ► -;wt } fr*jumcyof measurement 3 rs t T,*} Till be -once ,.J f.w minutes # <br />d=casing to once w.. on*4zalfhouronoc opfili1xium has !-w»i}rewlvA <br />If i+.'.i # Yt cannot#.. ara :Y.,w,#it wM# ". Y #c=w to purgeto # ! .vw'i. Pt x... <br />maw less than 100/0 t die i *3 # a # f#.,. } *:..a ;r .}Y#J: in ) vvelL <br />Hand Wiling <br />,',g. <br />.may c# # «.a to YY tia this t } %.z # # !#-- DTW every 15 minutes to evalw& <br />rtcharge, Start sampte coCection it rtY »a ti# «i f. «.r ofwaterhas Mod tvMU heor 1.75 <br /># # t has elapsed q Y ##. •,r} Y # ti Y }..T # »;. "We <br />:, « # # :.Y iqv. no law than t; <br />i ! f.afterpurging, R wl+Y # :,actionsand Y! >x+y ':.,Y «tYY r•i Lassodatodwith purging a well <br />-dry on the FWc CbaracterjzWon =W Sarriple Log. <br />3-4 3104 i It 3 t Q1�3 3 A-1 hly 14, 2000 <br />