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"fee I <br /> r.Uss;? <br /> 'i�4y'is <br /> 1'.i �spi <br /> n_ <br /> lf.�LL'•r'v�,i <br /> lr 4' Ax: <br /> Aqua Terra Technologies STA'T'IC ACUTE BIOASSAY M rM <br /> 2950 Buskirk Avenue (hazardous Waste Test) <br /> Walnut Creek, CA 94596 a <br /> t � <br /> a <br /> (415}934-4884 <br /> CLIENT: Weston Inc. <br /> (pg.....4 of 4 ) ATTENTION; Ms. Anderson <br /> r: <br /> SAMPLE IDS: ��6 ,� SAMPLE DESCRIPTION: agi) to 5114191 <br /> TESTING DATES: «; <br /> CLIENT IDw ►a,663095 -- L- <br /> r <br /> INITIAL 24-HOUR9h� <br /> 9&HOUR 72-HOUR <br /> &6-HO ANAL <br /> TEST Alk HArd Live pH L'0 Temp Live pH DO Temp tJre pH 00 Temp Lire H DO T <br /> CONC p Lka PH DO T&Ttp <br /> r. <br /> ?, <br /> MCA <br /> m m oC m oCr <br /> m rL oC m rL oc 0 oC z4, <br /> 25C A 10 8A 8.8 70 10 7., B.4 20 10 7.5 8.8 20 10 7.6 8.6 20 10 7,6 8.e 20 <br /> 250 B 10 8,0 8.9 20 10 7.s 8.4 2a 10 '' � <br /> 69 23 10 7.6 8.8 20 10 7.6 B.8 20 I 33; x{ <br /> `'W A 10 6.0 b.8 20 10 7.5 9.4 20 10 7.5 8.9 20 10 7,fi 8.6 20 1D 7.& -p''' <br /> SDO a $.a 20 <br /> 10 8.0 8.0 2Q Sp 7.5 8.4 20 101; <br /> 7:i 8.9 20 10 7.6 9.8 20 10 7.6 8.0 20 sf <br /> 750 A 28 40 10 8.0 b.8 20 10 7.5 6.4 20 i0 7.5 8.6 20 1C 7.6 B.7 20 10 <br /> 750 8 28 40 1- --- _ 7.6 6.8 20 <br /> 8.0 6.9 20 10 7.5 8.4 20 10 7,5 D,, 20 :+ x1 <br /> 0 7.6 8.6 2Q 10 7.6 6.8 20 { " <br /> FES <br /> Test Species: fatheads _ Avg Length32.6 m 1�_SL Ma.., Length40,6 nim SL Min Length 2g,0 _SL { ` <br /> ;,. <br /> Test Source h m <br /> n Avg Wt 0.468 g Max Wt_ 0.`57 g Min Wt 0.38 sz <br /> 10 tank <br /> Contro', dG <br /> Species Tensity 20 treatment Dilution Water dechlorinated tom_ Test Soln Vol 3 L De th l7 cm <br /> I� Acclimation Tank %Lead - - - P Aeration Bubble _ r� <br /> _Q_, Accl.Tank Water dechlorinated tanAccl. Period 2 <br /> 4 Days Acct. Temp, 20 +1-20C <br /> 96-hr. LC50: a 750 m L <br /> 95%Confidcuce Limits: N/A <br /> rhe <br /> r. FFW Perce:lt.Survivai This Pg.. 10496 in all treatments <br /> Remarks; <br /> Final Alkalinity. Hardness <br /> /L A 42 50. <br /> TechAician: WF PR Laboratory RD <br /> Manager. <br /> t#� <br /> Laboratory <br /> Director, <br />