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T rD <br /> NSF International NSF International <br /> Standard 40-Resldenthd Wastewater Treatment Systems Standard 40-Rssidentirtl Wastewater Treatment Systems <br /> Plant Effluent Plant Effluent <br /> Weak Beginning: June 2t)_ 195 Plant Code: _A[T-HBRT 2 � Jura 2Z 1999 Plant Code: NT-ARRF--2 <br /> 1Maeks Into rest: �_ Vv ab Into rest: a _ <br /> W"kend Dosing: Saturday-_._. -Sunday-____ ;Weekend Doft. Saturday- Sunday- <br /> Monday Tuesday Wednesday. Thursday Friday Mondry Tuesday Wednesday Thursday Friday <br /> Dosed volume(ggftcvrs) 592 5" 557 542 5dy Dosed Vokxne(ps 0w) 592 688 590 579 <br /> ,p.nohw bar55 52 54 4.0 4.7 OhmoNed 4,5 4.2 4.8 4.8 <br /> +Dxc w(mg/L) r] <br /> ( 1 <br /> efA t �2 52-- 56 47 51 efllkAw 4.9 4.7 4.6 4.9 <br /> <b lMkrent 20 19 18 fo.... 19 influent 20 20 21 19 <br /> earoffon re �t� 19 19 17 19 19 �C 19 18 21 18 <br /> chainber <br /> effluent 19 19 '17 19 18 effluent 19 18 20 i8 <br /> CD Wwont 7.8' 77 7.9 7.7 8.1 firfkow 8.3 7.0 7.6CL <br /> adinafton 63 <br /> chamber r£6 6.8 67 6 6 65 pN chambe 6.9 Bel 6.B 6.6 <br /> r <br /> 'Pow _... : .i8_. Q7 &6 65 &5 6.7- - 87 6.5 . . . 6.6 <br /> c Carbonaceous Carbonaceous <br /> Biochemical krila w 1S0 16DI. 110 170 210 Bloc►nemlcal kAwnt 140 110 190 (4) <br /> _ Oxygen Demand Oxygen Demand <br /> o a (MA) ef} ant 4 .3 4 3.. 2 ( airing( 3 2 2 (4). <br /> . ,. 220 . 200 _ : ... 340 260 230 100 210 (4) <br /> m Suspended aendb7 <br /> Solids(MOIL) � (ram aerafir�n <br /> $ effluent 7 8 9:. 7 10, efriuevit 7 <br /> lrn�ltaent <br /> vie. agradon lroreft ae , <br /> d an 'SmWended <br /> vhwnbw(not) .soft Part) <br /> W. <br /> aeration 45 Mlnute <br /> aeration <br /> Settleable Solids Chamber@ Soub Solids <br /> ( <br /> . chamber <br /> (1)Site problem Notes: (1)Site problem Notes: No samples collected on 7/1 due to holiday. <br /> (2)Malfunction of (2)Malfunction of Suspended solids and CBOD missed on 7/2 due to <br /> m - system under test system under lest laboratory error. <br /> (3)'Weatherproblem <br /> g (4)Other � <br /> problem(4) <br /> . <br /> a <br />