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NATIONAL STNITATION FOUNDATION TESTING LALvMTORY <br /> PERFORMANCE EVALUATION BIO-PURE MODEL BP-30 <br /> Week Beginning: 8 Apr 73 <br /> FLOW PATTERN: Subdivision SUN MON TUE WED THU FRI SAT <br /> Flow gpd , Influent 3000 3000 2900 3000 3000 3000 3000 <br /> Batch Count 663 672 880 890 903 913 926 <br /> Dissolved Aeration Tank 4.2 5.6 7.3 7.6 6 .6 5.9 7 . 8 <br /> Oxygen mg/1 Effluent 5.0 3 .7 6 .0 5.0 5.7 <br /> Influent 14 15 15 15 16 16 16 <br /> TemperatureAeration Tank 16 16 16 16 17 17 17 <br /> °C 7 <br /> Sec'dry Clarifier 16 15 15 15 17 - '- <br /> Influent 7 .2 7.5 7 .3 7.4 - 7 . 3 7 . 3 <br /> pi: Aeration Tank 7.4 7.2 7.5 7 .3 7 .2 7 . 3 7 . 3 <br /> Primary Clarifier 7.5 7.4 7 .5 7.4 7 .4 7.5 7 . 5 <br /> Bicchemical <br /> Influent 246 200 236 198 - 212 21-1 <br /> Oxygen Demand primary Clarifier 6 9 8 - 7 16 8 <br /> my/l Effluent 8 3 10 7 8 8 12 <br /> Susoended Influent 268 356 348 240 - 252 18E <br /> Solids Aeration Tank 1905 2080 1000 1510 1510 1730 2150 <br /> mg/l11Primary Clarifier 12 20 18 20 10 15 <br /> Effluent 14 14 20 9 16 7 1' <br /> Influent 226 296 306 206 - 202 15C <br /> Volatile <br /> Susoended Aeration Tank 1525 1590 790 1050 1110 1300 1685 <br /> :solids my/1 Primar Clarifier 11 16 13 13 8 8 1. <br /> Effluent 11 11 13 8 8 5 10 <br /> Sludge Volume <br /> 30-min. ml Aeration Tank 350 640 100 160 220 230 340 <br /> 51udc0 Volume ^ 308 100 106 146 133 153 <br /> i n�'ex Aeration Tank 18+ <br /> Chemical Influent 592 592 624 504 - 560 424 <br /> Oxygen Demand <br /> mg/1 Effluent 64 40 32 40 - 40 28 <br /> Ammonia Influent 17.4 25.7 18.0 20 .0 - 21. 5 20 .4 <br /> [4itrogen <br /> mg/l Effluent <0 .1 <0 .1 <0 .1 3. 3 - 3 .3 0 .6 <br /> *titrateInfluent <0 .1 <0.1 <0 .1 <0 .1 - <0 .1 <0 .1 <br /> Nitrcgen <br /> mg/l Effluent 6 .1 8. 1 6 .5 5 .6 - 5.6 3 .0 <br /> Influent 44 .8 38 .7 22.7 17 .2 - 24.4 27 .6 <br /> Phosphate <br /> mg/1 Effluent 32.6 25.6 14 .3 13.5 - 14 .3 17.2 <br /> Residual 0.9 1.0 1.4 0.5 0 . 8 2 .7 0 .8 <br /> chlorine m l Effluent <br /> Coliform Grp primary Clarifier 49 130 - 1600 ---2400 1600 240 <br /> 1000 MPN <br /> per 100 ml Effluent 0.33 0.33 - 1.3 0.49 0 . 005 0.17 <br /> 7 <br /> 37 <br />