Laserfiche WebLink
NATIONAL' ANITATION FOUNDATION TESTING LA 6ATORY <br /> PE?30RMA,ICE EVALUATION BIO-PURE MODEL BP-30 <br /> Week Beginning: 22 ACr 73 <br /> FLOW PATTERN: Subdivision SUN MON TUE WED THU FRI SAT <br /> Flow gpol Influent 0 2300 2600 2700 2700 2700 2600 <br /> Batch Count 96 1065 <br /> Dissolved Aeration Tank 9 0 4 .3 2.0 5.6 5,6 5 .0 <br /> Oxygen mg/l Effluent 4. 3 4 .2 4 .2 4.3 3. 8 4 , 3 <br /> Influent 16 16 16 16 17 14 <br /> Temperature Aeration Tank 19 18 18 18 19 18 <br /> °C. <br /> Sec'dry Clarifier 18 18 17 18 19 17 <br /> Influent 7.3 7.3 7.3 1 7.3 7.2 7 . 3 <br /> pH Aeration Tank 7.2 7.3 7.3 7 .1 7.2 7 .^ <br /> Primary Clarifier 7.2 7 .5 7,4 1 7,3 7 . 3 1 7 . 3 <br /> Biochemical Influent 218 190 196 188 192 272 <br /> Oxygen Demand Primary Clarifier 29 8 71 3 7 8 <br /> ma,/1 Effluent 10 6 9 6 6 14 <br /> Suspended Influent 214 202 216 302 194 320 <br /> Solids Aeration Tank 1760 1730 1960 2140 2420 2530 <br /> mg/1 Primary Clarifier 39 12 16 18 1n .6 <br /> Effluent 4 4 40 <br /> Volatile Influent 168 166 176 258 158 276 <br /> Suspended Aeration 'rank 1360 1000 1500 1335 1790 1790 <br /> Solids Primary Clarifier 28 6 11 12 8 24 <br /> mg/1 <br /> Effluent 6 10 14 10 10 30 <br /> Sludge Volume <br /> 30-min. ml Aeration Tank 190 300 230 300 500 630 <br /> Sludge Volume <br /> Index Aeration Tank 108 173 117 140 207 249 <br /> Chemical Influent 668 628 616 548 544624 <br /> Oxygen Demand <br /> mg/1 Effluent 108 64 44 40 48 52 <br /> Ammonia Influent 15.2 19 .0 21.0 19 .7 19 .4 20 .0 <br /> Nitroge❑ <br /> mg/l Effluent 0 .7 0 .9 1,1 0 .7 0.6 0. 5 <br /> Nitrate Influent <0.1 <0.1 <0.1 <0 .1 <0 . 1 <0 . 1 <br /> Nitrogen <br /> mg/l Effluent 3.3 5.2 3,4 4 .8 5.1 5 .3 <br /> Phosphate Influent 25.4 25.1 25.9 24.8 22,2 27 .9 <br /> mg/i Effluent 18 ,7 9 .3 13.6 13 .9 15. 3 19 .7 <br /> Residual <br /> Chlorine ma11 Effluent 9 ,8 1.5 0 .8 1.8 1 .7 0 .9 <br /> coliform Grp 1600 63 49 49 70 49 <br /> l OCO MPN Primary Clarifier <br /> rcr 100 ml Effluent 0.01 0 . 49 0 .22 0 .04 1. 7 0.01 <br /> 22 F:p_ - -Primary clarifier return sludge pump did not operate; <br /> no assays ; flow shut off at 9 : 30 A.M. <br /> 23 A r - Replaced pump; flow resumed at noon. <br /> ti P.cr - Reduced influent flow resulted from flow check on system. <br /> 2� Ar:r - Lower flow dug to time change (E.S .T. to E.D,T. ) . 38 <br />