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, <br /> TABLE 15 : Performance of Raw Sewage Plots During Phase II--Study Period 11 <br /> (May 1980 through August 1980) <br /> Parameter Raw Sewage Average Raw Sewage Plot Effluent <br /> Mean Range N or Mean Range k of Colic. Mass <br /> Colic. Samples Cone. Samples Removal Removal <br /> (mg/1 ) (m9/1 ) (mg/1 ) (mg/1 ) <br /> Biochemical Oxygen Demand 126 73-107 6 14 5-26 7 88.9 91 .3 <br /> Soluble BOD 39 23-46 6 4 3-6 7 89.7 92.0 <br /> PartlCole Le BOD 87 50-143 6 10 2-20 7 88.5 91 . 1 <br /> Suspended Solids 210 118-376 7 21 11-28 7 90.0 92.2 <br /> Vo l a tl le Suspended Solids 180 101-313 7 18 9-26 7 90.0 92.2 <br /> Total Organic Carbon 101 77-14B 7 40 26-54 B 60.4 69.2 <br /> a Soluble Organic Carbon 39 34-48 7 34 20-46 8. 12.8 32. 1 <br /> Particulate Organic Carbon 62 43-108 7 6 1-11 8 90.3 92.5 <br /> Total Phusphorus (as P) 7.2 2.9-12.1 6 3.7 0. 1-4.9 6 48.6 60.0 <br /> urth0 Phosphate (as P) 6.6 2.3-10.4 6 3.2 0.1-4.3 6 51 .5 62.2 <br /> Total Nitrogen (as N) 31 .9 28.5-33.3 6 10.2 2.66-19.5 B 68.0 75. 1 <br /> lotal Kjeldahl Nitrogen (as N) 30.3 22. 1-36.0 7 8. 11 1.20-19.3 B 73.2 79.2 <br /> Ammonia Nitrogen (as N) 16.5 12.6-19.5 7 4.06 <0. 14-11 .8 8 75.4 80.8 <br /> Nitrate Nitrogen (as N) - 0.21 0.01-0.74 6 1.97 0. 16-5.30 8 -838. 1 -630.8 <br /> Nitrite Nitrogen (as N) O.OII <0.01-0.20 7 <0.08 0.02-0. 14 8 <-100.0 <-55.8 <br />