Appendix 1. Sewage disposal, an appendix to accompany chapter IV of part II. 1925. (xix, 254 p.)
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7-day oxygen demand activated sludge activated sludge plants average dissolved oxygen Brandon's Bridge canal system capita per day cent Chapter Chicago sewage CN CN CN complete treatment computed Corn Products dissolved oxygen saturation exerted by sludge flow at Lockport gross re-aeration Illinois River Imhoff tank industrial wastes July and August Kampsville Lake Michigan Lake Water Required Main Drainage Canal Monthly Averages nitrate numbers odor OOOOOO Ottawa oxygen balance oxygen demand exerted Oxygen Demand Loads oxygen saturation deficiency Peoria Plaines-Illinois River plankton pollution population pound per capita pounds per day Public Health Service quantities of lake rate of re-aeration residual dissolved oxygen satisfy the oxygen sedimentation settleable solids Sewage and Effluents sewage treatment shown in Table sludge deposits Sludge worms Starved Rock stretch Summit temperature thousand square feet total oxygen demand Treatment Projects tributary streams trickling filters United States Public winter zero dissolved oxygen