Chicago : Engineering and Contracting Pub. Co. · leaf 592
re conditions of grossstream pollution have existed for many years.The question has always been considered fromthe standpoint of nuisance, and not as towhether or not the water was so polluted asto destroy fish life. The minimum figure given in the Sanitary District Act is deduced largelyon the… … Fig. 1. Map of the Sanitary District of Chicago, Showing Present Outfall Sewers, Nat-ural Streams, Present and Proposed Canals, Proposed Intercepting Sewers, and Pro-posed Sites of Settling Tanks and Sprinkling Filter Beds. 578 ENGINEERING & CONTRACTING Vol. XXXVI. No. 22. amount called for…
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