──────────────────────────────────────────────────────┬───────┬─────── District │Gallons│Gallons │ per │ per │Capita │ Acre │per Day│per Day ──────────────────────────────────────────────────────┼───────┼─────── Buffalo, N. Y. From Report of International Joint │ │ Commission on the Pollution of Boundary Waters: │ │ Industrial: Metal and automobile plants. Maximum. │ │ 13,000 Industrial: Meat packing, chemical and soap. │ │ 16,000 Commercial: Hotels, stores and office buildings. │ │ 60,000 Domestic: Average. │ 80 │ Domestic: Apartment houses. │ 147 │ Domestic: First-class dwellings. │ 129 │ Domestic: Middle-class dwellings. │ 81 │ Domestic: Lowest-class dwellings. │ 35.5│ │ │ Cincinnati, Ohio. 1913 Report on Sewerage Plan: │ │ Industrial, in addition to residential and ground │ │ water. │ │ 9,000 Commercial, in addition to residential and ground │ │ water. │ │ 40,000 Domestic. │ 135 │ │ │ Detroit, Mich.: │ │ Domestic. │ 228 │ Industrial, in addition to residential and ground │ │ water. │ │ 12,000 Commercial, in addition to residential and ground │ │ water. │ │ 50,000 │ │ Milwaukee, Wis. 1915 Report of Sewerage Commission: │ │ Industrial, maximum. │ 81 │ 16,600 Industrial, average. │ 31 │ 8,300 Commercial, maximum. │ │ 60,500 Commercial, average. │ │ 37,400 Wholesale commercial, maximum. │ │ 20,000 Wholesale commercial, average. │ │ 9,650 ──────────────────────────────────────────────────────┴───────┴─────── TABLE 9 OBSERVED WATER CONSUMPTION IN DIFFERENT CLASSES OF DISTRICTS IN NEW YORK CITY