ARSD 74:53:01:20. Wastewater flow capacity requirements of residential and nonresidential establishments

All individual or small on-site wastewater treatment systems shall be designed to have a capacity at least equal to the anticipated maximum daily flow. For existing facilities where the average daily flow is measured, the anticipated maximum daily wastewater flow shall be assumed to be 150 percent of the average daily flow as the basis for the design of the system. In other cases, the anticipated maximum daily flow capacity shall be determined according to the type of facility as set forth in Table 2. Gallons/Person/Day {*Gallons/Unit/Day} Boarding Houses (with food service) 50 Hotels and Motels (without private baths) 40 Hotels and Motels (with private baths) 50 Luxury Residences and Estates 150 Mobile Home Parks (minimum of 3.5 persons) 75 Mobile Home Parks (per space) *250 Motels (with private baths and kitchenettes or laundry) 60 Multiple Family Dwellings or Apartments 75 Rooming Houses (rooms with baths) 40 Single Family Dwellings (minimum of 3.5 persons, or 120 gallons per bedroom, whichever is greater) 75 Commercial Airport (per passenger, without food service) 5 Airport (per public toilet room) *500 Automobile Service Station (per toilet room) *500 Automobile Service Station (per vehicle served) *10 Bars and Cocktail Lounges (per patron) 2 Bars and Cocktail Lounges (per seat) *20 Bus Stations (without food service) 5 Commercial Employees (except factory, plant, or office) 10 Factories and Plants (exclusive of industrial waste) 35 Laundries, Self Service (per washer) *600 Offices (per employee) 15 Restaurants (kitchen wastes per patron) 3 Restaurants, on Interstate or Through Highways (per seat) *180 Restaurants, (per seat) *35 Restaurants (toilet and kitchen wastes per patron) 10 Restaurants (with paper service per patron) 1.5 Shopping Centers (per parking space) 2 Stores (per public toilet room) *500 Theaters, Drive-in (not including food, per car space) *10 Theaters, Movie, Auditorium Type (not including food, per seat) *5 Work or Construction Camps (semipermanent, with flush toilets) 50 Work or Construction Camps (semipermanent, without flush toilets) 25 Institutional Hospitals (per bed space) 250 Institutional and School Employees 15 Institutions Other Than Hospitals (per bed space) 125 Nursing or Rest Homes (per bed space) 100 Schools, Boarding 100 Schools, Day (without cafeteria, gym, or showers) 15 Schools, Day (with cafeteria, but not gym or showers) 20 Schools, Day (with cafeteria, gym, and showers) 25 Recreational, Seasonal, or Other Assembly or Dance Halls 2 Bowling Alleys (per lane) *75 Bowling Alleys (with restaurant, per lane) *100 Cabins, Resort 60 Campgrounds, Developed 30 Camps, Day (no meals served) 15 Camps, Luxury Resort 125 Churches (per sanctuary seat) *5 Churches (with kitchens, per sanctuary seat) *7 Cottages and Small Dwellings (seasonal occupancy) 50 Country Clubs, Employees 15 Country Clubs (per guest) 25 Country Clubs (per resident member) 100 Interstate Rest Areas 5 Parks, Picnic (toilet waste only) 5 Parks, Picnic (with bath houses, showers, and flush toilets) 15 Parks, Travel Trailer (with individual water and sewer hook-ups, per space) *100 Parks, Travel Trailer (without individual water and sewer hook-ups, per space) *50 Parks (with central toilet and shower facilities, per space) *75 Store, Resort 3 Swimming Pools with Bath Houses 10 Visitor Center 5