Page 185 - Fair, Geyer, and Okun's Water and wastewater engineering : water supply and wastewater removal

JWCL344_ch04_118-153.qxd 8/2/10 9:18 PM Page 147

4.7 Variations in Wastewater Flows 147
Table 4.18 Design Flows Recommended by the U.S. Environmental Protection Agency and
the New York State Department of Environmental Conservation for Various Infrastructure
Developments

Flow Rate Per Flow Rate Per
Type of Facility or Development Person (gpcd) Unit (gpud)
Airports
(Per Passenger) 3
(Per Employee) 15
Apartments 75
Average per Apartment 300
1 Bedroom 150
2 Bedroom 300
3 Bedroom 400
Bathhouse 10
(Per Swimmer)
Boarding House 75
Bowling Alley
(Per Lane No Food) 75
(With Food-Add Food Service Value)
Campgrounds (Recreational Vehicle Per Site)
Sewered Sites 100
Central Facilities, Served Sites, 300-ft (91 m) Radius 100
Peripheral Sites, 500-ft (152 m) Radius 75
Subtractions from Above
No Showers 25
Dual Service (Central Facilities and Sewered 25
Facilities Overlapping the Central)
Campground (Summer Camp)
Central Facilities 50
Separate Facilities
Toilet 10
Shower 25
Kitchen 10
Campground Dumping Stations
(Per Unsewered Site) 10
(Per Sewered Site) 5
Camps, Day 13
Add for Lunch 3
Add for Showers 5
Carwashes, Assuming No Recycle
Tunnel, Per Car 80
Rollover, Per Car 40
Handwash, Per 5-Minute Cycle 20
Churches–Per Seat 3
(With Catering–Add Food Service Value)
Clubs, Country
Per Resident Member 75
Per Non-Resident Member 25
Racquet (Per Court Per Hour) 80
(Continued)