Illinois Administrative Code
Title 77 - PUBLIC HEALTH
Part 900 - DRINKING WATER SYSTEMS CODE
Table B - Design Capacity for a Non/Community Public Water System

Type of Establishment Permanent Dwellings

Gallons Per Person Per Day (Unless otherwise noted)

Apartments - multiple family

75

Boarding Houses (per resident)

50

Additional per non-resident boarder

10

Boarding Schools

100

Institutions other than hospitals (per bed)

125

Single Family Homes, Condominiums and Luxury Apartments (per resident)

100

Mobile Home Parks (per space)

250

Rooming Houses (per resident)

40

Travel and Recreational Facilities Airports (per passenger)

5

Campgrounds with flush toilets and showers (per space)

20

Campgrounds with flush toilets, no showers (per space)

15

Cottages and Small Dwellings with seasonal occupancy

75

Country Clubs

25

Day Camps (children - no meals)

25

Highway Rest Areas

5

Hotels and Motels (per bed space)

50

Picnic Parks with flush toilets

5

Places for Public Assembly

5

Swimming Pools, Bathing Beaches, & Bathhouses

10

Theaters Movie (per auditorium seat)

5

Drive-In (per car space)

10

Travel Trailer Park with water and sewer hookups (per space)

30

Travel Trailer Park without water and sewer hookups (per space)

10

Commercial, Industrial and Miscellaneous Churches

5

Construction Camps or Sites

50

Factories (gallons per person per shift, exclusive of industrial needs)

35

Hospitals (per bed space)

250

Laundries - self-service (gallons per wash, i.e., per customer)

50

Offices and other day workers

15

Restaurants with toilet (per meal)

10

Restaurants without toilet (per meal)

3

Additional for bars and cocktail lounges

2

Schools without gyms, cafeterias or showers

15

Schools with gyms, cafeterias and showers

25

Schools with cafeterias, but without gyms and showers

20

Service Stations (per vehicle served)

5

Shopping Centers (per 1,000 sq. ft. floor area)

250

Stores (per toilet room)

400