Ill. Admin. Code tit. 35, § 370.APPENDIX B
| Type of Establishment | Gallons Per Person Per Day (Unless otherwise noted) | |
| Airports (per passenger) | 5 | |
| Bathhouses and swimming pools | 10 | |
| Camps: | ||
| Campground with central comfort stations | 35 | |
| With flush toilets, no showers | 25 | |
| Construction camps (semi-permanent) | 50 | |
| Day camps (no meals served) | 15 | |
| Resort camps (night and day) with limited plumbing | 50 | |
| Luxury camps | 100 | |
| Cottages and small dwellings with seasonal occupancy | 75 | |
| Country clubs (per resident member) | 100 | |
| Country clubs (per non-resident member present) | 25 | |
| Dwellings: | ||
| Boarding houses | 50 | |
| (additional for non-resident boarders) | 10 | |
| Rooming houses | 40 | |
| Factories (gallons per person, per shift, exclusive of industrial wastes) | 35 | |
| Hospitals (per bed space) | 250 | |
| Hotels with laundry (2 persons per room) per room | 150 | |
| Institutions other than hospitals including Nursing Homes (per bed space) | 125 | |
| Laundries-self service (gallons per wash) | 30 | |
| Motels (per bed space) with laundry | 50 | |
| Picnic parks (toilet wastes only per park user) | 5 | |
| Picnic parks with bathouses, showers and flush toilets (per park user) | 10 | |
| Restaurants (toilet and kitchen wastes per patron) | 10 | |
| Restaurants (kitchen wastes per meal served) | 3 | |
| Restaurants (additional for bars and cocktail lounges) | 2 | |
| Schools: | ||
| Boarding | 100 | |
| Day, without gyms, cafeterias or showers | 15 | |
| Day, with gyms, cafeterias and showers | 25 | |
| Day, with cafeterias, but without gyms or showers | 20 | |
| Service stations (per vehicle served) | 5 | |
| Swimming pools and bathouses | 10 | |
| Theaters: | ||
| Movie (per auditorium seat) | 5 | |
| Drive-in (per car space) | 10 | |
| Travel trailer parks without individual water and sewer hook-ups (per space) | 50 | |
| Travel trailer parks with individual water and sewer hook-ups (per space) | 100 | |
| Workers: | ||
| Offices, schools and business establishments (per shift) | 15 |
(Source: Amended at 21 Ill. Reg. 12444, effective August 28, 1997)