| Place | Design flow (gallons per day) | Waste strength range BOD5(milligrams per liter) |
| Airport | 15 per employee plus 4 per parking space | 200 to 280 |
| Apartment | 120 per bedroom | 200 to 280 |
| Assembly hall | 15 per employee plus 3 per seat without kitchen facilities or 7 per seat with kitchen facilities | 200 to 280 |
| Banquet hall | 15 per employee plus 3 per seat without kitchen facilities or 7 per seat with kitchen facilities | 400 |
| Barber shop | 80 per basin | 200 to 280 |
| Beauty shop, styling salon | 200 per basin | 200 to 280 |
| Bowling alley | 75 per lane | 200 to 280 |
| Car wash | Sewer connection required; contact district office | |
| Campground or recreational park | 30 per tent camp site without showers; 60 per tent camp site with showers; 60 per RV camp site without water hook-up; 90 per RV camp site with water hook-up | 200 to 280 |
| Church (less than 200 sanctuary seats) | 3 per sanctuary seat without kitchen; 5 per sanctuary seat with kitchen | 200 to 280 |
| Church (greater than 200 sanctuary seats) | 5 per sanctuary seat without kitchen; 7 per sanctuary seat with kitchen | 200 to 280 |
| Coffee shop | 15 per employee plus 5 per seat | 200 to 280 |
| Convenience store, service station or gas station (add all flows that apply) | 500 per pump island; 500 per service bay; 250 per shower; 15 per employee | 200 to 280 |
| Country club, sportsman club or gun club | 50 per member | 200 to 280 |
| Dance hall | 15 per employee plus 3 per patron without kitchen facilities or 7 per patron with kitchen facilities | 200 to 280 |
| Daycare facility | 35 per employee plus 10 per student | 200 to 280 |
| Dentist office | 35 per employee plus 10 per patient plus 75 per dentist | 200 to 280 |
| Doctor office | 35 per employee plus 10 per patient plus 75 per doctor | 200 to 280 |
| Dry cleaner | Contact district office1 | 200 to 280 |
| Factory | 25 per employee without showers; 35 per employee with showers | 200 to 280 |
| -Ordinary restaurant (not 24 hours) | 35 per seat | 400 to 600 |
| -24 hour restaurant | 60 per seat | 400 to 600 |
| -Restaurant along freeway | 100 per seat | 400 to 600 |
| -Tavern (very little food service) or bar (full food service) | 35 per seat | 400 to 600 |
| -Curb service (drive-in) | 40 per car space | 400 to 600 |
| -Vending machine | 100 per machine | 400 to 600 |
| *** End of food service operation/restaurant catetories *********** | *** End of food service operation/restaurant catetories *********** | *** End of food service operation/restaurant catetories *********** |
| Homes in subdivision | 120 per bedroom | 200 to 280 |
| Hospital | 300 per bed plus 35 per employee | 200 to 280 |
| Hotel or motel | 100 per room | 200 to 280 |
| Institution (such as psychiatric hospitals or prisons) | 100 per bed plus 35 per employee | 300 |
| Laundromat | 15 per employee plus 400 per machine | 200 to 280 |
| Marina (restrooms and showers only) | 20 per boat mooring or slip | 200 to 280 |
| Migrant labor camp | 50 per employee | 200 to 280 |
| Mobile home park | 300 per mobile home space | 200 to 280 |
| Nursing and rest homes | 200 per bed plus 100 per resident employee plus 50 per non-resident employee | 300 |
| Office building | 20 per employee | 200 to 280 |
| Playground or day park | 15 per employee plus 12 per parking space | 200 to 280 |
| Retail store | 15 per employee plus 12 per parking space | 200 to 280 |
| School | 15 per employee plus 15 per pupil for elementary schools; 20 per pupil for junior and high schools; 85 per pupil for boarding schools | 200 to 280 |
| Service station or convenience store or gas station (add all flows that apply) | 500 per pump island; 500 per service bay; 250 per shower; 15 per employee | 200 to 280 |
| Shopping center | 15 per employee plus 2 per parking space without food service or 5 per parking space with food service | 200 to 280 |
| Swimming pool | 5 per swimmer without hot showers or 10 per swimmer with hot showers | 200 to 280 |
| Theater | 5 per seat for indoor auditorium or 10 per car for drive-in | 200 to 280 |
| Vacation cottage | 50 per person without kitchen or 75 per person with kitchen | 200 to 280 |
| Veterinarian office and animal hospital | 15 per employee plus 100 per doctor plus 20 per run and cage | 200 to 280 |
| Youth and recreation camps | 15 per employee for day camp plus 15 per camper for day camp with food service or 10 per camper for day camp without food service; 50 per employee for overnight camp plus 50 per camper for overnight camp |
Waste Strength Chart
Your Role as a Customer in Your Community’s Wastewater System
How can I Lower My Bill?
EORWA is working to reduce rates across our service areas. See how you can help.
Helpful Resources
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