Table 26.3 - Per capita contribution to wastewater characteristics
Source: Arceivala, 1981, in Meybeck et al, 1989
| Measurement | Per capita contribution (grammes per day) |
|---|---|
| BOD51 | 4554 |
| COD2 | 1.61.9 x BOD5 |
| Total solids | 170220 |
| Suspended solids | 70145 |
| Nitrogen | |
| - Total (as N) | 612 |
| - Organic | around 0.4 x total N |
| - Free ammonia | around 0.6 x total N |
| - Nitrate | around 0.00.05 x total N |
| Phosphorous | |
| - Total (as P) | around 0.64.5 |
| - Organic | around 0.3 x total P |
| - Inorganic (ortho- and polyphosphates) | around 0.7 x total P |
Notes: