Basic annual average characteristics of wastewater influent including COD (chemical oxygen demand), TN (total nitrogen) and TP (total phosphorus) concentrations
| Constituent . | Unit . | Mean concentration ± SD* . | |
|---|---|---|---|
| Slupsk WWTP . | Starogard WWTP . | ||
| COD | mg COD/L | 1,133 ± 256 | 784 ± 216 |
| TN | mg N/L | 82 ± 13 | 80 ± 14 |
| TP | mg P/L | 12 ± 3 | 8 ± 3 |
| Constituent . | Unit . | Mean concentration ± SD* . | |
|---|---|---|---|
| Slupsk WWTP . | Starogard WWTP . | ||
| COD | mg COD/L | 1,133 ± 256 | 784 ± 216 |
| TN | mg N/L | 82 ± 13 | 80 ± 14 |
| TP | mg P/L | 12 ± 3 | 8 ± 3 |
*SD – standard deviation.