| NH4 | NO3 | TDN | TDP | PO4 |
North | 3.5 | 54.8 | 62.9 | 0.028 | 0.033 |
North (SD) | 5.9 | 97.25 | 89.3 | 0.021 | 0.026 |
South | 81.2 | 63.7 | 166.7 | 0.287 | 0.381 |
South (SD) | 114.3 | 181.6 | 380.1 | 0.497 | 0.567 |