| Sampling station Item 1 | DO (mg/L) | Temperature (˚C) | DO (mg/L) | Temperature (˚C) |
| Afteraeration | Beforeaeration | |||
| 10:00 horas | 6.71 | 16.5 | 8.49 | 16.9 |
| 11:00 horas | 6.44 | 17.7 | 8.29 | 17.9 |
| 12:00 horas | 6.38 | 18.5 | 8.13 | 18.7 |
| 13:00 horas | 6.15 | 20 | 7.31 | 19.6 |
| 14:00 horas | 6.03 | 21 | 7.29 | 21.7 |