Table 2.
Chemical and physical measurements from primary influents and tertiary effluents.
| Location and sample type | |||||
|---|---|---|---|---|---|
|
| |||||
| Chemical/physical measurement | WWTP #1 (P)1 | WWTP #1 (F/chlorine)2 | WWTP #2 (P) | WWTP #2 (F/UV)3 | WWTP #2 (F/no UV)4 |
|
| |||||
| Temperature (°C) | 17.75 ± 4.12 | 17.95 ± 3.92 | 18.70 ± 3.38 | 20.41 ± 2.37 | 15.36 ± 1.95 |
| Pressure (mm Hg) | 741.22 ± 4.84 | 750.57 ± 5.53 | 741.47 ± 3.66 | 749.83 ± 4.05 | 749.59 ± 3.19 |
| DO (%) | 41.01 ± 20.32 | 97.46 ± 1.63 | 20.93 ± 17.46 | 94.60 ± 5.80 | 78.10 ± 7.59 |
| Conductivity μs/cm) | 1342.17 ± 368.14 | 1194.48 ± 418.79 | 1147.48 ± 207.89 | 874.06 ± 237.29 | 824.08 ± 370.15 |
| pH | 7.62 ± 0.21 | 7.78 ± 0.52 | 7.62 ± 0.27 | 7.79 ± 0.14 | 8.52 ± 0.94 |
| Turbidity (FNU) | 24.15 ± 7.13 | 11.29 ± 15.79 | 37.26 ± 10.31 | 1.03 ± 1.83 | 0.22 ± 0.82 |
1
(P) refers to primary treated influent.
2
(F) refers to final treated effluent.
3
(F/UV) refers to UV treated final effluent.
4
(F/no UV) refers to final effluent with no UV treatment.