EROD activity (pmol/min*mg) mean ± standard deviation | |||
---|---|---|---|
Upstream of WWTP | Downstream of WWTP | Control | |
WWTP A | 0.71 ± 0.56 | 1.09 ± 1.36 | 0.63 ± 0.30 |
WWTP B | 0.48 ± 0.22 | 0.25 ± 0.17 | 0.23 ± 0.17 |
WWTP C | |||
Prior to WWTP upgrade | 1.57 ± 1.47 | 4.90 ± 4.52 | 0.44 ± 0.69 |
Subsequent to WWTP upgrade | 1.19 ± 1.22 | 1.29 ± 1.09 | 1.05 ± 1.43 |