Figure: 30 TAC §210.33(1)
| BOD5 or CBOD5 | 5 mg/l |
| Turbidity | 3 NTU |
| Fecal coliform or E. coli | 20 CFU/100 ml* |
| Fecal coliform or E. coli | 75 CFU/100 ml** |
| Enterococci | 4 CFU/100 ml* |
| Enterococci | 9 CFR/100 ml** |
| * 30-day geometric mean | |
| ** maximum single grab sample | |