BAND BOUNDARY | BIOLOGICAL BAND | DESCRIPTION Impairment Level | WATER STATUS Water Quality | |
EDOT Score | ASPT Score | |||
≤50 | ≤5.0 | Seriously Modified | Serious ecological impairment | Very poor water quality |
51 to 75 | 5.1 to 6.0 | Largely Modified | Large ecological impairment | Poor water quality |
76 to 150 | 6.1 to 7.0 | Moderately Modified | Moderate ecological impairment | Moderate water quality |
151 to 225 | 7.1 to 8.0 | Largely Natural | Slight ecological impairment | Good water quality |
>225 | >8.0 | Natural | Little ecological impairment | High water quality |