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Tier‐1 risk assessment procedure for Organophosphate A. If the PEC:RAC ratio is lower than 1, then the environmental risk is considered low
| Scenario | Acute risk assessment | ||
|---|---|---|---|
| PECsw;max (μg/L) | Tier‐1 RACsw;ac (μg/L) | PECsw;max:RACsw;ac ratio | |
| A | 0.035 | 0.0044 | 7.95 |
| B | 0.034 | 0.0044 | 7.73 |
| C | 0.031 | 0.0044 | 7.05 |
| D | 0.030 | 0.0044 | 6.82 |
| E | 0.029 | 0.0044 | 6.59 |
| F | 0.029 | 0.0044 | 6.59 |
