Figure 4.5 How preventive measures and critical control points relate to target criteria and critical limits criteria and critical limit t Preventive measures n Hazard controlled by barrier Exclusion barrier (controls exposure) (prevents entry or removes hazard ) u s r r health or Within environmental risk Critical limit target exceeded criteria Critical Control s Monitoring Point t program C U Deviation from n target criteria t Take corrective Losing control action immediately or environment Within regulator? Critical limit target exceeded criteria I Take corrective action Box 4.2 completes the example shown above in Box 4.1 for the four different plant species chosen as specific endpoints in the case of recycled water being used to irrigate an oval and nearby municipal gardens containing various native plant species. Box 4.2 Example of determination of target criteria The endpoint that is most sensitive to the hazard being assessed will often define the critical limits
Figure 4.5 How preventive measures and critical control points relate to target criteria and critical limits Preventive measures Hazard controlled by criteria and critical limit Exclusion barrier (prevents entry or removes hazard ) barrier (controls exposure) Within target criteria Monitoring program Deviation from target criteria Critical limit exceeded Critical Control Point health or environmental risk Losing control Take corrective action immediately Within target criteria Take corrective action Critical limit exceeded or environment regulator? Box 4.2 completes the example shown above in Box 4.1 for the four different plant species chosen as specific endpoints in the case of recycled water being used to irrigate an oval and nearby municipal gardens containing various native plant species. Box 4.2 Example of determination of target criteria The endpoint that is most sensitive to the hazard being assessed will often define the critical limits n n I r U C s s u t t t r
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