Days of exposure to air Action points T=24 hours T=36 hours T=48 hours Notification EPA notifies EPA updates EPA updates and updates DH on-call DH (see DH (see Officer if below) below) PM2.5 (24 hour rolling average value) is > 250 μg/m3 Monitoring and EPA provides EPA provides Assessment DH with: DH with: the last 12 hrs the last 12 hrs
Days of exposure to air Action points T=24 hours T=36 hours T=48 hours Notification and updates EPA notifies DH on-call Officer if PM2.5 (24 hour rolling average value) is > 250 μg/m3 EPA updates DH (see below) EPA updates DH (see below) Monitoring and Assessment EPA provides DH with: the last 12 hrs EPA provides DH with: the last 12 hrs
Hazelwood_Mine_Inquiry_Report_Part04_PF_24_pt.docx