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(c) Enter the amount (in pounds) of each Extremely Hazardous Substance stored in the <br />largest container or interconnected containers in the Max amount in largest container <br />field of the Physical State and Quantity tab (this is the release amount used to <br />determine the Vulnerable Zone). <br />(d) Choose the appropriate code from the drop down list for the Type of storage <br />container (drum, cylinder, tank etc.), storage pressure (ambient, greater than ambient <br />etc.) and storage temperature (ambient, greater than ambient etc.) of each Extremely <br />Hazardous Substance in those fields on the Location tab. <br />(e) For each Extremely Hazardous Substance over TPQ, On the Physical State & <br />Quantity tab check the appropriate boxes in the Physical State, Hazards and Health <br />Effects fields (information on the above may be found by clicking on the Datasheet <br />button which opens the CAMEOfm Chemicals database.) <br />3. Vulnerability Analysis (CAMEOfm Scenario Page) <br />(a) For each Extremely Hazardous Substance present over the Threshold Planning <br />Quantity (TPQ), create a New Scenario page (if a Scenario page hasn't been created <br />already) and enter the maximum amount in the largest container or interconnected <br />containers in the Amount Released field of the Scenario Description tab. <br />(b) On the Scenario page(s) Scenario Description tab, enter the concentration <br />percentage in the Concentration field. <br />(c) On the Scenario page(s) Scenario Description tab, enter the release duration in the <br />Release Duration field as follows: <br />(1) Gases —10 minutes <br />(2) Powders or solids in solution —10 minutes <br />(3) Liquids — No value shall be entered <br />(d) Enter the proper natural physical state of the chemical at room temperature in the <br />physical state field. (as specified in CAMEOfm Chemicals) <br />(e) On the Scenario page(s) Scenario Description tab, use the weather default settings <br />or, enter average wind speed (don't enter a value in the Wind From field) and <br />Urban or Forest is recommended in the Ground Roughness field. <br />(f) On the Scenario page(s) Scenario Description tab, rate the Risk, Consequences and <br />Overall Risk of a release occurring at the facility on the bottom of the Scenario Page <br />(the Risk Assessment should be based upon the Extremely Hazardous Substance, <br />previous release history, maintenance conditions etc.). <br />(g) After entering the information noted above on the Scenario Description tab and <br />clicking on the Estimate Threat Zone Radius button, CAMEOfm will automatically <br />estimate the extent of the vulnerable zone that may cause injury or death to human <br />populations following an accidental release. <br />(h) On the Scenario page(s) notes tab, enter an estimate of the total exposed population <br />within the vulnerable zone(s). <br />(i) On the Scenario page(s) notes tab, identify each critical facility by name and <br />maximum expected occupancy within the vulnerable zone(s) (schools, day cares, <br />public safety facilities, hospitals, etc.). If there are no critical facilities within the <br />vulnerable zone(s), that shall be noted. <br />18 <br />