Step 2

		Determining Whether the Threshold Planning Quantity (TPQ) has been exceeded   Using the Optional Aggregation Worksheet A
		Step 3   Begin one Optional Aggregation Worksheet A for each EHS marked on the Optional Comprehensive Inventory Worksheets (or for each EHS identified in facility`s inventory if alternative inventory method was used). Begin each Aggregation Worksheet A by completing Section 1.   Line Information A EHS name B CAS number C date prepared
		Step 4   Look up and record the Threshold Planning Quantity (TPQ) on lines D and E of the Aggregation Worksheet A for each EHS.   Line Information D Threshold Planning Quantity (TPQ) E Reportable Quantity (RQ)
		Module 2, Step 5

DOE Office of Environmental Policy and Guidance