1. Superfund Process National Priorities List (NPL) Procedures

2. NPL Process Site Assessment Program – Referral to Removal Program – NPL – Referral to State: VCP or similar program – Referral to other Agency Program, i.e., NRC – No Further Remedial Action Planned (NFRAP)

3. NPL Process NPL Sites – Subject to CERCLA – Will affect air, soil, surface water, or groundwater – Identified source – Human health or environment affected – Threshold number, or score, equal to or greater than 28.5

4. NPL Process Health advisory issued by ATSDR – rare occasion State requests listing – initial one time request; PA has previously utilized request

5. NPL Process Site Assessment Process – Preliminary Assessment (PA) – Site Inspection (SI) – PA Score – Pre-score

6. NPL Process Hazard Ranking System (HRS) – HRS package development: Some items included Population: ¼ mile – 4 miles Sampling data Viable owners – NPL proposal – NPL final

7. NPL Process Final NPL site – Remedial Investigation/Feasibility Study Removal Program activities – Immediate response to a site