1. VOLUNTARY DISCLOSURE PURSUANT TO THE EPA'S POLICY GUID- ANCE, INCENTIVES FOR SELF-POLICING: DISCOVERY, DISCLOS- URE, CORRECTION AND PREVENTION VIOLATION. 2. SUNOCO, INC. 1900 S. UNION TULSA, TULSA COUNTY, OKLAHOMA 74101 3. RESPONDENT, UNDER THE SELF-POLICING POLICY, DISCLOSED VIOLATIONS OF SECTION 301 OF THE CWA AND SECTION 3005 OF RCRA. 4. RELIEF SOUGHT PURSUANT TO SELF-POLICING POLICY, EPA WILL REVIEW THE RESPONDENT'S DISCLOSURE, CORRECTION AND PRE- VENTION OF RECURRENCE, AND PAST COMPLIANCE HISTORY, AND MAKE A DETERMINATION AS TO THE RESPONDENT'S QUALIFICATION TO THE SELF-POLICING POLICY AND IF EPA WILL SEEK GRAVITY- BASED PENALTIES OR NOT.