Applying for Other Uses of Phosphogypsum: Submitting a

1,01

MB

Complete Petition

34

stron

5927

ID

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY

2005

rok

Table of Contents

1.0 Introduction . 1

1.1 What is the purpose of this document? . 1

1.2 Does this workbook replace the regulation? . 1

1.3 Where can I get more information? 1

1.4 Who do I contact if I have questions about the regulation or petition process? 2

2.0 Petition Process 3

2.1 How do I start the petition process? 3

2.2 What should I include in the description of my potential use and how it’s implemented? . 4

2.3 What must I do to show that the potential use won’t create any greater risks than storing

phosphogypsum in stacks? 5

2.4. What steps will EPA take to review and approve my petition? . 5

3.0 Project Description . 8

3.1 How do I characterize the phosphogypsum? . 8

3.2 How do I describe a proposed small-scale study? . 9

3.3 How does a small-scale study measure success? . 10

3.4 How does a small-scale study limit or control possible undesirable results? . 10

3.5 How do I monitor potential exposures? 10

3.6 How will the phosphogypsum be handled at a study site? 11

3.7 What are the expected benefits of the proposed use? . 11

4.0 Risk Assessment . 12

4.1 What is a risk assessment? . 12

4.2 How do the results of the risk assessment affect the decision on approval? 13

5.0 Risk Models 14

5.1 What EPA models are available? . 14

5.2 Which models should I use and how can I obtain them? . 15

6.0 Other Requirements . 16

6.1 Are there any other EPA requirements than those related to the petition? . 16

6.2 If I meet EPA requirements, do I have to consider other Federal and/or state and local

requirements? . 16

6.3 What recordkeeping requirements must I meet? . 16

6.4 What are the certification requirements and how do I meet them? . 17

6.5 What post-approval requirements must I meet? . 18

Appendix A: Complete Text of 40 CFR 61.200 - 209

Appendix B: Petition Completeness Checklist