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Regulatory documents from Regulations.gov including rules, proposed rules, notices, and supporting materials.

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187 rows where docket_id = "EPA-HQ-OPPT-2024-0425" sorted by posted_date descending

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posted_year 3

  • 2025 99
  • 2024 46
  • 2026 42

document_type 3

  • Supporting & Related Material 181
  • Notice 5
  • Other 1

agency_id 1

  • EPA 187
id agency_id docket_id title document_type subtype posted_date ▲ posted_year posted_month comment_start_date comment_end_date last_modified fr_doc_num open_for_comment withdrawn object_id
EPA-HQ-OPPT-2024-0425-0199 EPA None EPA-HQ-OPPT-2024-0425 21. Water Releases for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:33Z   0 0 09000064b9107b5c
EPA-HQ-OPPT-2024-0425-0209 EPA None EPA-HQ-OPPT-2024-0425 17. EPI Suite Modeling Results Supporting Fate Assessment for 1,3-Butadiene Supporting & Related Material   2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:36Z   0 0 09000064b9107b66
EPA-HQ-OPPT-2024-0425-0214 EPA None EPA-HQ-OPPT-2024-0425 26. Number of Sites for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:37Z   0 0 09000064b9107b6b
EPA-HQ-OPPT-2024-0425-0195 EPA None EPA-HQ-OPPT-2024-0425 20. Land Releases for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:32Z   0 0 09000064b9107b58
EPA-HQ-OPPT-2024-0425-0189 EPA None EPA-HQ-OPPT-2024-0425 32. Human Exposure Model (HEM) NEI 2017 and 2020 General Population Exposure Analysis for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:31Z   0 0 09000064b9107b52
EPA-HQ-OPPT-2024-0425-0181 EPA None EPA-HQ-OPPT-2024-0425 08. Data Quality Evaluation and Data Extraction Information for Physical and Chemical Properties for 1,3-Butadiene Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:28Z   0 0 09000064b9107b4a
EPA-HQ-OPPT-2024-0425-0210 EPA None EPA-HQ-OPPT-2024-0425 30. Integrated Indoor Outdoor Air Calculator (IIOAC) TRI 2016-2021 Exposure and Risk Analysis for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:36Z   0 0 09000064b9107b67
EPA-HQ-OPPT-2024-0425-0207 EPA None EPA-HQ-OPPT-2024-0425 25. Adhesives and Sealants Release Model for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:35Z   0 0 09000064b9107b64
EPA-HQ-OPPT-2024-0425-0180 EPA None EPA-HQ-OPPT-2024-0425 06. Human Health Hazard Assessment for 1,3-Butadiene Supporting & Related Material Technical Support Document 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:28Z   0 0 09000064b9107b49
EPA-HQ-OPPT-2024-0425-0211 EPA None EPA-HQ-OPPT-2024-0425 38. Appendix H Attachment of 1,3-Butadiene Occupational Exposure Assessment Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:36Z   0 0 09000064b9107b68
EPA-HQ-OPPT-2024-0425-0216 EPA None EPA-HQ-OPPT-2024-0425 37. 1,3-Butadiene Inhalation Monitoring Data Summary Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:38Z   0 0 09000064b9107b6d
EPA-HQ-OPPT-2024-0425-0183 EPA None EPA-HQ-OPPT-2024-0425 10. Data Quality Evaluation and Data Extraction Information for Environmental Release and Occupational Exposure for 1,3-Butadiene Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:29Z   0 0 09000064b9107b4c
EPA-HQ-OPPT-2024-0425-0198 EPA None EPA-HQ-OPPT-2024-0425 16. Data Extraction Information for Human Health Hazard Animal Toxicology and Epidemiology for 1,3-Butadiene Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:33Z   0 0 09000064b9107b5b
EPA-HQ-OPPT-2024-0425-0184 EPA None EPA-HQ-OPPT-2024-0425 12. Data Extraction Information for General Population, Consumer, and Environmental Exposure for 1,3-Butadiene Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:29Z   0 0 09000064b9107b4d
EPA-HQ-OPPT-2024-0425-0187 EPA None EPA-HQ-OPPT-2024-0425 02. Physical Chemistry, Fate, and Transport Assessment for 1,3-Butadiene Supporting & Related Material Technical Support Document 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:30Z   0 0 09000064b9107b50
EPA-HQ-OPPT-2024-0425-0204 EPA None EPA-HQ-OPPT-2024-0425 24. Air Releases (NEI 2020) for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:35Z   0 0 09000064b9107b61
EPA-HQ-OPPT-2024-0425-0202 EPA None EPA-HQ-OPPT-2024-0425 29. Risk Calculator for Occupational Exposures for 1,3-Butadiene Supporting & Related Material Risk Assessment 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:34Z   0 0 09000064b9107b5f
EPA-HQ-OPPT-2024-0425-0208 EPA None EPA-HQ-OPPT-2024-0425 31. Human Exposure Model (HEM) TRI 2016-2021 Exposure and Risk Analysis for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:36Z   0 0 09000064b9107b65
EPA-HQ-OPPT-2024-0425-0218 EPA None EPA-HQ-OPPT-2024-0425 18. Ambient Monitoring Technology Information Center (AMTIC) Monitoring Data 2016 to 2022 for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:38Z   0 0 09000064b9107b6f
EPA-HQ-OPPT-2024-0425-0190 EPA None EPA-HQ-OPPT-2024-0425 11. Data Quality Evaluation Information for General Population, Consumer, and Environmental Exposure for 1,3-Butadiene Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:31Z   0 0 09000064b9107b53
EPA-HQ-OPPT-2024-0425-0191 EPA None EPA-HQ-OPPT-2024-0425 22. Air Releases (TRI) for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:31Z   0 0 09000064b9107b54
EPA-HQ-OPPT-2024-0425-0196 EPA None EPA-HQ-OPPT-2024-0425 09. Data Quality Evaluation and Data Extraction Information for Environmental Fate and Transport for 1,3-Butadiene Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:32Z   0 0 09000064b9107b59
EPA-HQ-OPPT-2024-0425-0205 EPA None EPA-HQ-OPPT-2024-0425 36. Third Unregulated Contaminant Monitoring Rule Data for 1,3-butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:35Z   0 0 09000064b9107b62
EPA-HQ-OPPT-2024-0425-0217 EPA None EPA-HQ-OPPT-2024-0425 19. Water Quality Portal (WQP) Monitoring Data 2004 to 2025 for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:38Z   0 0 09000064b9107b6e
EPA-HQ-OPPT-2024-0425-0179 EPA None EPA-HQ-OPPT-2024-0425 03. Environmental Release and Occupational Exposure Assessment for 1,3-Butadiene Supporting & Related Material Technical Support Document 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:28Z   0 0 09000064b9107b48
EPA-HQ-OPPT-2024-0425-0188 EPA None EPA-HQ-OPPT-2024-0425 1,3-Butadiene Eighth Transmittal Memo, December 2025 Supporting & Related Material Memorandum 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:30Z   0 0 09000064b9107b51
EPA-HQ-OPPT-2024-0425-0177 EPA None EPA-HQ-OPPT-2024-0425 Risk Evaluation under the Toxic Substances Control Act: 1,3-Butadiene Notice   2026-01-05T05:00:00Z 2026 1 2026-01-05T05:00:00Z   2026-01-05T21:37:39Z 2025-24246 0 0 09000064b9118e2e
EPA-HQ-OPPT-2024-0425-0197 EPA None EPA-HQ-OPPT-2024-0425 14. Data Quality Evaluation Information for Human Health Hazard Epidemiology for 1,3-Butadiene Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:33Z   0 0 09000064b9107b5a
EPA-HQ-OPPT-2024-0425-0203 EPA None EPA-HQ-OPPT-2024-0425 23. Air Releases (NEI 2017) for 1,3-Butadiene Supporting & Related Material Data 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:34Z   0 0 09000064b9107b60
EPA-HQ-OPPT-2024-0425-0192 EPA None EPA-HQ-OPPT-2024-0425 04. Environmental Media Concentrations for 1,3-Butadiene Supporting & Related Material Technical Support Document 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:31Z   0 0 09000064b9107b55
EPA-HQ-OPPT-2024-0425-0213 EPA None EPA-HQ-OPPT-2024-0425 40. Summary of and Response to External Peer Review and Public Comments on the Risk Evaluation and Technical Support Documents for 1,3-Butadiene Supporting & Related Material Publication - USEPA 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:37Z   0 0 09000064b9107b6a
EPA-HQ-OPPT-2024-0425-0178 EPA None EPA-HQ-OPPT-2024-0425 05. General Population Exposure for 1,3-Butadiene Supporting & Related Material Publication - USEPA 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:28Z   0 0 09000064b9107b47
EPA-HQ-OPPT-2024-0425-0186 EPA None EPA-HQ-OPPT-2024-0425 13. Further Filtering Results for Human Health Hazard Animal Toxicology and Epidemiology for 1,3-Butadiene Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:30Z   0 0 09000064b9107b4f
EPA-HQ-OPPT-2024-0425-0201 EPA None EPA-HQ-OPPT-2024-0425 34. Supplemental Information on the Human Exposure Modeling Results for 1,3-Butadiene Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:34Z   0 0 09000064b9107b5e
EPA-HQ-OPPT-2024-0425-0212 EPA None EPA-HQ-OPPT-2024-0425 33. Human Exposure Model (HEM) NEI 2017 and 2020 Exposure and Risk Analysis for 1,3-Butadiene Supporting & Related Material Analysis 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:37Z   0 0 09000064b9107b69
EPA-HQ-OPPT-2024-0425-0182 EPA None EPA-HQ-OPPT-2024-0425 01. Risk Evaluation for 1,3-Butadiene Supporting & Related Material Publication - USEPA 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:29Z   0 0 09000064b9107b4b
EPA-HQ-OPPT-2024-0425-0185 EPA None EPA-HQ-OPPT-2024-0425 07. Systematic Review Protocol for 1,3-Butadiene Supporting & Related Material   2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:30Z   0 0 09000064b9107b4e
EPA-HQ-OPPT-2024-0425-0200 EPA None EPA-HQ-OPPT-2024-0425 39. Nontechnical Summary for 1,3-Butadiene Supporting & Related Material Publication - USEPA 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:34Z   0 0 09000064b9107b5d
EPA-HQ-OPPT-2024-0425-0206 EPA None EPA-HQ-OPPT-2024-0425 27. Benchmark Dose Modeling Results for 1,3-Butadiene Supporting & Related Material Report 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:35Z   0 0 09000064b9107b63
EPA-HQ-OPPT-2024-0425-0194 EPA None EPA-HQ-OPPT-2024-0425 28. Lifetable Analysis of Leukemia and Bladder Cancer for 1,3-Butadiene Supporting & Related Material Analysis 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:32Z   0 0 09000064b9107b57
EPA-HQ-OPPT-2024-0425-0193 EPA None EPA-HQ-OPPT-2024-0425 15. Data Quality Evaluation Information for Human Health Hazard Animal Toxicology for 1,3-Butadiene Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:32Z   0 0 09000064b9107b56
EPA-HQ-OPPT-2024-0425-0215 EPA None EPA-HQ-OPPT-2024-0425 35. Supplemental Information on the Human Exposure Modeling Results for 1,3-Butadiene (NEI) Supporting & Related Material Evaluation 2026-01-05T05:00:00Z 2026 1     2026-01-05T21:39:37Z   0 0 09000064b9107b6c
EPA-HQ-OPPT-2024-0425-0175 EPA None EPA-HQ-OPPT-2024-0425 EPA and American Chemistry Council Meeting on 1,3-Butadiene - September 18, 2025 Supporting & Related Material Memorandum 2025-10-15T04:00:00Z 2025 10     2025-10-15T15:51:08Z   0 0 09000064b901515a
EPA-HQ-OPPT-2024-0425-0174 EPA None EPA-HQ-OPPT-2024-0425 EPA and American Chemistry Council Meeting on 1,3-Butadiene - June 26, 2025 Supporting & Related Material Memorandum 2025-10-15T04:00:00Z 2025 10     2025-10-15T15:51:08Z   0 0 09000064b9015158
EPA-HQ-OPPT-2024-0425-0176 EPA None EPA-HQ-OPPT-2024-0425 Submission of Discrete Occupational Exposure Data from American Chemistry Council for 1,3-Butadiene Supporting & Related Material Letter 2025-10-15T04:00:00Z 2025 10     2025-10-15T15:51:08Z   0 0 09000064b9012b2f
EPA-HQ-OPPT-2024-0425-0171 EPA None EPA-HQ-OPPT-2024-0425 1,3-Butadiene Seventh Transmittal Memo, September 2025 Supporting & Related Material Memorandum 2025-09-25T04:00:00Z 2025 9     2025-09-25T21:20:51Z   0 0 09000064b8fdbba9
EPA-HQ-OPPT-2024-0425-0173 EPA None EPA-HQ-OPPT-2024-0425 30. Modified Lifetable Analysis of Leukemia and Bladder Cancer for 1,3-Butadiene Supporting & Related Material Analysis 2025-09-25T04:00:00Z 2025 9     2025-09-25T21:48:42Z   0 0 09000064b8fdd443
EPA-HQ-OPPT-2024-0425-0172 EPA None EPA-HQ-OPPT-2024-0425 29. Draft Lifetable Analysis of Leukemia and Bladder Cancer for 1,3-Butadiene Supporting & Related Material Analysis 2025-09-25T04:00:00Z 2025 9     2025-09-25T21:48:04Z   0 0 09000064b8fdd3d7
EPA-HQ-OPPT-2024-0425-0170 EPA None EPA-HQ-OPPT-2024-0425 Joglekar Response 13-Butadiene SACC Meeting Final Supporting & Related Material Letter 2025-09-02T04:00:00Z 2025 9     2025-09-02T15:58:23Z   0 0 09000064b8f1f49f
EPA-HQ-OPPT-2024-0425-0169 EPA None EPA-HQ-OPPT-2024-0425 Doa Response 13-Butadiene SACC Meeting Final Supporting & Related Material Letter 2025-09-02T04:00:00Z 2025 9     2025-09-02T15:58:23Z   0 0 09000064b8f1f49e
EPA-HQ-OPPT-2024-0425-0167 EPA None EPA-HQ-OPPT-2024-0425 Fox Response 13-Butadiene SACC Meeting Final Supporting & Related Material Letter 2025-09-02T04:00:00Z 2025 9     2025-09-02T15:58:22Z   0 0 09000064b8f1f49c
EPA-HQ-OPPT-2024-0425-0168 EPA None EPA-HQ-OPPT-2024-0425 Antezana Response 13-Butadiene SACC Meeting Final Supporting & Related Material Letter 2025-09-02T04:00:00Z 2025 9     2025-09-02T15:58:22Z   0 0 09000064b8f1f49d
EPA-HQ-OPPT-2024-0425-0126 EPA None EPA-HQ-OPPT-2024-0425 03. Nontechnical Summary of the TSCA Risk Evaluation for 1,1-Dichloroethane Supporting & Related Material   2025-07-30T04:00:00Z 2025 7     2025-07-30T17:46:17Z   0 1 09000064b8e540f2
EPA-HQ-OPPT-2024-0425-0166 EPA None EPA-HQ-OPPT-2024-0425 35. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Water Quality Portal Data 2015 to 2020 Supporting & Related Material   2025-07-14T04:00:00Z 2025 7     2025-07-30T18:05:25Z   0 1 09000064b8e54436
EPA-HQ-OPPT-2024-0425-0165 EPA None EPA-HQ-OPPT-2024-0425 37. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Repackaging Occupational Exposure Modeling Results Supporting & Related Material   2025-07-14T04:00:00Z 2025 7     2025-07-30T18:05:06Z   0 1 09000064b8e5442f
EPA-HQ-OPPT-2024-0425-0164 EPA None EPA-HQ-OPPT-2024-0425 01. Risk Evaluation for 1,1-Dichloroethane Supporting & Related Material   2025-07-14T04:00:00Z 2025 7     2025-07-30T18:04:52Z   0 1 09000064b8e54506
EPA-HQ-OPPT-2024-0425-0142 EPA None EPA-HQ-OPPT-2024-0425 39. Risk Evaluation for 1,1-Dichloroethane - Supplemental File Folder: Supplemental Information on the AERMOD Input Files and Modeling Results (NEI) Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T17:57:56Z   0 1 09000064b8e543dd
EPA-HQ-OPPT-2024-0425-0144 EPA None EPA-HQ-OPPT-2024-0425 25. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: AERMOD Input Specifications Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T17:58:30Z   0 1 09000064b8e543df
EPA-HQ-OPPT-2024-0425-0138 EPA None EPA-HQ-OPPT-2024-0425 18. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Repackaging Environmental Release Modeling Results Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T17:54:39Z   0 1 09000064b8e5450d
EPA-HQ-OPPT-2024-0425-0148 EPA None EPA-HQ-OPPT-2024-0425 29. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: TRV Calculator Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:00:12Z   0 1 09000064b8e543e4
EPA-HQ-OPPT-2024-0425-0149 EPA None EPA-HQ-OPPT-2024-0425 27. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Surface Water Concentration and Fish Ingestion and Swimming High-End Exposure Estimates Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:00:26Z   0 1 09000064b8e543e5
EPA-HQ-OPPT-2024-0425-0156 EPA None EPA-HQ-OPPT-2024-0425 31. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Supplemental Information on EPI Suite Modeling Results in the Fate Assessment Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:02:24Z   0 1 09000064b8e5442e
EPA-HQ-OPPT-2024-0425-0157 EPA None EPA-HQ-OPPT-2024-0425 40. Risk Evaluation for 1,1-Dichloroethane - Supplemental File Folder: Supplemental Information on the AERMOD Input Files and Modeling Results (TRI) Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:02:39Z   0 1 09000064b8e54430
EPA-HQ-OPPT-2024-0425-0158 EPA None EPA-HQ-OPPT-2024-0425 34. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Human Health Hazard Exposure Response Array Data and Figures Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:03:20Z   0 1 09000064b8e54431
EPA-HQ-OPPT-2024-0425-0145 EPA None EPA-HQ-OPPT-2024-0425 23. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Ambient Monitoring Technology Information Center (AMTIC), 1,1-Dichloroethane Monitoring Data 2015 to 2020 Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T17:58:47Z   0 1 09000064b8e543e1
EPA-HQ-OPPT-2024-0425-0139 EPA None EPA-HQ-OPPT-2024-0425 16. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Risk Calculator for Occupational Exposure Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T17:55:39Z   0 1 09000064b8e54513
EPA-HQ-OPPT-2024-0425-0140 EPA None EPA-HQ-OPPT-2024-0425 14. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Supplemental File: Data Extraction Information for Environmental Hazard and Human Health Hazard Animal Toxicology and Epidemiology Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T17:55:54Z   0 1 09000064b8e54515
EPA-HQ-OPPT-2024-0425-0141 EPA None EPA-HQ-OPPT-2024-0425 19. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Occupational Exposure Scenario Mapping Results Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T17:56:09Z   0 1 09000064b8e543dc
EPA-HQ-OPPT-2024-0425-0143 EPA None EPA-HQ-OPPT-2024-0425 13. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Supplemental File: Data Quality Evaluation Information for Environmental Hazard Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T17:58:11Z   0 1 09000064b8e543de
EPA-HQ-OPPT-2024-0425-0153 EPA None EPA-HQ-OPPT-2024-0425 21. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Supplemental Information on AERMOD Generic Releases Exposure and Risk Analysis Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:01:35Z   0 1 09000064b8e543e9
EPA-HQ-OPPT-2024-0425-0155 EPA None EPA-HQ-OPPT-2024-0425 22. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Supplemental Information on AERMOD NEI Exposure and Risk Analysis Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:02:06Z   0 1 09000064b8e543ec
EPA-HQ-OPPT-2024-0425-0160 EPA None EPA-HQ-OPPT-2024-0425 32. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: in vitro Dermal Absorption Study Analysis Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:03:45Z   0 1 09000064b8e54433
EPA-HQ-OPPT-2024-0425-0161 EPA None EPA-HQ-OPPT-2024-0425 38. Risk Evaluation for 1,1-Dichloroethane - Supplemental File Folder: Supplemental Information on the AERMOD Input Files and Modeling Results Generic Release Scenarios Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:03:59Z   0 1 09000064b8e54434
EPA-HQ-OPPT-2024-0425-0146 EPA None EPA-HQ-OPPT-2024-0425 24. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Supplemental Information on IIOAC TRI Exposure and Risk Analysis Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T17:59:06Z   0 1 09000064b8e543e2
EPA-HQ-OPPT-2024-0425-0147 EPA None EPA-HQ-OPPT-2024-0425 26. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Surface Water Concentration and Fish Ingestion and Swimming Central Tendency Exposure Estimates Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T17:59:18Z   0 1 09000064b8e543e3
EPA-HQ-OPPT-2024-0425-0151 EPA None EPA-HQ-OPPT-2024-0425 10. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Supplemental File: Data Extraction Information for General Population, Consumer, and Environmental Exposure Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:01:02Z   0 1 09000064b8e543e7
EPA-HQ-OPPT-2024-0425-0163 EPA None EPA-HQ-OPPT-2024-0425 1,1-Dichloroethane Final Risk Evaluation Transmittal Memo, July 2025 Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:04:38Z   0 1 09000064b8e5d8ca
EPA-HQ-OPPT-2024-0425-0150 EPA None EPA-HQ-OPPT-2024-0425 12. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Supplemental File: Data Quality Evaluation Information for Human Health Hazard Animal Toxicology Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:00:45Z   0 1 09000064b8e543e6
EPA-HQ-OPPT-2024-0425-0154 EPA None EPA-HQ-OPPT-2024-0425 30. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Benchmark Dose Modeling Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:01:48Z   0 1 09000064b8e543ea
EPA-HQ-OPPT-2024-0425-0152 EPA None EPA-HQ-OPPT-2024-0425 20. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Supplemental Information on AERMOD TRI Exposure and Risk Analysis Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:01:20Z   0 1 09000064b8e543e8
EPA-HQ-OPPT-2024-0425-0159 EPA None EPA-HQ-OPPT-2024-0425 33. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: in vitro Dermal Absorption Study Calculation Sheet Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:03:33Z   0 1 09000064b8e54432
EPA-HQ-OPPT-2024-0425-0162 EPA None EPA-HQ-OPPT-2024-0425 36. Risk Evaluation for 1,1-Dichloroethane - Supplemental Information File: Estimates of Number of Workers and ONUs Supporting & Related Material   2025-07-11T04:00:00Z 2025 7     2025-07-30T18:04:19Z   0 1 09000064b8e54435
EPA-HQ-OPPT-2024-0425-0127 EPA None EPA-HQ-OPPT-2024-0425 02. Summary of and Response to External Peer Review and Public Comments on the Risk Evaluation for 1,1-Dichloroethane and Human Health Hazard Technical Support Document for 1,2-Dichloroethane Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:46:51Z   0 1 09000064b8e540f3
EPA-HQ-OPPT-2024-0425-0128 EPA None EPA-HQ-OPPT-2024-0425 08. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Supplemental File: Data Quality Evaluation and Data Extraction Information for Dermal Absorption Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:47:12Z   0 1 09000064b8e540f4
EPA-HQ-OPPT-2024-0425-0129 EPA None EPA-HQ-OPPT-2024-0425 04. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Protocol Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:47:29Z   0 1 09000064b8e540f5
EPA-HQ-OPPT-2024-0425-0133 EPA None EPA-HQ-OPPT-2024-0425 07. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Supplemental File: Data Quality Evaluation and Data Extraction Information for Environmental Release and Occupational Exposure Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:52:17Z   0 1 09000064b8e540f9
EPA-HQ-OPPT-2024-0425-0137 EPA None EPA-HQ-OPPT-2024-0425 15. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Environmental Releases and Occupational Exposure Assessment Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:54:10Z   0 1 09000064b8e5450b
EPA-HQ-OPPT-2024-0425-0130 EPA None EPA-HQ-OPPT-2024-0425 05. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Supplemental File: Data Quality Evaluation and Data Extraction Information for Physical and Chemical Properties Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:50:27Z   0 1 09000064b8e540f6
EPA-HQ-OPPT-2024-0425-0136 EPA None EPA-HQ-OPPT-2024-0425 06. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Supplemental File: Data Quality Evaluation and Data Extraction Information for Environmental Fate and Transport Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:53:55Z   0 1 09000064b8e54508
EPA-HQ-OPPT-2024-0425-0131 EPA None EPA-HQ-OPPT-2024-0425 17. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Laboratory Chemical Occupational Exposure and Environmental Release Modeling Results Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:51:00Z   0 1 09000064b8e540f7
EPA-HQ-OPPT-2024-0425-0135 EPA None EPA-HQ-OPPT-2024-0425 28. Risk Evaluation for 1,1-Dichloroethane – Supplemental Information File: Drinking Water Exposure Estimates Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:53:30Z   0 1 09000064b8e54507
EPA-HQ-OPPT-2024-0425-0132 EPA None EPA-HQ-OPPT-2024-0425 11. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Supplemental File: Data Quality Evaluation Information for Human Health Hazard Epidemiology Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:52:03Z   0 1 09000064b8e540f8
EPA-HQ-OPPT-2024-0425-0134 EPA None EPA-HQ-OPPT-2024-0425 09. Risk Evaluation for 1,1-Dichloroethane – Systematic Review Supplemental File: Data Quality Evaluation Information for General Population, Consumer, and Environmental Exposure Supporting & Related Material   2025-07-10T04:00:00Z 2025 7     2025-07-30T17:53:15Z   0 1 09000064b8e54505
EPA-HQ-OPPT-2024-0425-0124 EPA None EPA-HQ-OPPT-2024-0425 1,3-Butadiene SACC Meeting April 1-4, 2025 Draft Daily Working Notes Supporting & Related Material Meeting Materials 2025-06-20T04:00:00Z 2025 6     2025-06-20T22:27:18Z   0 0 09000064b8e1ac23
EPA-HQ-OPPT-2024-0425-0125 EPA None EPA-HQ-OPPT-2024-0425 1,3-Butadiene SACC Meeting--ACC's Record of Clarification including Agency Responses Supporting & Related Material E-mail 2025-06-20T04:00:00Z 2025 6     2025-06-20T22:29:05Z   0 0 09000064b8e1e177
EPA-HQ-OPPT-2024-0425-0123 EPA None EPA-HQ-OPPT-2024-0425 Meeting Minutes and Final Report for April 2025 SACC Meeting for the Review of the Draft Risk Evaluation for 1,3-Butadiene under TSCA Supporting & Related Material Memorandum 2025-06-12T04:00:00Z 2025 6     2025-06-12T20:32:57Z   0 0 09000064b8dffb33
EPA-HQ-OPPT-2024-0425-0122 EPA None EPA-HQ-OPPT-2024-0425 Cover email by Columbia Mailman School of Public Health and scientific articles and document shared during SACC meeting (April 1 to 4, 2025) Supporting & Related Material E-mail 2025-06-10T04:00:00Z 2025 6     2025-06-11T03:00:58Z   0 0 09000064b8d48f29
EPA-HQ-OPPT-2024-0425-0121 EPA None EPA-HQ-OPPT-2024-0425 Transcript for 1,3-Butadiene SACC Meeting from April 1 to 4, 2025 Supporting & Related Material Transcript 2025-05-20T04:00:00Z 2025 5     2025-05-21T20:58:07Z   0 0 09000064b8d49603
EPA-HQ-OPPT-2024-0425-0120 EPA None EPA-HQ-OPPT-2024-0425 Scientific Research Articles shared by Dr. Wendy Heiger-Bernays, SACC member, during SACC meeting (April 1 to 4, 2025) Supporting & Related Material E-mail 2025-05-19T04:00:00Z 2025 5     2025-05-21T21:31:58Z   0 0 09000064b8d48f2a
EPA-HQ-OPPT-2024-0425-0119 EPA None EPA-HQ-OPPT-2024-0425 Scientific Research Articles shared by Dr. Rainbow Rubin, SACC member, at SACC meeting (April 1 to 4, 2025) Supporting & Related Material E-mail 2025-05-15T04:00:00Z 2025 5     2025-09-23T22:53:48Z   0 0 09000064b8d496f9

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CREATE TABLE documents (
    id TEXT PRIMARY KEY,
    agency_id TEXT,
    docket_id TEXT REFERENCES dockets(id),
    title TEXT,
    document_type TEXT,
    subtype TEXT,
    posted_date TEXT,
    posted_year INTEGER,
    posted_month INTEGER,
    comment_start_date TEXT,
    comment_end_date TEXT,
    last_modified TEXT,
    fr_doc_num TEXT,
    open_for_comment INTEGER,
    withdrawn INTEGER,
    object_id TEXT
);
CREATE INDEX idx_docs_agency ON documents(agency_id);
CREATE INDEX idx_docs_docket ON documents(docket_id);
CREATE INDEX idx_docs_date ON documents(posted_date);
CREATE INDEX idx_docs_year ON documents(posted_year);
CREATE INDEX idx_docs_type ON documents(document_type);
CREATE INDEX idx_docs_frnum ON documents(fr_doc_num);
CREATE INDEX idx_docs_comment_end ON documents(comment_end_date) WHERE comment_end_date IS NOT NULL AND withdrawn = 0;
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