

Administrative Record File/Information Repository File (ARF/IRF)
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Index of documents (PDF) contained in the ARF/IRF, which are available at the University of South Carolina Libraries – Aiken and Columbia on CD. This index is in PDF (portable document format) which requires Adobe Acrobat Reader software to be installed on your computer.
In 2020, SRS began posting PDFs of the ARF/IRF records on the SRS external website. In addition, this external website contains an Index of Documents (see link above). The index is currently dated 1/8/2026 and lists entries numbered from 000001 to 025261. The PDFs that are currently posted on the list below are dated from 10/1/2017 to 1/8/2026. The Index of Documents and PDFs will be updated quarterly. Historical PDFs will be added at a later date.
Disclaimer: The scanning process used to transfer documents into the portable document format may unintentionally create minor inaccuracies in the text. The viewer is warned that minor spelling errors may occur and numerical data may be missing decimal points or exponential values. Should the viewer have any questions regarding a particular section of text, an accurate hardcopy is always available from the Area Completion Project Document Control at the Savannah River Site, Luchelle Abney at (803) 952-7401.
Introduction
The Administrative Record File contains the documents and information considered or relied on in the selection of a response action and in controlling hazardous waste management activities. At the Savannah River Site, the Administrative Record File will fulfill the requirements of Section XXXIV, Administrative Record, of the Federal Facility Agreement (FFA).
An Administrative Record File for an individual waste unit is initiated upon the approval by the EPA-IV and the SCDHEC of an RFI/RI Work Plan. The File is compiled until the decision of the response action is chosen (the signing of the Record of Decision). At that time the Administrative Record File is finalized and is called the Administrative Record for that waste unit.
An Administrative Record serves two primary purposes. First, it is a vehicle for public participation in the selection of the response action. Section 113(k)(2) of CERCLA provides the public with an opportunity to participate in a response decision. The Administrative Record makes available the information considered or relied on in the selection and provides the opportunity for public involvement. Without opportunity for this involvement of interested persons, the limitation of court review solely to the Administrative Record can be challenged. Therefore, the Administrative Record will also record the public participation in the decision process and reflect the views of members of the public.
The second purpose of the Administrative Record is concerned with the presentation of evidence in the event of litigation. Judicial review of any issue concerning the adequacy of a response selection is limited to the Administrative Record. Under section 113(j)(2) of CERCLA, the trial court reviewing the selected response decision is limited the facts as set out in the Administrative Record. The Courts will not allow the use of discovery, hearings or additional fact findings unless the Administrative Record is found to be incomplete or poorly prepared. Provided the Administrative Record is adequate, the court will limit its review of the response decision made to the standard of arbitrary and capricious or otherwise not in accordance with the law. The Administrative Record should therefore chronicle the response decision process, whereby a judge could easily follow how and why a decision was made.
An Information Repository File contains information and documents that do not meet the definition of Administrative Record Files but that contain site and unit information, documents on site and unit activities, and general information.
Each entry in the Administrative Record File Index contains the following information:
- ARF/IRF Catalog Number – A unique number assigned to each document or piece of information. For those documents that are microfilmed, the number is stamped on the top of the document to aid in locating the document on the microfilm.
- Date –The date the document or information was issued.
- Document Number – Many of the documents published or produced by the SCDHEC, EPA and SRS are assigned unique numbers. If no document number has been assigned, it is so indicated by the entry of a unique sequence number known as the catalog number. This number is for electronic tracking only.
- Title –The title of the document, or a brief description of the contents.
- Author – The person or party responsible for the issuance or writing of the document or information
- Author Affiliation – The organization that the author works for or is affiliated with.
- Addressee – In most cases this entry will be blank except if the document is correspondence. The entry, in that case, will be the individual(s) to whom the correspondence was addressed.
- Addressee Affiliation – In most cases this entry will be blank except if the document is correspondence. The entry in that case will be the organization(s) to which the Addressee is affiliated.
- Appx. No. of Pages – The approximate number of pages the document contains.
- Document Type – Each document is categorized according to one of the following types of information:
- Community Involvement/Relations
- Correspondence
- Draft RFI/RI Work Plan
- Federal Facility Agreement
- Final RFI/RI Work Plan
- Guidance
- Interim Action Proposed Plan
- Meeting Minutes
- Proposed Plan
- Risk Assessment Document
- Site Evaluation Report
- Supporting Document
- Classification – The entry will contain one of the three following codes:
- U – The information is unclassified and available to the general public for viewing.
- CP – The information or document is considered confidential or privileged. The document may contain sensitive information and is not available to the general public. It may be included in an Administrative Record File as it was used to support the decision making, but cannot be made publicly available.
PDF Downloads
3870 records available.
| CATALOG NUMBER | DATE | DOCUMENT NUMBER ↑ | TITLE | AUTHOR | ADDRESSEE | DOC TYPE | APPX # OF PAGES | FILE TYPE | PDF FILE |
|---|---|---|---|---|---|---|---|---|---|
| 024741 | 10/21/2024 | SRNS-OS-2024-00454 | SCDES APPROVAL OF THE 2023 K-AREA BURNING/RUBBLE PIT AND RUBBLE PILE (131-K AND 631-20G) (KBRP) AND P-AREA BURNING/RUBBLE PIT (131-P) (PBRP) OPERABLE UNITS COMBINED GROUNDWATER MONITORING REPORT (SAMPLING SUMMARY), SEMS NUMBERS: 40 AND 59 (RDDD-24-142, DATED JUNE 24, 2024) RECEIVED JUNE 25, 2024. | H. CATHCART | A. HAMMETT | CORRESPONDENCE | 1 | IRF | ARF-024741.pdf |
| 024743 | 10/22/2024 | SRNS-OS-2024-00456 | SCDES CONCURRENCE OF THE REQUEST FOR CONCURRENCE TO PROCEED TO CEASE WASTE REMOVAL AND PROCEED TO SAMPLE AND ANALYSIS PHASE OF THE TANK CLOSURE PROCESS FOR TANK 9, SEMS NUMBER: 89, DATED OCTOBER 17, 2024 AND RECEIVED OCTOBER 18,2024 | SUSAN FULMER | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024743.pdf |
| 024744 | 10/24/2024 | SRNS-OS-2024-00458 | EPA COMMENTS ON THE 2023 K-AREA BURNING/RUBBLE PIT AND RUBBLE PILE (131-K AND 631-20G) (KBRP) AND P-AREA BURNING/RUBBLE PIT (131-P) (PBRP) OPERABLE UNITS COMBINED GROUNDWATER MONITORING REPORT (SAMPLING SUMMARY), SEMS NUMBERS: 40 AND 59, DATED JUNE 24, 2024, SAVANNAH RIVER SITE, AIKEN, SOUTH CAROLINA | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 2 | ARF | ARF-024744.pdf |
| 024748 | 10/29/2024 | SRNS-OS-2024-00465 | SCDES COMMENTS ON THE RESOURCE CONSERVATION AND RECOVERY ACT FACILITY INVESTIGATION/REMEDIAL INVESTIGATION REPORT WITH BASELINE RISK ASSESSMENT AND CORRECTIVE MEASURES STUDY/FEASIBILITY STUDY FOR THE EARLY CONSTRUCTION AND OPERATIONAL DISPOSAL SITE L-3 (EAST OF L AREA) (NBN), L-AREA RUBBLE PIT (131-1L), AND LAREA RUBBLE PIT (131-4L) OPERABLE UNIT (U), SEMS NUMBER: 91 (SRNS-RP-2023-01365, REVISION 0, JULY 2024) RECEIVED AUGUST 2, 2024 | S.B. FULMER | A. HAMMETT | CORRESPONDENCE | 2 | IRF | ARF-024748.pdf |
| 024768 | 11/14/2024 | SRNS-OS-2024-00479 | SCDES COMMENTS ON THE EFFECTIVENESS MONITORING REPORT (EMR) FOR THE MONITORED NATURAL ATTENUATION (MNA) AT THE CHEMICALS, METALS, AND PESTICIDES (CMP) PITS OPERABLE UNIT (OU) (U) -APRIL 2023 THROUGH MARCH 2024, SEMS NUMBER: 24 (SRNS-RP-2024-00606, REVISION 0, JULY 2024) RECEIVED JULY 22, 2024 | SUSAN B. FULMER | AVERY HAMMETT | CORRESPONDENCE | 2 | IRF | ARF-024768.pdf |
| 024769 | 11/13/2024 | SRNS-OS-2024-00480 | EPA COMMENTS ON THE POST-CONSTRUCTION REPORT FOR THE LOWER THREE RUNS INTEGRATOR OPERABLE UNIT UPPER SUBUNIT (U), SEMS NUMBER: 35, SRNS-RP-2023-00109, REVISION 0, AUGUST 2024, SAVANNAH RIVER SITE | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 2 | ARF | ARF-024769.pdf |
| 024772 | 11/21/2024 | SRNS-OS-2024-00488 | EPA COMMENTS ON THE 488-4D ASH LANDFILL ANNUAL GROUNDWATER MONITORING REPORT 2023 DATA (SRNS-RP-2024-00941, REVISION 0, JULY 2024) | BRIANNE MARTIN | AVERY HAMMETT | CORRESPONDENCE | 2 | IRF | ARF-024772.pdf |
| 024773 | 11/21/2024 | SRNS-OS-2024-00489 | SCDES COMMENTS ON THE 488-4D ASH LANDFILL ANNUAL GROUNDWATER MONITORING REPORT – 2023 DATA, SEMS NUMBER: 63 (SRNS-RP-2024-00941, REVISION 0, JULY 2024) RECEIVED JULY 30, 2024 | SUSAN FULMER | AVERY HAMMETT | CORRESPONDENCE | 2 | IRF | ARF-024773.pdf |
| 024779 | 11/23/2024 | SRNS-OS-2024-00493 | SCDES COMMENTS ON THE 2023 GROUNDWATER MIXING ZONE REPORT FOR THE D-AREA OIL SEEPAGE BASIN (631-G) (U), SEMS NUMBER: 27 (SRNS-RP-2024-01008, REVISION 0, JULY 2024) RECEIVED AUGUST 2, 2024 | SUSAN FULMER | AVERY HAMMETT | CORRESPONDENCE | 2 | IRF | ARF-024779.pdf |
| 024790 | 11/23/2024 | SRNS-OS-2024-00494 | SCDES COMMENTS ON THE DECOMMISSIONING PROJECT FINAL REPORT 236-H, BY PRODUCT PURIFICATION FACILITY: (V-PCOR-H-00016, REVISION 0, SEPTEMBER 9, 2024) RECEIVED SEPTEMBER 23, 2024 | GREGORY O’QUINN | AVERY HAMMETT | CORRESPONDENCE | 2 | IRF | ARF-024790.pdf |
| 024780 | 11/22/2024 | SRNS-OS-2024-00495 | EPA COMMENTS ON THE DECOMMISSIONING PROJECT FINAL REPORT 236-H, BY PRODUCT PURIFICATION FACILITY, V-PCOR-H-00016, REVISION 0, SEPTEMBER 9, 2024 | J. DAWSON | A. HAMMETT | CORRESPONDENCE | 3 | IRF | ARF-024780.pdf |
| 024783 | 11/25/2024 | SRNS-OS-2024-00496 | EPA COMMENTS ON THE 2023 GROUNDWATER MIXING ZONE REPORT FOR THE D-AREA OIL SEEPAGE BASIN (631-G) (U) (SRNS-RP-2024-01008, REVISION 0, JULY 2024) | BRIANNE MARTIN | AVERY HAMMETT | CORRESPONDENCE | 3 | IRF | ARF-024783.pdf |
| 024789 | 12/02/2024 | SRNS-OS-2024-00498 | SCDES COMMENTS ON THE POST-CONSTRUCTION REPORT FOR THE LOWER THREE RUNS INTEGRATOR OPERABLE UNIT UPPER SUBUNIT (U), SEMS NUMBER: 35 (SRNS-RP-2023-00109, REVISION 0, AUGUST 2024) RECEIVED SEPTEMBER 10, 2024 | SUSAN FULMER | AVERY HAMMETT | CORRESPONDENCE | 2 | IRF | ARF-024789.pdf |
| 024791 | 12/05/2024 | SRNS-OS-2024-00506 | SCDES APPROVAL OF SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE EFFECTIVENESS MONITORING REPORT FOR THE P-AREA GROUNDWATER (PAGW) OPERABLE UNIT (OU) ZERO VALENT IRON PERMEABLE REACTIVE BARRIER (ZVI-PRB) REMOVAL ACTION (U) – APRIL 2022 THROUGH MARCH 2023, SEMS NUMBER: 81 (SRNS-RP-2023-01281, REVISION 0, MARCH 2024) RECEIVED NOVEMBER 8, 2024 | SUSAN B. FULMER | AVERY G. HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024791.pdf |
| 024792 | 12/09/2024 | SRNS-OS-2024-00508 | EPA APPROVAL OF THE RESPONSES TO COMMENTS ON THE EFFECTIVENESS MONITORING REPORT FOR THE P-AREA GROUNDWATER (PAGW) OPERABLE UNIT (OU) ZERO VALENT IRON PERMEABLE REACTIVE BARRIER (ZVI-PRB) REMOVAL ACTION (U), APRIL 2022 THROUGH MARCH 2023, SEMS NUMBER: 81, SRNS-RP-2023-01281, REVISION 0, MARCH 2024, SAVANNAH RIVER SITE AIKEN, SOUTH CAROLINA | JON RICHARDS | AVERY G. HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024792.pdf |
| 024802 | 12/13/2024 | SRNS-OS-2024-00515 | EPA COMMENTS FOR THE FOCUSED EARLY ACTION CORRECTIVE MEASURES STUDY/FEASIBILITY STUDY IN SUPPORT OF BENEFICIAL REUSE OF SELECT COAL ASH AND COAL FINES AT THE A-AREA ASH PILE (788-A), A-AREA COAL PILE RUNOFF BASIN (788-3A), F-AREA ASH LANDFILL (288-F), H-AREA ASH BASIN (288-H), K-AREA ASH BASIN (188-K), AND L-AREA ASH BASIN (188-L) OPERABLE UNITS, SEMS NUMBERS: 61, 62, 88, 90, & 91, SRNS-RP-2024-00222, REVISION 0, OCTOBER 2024 SAVANNAH RIVER SITE, AIKEN, SOUTH CAROLINA | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 5 | IRF | ARF-024802.pdf |
| 024806 | 12/17/2024 | SRNS-OS-2024-00519 | SCDES COMMENTS ON FEDERAL FACILITY AGREEMENT REVISION 0 APPENDIX E, LONG-TERM PROJECTIONS FOR FISCAL YEAR 2025 (PRINT DATE: 10/24/2024) DATED NOVEMBER 13, 2024 AND RECEIVED NOVEMBER 14, 2024 | SUSAN B. FULMER | AVERY HAMMETT | CORRESPONDENCE | 3 | ARF | ARF-024806.pdf |
| 024805 | 12/17/2024 | SRNS-OS-2024-00520 | SCDES APPROVAL OF SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE PERFORMANCE EVALUATION REPORT FOR THE A-AREA BURNING/RUBBLE PITS (731-A, -1A) AND RUBBLE PIT (731-2A) AND MISCELLANEOUS CHEMICAL BASIN/METAL BURNING PIT (731-4A, -5A) OPERABLE UNIT – JANUARY THROUGH DECEMBER 2023 (U), SEMS NUMBER: 28 (SRNS-RP-2024-00115, REVISION 0, MAY 2024) RECEIVED NOVEMBER 22, 2024 | SUSAN B. FULMER | AVERY G. HAMMETT | CORRESPONDENCE | 1 | IRF | ARF-024805.pdf |
| 024807 | 12/17/2024 | SRNS-OS-2024-00521 | SCDES CONCURRENCE OF THE REQUEST FOR CONCURRENCE TO PROCEED TO CEASE WASTE REMOVAL AND PROCEED TO SAMPLE AND ANALYSIS PHASE OF THE TANK CLOSURE PROCESS FOR TANK 4, SEMS NUMBER: 23, DATED DECEMBER 16, 2024 AND RECEIVED ELECTRONICALLY DECEMBER 16, 2024 | SUSAN B. FULLER | AVERY G. HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024807.pdf |
| 024808 | 12/18/2024 | SRNS-OS-2024-00522 | EPA APPROVAL OF RESPONSES TO REGULATORY COMMENTS: PERFORMANCE EVALUATION REPORT FOR THE A-AREA BURNING/RUBBLE PITS (731-A, -1A) AND RUBBLE PIT (731-2A) AND THE MISCELLANEOUS CHEMICAL BASIN/METALS BURNING PIT (731-4A, -5A) OPERABLE UNIT – JANUARY THROUGH DECEMBER 2023 (U) (SRNS-RP-2024-00115, REVISION 0, MAY 2024) SEMS NUMBER: 28 | BRIANNE MARTIN | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024808.pdf |
| 024809 | 12/18/2024 | SRNS-OS-2024-00523 | SCDES COMMENTS ON THE 2024 EFFECTIVENESS MONITORING REPORT (EMR) FOR MONITORED NATURAL ATTENUATION (MNA) AT THE L-AREA SOUTHERN GROUNDWATER (LASG) OPERABLE UNIT (OU) (U) – DATA FROM 2022 THROUGH 2023, SEMS NUMBER: 77 (SRNS-RP-2024-00998, REVISION 0, AUGUST 2024) RECEIVED SEPTEMBER 4, 2024 | SUSAN B. FULMER | AVERY HAMMETT | CORRESPONDENCE | 2 | ARF | ARF-024809.pdf |
| 024843 | 12/31/2024 | SRNS-OS-2025-00001 | EPA CONCURRENCE OF THE REQUEST FOR CONCURRENCE TO CEASE WASTE REMOVAL AND PROCEED TO SAMPLE AND ANALYSIS PHASE OF THE TANK CLOSURE PROCESS FOR TANK 4, SEMS NUMBER: 23, DATED DECEMBER 16, 2024 | JANA DAWSON | AVERY HAMMETT | CORRESPONDENCE | 1 | IRF | ARF-024843.pdf |
| 024844 | 01/03/2025 | SRNS-OS-2025-00004 | SCDES COMMENTS ON THE FOCUSED EARLY ACTION CORRECTIVE MEASURES STUDY/FEASIBILITY STUDY IN SUPPORT OF BENEFICIAL REUSE OF SELECT COAL ASH AND COAL FINES AT THE A-AREA ASH PILE (788-A), A-AREA COAL PILE RUNOFF BASIN (788-3A), F-AREA ASH LANDFILL (288-F), H-AREA ASH BASIN (288-H), K-AREA ASH BASIN (188-K), AND L-AREA ASH BASIN (188-L) OPERABLE UNITS, SEMS NUMBERS: 61, 62, 88, 90, & 91 (SRNS-RP-2024-00222, REVISION 0, OCTOBER 2024) RECEIVED OCTOBER 9,2024 | SUSAN B. FULMER | AVERY G. HAMMETT | CORRESPONDENCE | 2 | IRF | ARF-024844.pdf |
| 024854 | 01/13/2025 | SRNS-OS-2025-00008 | EPA APPROVAL OF THE FEDERAL FACILITY AGREEMENT REVISION 0 APPENDIX E, LONGTERM PROJECTIONS FOR FISCAL YEAR 2025 (PRINT DATE: 10/24/2024) (RDDD-25-104, DATED NOVEMBER 13, 2025) | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 1 | IRF | ARF-024854.pdf |
| 024855 | 01/13/2025 | SRNS-OS-2025-00009 | EPA COMMENTS ON THE FOCUSED CORRECTIVE MEASURES STUDY/FEASIBILITY STUDY FOR D-AREA ASH BASIN WETLANDS (NBN) IN SUPPORT OF THE SAVANNAH RIVER AND FLOODPLAIN SWAMP INTEGRATOR OPERABLE UNIT (U), SEMS NUMBERS: 69 (SRNS-RP-2024-01034, REVISION 0, DATED OCTOBER 2024) | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 4 | IRF | ARF-024855.pdf |
| 024862 | 01/22/2025 | SRNS-OS-2025-00011 | SCDES APPROVAL OF THE FEDERAL FACILITY AGREEMENT REVISION 0 APPENDIX H SOLID WASTE MANAGEMENT UNITS FOR FISCAL YEAR 2025 (PRINT DATE: 09/24/2024) RECEIVED SEPTEMBER 26, 2024 | SUSAN B. FULMER | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024862.pdf |
| 024863 | 01/22/2025 | SRNS-OS-2025-00012 | SCDES APPROVAL OF THE FEDERAL FACILITY AGREEMENT REVISION 0 APPENDIX C RCRA/CERCLA UNITS, REVISION 0 APPENDIX G SITE EVALUATION AREAS, AND REVISION 0 APPENDIX K D&D FACILITIES FOR FISCAL YEAR 2025 (PRINT DATE: 09/24/2024) RECEIVED SEPTEMBER 26, 2024 | SUSAN B. FULMER | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024863.pdf |
| 024864 | 01/22/2025 | SRNS-OS-2025-00013 | EPA APPROVAL FOR THE FEDERAL FACILITY AGREEMENT REV 0 APPENDIX H, SOLID WASTE MANAGEMENT UNITS FOR FISCAL YEAR 2025, SEPT 2024, SAVANNAH RIVER SITE, AIKEN, SOUTH CAROLINA | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024864.pdf |
| 024865 | 01/22/2025 | SRNS-OS-2025-00014 | EPA APPROVAL FOR THE FEDERAL FACILITY AGREEMENT REV 0 APPENDIX C RCRA/CERCLA UNITS, REV 0 APPENDIX G SITE EVALUATION AREAS, AND REV 0 APPENDIX K D&D FACILITIES FOR FISCAL YEAR 2025, SEPTEMBER 2024, SAVANNAH RIVER SITE, AIKEN, SOUTH CAROLINA | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024865.pdf |
| 024866 | 01/24/2025 | SRNS-OS-2025-00025 | SCDES COMMENTS ON THE FOCUSED CORRECTIVE MEASURES STUDY/ FEASIBILITY STUDY FOR D-AREA ASH BASIN WETLANDS (NBN) IN SUPPORT OF THE SAVANNAH RIVER AND FLOODPLAIN SWAMP INTEGRATOR OPERABLE UNIT (U), SEMS NUMBER: 69 (SRNS-RP-2024-01034, REVISION 0, OCTOBER 2024) RECEIVED OCTOBER 31, 2024 | SUSAN B. FULMER | AVERY G. HAMMETT | CORRESPONDENCE | 2 | IRF | ARF-024866.pdf |
| 024880 | 02/04/2025 | SRNS-OS-2025-00034 | EPA APPROVAL OF RESPONSES TO REGULATORY COMMENTS: TREATABILITY STUDY DATA REPORT FOR GROUNDWATER INJECTION AND DISCHARGE CANAL NEUTRALIZATION AT THE D-AREA GROUNDWATER OPERABLE UNIT (OU) (U) 2023 DATA AND INFORMATION (SRNS-TR-2024-00261, REVISION 0, JUNE 2024) SEMS NUMBER: 63 | BRIANNE MARTIN | AVERY HAMMETT | CORRESPONDENCE | 1 | IRF | ARF-024880.pdf |
| 024883 | 02/04/2025 | SRNS-OS-2025-00035 | SCDES APPROVAL OF SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE TREATABILITY STUDY DATA REPORT FOR GROUNDWATER INJECTION AND DISCHARGE CANAL NEUTRALIZATION AT THE D-AREA GROUNDWATER OPERABLE UNIT (OU) (U) 2023 DATA AND INFORMATION, SEMS NUMBER: 63 (SRNS-TR-2024-00261, REVISION 0, JUNE 2024) RECEIVED JANUARY 13, 2025 | SUSAN FULER HEATHER CATHCART | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024883.pdf |
| 024886 | 02/13/2025 | SRNS-OS-2025-00044 | EPA APPROVAL OF THE EXTENSION REQUESTS FOR FEDERAL FACILITY AGREEMENT MILESTONES DUE FOR SUBMITTAL THROUGH MARCH 31, 2025, DATED FEB. 11, 2025 | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024886.pdf |
| 024887 | 02/14/2025 | SRNS-OS-2025-00046 | EPA APPROVAL OF THE RESPONSES TO COMMENTS ON THE 2023 ANNUAL COMPREHENSIVE TNX AREA GROUNDWATER MONITORING AND REMEDIAL ACTION EFFECTIVENESS INTERIM REPORT (U) SEMS NUMBERS: 21, 29, SRNS-RP-2024-00682, REVISION 0, JUNE 2024 | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 1 | IRF | ARF-024887.pdf |
| 024888 | 02/14/2025 | SRNS-OS-2025-00047 | EPA APPROVAL OF THE RESPONSES TO COMMENTS ON THE GROUNDWATER MIXING ZONE SAMPLING SUMMARY REPORT FOR THE R-AREA REACTOR SEEPAGE BASINS/108-4R OVERFLOW BASIN OU 25, 2023, SAVANNAH RIVER SITE AIKEN, SOUTH CAROLINA | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 1 | IRF | ARF-024888.pdf |
| 024889 | 02/14/2025 | SRNS-OS-2025-00048 | EPA APPROVAL OF THE RESPONSES TO COMMENTS ON THE 2023 K-AREA BURNING/RUBBLE PIT AND RUBBLE PILE {131-K AND 631-20G) {KBRP) AND P-AREA BURNING/RUBBLE PIT (131-P) (PBRP) OPERABLE UNITS COMBINED GROUNDWATER MONITORING REPORT (SAMPLING SUMMARY), SEMS NUMBERS: 40 AND 59, SAVANNAH RIVER SITE, AIKEN, SOUTH CAROLINA | JON RICHARDS | AVERY HAMMETT | CORRESPONDENCE | 1 | IRF | ARF-024889.pdf |
| 024890 | 02/14/2025 | SRNS-OS-2025-00049 | SCDES APPROVAL OF THE EXTENSION REQUEST FOR FEDERAL FACILITY AGREEMENT MILESTONES DUE FOR SUBMITTAL THROUGH MARCH 31, 2025 | SUSAN FULMER | AVERY HAMMETT | CORRESPONDENCE | 1 | IRF | ARF-024890.pdf |
| 024891 | 02/15/2025 | SRNS-OS-2025-00051 | SCDES APPROVAL OF THE SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE 2023 K-AREA BURNING/RUBBLE PIT AND RUBBLE PILE (131-K AND 631-20G) (KBRP) AND P-AREA BURNING/RUBBLE PIT (131-P) (PBRP) OPERABLE UNITS COMBINED GROUNDWATER MONITORING REPORT (SAMPLING SUMMARY), SEMS NUMBERS: 40 AND 59 (RDDD-25-117) DATED JANUARY 16, 2025 | SUSAN FULMER | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024891.pdf |
| 024892 | 02/15/2025 | SRNS-OS-2025-00052 | SCDES APPROVAL OF THE SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE GROUNDWATER MIXING ZONE SAMPLING SUMMARY REPORT FOR R-REACTOR SEEPAGE BASINS/108-4R OVERFLOW BASIN OPERABLE UNIT 2023, SEMS NUMBER: 25 (RDDD-25-116) DATED JANUARY 16, 2025 | SUSAN FULMER | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024892.pdf |
| 024893 | 02/15/2025 | SRNS-OS-2025-00053 | SCDES APPROVAL OF THE SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE 2023 ANNUAL COMPREHENSIVE TNX AREA GROUNDWATER MONITORING AND REMEDIAL ACTION EFFECTVENESS INTERIM REPORT (U), SEMS NUMBERS: 21, 29 (SRNS-RP-2024-00682, REVISION 0, JUNE 2024) DATED JANUARY 16, 2025 | SUSAN FULMER | AVERY HAMMETT | CORRESPONDENCE | 1 | ARF | ARF-024893.pdf |
| 024902 | 03/05/2025 | SRNS-OS-2025-00063 | EPA COMMENTS ON THE SEVENTH FIVE-YEAR REMEDY REVIEW REPORT FOR SAVANNAH RIVER SITE OPERABLE UNITS WITH GROUNDWATER REMEDIES (U), SEMS NUMBER: 00, SRNS-RP-2024-00934, REVISION 0, DECEMBER 2024 SAVANNAH RIVER SITE, AIKEN, SOUTH CAROLINA | JON RICHARDS | MATTHEW BAKER | CORRESPONDENCE | 7 | ARF | ARF-024902.pdf |
| 024918 | 03/17/2025 | SRNS-OS-2025-00069 | SCDES APPROVAL OF THE FEDERAL FACILITY AGREEMENT REVISION 0 APPENDIX E, LONG-TERM PROJECTIONS FOR FISCAL YEAR (FY) 2025 (PRINT DATE: 10/24/2024, UPDATED 01/23/2025) DATED MARCH 11, 2025 AND RECEIVED MARCH 13, 2025 | SUSAN FULMER | MATTHEW BAKER | CORRESPONDENCE | 1 | IRF | ARF-024918.pdf |
| 024919 | 03/21/2025 | SRNS-OS-2025-00081 | SCDES APPROVAL OF THE SAVANNAH RIVER SITE INVESTIGATION-DERIVED WASTE MANAGEMENT PLAN, APPENDICIES A, B, AND C (WSRC-RP-94-1227, REDLINE REVISION 9L, FEBRUARY 2025) RECEIVED FEBRUARY 26, 2025 | SUSAN B FULMER | AMY MEYER | CORRESPONDENCE | 1 | ARF | ARF-024919.pdf |
| 024921 | 03/25/2025 | SRNS-OS-2025-00083 | SCDES APPROVAL OF THE EFFECTIVENESS MONITORING REPORT (EMR) FOR THE C-AREA GROUNDWATER (CAGW) OPERABLE UNIT (OU) REMOVAL ACTION (U) – JULY 2023 THROUGH JUNE 2024, SEMS NUMBER: 82 (SRNS-RP-2024-01334, REVISION 0, NOVEMBER 2024) RECEIVED DECEMBER 3, 2024 | SUSAN B. FULMER | MATTHEW BAKER | CORRESPONDENCE | 1 | ARF | ARF-024921.pdf |
| 024922 | 03/28/2025 | SRNS-OS-2025-00087 | EPA COMMENTS ON THE EFFECTIVENESS MONITORING REPORT (EMR) FOR THE C-AREA GROUNDWATER (CAGW) OPERABLE UNIT (OU) REMOVAL ACTION (U) JULY 2023 THROUGH JUNE 2024, SEMS NUMBER: 82; SRNS-RP-2024-01334, REVISION 0, NOVEMBER 2024 | RICHARDS, JON | MATTHEW BAKER | CORRESPONDENCE | 3 | IRF | ARF-024922.pdf |
| 024924 | 03/28/2025 | SRNS-OS-2025-00088 | EPA COMMENTS ON THE EFFECTIVENESS MONITORING REPORT (EMR) FOR THE P-AREA GROUNDWATER (PAGW) OPERABLE UNIT (OU) ZERO VALENT IRON PERMEABLE REACTIVE BARRIER (ZVI-PRB) REMOVAL ACTION (U) APRIL 2023 THROUGH MARCH 2024, SEMS NUMBER: 81, SRNS-RP-2024-00914, REVISION 0, DECEMBER 2024 | JON RICHARDS | MATTHEW BAKER | CORRESPONDENCE | 4 | IRF | ARF-024924.pdf |
| 024923 | 03/27/2025 | SRNS-OS-2025-00089 | EPA APPROVAL OF RESPONSES TO REGULATORY COMMENTS ON THE 488-4D ASH LANDFILL ANNUAL GROUNDWATER MONITORING REPORT 2023 DATA (SRNS-RP-2024-00941, REVISION 0, JULY 2024) SEMS NUMBER: 63 | BIANNE MARTIN | MATTHEW BAKER | CORRESPONDENCE | 1 | ARF | ARF-024923.pdf |
| 024937 | 04/02/2025 | SRNS-OS-2025-00093 | EPA APPROVAL OF RESPONSES TO REGULATORY COMMENTS ON THE 2023 GROUNDWATER MIXING ZONE REPORT FOR THE D-AREA OIL SEEPAGE BASIN (631-G) (U) (SRNS-RP-2024-01008, REVISION 0, JULY 2024) SEMS NUMBER: 27 | BRIANNE MARTIN | MATTHEW BAKER | CORRESPONDENCE | 1 | IRF | ARF-024937.pdf |
| 024940 | 04/03/2025 | SRNS-OS-2025-00096 | EPA APPROVAL FOR THE FEDERAL FACILITY AGREEMENT REV. 0 APPENDIX E, LONG-TERM PROJECTIONS FOR FISCAL YEAR 2025, OCTOBER 2024, SAVANNAH RIVER SITE, AIKEN, SOUTH CAROLINA | JON RICHARDS | MATTHEW BAKER | CORRESPONDENCE | 1 | ARF | ARF-024940.pdf |
| 024943 | 04/04/2025 | SRNS-OS-2025-00099 | EPA APPROVAL OF THE POST-CONSTRUCTION REPORT FOR THE SAVANNAH RIVER SITE LOWER THREE RUNS INTEGRATOR OPERABLE UNIT UPPER SUBUNIT (U) (SRNS-RP-2023-00109, REVISION 1, JANAURY 2025) (REDLINE) AND DOE'S RESPONSES TO THE REGULATORY COMMENTS ON THE REVISION 0 DOCUMENT, SEMS OU 35 | CATHY AMOROSO | MATTHEW BAKER | CORRESPONDENCE | 2 | IRF | ARF-024943.pdf |
| 024944 | 04/08/2025 | SRNS-OS-2025-00100 | SCDES APPROVAL OF THE SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE 2023 GROUNDWATER MIXING ZONE REPORT FOR THE D-AREA OIL SEEPAGE BASIN (631-G) (U), SEMS NUMBER: 27 (SRNS-RP-2024-01008, REVISION 0, JULY 2024) RECEIVED MARCH 17, 2025 | SUSAN FULMER | MATTEW BAKER | CORRESPONDENCE | 1 | IRF | ARF-024944.pdf |
| 024945 | 04/08/2025 | SRNS-OS-2025-00101 | SCDES APPROVAL OF THE POST-CONSTRUCTION REPORT FOR THE LOWER THREE RUNS INTEGRATOR OPERABLE UNIT UPPER UNIT (U), SEMS NUMBER: 35 (SRNS-RP-2023-00109, REVISION 1 REDLINE, JANUARY 2025) RECEIVED MARCH 14, 2025 | SUSAN FULMER | MATTHEW BAKER | CORRESPONDENCE | 1 | IRF | ARF-024945.pdf |
| 024946 | 04/09/2025 | SRNS-OS-2025-00102 | SCDES APPROVAL OF THE SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE 488-4D ASH LANDFILL ANNUAL GROUNDWATER MONITORING REPORT 2023 DATA, SEMS NUMBER: 63 (SRNS-RP-2024-00941, REVISION 0, JULY 2024) RECEIVED MARCH 13, 2025 | SUSAN FULMER | MATTHEW BAKER | CORRESPONDENCE | 1 | IRF | ARF-024946.pdf |
| 024952 | 04/10/2025 | SRNS-OS-2025-00103 | SCDES APPROVAL OF THE SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE EFFECTIVENESS MONITORING REPORT FOR THE MONITORED NATURAL ATTENUATION (MNA) AT THE CHEMICAL, METALS, AND PESTICIDES (CMP) PITS OPERABLE UNIT (OU) (U) APRIL 2023 THROUGH MARCH 2024, SEMS NUMBER: 24 (SRNS-RP-2024-00606, REVISION 0, JULY 2024) RECEIVED MARCH 13, | SUSAN FULMER | MATTHEW BAKER | CORRESPONDENCE | 1 | IRF | ARF-024952.pdf |
| 024955 | 04/11/2025 | SRNS-OS-2025-00107 | SCDES APPROVAL OF THE RESOURCE CONSERVATION AND RECOVERY ACT FACILITY INVESTIGATION/REMEDIAL INVESTIGATION REPORT WITH BASELINE RISK ASSESSMENT AND CORRECTIVE MEASURES STUDY/FEASIBILITY STUDY FOR THE EARLY CONSTRUCTION AND OPERATIONAL DISPOSAL SITE L-3 (EAST OF L AREA) (NBN), L-AREA RUBBLE PIT (131-1L), AND L-AREA RUBBLE PIT (131-4L) OPERABLE UNIT (U), SEMS NUMBER: 91 (SRNS-RP-2023-01365, REDLINE REVISION 1, JANUARY 2025) RECEIVED MARCH 17, 2025 | SUSAN B. FULMER | MATTHEW R. BAKER | CORRESPONDENCE | 1 | ARF | ARF-024955.pdf |
| 024956 | 04/11/2025 | SRNS-OS-2025-00108 | SCDES APPROVAL OF THE EXTENSION REQUEST FOR THE SUBMITTAL OF THE TREATABILITY STUDY DATA REPORT FOR GROUNDWATER INJECTION AND DISCHARGE CANAL NEUTRALIZATION AT THE D-AREA GROUNDWATER OPERABLE UNIT (OU) (U) – 2024 DATA AND INFORMATION (SRNS-TR-2025-00218, REVISION 0) SEMS NUMBER: 63 | SUSAN B. FULMER | MATTHEW R. BAKER | CORRESPONDENCE | 1 | ARF | ARF-024956.pdf |
| 024957 | 04/21/2025 | SRNS-OS-2025-00112 | EPA APPROVAL OF RESPONSES TO REGULATORY COMMENTS: RESOURCE CONSERVATION AND RECOVERY ACT FACILITY INVESTIGATION/REMEDIAL INVESTIGATION REPORT WITH BASELINE RISK ASSESSMENT AND CORRECTIVE MEASURES STUDY/FEASIBILITY STUDY FOR THE EARLY CONSTRUCTION AND OPERATIONAL DISPOSAL SITE L-3 (EAST OF L AREA) (NBN), L-AREA RUBBLE PIT (131-LL), AND L-AREA RUBBLE PIT (131-4L) OPERABLE UNIT (U) (SRNS-RP-2023-01365, REVISION 1, JANUARY 2025) (REDLINE PAGES), AND SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMNTS ON THE REVISION 0 DOCUMENT, SEMS NUMBER: 91 | BRIANNE MARTIN | MATTHEW BAKER | CORRESPONDENCE | 1 | IRF | ARF-024957.pdf |
| 024958 | 04/23/2025 | SRNS-OS-2025-00117 | EPA APPROVAL OF THE EXTENSION REQUEST FOR THE SUBMITTAL OF THE TREATABILITY STUDY DATA REPORT FOR GROUNDWATER INJECTION AND DISCHARGE CANAL NEUTRALIZATION AT THE D-AREA GROUNDWATER OPERABLE UNIT (OU) – 2024 DATA AND INFORMATION (SRNS-TR-2025-00218, REVISION 0) SEMS NUMBER: 63 | JON RICHARDS | MATTHEW R. BAKER | CORRESPONDENCE | 1 | ARF | ARF-024958.pdf |
| 024959 | 04/23/2025 | SRNS-OS-2025-00118 | EPA APPROVAL OF THE RESPONSES TO COMMENTS AND THE EFFECTIVENESS MONITORING REPORT FOR THE MONITORED NATURAL ATTENUATION (MNA) AT THE CHEMICALS, METALS, AND PESTICIDES (CMP) PITS OPERABLE UNIT (OU) (U), APRIL 2023 THROUGH MARCH 2024, SEMS NUMBER: 24, SRNS-RP-2024-00606, REVISION 0, JULY 2024, SAVANNAH RIVER SITE, AIKEN, SOUTH CAROLINA | JON RICHARDS | MATTHEW BAKER | CORRESPONDENCE | 1 | ARF | ARF-024959.pdf |
| 024961 | 04/25/2025 | SRNS-OS-2025-00121 | SCDES COMMENTS ON THE FACILITY DECOMMISSIONING EVALUATION (FDE): 720-F, CENTRAL ALARM STATION (G-FDE-F-00062, REVISION 1, JANUARY 16, 2025), COVER LETTER DATED MARCH 12, 2025 | GREGORY N. O’QUINN | MATTHEW BAKER | CORRESPONDENCE | 2 | ARF | ARF-024961.pdf |
| 024960 | 04/28/2025 | SRNS-OS-2025-00122 | EPA COMMENTS ON THE FACILITY DECOMMISSIONING EVALUATION, BUILDING 720-F, CENTRAL ALARM STATION, G-FDE-F-00062, REVISION 1, JAN 2025, SAVANNAH RIVER SITE AIKEN, SOUTH CAROLINA | JON RICHARDS | MATTHEW BAKER | CORRESPONDENCE | 2 | ARF | ARF-024960.pdf |
| 024964 | 05/08/2025 | SRNS-OS-2025-00126 | SCDES COMMENTS ON THE CONTAMINANT FATE AND TRANSPORT MODELING FOR C-REACTOR LEAD AND HEAVY WATER SOURCES, SEMS NUMBER: 79 (SRNS-RP-2025-00161, MARCH 2025) AND SUPPORTING DOCUMENTS, RECEIVED APRIL 2025 | HEATHER CATHCART | MATTHEW BAKER | CORRESPONDENCE | 2 | IRF | ARF-024964.pdf |
| 024965 | 05/08/2025 | SRNS-OS-2025-00127 | EPA APPROVAL OF THE CONTAMINANT FATE AND TRANSPORT MODELING FOR (REACTOR LEAD AND HEAVY WATER SOURCES, SEMS NUMBER: 79 (SRNS-RP-2025-00161, MARCH 2025) AND SUPPORTING DOCUMENTS | JON RICHARDS | MATTHEW BAKER | CORRESPONDENCE | 1 | IRF | ARF-024965.pdf |
| 024981 | 05/14/2025 | SRNS-OS-2025-00129 | SCDES COMMENTS ON THE 2024 ANNUAL GROUNDWATER MONITORING REPORT FOR THE F- AND H-AREA RADIOACTIVE LIQUID WASTE TANK FARMS (U) (SRNS-RP-2025-00345, REVISION 0, MARCH 2025) RECEIVED MARCH 26, 2025 | FULMER, SUSAN | BRYAN, WESLEY | CORRESPONDENCE | 2 | IRF | ARF-024981.pdf |
| 024982 | 05/14/2025 | SRNS-OS-2025-00131 | SCDES APPROVAL OF THE EFFECTIVENESS MONITORING REPORT (EMR) FOR THE P-AREA GROUNDWATER (PAGW) OPERABLE UNIT (OU) ZERO VALENT IRON PERMEABLE REACTIVE BARRIER (ZVI-PRB) REMOVAL ACTION (U) -APRIL 2023 THROUGH MARCH 2024, SEMS NUMBER: 81 (SRNS-RP-2024-00914, REVISION 0, DECEMBER 2024) RECEIVED JANUARY 21, 2025 | FULMER, SUSAN | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-024982.pdf |
| 024988 | 05/22/2025 | SRNS-OS-2025-00137 | EPA APPROVAL OF THE RESPONSES TO COMMENTS AND THE R1 REDLINE OF THE FOCUSED EARLY ACTION CORRECTIVE MEASURES STUDY/FEASIBILITY STUDY IN SUPPORT OF BENEFICIAL REUSE OF SELECT COAL ASH AND COAL FINES AT THE A-AREA ASH PILE (788-A), A-AREA COAL PILE RUNOFF BASIN (788-3A), F-AREA ASH LANDFILL (288-F), H-AREA ASH BASIN (288-H), K-AREA ASH BASIN (188-K), AND L-AREA ASH BASIN (188-L) OPERABLE UNITS, SEMS NUMBERS: 61, 62, 88, 90, & 91, SRNS-RP-2024-00222, REVISION 1 [REDLINE PAGES] AND RESPONSES TO THE REG. COMMENTS ON THE R0, MAY 2025 SAVANNAH RIVER SITE, AIKEN, SOUTH CAROLINA | RICHARDS, JON | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-024988.pdf |
| 024991 | 05/27/2025 | SRNS-OS-2025-00138 | SCDES CONCURRENCE OF THE REQUEST FOR CONCURRENCE TO PROCEED TO CEASE WASTE REMOVAL AND PROCEED TO SAMPLE AND ANALYSIS PHASE OF THE TANK CLOSURE PROCESS FOR TANK 11 AND TANK 15, SEMS NUMBER: 89, DATED MAY 21, 2025 AND RECEIVED ELECTRONICALLY MAY 21, 2025 | FULMER, SUSAN | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-024991.pdf |
| 024992 | 05/28/2025 | SRNS-OS-2025-00139 | SCDES APPROVAL OF THE STATUS OF F/H AREA RADIOACTIVE LIQUID WASTE TANKS BEING REMOVED FROM SERVICE CY2024 ANNUAL REPORT, SEMS NUMBERS: 23 AND 89 (SRMC-ESH-2025-00012, REVISION 0, MARCH 2025) RECEIVED APRIL 8, 2025 | FULMBER, SUSAN | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-024992.pdf |
| 024995 | 05/28/2025 | SRNS-OS-2025-00142 | EPA CONCURRENCE OF THE REQUEST FOR CONCURRENCE TO PROCEED TO CEASE WASTE REMOVAL AND PROCEED TO SAMPLE AND ANALYSIS PHASE OF THE TANK CLOSURE PROCESS FOR TANK 11 AND TANK 15, SEMS NUMBER: 89 | DAWSON, JANA | BAKER, MATTHEW | CORRESPONDENCE | 2 | ARF | ARF-024995.pdf |
| 024996 | 05/30/2025 | SRNS-OS-2025-00143 | SCDES APPROVAL OF FOCUSED EARLY ACTION CORRECTIVE MEASURES STUDY/FEASIBILITY STUDY IN SUPPORT OF BENEFICIAL REUSE OF SELECT COAL ASH AND COAL FINES AT THE A-AREA ASH PILE (788-A), A-AREA COAL PILE FUNOFF BASIN (788-3A), F-AREA ASH LANDFILL (288-F), H-AREA ASH BASIN (288-H), K-AREA ASH BASIN (188-K), AND L-AREA ASH BASIN (188-L) OPERABLE UNITS, SEMS NUMBERS: 61, 62, 88, 90, AND 91 (SRNS-RP-2024-00222, REDLINE REVISION 1, MAY 2025) RECEIVED MAY 2, 2025 | FULMER, SUSAN | BAKER, MATTHEW | CORRESPONDENCE | 1 | ARF | ARF-024996.pdf |
| 025014 | 06/04/2025 | SRNS-OS-2025-00147 | EPA APPROVAL OF THE FOCUSED CORRECTIVE MEASURES STUDY/FEASIBILITY STUDY FOR D-AREA ASH BASIN WETLANDS (NBN) IN SUPPORT OF THE SAVANNAH RIVER AND FLOODPLAIN SWAMP INTEGRATOR OPERABLE UNIT (U) (SRNS-RP-2024-01034, REVISION 1, MAY 2025) (REDLINE PAGES) AND SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE REVISION 0, OU 69 | RICHARDS, JON | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025014.pdf |
| 025013 | 06/04/2025 | SRNS-OS-2025-00148 | EPA COMMENTS ON THE ADDENDUM TO THE SITE EVALUATION REPORT FOR THE SPILL ON 2/1/57 OF UNKNOWN OF SEEPAGE BASIN PIPE LEAK FROM 904-44G (NBN) (WSRC-RP-2003-4049, REVISION 0, JUNE 2003) (U) (SRNS-RP-2023-00689, REVISION 0, JANUARY 2025) OU 61 | RICHARDS, JON | BAKER, MATTHEW | CORRESPONDENCE | 3 | IRF | ARF-025013.pdf |
| 025019 | 06/10/2025 | SRNS-OS-2025-00151 | SCDES APPROVAL OF THE ADDENDUM TO THE SITE EVALUATION REPORT FOR THE SPILL ON 2/1/57 OF UNKNOWN OF SEEPAGE BASIN PIPE LEAK FROM 904-44G (NBN) (WSRC-RP-2003-4049, REVISION 0, JUNE 2003) (U), SEMS NUMBER: 61 (SRNS-RP-2023-00689, REVISION 0, JANUARY 2025) RECEIVED MARCH 17, 2025 | FULMER, SUSAN | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025019.pdf |
| 025020 | 06/12/2025 | SRNS-OS-2025-00152 | SCDES APPROVAL OF THE SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS TO THE 2024 EFFECTIVENESS MONITORING REPORT (EMR) FOR MONITORED NATURAL ATTENUATION (MNA) AT THE L-AREA SOUTHERN GROUNDWATER (LASG) OPERABLE UNIT (OU) (U) DATA FROM 2022 THROUGH 2023, SEMS NUMBER: 77 (SRNS-RP-2024-00998, REVISION 0, AUGUST 2024) RECEIVED MAY 15, 2025 | FULMER, SUSAN | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025020.pdf |
| 025031 | 06/19/2025 | SRNS-OS-2025-00163 | SCDES APPROVAL OF THE FOCUSED CORRECTIVE MEASURES STUDY/FEASIBILITY STUDY FOR D-AREA ASH BASIN WETLANDS (NBN) IN SUPPORT OF THE SAVANNAH RIVER FLOODPLAIN SWAMP INTEGRATOR OPERABLE UNIT (U), SEMS NUMBER: 69 (SRNS-RP-2024-01034, REVISION 1 REDLINE, MAY 2025) RECEIVED MAY 27, 2025 | FULMER, SUSAN | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025031.pdf |
| 025032 | 06/20/2025 | SRNS-OS-2025-00165 | SCDES APPROVAL OF THE REQUEST FOR CONCURRENCE TO CEASE WASTE REMOVAL AND PROCEED TO SAMPLE AND ANALYSIS PHASE OF THE TANK CLOSURE PROCESS FOR TANK 8, SEMS NUMBER: 23, DATED JUNE 18, 2025 AND RECEIVED ELECTRONICALLY JUNE 18, 2025 | FULMER, SUSAN B. | BAKER, MATTHEW | CORRESPONDENCE | 1 | ARF | ARF-025032.pdf |
| 025038 | 06/25/2025 | SRNS-OS-2025-00173 | EPA APPROVAL OF THE REQUEST FOR CONCURRENCE TO CEASE WASTE REMOVAL AND PROCEED TO SAMPLE AND ANALYSIS PHASE OF THE TANK CLOSURE PROCESS FOR TANK 8, SEMS NUMBER: 23 | DAWSON, JANA | BAKER, MATTHEW | CORRESPONDENCE | 2 | IRF | ARF-025038.pdf |
| 025049 | 07/01/2025 | SRNS-OS-2025-00176 | EPA COMMENTS ON THE GROUNDWATER REPORT FOR THE P-AREA GROUNDWATER (PAGW) OPERABLE UNIT (OU) (U), APRIL 2023 THROUGH MARCH 2024 DATA SEMS NUMBER: 81, SRNS-RP-2024-01436, REVISION 0, FEBRUARY 2025, SAVANNAH RIVER SITE | RICHARDS, JON | BAKER, MATTHEW | CORRESPONDENCE | 7 | IRF | ARF-025049.pdf |
| 025048 | 07/01/2025 | SRNS-OS-2025-00178 | EPA APPROVAL OF SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS TO THE 2024 EFFECTIVENESS MONITORING REPORT (EMR) FOR MONITORED NATURAL ATTENUATION (MNA) AT THE L-AREA SOUTHERN GROUNDWATER (LASG) OPERABLE UNIT (OU) (U) DATA FROM 2022 THROUGH 2023 (SRNS-RP-2024-00998, REVISION 0, AUGUST 2024) SEMS NUMBER: 77 | RICHARDS, JON | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025048.pdf |
| 025061 | 07/07/2025 | SRNS-OS-2025-00181 | EPA APPROVAL: FACILITY DECOMMISSIONING EVALUATION, BUILDING 720-F, CENTRAL ALARM STATION, G-FDE-F-00062, REVISION 2 JUNE 2025, SAVANNAH RIVER SITE AIKEN, SOUTH CAROLINA | DAWSON, JANA | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025061.pdf |
| 025062 | 07/15/2025 | SRNS-OS-2025-00186 | SCDES COMMENTS ON THE GROUNDWATER REPORT FOR THE P-AREA GROUNDWATER (PAGW) OPERABLE UNIT (OU) (U)-APRIL 2023 THROUGH MARCH 2024 DATA, SEMS NUMBER: 81 (SRNS-RP-2024-01436, REVISION 0, FEBRUARY 2025) RECEIVED MARCH 19, 2025 | FULMER, SUSAN | BAKER, MATTHEW | CORRESPONDENCE | 3 | IRF | ARF-025062.pdf |
| 025064 | 07/21/2025 | SRNS-OS-2025-00192 | EPA APPROVAL: SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE EFFECTIVENESS MONITORING REPORT (EMR) FOR THE C-AREA GROUNDWATER (CAGW) OPERABLE UNIT (OU) REMOVAL ACTION (U) – JULY 2023 THROUGH JUNE 2024 (SRNS-RP-2024-01334, REVISION 0, NOVEMBER 2024) SEMS NUMBER: 82 | RICHARDS, JON | BAKER, MATTHEW | CORRESPONDENCE | 1 | ARF | ARF-025064.pdf |
| 025071 | 07/24/2025 | SRNS-OS-2025-00201 | SCDES APPROVAL OF SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE EFFECTIVENESS MONITORING REPORT (EMR) FOR THE C-AREA GROUNDWATER (CAGW) OPERABLE UNIT (OU) REMOVAL ACTION (U)-JULY 2023 THROUGH JUNE 2024, SEMS NUMBER: 82 (SRNS-RP-2024-01334, REVISION 0, NOVEMBER 2024) RECEIVED JUNE 27, 2025 | FULMER, SUSAN | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025071.pdf |
| 025085 | 02/02/2023 | SRNS-OS-2025-00204 | AFFIDAVIT OF PUBLICATION FROM THE SAVANNAH MORNING NEWS NEWSPAPER FOR REMEDIAL DESIGN FACT SHEET AVAILABLE FOR THE LOWER THREE RUNS INTEGRATOR OPERABLE UNIT UPPER SUBUNIT AT THE SAVANNAH RIVER SITE | SRNS, SRNS | COMMUNITY INVOLVEMENT | 2 | IRF | ARF-025085.pdf | |
| 025086 | 10/12/2023 | SRNS-OS-2025-00205 | AFFIDAVITS OF PUBLICATION FROM THE AUGUSTA CHRONICLE AND AIKEN STANDARD & NORTH AUGUSTA STAR NEWSPAPERS FOR NOTICE OF AVAILABILITY RECORD OF DECISION FOR THE EARLY CONSTRUCTION AND OPERATIONAL DISPOSAL SITE N-1 (NBN), CENTRAL SHOPS SCRAP LUMBER PILE (631-2G), AND BUILDING 690-N, PROCESS HEAT EXCHANGER REPAIR FACILITY (AKA FORD BUILDING OPERABLE UNIT | SRNS, SRNS | COMMUNITY INVOLVEMENT | 2 | IRF | ARF-025086.pdf | |
| 025087 | 10/12/2023 | SRNS-OS-2025-00206 | AFFIDAVITS OF PUBLICATION FROM THE AUGUSTA CHRONICLE, AIKEN STANDARD & NORTH AUGUSTA STAR, AND THE PEOPLE SENTINEL NEWSPAPERS FOR NOTICE OF PUBLIC AVAILABILITY EXPLANATION OF SIGNIFICANT DIFFERENCE (ESD) FOR INCORPORATING F-AREA DIVERSION BOXES 5 AND 6 INTO THE REVISION 1 INTERIM RECORD OF DECISION REMEDIAL ALTERNATIVE SELECTION FOR THE F-AREA TANK FARM, WASTE TANKS 17 AND 20 | SRNS, SRNS | COMMUNITY INVOLVEMENT | 4 | IRF | ARF-025087.pdf | |
| 025088 | 11/02/2023 | SRNS-OS-2025-00207 | AFFIDAVITS OF PUBLICATION FROM THE AIKEN STANDARD & NORTH AUGUSTA STAR AND THE STATE NEWSPAPERS FOR U. S. DEPARTMENT OF ENERGY CONDUCTS PHASED SUBMITTALS OF THE SEVENTH FIVE-YEAR REMEDY REVIEW AT SAVANNAH RIVER SITE FIRST PHASE: SAVANNAH RIVER SITE OPERABLE UNITS WITH NATIVE SOIL COVERS AND/OR LAND USE CONTROLST | SRNS, SRNS | COMMUNITY INVOLVEMENT | 2 | IRF | ARF-025088.pdf | |
| 025089 | 12/22/2023 | SRNS-OS-2025-00208 | AFFIDAVITS OF PUBLICATION FROM THE AUGUSTA CHRONICLE, AIKEN STANDARD & NORTH AUGUSTA STAR, THE PEOPLE SENTINEL, AND THE STATE NEWSPAPERS FOR NOTICE OF PUBLIC AVAILABILITY FIFTH PHASE: SIXTH FIVE-YEAR REMEDY REVIEW REPORT FOR SAVANNAH RIVER SITE OPERABLE UNITS WITH OPERATING EQUIPMENT | SRNS, SRNS | COMMUNITY INVOLVEMENT | 8 | IRF | ARF-025089.pdf | |
| 025090 | 04/04/2024 | SRNS-OS-2025-00209 | AFFIDAVITS OF PUBLICATION FROM THE AUGUSTA CHRONICLE, THE PEOPLE SENTINEL, AND THE STATE NEWSPAPERS FOR REMEDIAL DESIGN FACT SHEET AVAILABLE FOR THE EARLY CONSTRUCTION AND OPERATIONAL DISPOSAL SITE N-1 (NBN), CENTRAL SHOPS SCRAP LUMBER PILE (631-2G), AND BUILDING 690-N, PROCESS HEAT EXCHANGER REPAIR FACILITY (AKA FORD BUILDING) OPERABLE UNIT (U) AT THE SAVANNAH RIVER SITE | SRNS, SRNS | COMMUNITY INVOLVEMENT | 4 | IRF | ARF-025090.pdf | |
| 025091 | 09/13/2024 | SRNS-OS-2025-00210 | AFFIDAVITS OF PUBLICATION FROM THE AUGUSTA CHRONICLE, THE PEOPLE SENTINEL, AND THE STATE NEWSPAPERS FOR U.S. DEPARTMENT OF ENERGY CONDUCTS PHASED SUBMITTALS OF THE SEVENTH FIVE-YEAR REMEDY REVIEW AT SAVANNAH RIVER SITE SECOND PHASE: SAVANNAH RIVER SITE OPERABLE UNITS WITH GROUNDWATER REMEDIES | SRNS, SRNS | COMMUNITY INVOLVEMENT | 5 | IRF | ARF-025091.pdf | |
| 025092 | 01/07/2025 | SRNS-OS-2025-00211 | AFFIDAVITS OF PUBLICATION FROM THE AUGUSTA CHRONICLE, THE PEOPLE SENTINEL, AND THE STATE NEWSPAPERS FOR NOTICE OF PUBLIC AVAILABILITY SEVENTH FIVE-YEAR REMEDY REVIEW REPORT FOR SAVANNAH RIVER SITE OPERABLE UNITS WITH NATIVE SOIL COVERS AND/OR LAND USE CONTROLS | SRNS, SRNS | COMMUNITY INVOLVEMENT | 6 | IRF | ARF-025092.pdf | |
| 025093 | 07/30/2025 | SRNS-OS-2025-00214 | SCDES APPROVAL OF THE SEVENTH FIVE-YEAR REMEDY REVIEW REPORT FOR THE SAVANNAH RIVER SITE OPERABLE UNITS WITH GROUNDWATER REMEDIES (U) – AIKEN, SOUTH CAROLINA, SEMS NUMBER: 00 (SRNS-RP-2024-00934, REVISION 1, JUNE 2025) (REDLINE PAGES) RECEIVED JUNE 18, 2025 | FULMER, SUSAN B. | BAKER, MATTHEW | CORRESPONDENCE | 1 | ARF | ARF-025093.pdf |
| 025098 | 08/06/2025 | SRNS-OS-2025-00215 | SCDES CONCURRENCE OF THE FACILITY DECOMMISSIONING EVALUATION {FDE): 720-F CENTRAL ALARM STATION {G-FDE-F-00062, REVISION 2, JUNE 19, 2025), COVER LETTER DATED JULY 2, 2025 | OQUINN, GREGORY | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025098.pdf |
| 025094 | 08/01/2025 | SRNS-OS-2025-00216 | EPA COMMENTS ON THE STATEMENT OF BASIS/PROPOSED PLAN FOR THE EARLY CONSTRUCTION AND OPERATIONAL DISPOSAL SITE L-3 (NBN), L-AREA RUBBLE PIT (131-1L), AND L-AREA RUBBLE PIT (131-4L) OPERABLE UNIT (U) (SRNS-RP-2025-00724, REVISION 0, JUNE 2025), STATEMENT OF BASIS/PROPOSED PLAN FACT SHEET (SRNS-RP-2025-00790, JUNE 2025) SCOPING SUMMARY (SRNS-RP-2021-05232, APRIL, FINAL), AND THE DRAFT PUBLIC NOTICE INFORMATION, SEMS NUMBER: 91 | RICHARDS, JON | BAKER, MATTHEW | CORRESPONDENCE | 7 | ARF | ARF-025094.pdf |
| 025097 | 08/04/2025 | SRNS-OS-2025-00217 | SCDES COMMENTS ON THE STATEMENT OF BASIS/PROPOSED PLAN FOR THE EARLY CONSTRUCTION AND OPERATIONAL DISPOSAL SITE L-3 (NBN), L-AREA RUBBLE PIT (131-LL), AND L-AREA RUBBLE PIT (131-4L) OPERABLE UNIT (U), SEMS NUMBER: 91 (SRNS-RP-2025-00724, REVISION 0, JUNE 2025) RECEIVED JUNE 6, 2025 | CATHCART, HEATHER | CORRESPONDENCE | 2 | IRF | ARF-025097.pdf | |
| 025102 | 08/12/2025 | SRNS-OS-2025-00222 | EPA APPROVAL OF THE SEVENTH FIVE-YEAR REMEDY REVIEW REPORT FOR SAVANNAH RIVER SITE OPERABLE UNITS WITH GROUNDWATER REMEDIES (U), SEMS NUMBER: 00, SRNS-RP-2024-00934, REVISION 1, JUNE 2025) (REDLINE PAGES) SAVANNAH RIVER SITE AIKEN, SOUTH CAROLINA | RICHARDS, JON | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025102.pdf |
| 025103 | 08/13/2025 | SRNS-OS-2025-00225 | EPA APPROVAL OF THE CONTAMINANT MIGRATION MODELING OF LEAD AND HEAVY WATER WITHIN C-REACTOR (105-C) (U) (SRNS-OS-2023-00213, REVISION 1, AUGUST 2025) AND SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE REVISION 0 DOCUMENT, SEMS NUMBER: 79 | RICHARDS, JON | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025103.pdf |
| 025104 | 08/13/2025 | SRNS-OS-2025-00226 | EPA APPROVAL OF THE ADDENDUM TO THE SITE EVALUATION REPORT FOR THE SPILL ON 2/1/57 OF UNKNOWN OF SEEPAGE BASIN PIPE LEAK FROM 904-44G (NBN) (WSRC-RP-2003-4049, REVISION 0, JUNE 2003) (U) (SRNS-RP-2023-00689, REVISION 1, JULY 2025) (REDLINE PAGES AND CLEAN COPY) AND SAVANNAH RIVER SITE'S RESPONSES TO THE REGULATORY COMMENTS ON THE REVISION 0 DOCUMENT, OU 61 | RICHARDS, JON | BAKER, MATTHEW | CORRESPONDENCE | 1 | IRF | ARF-025104.pdf |
| 025111 | 01/18/2025 | SRNS-OS-2025-00228 | SCDES COMMENTS ON THE D-AREA GROUNDWATER OPERABLE UNIT (OU) ANNUAL DATA SUMMARY REPORT – 2023 DATA (U) (SRNS-RP-2024-01267, REVISION 0, NOVEMBER 2024) | CATHCART, HEATHER | RICHARDS, JON|FULMER, SUSAN | CORRESPONDENCE | 5 | ARF | ARF-025111.pdf |
| 025112 | 08/18/2025 | SRNS-OS-2025-00229 | EPA APPROVAL OF THE DECOMMISSIONING PROJECT FINAL REPORT 236-H, BY-PRODUCT PURIFICATION FACILITY, V-PCOR-H-00016, REVISION 1, JULY 22, 2025 | DAWSON, JANA | BAKER, MATTHEW | CORRESPONDENCE | 1 | ARF | ARF-025112.pdf |

