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Record Name and Description

  1. November 2024 Quarterly Report for the State of Washington Vs. U.S. Department of Energy, Hanford Field Office Case No. 08-5085-RMP, for Waste Treatment and Immobilization Plant Construction and Startup Activities and Tank Retrieval Activities – July 1, 2024, Through September 30, 2024

    Accession: AR-32406
    Doc Number: 24-TWO-0134
    Author: Noyes D L, Irwin R M
    Doc Date: November 12, 2024
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  2. February 2025 Quarterly Report for the State of Washington Vs. U.S. Department of Energy, Hanford Field Office, Case No. 08-5085-RMP, for Waste Treatment and Immobilization Plant Construction and Startup Activities and Tank Retrieval Activities – October 1, 2024, Through December 31, 2024

    Accession: AR-33693
    Doc Number: 25-TWO-0017
    Author: Noyes D L, Irwin R M
    Doc Date: February 11, 2025
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  3. Budget Overview Fiscal Year 2025 Update and Fiscal Year 2026 Congressional Budget Request Regulator Briefing, Tri-Party Agreement Paragraphs 149.D and 149.F

    Accession: AR-36114
    Doc Number: N/A
    Author: Kemp D C, Bang R , Irwin R M, Dale H L, Turner V A
    Doc Date: July 31, 2025
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  4. May 2025 Quarterly Report for the State of Washington vs. U.S. Department of Energy, Hanford Field Office, Case No. 08-5085-RMP, for Waste Treatment and Immobilization Plant Construction and Startup Activities and Tank Retrieval Activities – January 1, 2025, through March 31, 2025

    Accession: AR-34666
    Doc Number: 25-TWO-0061, 25-WTP-0012
    Author: Bang R , Irwin R M
    Doc Date: May 05, 2025
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  5. August 2025 Quarterly Report for the State of Washington Vs. U.S. Department of Energy, Hanford Field Office Case No. 08-5085-RMP, for Waste Treatment and Immobilization Plant Construction and Startup Activities and Tank Retrieval Activities – April 1, 2025, Through June 30, 2025

    Accession: AR-36268
    Doc Number: 25-TWO-0094
    Author: Bang R , Irwin R M
    Doc Date: August 12, 2025
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  6. U.S. Department of Energy, Hanford Field Office Notifies the Washington State Department of Ecology of the Completion of Hanford Federal Facility Agreement and Consent Order Interim Milestone M-045-91E6

    Accession: AR-37040
    Doc Number: 25-TWO-0106, RPP-RPT-55202, Rev 6, RPP-55202, Rev 6
    Author: Irwin R M
    Doc Date: September 18, 2025
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  7. Completion of Consent Decree Milestone D-00A-09 – Low-Activity Waste Facility Hot Commissioning

    Accession: AR-37456
    Doc Number: 25-WTP-0051
    Author: Irwin R M
    Doc Date: October 15, 2025
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  8. Request for Approval of RPP-RPT-64595, “Single-Shell Tank Leak Detection and Monitoring Technologies Evaluation,” Rev. 0

    Accession: AR-36904
    Doc Number: 25-TWO-0107
    Author: Irwin R M
    Doc Date: September 11, 2025
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  9. Reissue - Request for Approval of RPP-RPT-64595, “Single-Shell Tank Leak Detection and Monitoring Technologies Evaluation,” Revision 1

    Accession: AR-36973
    Doc Number: 25-TWO-0107 REISSUE
    Author: Irwin R M
    Doc Date: September 11, 2025
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  10. November 2025 Quarterly Report for the State of Washington vs. U.S. Department of Energy, Hanford Field Office, Case No. 08-5085-RMP, for Waste Treatment and Immobilization Plant Construction and Startup Activities and Tank Retrieval Activities – July 1, 2025, Through September 30, 2025

    Accession: AR-37936
    Doc Number: 25-TWO-0140, 24590-HLW-PL-NS-23-0001, Rev 2, 24590-HLW-PL-NS-23-0001, Rev 1, 24590-HLW-PL-NS-23-0001, Rev 0
    Author: Bang R , Irwin R M
    Doc Date: November 12, 2025
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  11. Extend Due Date of Interim Milestone M-062-40K in TPA Action Plan Appendix D

    Accession: AR-37767
    Doc Number: M-62-25-05
    Author: Irwin R M, Schleif S N
    Doc Date: October 31, 2025
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  12. The U.S. Department of Energy, Hanford Field Office Request for Washington State Department of Ecology Approval of Selected Scenarios for the System Plan, Revision 11 to Meet Hanford Federal Facility Agreement and Consent Order Milestone M-062-40K

    Accession: AR-37935
    Doc Number: 25-TWO-0124
    Author: Irwin R M
    Doc Date: November 06, 2025
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  13. Inter-Agency Management Integration Team Meeting Minutes, November 20, 2025

    Accession: AR-38415
    Doc Number: N/A
    Author: Dale H L, Irwin R M, Schleif S N, Buelow L C
    Doc Date: November 20, 2025
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  14. Delegation of Hanford Federal Facility Agreement and Consent Order Project Manager

    Accession: AR-37723
    Doc Number: 25-TWO-0134
    Author: Irwin R M
    Doc Date: October 28, 2025
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  15. U.S. Department of Energy, Hanford Field Office Transmittal of RPP-RPT-65278, “Tank 241-T-101 Intrusion Investigation and Intrusion Response Work Plan,” Revision 2

    Accession: AR-38751
    Doc Number: 25-TWO-0153, RPP-RPT-65278, Rev 2
    Author: Irwin R M
    Doc Date: December 22, 2025
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  16. U.S. Department of Energy-Hanford Field Office Tank Waste Operations/Waste Treatment and Immobilization Plant Tri-Party Agreement/Consent Decree Quarterly Milestone Review Meeting Minutes, December 11, 2025

    Accession: AR-38940
    Doc Number: N/A
    Author: Irwin R M, Schleif S N, Buelow L C
    Doc Date: December 11, 2025
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  17. Inter-Agency Management Integration Team Meeting Minutes, December 18, 2025

    Accession: AR-39120
    Doc Number: N/A
    Author: Dale H L, Irwin R M, Schleif S N, Buelow L C
    Doc Date: December 18, 2025
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  18. Inter-Agency Management Integration Team Meeting Minutes, January 15, 2026

    Accession: AR-39122
    Doc Number: N/A
    Author: Dale H L, Irwin R M, Schleif S N, Buelow L C
    Doc Date: January 15, 2026
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  19. REISSUE - U.S. Department of Energy, Hanford Field Office Transmission of Hanford Federal Facility Agreement and Consent Order, also Known as Tri-Party Agreement, Interim Milestone M-062-01, “January 2026 Tri-Party Agreement Semiannual Project Compliance Report for May 1, 2025, Through October 31, 2025”

    Accession: AR-39236
    Doc Number: 26-TWO-0006 REISSUE
    Author: Irwin R M
    Doc Date: January 30, 2026
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  20. February 2026 Quarterly Report for the State of Washington Vs. U.S. Department of Energy, Hanford Field Office, Case No. 08-5085-RMP, for Waste Treatment and Immobilization Plant Construction and Startup Activities and Tank Retrieval Activities – October 1, 2025, Through December 31, 2025

    Accession: AR-39371
    Doc Number: 26-TWO-0012
    Author: Irwin R M, Bang R
    Doc Date: February 12, 2026
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  21. U.S. Department of Energy, Hanford Field Office Submittal of the Updated Review Comment Record on RPP-RPT-65278, “Tank 241-T-101 Intrusion Investigation and Intrusion Response Work Plan,” Revision 2

    Accession: AR-39430
    Doc Number: 26-TWO-0013
    Author: Irwin R M
    Doc Date: February 18, 2026

    U.S. Department of Energy, Hanford Field Office Submittal of the Updated Review Comment Record

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  22. Fiscal Year 2026 Enacted Budget Overview Regulator Briefing, Tri-Party Agreement Paragraph 149.F

    Accession: AR-39478
    Doc Number: N/A
    Author: Irwin R M, Dale H L, Turner V A, Kemp D C
    Doc Date: February 19, 2026
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  23. Extend Due Date of Interim Milestone M-062-64 in TPA Action Plan Appendix D

    Accession: AR-38853
    Doc Number: M-62-25-06
    Author: Irwin R M, Schleif S N
    Doc Date: December 29, 2025
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  24. Inter-Agency Management Integration Team Meeting Minutes, February 19, 2026

    Accession: AR-39593
    Doc Number: N/A
    Author: Dale H L, Irwin R M, Schleif S N, Buelow L C
    Doc Date: February 19, 2026
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  25. Establish New Milestone for Ecology’s Direct Access to Agreed-upon Data for the 242-A Evaporator

    Accession: AR-39865
    Doc Number: M-35-26-02
    Author: Irwin R M, Buelow L C, Schleif S N
    Doc Date: March 27, 2026
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