**Appendix A -- Internal Parcel Deletion Docket**

*Rocky Mountain Arsenal National Priorities List Site*

*Commerce City, Colorado*

**DELETION DOCKET FOR THE INTERNAL PARCEL**

**ROCKY MOUNTAIN ARSENAL NATIONAL PRIORITIES LIST SITE**

(April 2006)

1.  *Technical Memorandum in Support of the Partial Deletion of the
    Internal Parcel Deletion Area*. US Department of the Army (DoA).
    March 2006. \[F drive\]

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3.  *CDPHE Concurrence with Proposed Deletion of Interior Parcel
    Deletion Area (IPDA) at Rocky Mountain Arsenal from National
    Priorities List* -- Letter. Colorado Department of Public Health and
    Environment (CDPHE) for the State of Colorado. March 2006.
    \[D4/42628\]

[Construction Completion Reports (Remedial Action Report)]{.underline}:

4.  *Existing (Sanitary) Landfill Remediation Project - Section 1,
    Construction Completion Report Addendum 1.* Remediation Venture
    Office (RVO: Department of Army (DoA), Shell Oil Company, and US
    Fish and Wildlife Service). March 2006. \[D2/42464\]

5.  *Miscellaneous Northern Tier Soil Remediation Project Construction
    Completion Report Addendum 1.* RVO. March 2006. \[D2/42654\]

6.  *Miscellaneous Southern Tier Soil Remediation Project Construction
    Completion Report Addendum 1.* RVO. March 2006. \[D4/42468\]

7.  *Residual Ecological Risk Soil Remediation -- Part 1, Construction
    Completion Report.* TetraTech ECI (TTECI) for RVO. March 2006.
    \[D2/42457\]

8.  *Miscellaneous RMA Structure Demolition and Removal Project -- Phase
    II, Construction Completion Report*. TTECI for RVO. March 2006.
    \[D2/42470\]

9.  *Termination of Operations at the Groundwater Intercept and
    Treatment System North of Basin F Well Construction Completion
    Report*. Washington Group International (WGI) for RVO.
    September 2005. \[D2/40846\]

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10. *Existing (Sanitary) Landfills Remediation Project -- Section 30,
    Construction Completion Report.* TTECI for RVO. July 2005.
    \[D2/40555\]

11. *Burial Trenches Soil Remediation Project -- Part II, Construction
    Completion Report.* TetraTech Foster Wheeler Inc. (TTFWI) for RVO.
    September 2004. \[D3/35678\]

12. *North Plant Structure Demolition and Removal Remediation Project
    and Destruction of Equipment in the GB Production and Fill
    Facilities Project Construction Completion Report.* TTFWI for RVO.
    September 2004. \[D3/35645\]

13. *Munitions (Testing) Soil Remediation Project - Part I, Construction
    Completion Report.* TTFWI for RVO. March 2004. \[D3/33565\]

14. *Section 35 Soil Remediation Project Construction Completion
    Report.* Foster Wheeler Environmental Corporation (FWENC) for RVO.
    November 2003. \[D3/32549\]

15. *Irondale Containment System, Shut-Down for the Irondale Extraction
    System, Construction Completion Report.* WGI for RVO. May 2003.
    \[D3/31083\]

16. *Burial Trenches Soil Remediation Project - Part I, Construction
    Completion Report*. FWENC for RVO. September 2002. \[D3/29387\]

17. *Miscellaneous RMA Structure Demolition and Removal Project -- Phase
    1, Construction Completion Report*. FWENC for RVO. June 2002.
    \[D3/28713\]

18. *Miscellaneous Northern Tier Soil Remediation Project Construction
    Completion Report.* FWENC for RVO. February 2002. \[D2/27457\]

19. *Final Confined Flow System Well Closure Construction Completion
    Report.* Dames and Moore for DoA. June 2000. \[D2/20553\]

20. *Miscellaneous Southern Tier Soil Remediation Project Construction
    Completion Report.* FWENC for RVO. June 2000. \[D2/20332\]

21. *Existing (Sanitary) Landfill Remediation Project - Section 1,
    Construction Completion Report.* FWENC for RVO. April 2000.
    \[D2/19874\]

22. *Toxic Storage Yards Soil Remediation Project Construction
    Completion Report*. FWENC for RVO. March 2000. \[D2/18635\]

23. *Lake Sediments Remediation Project Construction Completion Report.*
    FWENC for RVO. February 2000. \[D2/19335\]

24. *CAMU Soils Remediation Construction Completion Report.* RVO.
    September 1998. \[D2/12116\]

25. *Sanitary and Chemical Sewer Plugging Project (Phase I),
    Construction Completion Report.* RVO. August 1998. \[D2/11255\]

26. *North Boundary Containment System, System Modifications for
    Treatment of NDMA, Construction and Startup Completion Report.*
    Morrison Knudson Corporation (MK) for RVO. June 1998. \[D2/10920\]

27. *Draft Irondale Containment System, Shut-down for the Motor Pool
    Extraction System (draft)*. WGI for RVO. 2004. \[D4/36471\]

[Institutional Controls/Long-Term Monitoring]{.underline}:

28. *Interim Institutional Control Plan.* US Army Program Manager Office
    for the Rocky Mountain Arsenal (PMRMA). March 2006. \[D2/42632\]

29. *Memorandum of Understanding for the Management of Access on Certain
    Portions of the Rocky Mountain Arsenal National Wildlife Refuge and
    the Rocky Mountain Arsenal National Priorities List Site.* US Fish
    and Wildlife Service et al. 2005. \[D2/40992\]

30. Groundwater Monitoring:

> *- Long-Term Monitoring Plan for Groundwater*. FWENC for RVO. December
> 1999. \[D2/24217\]
>
> *- Containment/Treatment Systems, Operational Assessment and Effluent
> Data Report*. RVO. December 2005. \[D2/41416\]

31. *Surface Water Monitoring Program, Sampling and Analysis Plan.*
    FWENC for RVO. July 2001. \[D2/24957\]

32. *Management Plan for Protection and Monitoring of Lake Ladora, Lake
    Mary, and Lower Derby Lake During RMA Remediation.* RVO et al.
    March 2006. \[D5/42718 & F drive\]

33. *Site-Wide Air Quality Monitoring Program Plan*. FWENC for RVO.
    September 1999. \[D2/17029\]

[Five-Year Review]{.underline}:

34. *Five-Year Review Report for Rocky Mountain Arsenal, Commerce City
    Adams County, Colorado.* DoA. October 2000. \[own disk\]

35. *5-Year Groundwater Summary Report, Volumes 1-3.* FWENC for RVO.
    October 2000. \[D2/21986-21988\]

[Post-ROD Investigations]{.underline}:

36. *South Lakes Ground-Water Monitoring Report*. US Geological Survey
    (USGS) for RVO. March 2004. \[D3/33725\]

37. *Surface Munitions Debris Inspection Report.* FWENC for RVO.
    April 2003. \[D5/P0005388\]

38. *Summary and Evaluation of Potential Ordnance/Explosives and
    Recovered Chemical Warfare Materiel Hazards at the Rocky Mountain
    Arsenal*. Evaluation Team (Hazard Evaluation and Summary
    Subcommittee) for RVO. June 2002. \[D3/28616\]

39. *Denver Front Range Study Dioxins in Surface Soil, Study 1:
    Characterization of Dioxins, Furans and PCBs in Soil Samples
    Collected from Denver Front Range Area*. Environmental Protection
    Agency (EPA). July 2001. \[D2/25057\]

40. *Denver Front Range Study Dioxin in Surface Soil, Study 2:
    Characterization of Dioxins, Furans and PCBs in Random Soil Samples
    Collected from the Rocky Mountain Arsenal*. EPA. July 2001.
    \[D2/25058\]

41. *Supplemental Field Study-Phase I Program Results*. FWENC for PMRMA.
    July 1996. \[D2/224\]

[Project Designs]{.underline}:

42. *Sanitary Sewer Manhole Plugging Project -- Phase II, Final Design
    Scope of Work*. TTECI for RVO. February 2006. \[D4/42253\]

43. HRC Pilot Study*:*

> *- North Boundary Containment System Enhancement Design and
> Implementation Plan for In Situ Biodegradation*. WGI for RVO.
> September 2004. \[D5/R0002723\]
>
> *- North Boundary Containment Walls -- South Channel Wells*. WGI for
> RVO. September 2001. \[D5/39274\]

44. *Section 35 Soil Remediation Project, 100 Percent Design Package*.
    FWENC for RVO. February 2002. \[D4/27191\]

45. Rail Yard Treatment System:

> *- Design Drawings for the Proposed RailYard Treatment System*. WGI
> for RVO. June 2001. \[D5/24715\]
>
> *- Draft Monitoring Program for the Proposed RailYard Treatment
> System*. WGI for RVO. June 2001. \[D5/24713\]
>
> *- Proposed Modifications to the Irondale DBCP Treatment System*. WGI
> for RVO. June 2001. \[D5/24714\]

46. *North Plants Structure Demolition and Removal Project, 100 Percent
    Design Package*. FWENC for RVO. July 2001. \[D4/24859\]

47. *Destruction of Equipment in the GB Production and Fill Facilities
    Project, 100 Percent Design Package.* FWENC for RVO. April 2001.
    \[D4/24145\]

48. *Miscellaneous RMA Structure Demolition and Removal Project, Design
    Package*. FWENC for RVO. January 2000. \[D4/18110\]

49. *Burial Trenches and Munitions (Testing) Soil Remediation Project,
    100 Percent Design Package*. FWENC for RVO. December 1999.
    \[D4/18389\]

50. *Toxic Storage Yards Soil Remediation Project, 100 Percent Design
    Package*. FWENC for RVO. March 1999. \[D4/14525\]

51. *Confined Flow System Well Closure, Final Design Report*. RVO.
    January 1999. \[D4/13964\]

52. *Lake Sediments, Miscellaneous Northern Tier and Miscellaneous
    Southern Tier Remediation Project, 100 Percent Design Package*.
    FWENC for RVO. October 1998. \[D4/12461\]

53. Residual Ecological Risk Soil Remediation Project-Specific Design
    Documents:

> *- Borrow Areas and Priority 1 Soil Tracking Plan 2005 Update Report*.
> TTFWI for RVO. April 2005. \[D4/41814\]
>
> *- Borrow Areas and Priority 1 Soil Tracking Plan 2004 Update Report*.
> TTFWI for RVO. August 2004. \[D4/34970\]
>
> *- Borrow Areas and Priority 1 Soil Tracking Plan 2003 Update Report*.
> FWENC for RVO. May 2003. \[D4/31084\]
>
> *- Borrow Areas and Priority 1 Soil Tracking Plan 2002 Update Report*.
> FWENC for RVO. May 2002. \[D4/28251\]
>
> *- Borrow Areas and Priority 1 Soil Tracking Plan 2001 Update Report*.
> FWENC for RVO. June 2001. \[D4/24769\]
>
> *- Borrow Areas and Priority 1 Soil Tracking Plan 2000 Update Report*.
> FWENC for RVO. April 2000. \[D4/19533\]
>
> *- Borrow Areas and Priority 1 Soil Tracking Plan 1999 Update Report*.
> FWENC for RVO. April 1999. \[D4/14897\]
>
> *- Borrow Areas Plan, 100 Percent Report.* FWENC for RVO. October
> 1998. \[D5/P0001007\]

54. *Existing (Sanitary) Landfills Remediation Project, 100 Percent
    Design Package*. FWENC for RVO. August 1998. \[D4/13599\]

55. *CAMU Soils Remediation Project, Final Design Package*. MK for RVO.
    January 1998. \[D4/6552\]

56. *Sanitary and Chemical Sewer Plugging Project, Design Package*. RVO.
    May 1997. \[D4/2806\]

[Record of Decision (ROD) / ROD Changes]{.underline}:

57. *Proposed Explanation of Significant Differences for the Section 36
    Bedrock Ridge Groundwater Plume Extraction System*. WGI for RVO et
    al. March 2006. \[D4/42460\]

58. *Explanation of Significant Differences for Groundwater and
    Revegetation Requirements*. TTECI for RVO et al. March 2006.
    \[D4/42688\]

59. *Explanation of Significant Differences for Existing (Sanitary)
    Landfills Soil Remediation Project.* TTECI for RVO et al. May 2005.
    \[D3/39660\]

60. *Fact Sheet for North Boundary Containment System Enhancements to
    the Well Field and Treatment Systems.* RVO. April 2005.
    \[D4/R0002743\]

61. *Explanation of Significant Differences for Burial Trenches Soil
    Remediation Project.* TTFWI for RVO et al. June 2004. \[D3/34586\]

62. *Explanation of Significant Differences for North Plants Structure
    Demolition and Removal Project.* TTFWI for RVO et al.
    September 2004. \[D4/35736\]

63. *Refinement of Remediation Areas for Surficial Soil and Reduction of
    Residual Biota Risk.* PMRMA. April 2003. \[D3/30755\]

64. *Explanation of Significant Differences for Secondary Basins B, C
    and D Remediation.* FWENC for RVO et al. February 2002. \[D2/27329\]

65. *Explanation of Significant Differences for Chemical Sewer
    Remediation (Section 35 and Section 26)*. FWENC for RVO et al.
    November 2000. \[D2/22298\]

66. *Rocky Mountain Arsenal Lake Mary Fact Sheet*. RVO. April 2003.
    \[D4/30995\]

67. *Explanation of Significant Difference for Endrin Containment System
    Remediation Goal in On- and Off-Post Records of Decision for Rocky
    Mountain Arsenal Federal Facility Site*. RVO et al. November 2001.
    \[D4/25864\]

68. *Design Refinement of Excavation Boundaries for Surficial Soil and
    Reduction of Residual Biota Risk.* PMRMA. May 1997. \[D2/2550\]

69. *Record of Decision for the On-Post Operable Unit.* FWENC for PMRMA.
    June 1996. \[own disk\]

[Interim Response Actions]{.underline}:

70. *Interim Response Action (IRA) Summary Report, Building 1727 Sump
    Liquid.* DoA & EPA. September 2000. \[D4/21672\]

71. *IRA Summary Report, Closure of Abandoned Wells at Rocky Mountain
    Arsenal.* DoA & EPA. September 2000. \[D4/21671\]

72. *IRA Summary Report, Pretreatment of Comprehensive Environmental
    Response, Compensation, and Liability Act Liquid Wastes Wastewater
    Treatment System*. DoA & EPA. September 2000. \[D5/21668\]

73. *IRA Summary Report, Basin F Liquids, Sludges, and Soils
    Remediation: Element 1 -- Basin F Wastepile*. DoA & EPA. May 2000.
    \[D4/20076\]

74. *IRA Summary Report, Basin F Liquids, Sludges, and Soils
    Remediation: Element 2 -- Basin F Liquid*. DoA & EPA. May 2000.
    \[D4/20077\]

75. *IRA Summary Report, Groundwater Intercept and Treatment System in
    the Basin A Neck Area.* DoA & EPA. May 2000. \[D2/20074\]

76. *IRA Summary Report, Groundwater Intercept and Treatment System
    North of Basin F.* DoA & EPA. May 2000. \[D4/20073\]

77. *IRA Summary Report, Improvement of the North Boundary System and
    Evaluation of all Existing Boundary Systems: North Boundary System.*
    DoA & EPA. May 2000. \[D4/20067\]

78. *IRA Summary Report, Improvement of the North Boundary System and
    Evaluation of all Existing Boundary Systems: Northwest Boundary
    Containment System*. DoA & EPA. May 2000. \[D2/20068\]

79. *IRA Summary Report, Sanitary Sewers*. DoA & EPA. May 1998.
    \[D4/11017\]

80. *IRA Summary Report, Improvement of the North Boundary System and
    Evaluation of all Existing Boundary Systems: Irondale Containment
    System.* DoA & EPA. October 1997. \[D2/5719\]

81. *IRA Summary Report, Remediation of Other Contamination Sources:
    Motor Pool Area.* DoA & EPA. October 1997. \[D2/5718\]

82. *IRA Summary Report, Remediation of Other Contamination Sources:
    Rail Classification Yard.* DoA & EPA. October 1997. \[D2/5717\]

83. *IRA Summary Report, Pretreatment of Comprehensive Environmental
    Response, Compensation, and Liability Act Liquid Wastes, Element Two
    -- Polychlorinated Biphenyls (PCBs).* DoA & EPA. \[D5/20080\]

[Feasibility Study / Risk Assessment]{.underline}:

84. *Assessment of Residual Ecological Risk and Risk Management
    Recommendations at the Rocky Mountain Arsenal, Part II: Aquatic
    Pathways and Receptors.* Biological Advisory Subcommittee (BAS) for
    RVO et al. July 2003. \[D3/31736\]

85. *Assessment of Residual Ecological Risk and Risk Management
    Recommendations at the Rocky Mountain Arsenal, Part I: Terrestrial
    Pathways and Receptors with Addendum.* BAS for RVO et al.
    April 2003. \[D3/31580\]

86. *Detailed Analysis of Alternatives Report, Volumes I-VII.* FWENC for
    PMRMA. October 1995. \[own disk\]

87. *Integrated Endangerment Assessment/Risk* *Characterization, Volumes
    I-IV.* Ebasco Services Incorporated (Ebasco) for PMRMA. July 1994.
    \[own disk\]

88. *Development and Screening of Alternatives Report, including: Soils
    (Vol. I-III), Water (Vol. I & II), Structures (Vol. I & II).* Ebasco
    for PMRMA. December 1992. \[own disk\]

[Remedial Investigation]{.underline}:

89. *Remedial Investigation Summary Report.* Ebasco for PMRMA.
    January 1992. \[own disk\]

90. *Water Remedial Investigation Report, Volumes I-V*. Ebasco for
    PMRMA. July 1989. \[D1/M8900059-M8900063\]

[Other]{.underline}:

91. *Federal Facilities Agreement for Rocky Mountain Arsenal*. EPA et
    al. February 1989. \[D1/B8900038\]

92. *RMA National Wildlife Refuge Act*. Public Law 102-402.
    October 1992. \[D2/001513\]

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94. *Trust Fund Work Group Summary of Work*. CDPHE. April 2006. \[F
    drive\]

95. *Notice of Intent for partial Deletion: Appendix A -- Internal
    Parcel Deletion Docket*. EPA. April 2006. \[F drive\]

96. *Notice of Intent for partial Deletion: Appendix B -- Internal
    Parcel Boundary Coordinates*. EPA. April 2006. \[F drive\]