RCRA Facility Investigation – Remedial Investigation/Corrective Measures Study – Feasibility Study Report for the Rocky Flats Environmental Technology Site (RI/FS/CRA)

- Executive Summary
- Section 1: Site Background
- Section 2: Physical Characteristics of the Study Area
- Section 3: Nature and Extent of Soil Contamination
  Attachment 1— Analytical Data (114 MB)
  Attachment 2— Tables and Maps
  Table A2.1: Analytes Without WRW PRG Values (63 KB)
  Table A2.2: Laboratory Qualifier Codes (12 KB)
  Table A2.3: Toxicity Equivalence Calculation for Dioxins/Furans—Human Health Receptors (65 KB)
  Non-AOI Maps (10,200 KB)
- Section 4: Nature and Extent of Groundwater Contamination
  Attachment 1— Upper Hydrostratigraphic Unit (UHSU) (53 MB)
  UHSU Non-AOI Maps (36,449 KB)
  Attachment 2— Lower Hydrostratigraphic Unit (LHSU) (53MB)
  LHSU Non-AOI Maps (13,334 KB)
- Section 5: Nature and Extent of Surface Water and Sediment Contamination
  Attachment 1— Surface Water (11 MB)
  Surface Water Non-AOI Maps (8,974 KB)
  Data Reduction Steps for Surface Water Data (22 KB)
  Attachment 2 — Sediment (19 MB)
  Sediment Non-AOI Maps (17,922 KB)
  Data Reduction Steps for Sediment Data (22 KB)
- Section 6: Nature and Extent of Air Contamination
  Attachment 1—Air Data Adequacy and Quality Assessment (37 KB)
  Attachment 2—Analytical Data RCRA Facility Investigation – Remedial Investigation/Corrective Measures Study – Feasibility Study Report for the Rocky Flats Environmental Technology Site - Book 2, Section 6: Nature and Extent of Air Contamination; Attachment 2 - Analytical Data (692 KB)
- Section 7: Summary and Conclusions of CRA
- Section 8: Contaminant Fate and Transport
  Attachment 1—Physical, Chemical, and Biological Processes That Influence Contaminant Transport and Persistence in the Environment (93 KB)
  Figure. A1.1: Types of DNAPL Source Configurations (88 KB)
  Attachment 2—Projections of Future Conditions – Groundwater and Air (78 KB)
  Figure A2.12: Emissions as a Function of Wind Speed Post-Accelerated Action Condition (15 KB)
  Maps (98.096 KB)
  Table A2.1: Results Summary – Post-Accelerated Action Wind Erosion Scenario (9 KB)
  Table A2.2: Results Summary – Hypothetical Post-Fire Recovery Scenarios (13 KB)
  Attachment 3—Quantitative Evaluation of Mixture Components in RFETS Uranium Isotopic Analyses (206 KB)
  Attachment 4—Surface Water AOIs
  Ground Water Analytical Data (1.049 KB)
  Ground Water Data F-T Plots (983 KB)
  Surface Water Data F-T Plots
- Section 9: Summary and Conclusions of the Remedial Investigation
- Section 10: Remedial Action Objectives
  Attachment 1—Sitewide Radiation Dose Assessment White Paper
  Site Dose Assessment Tables (174 KB)
  Dose Assessment Maps (3,725 KB)
  Appendix A—Residual Radioactive Computer Code (RESRAD)
  RESRAD README (11 KB)
  RESRAD Summary Output (1,806 KB)
  Dose/Time Plots (1,126 KB)
  Child Probability
- Section 11: Detailed Analysis of Alternatives
- Volume 1: Executive Summary
- Volume 2: Comprehensive Risk Assessment Methodology and Data Description
- Volume 3: West Area Exposure Unit
- Volume 4: Rock Creek Drainage Exposure Unit
- Volume 5: Inter-Drainage Exposure Unit
- Volume 6: No Name Gulch Drainage Exposure Unit
- Volume 7: Upper Walnut Drainage Exposure Unit
- Volume 8: Lower Walnut Drainage Exposure Unit
- Volume 9: Wind Blown Area Exposure Unit
- Volume 10: Upper Woman Drainage Exposure Unit
- Volume 11: Lower Woman Drainage Exposure Unit
- Volume 12: Southwest Buffer Zone Area Exposure Unit
- Volume 13: Southeast Buffer Zone Area Exposure Unit
- Volume 14: Industrial Area Exposure Unit
- Volume 15A: Wide-Ranging Ecological Receptors
- Volume 15B1: Aquatic Exposure Units:
  No Name Gulch Aquatic Exposure Unit
  Rock Creek Aquatic Exposure Unit
  McKay Ditch Aquatic Exposure Unit
  Southeast Aquatic Exposure Unit
- Volume 15B2: Aquatic Exposure Unit
  North Walnut Creek Aquatic Exposure Unit
  South Walnut Creek Aquatic Exposure Unit
  Woman Creek Aquatic Exposure Unit
- Appendix B – Historical Release Report