Draft Final Work Plan for the Process Leading to Final Ground Water Decision for Eastern Briarwood, Western Aquafarm, Storm Drain-5, and Fuel Spill 12 

The Public Comment Period for this document is from September 12, 2002 until September 25, 2002. Use the MMR Comment Form to submit comments on this document.

Massachusetts Military Reservation, Air Force Center for Environmental Excellence


Download entire Work Plan (except for Tables and Figures, see below): 

The following are in PDF format by Section:

Table of Contents
1.0 Introduction

2.0 Meeting the RI Objectives

2.1 Identification of RI Objectives
2.2 Fuel Spill-12
2.3 Storm Drain-5

2.4 Eastern Briarwood
2.5 Western Aquafarm
2.6 Evaluating Human Health Risks From Current Site Contamination
2.7 Evaluating Ecological Risks From Current Site Contamination
2.8 Risk Assessment Documentation
2.9 Applicable Guidance

3.0 Feasibility Studies

3.1 Development of Alternatives
3.2 Screening of Alternatives
3.3 Detailed Analysis of Remedial Alternatives
3.4 Community Involvement
3.5 Feasibility Study Review and Finalization Process
3.6 Applicable Guidance

4.0 Proposed Plans and Public Comment Periods

4.1 Identifying a Preferred Alternative
4.2 Preparing Proposed Plans
4.3 Proposed Plan Review and Finalization Process
4.4 Public Comment Periods

5.0 Records of Decision

5.1 Selecting a Remedial Alternative
5.2 Preparing the Record of Decision
5.3 Responsiveness Summaries
5.4 Record of Decision Review and Finalization Process
5.5 Applicable guidance

6.0 Schedule
7.0 References

Figures

1-1 Plume Area Map, April 2002
2-1 FS-12 Plume Area, 1996
2-2 FS-12 ETR System, 1997
2-3 FS-12 Groundwater Monitoring Network and Contours for EDB and Benzene
2-4 FS-12 Conceptual Model
2-5 Lines of Cross-Section at FS-12
2-6 FS-12 EDB and Benzene Cross-Section A-A'
2-7 FS-12 EDB Cross-Section B-B'
2-8 FS-12 EDB Cross-Section C-C'
2-9 Temporal Change of EDB Concentrations at FS-12
2-10 Temporal Change of Benzene Concentrations at FS-12
2-11 SD-5 North and South Historical Comparison
2-12 SD-5 and TCE Plume Treatment Systems
2-13 SD-5 North TCE Detections
2-14 SD-5 South TCE Detections
2-15 Conceptual Model for the SD-5 Plume
2-16 TCE Detections, Eastern Briarwood Area
2-17 EDB Detections, Eastern Briarwood Area
2-18 Conceptual Model for the Eastern Briarwood Area
2-19 Monitoring Locations in the Western Aquafarm Area
2-20 Conceptual Model for the Western Aquafarm Area
2-21 Forward Particle Tracks from Monitoring Well 39MW0002
2-22 Human Health Conceptual Exposure Model FS-12
2-23 Human Health Conceptual Exposure Model SD-5
2-24 Human Health Conceptual Exposure Model Eastern Briarwood
2-25 Human Health Conceptual Exposure Model Western Aquafarm
2-26 Ecological Conceptual Exposure Model Eastern Briarwood
2-27 Ecological Conceptual Exposure Model SD-5


Tables

2-1 History of the MMR and Fuel-Spill-12 Plume, Storm Drain-5 Plume, Eastern Briarwood Area, and Western Aquafarm Area
2-2 Summary of References Containing the Most Recent Data
2-3 Standard Table 1, Selection of Exposure Pathways FS-12
2-4 Standard Table 1, Selection of Exposure Pathways SD-5
2-5 Standard Table 1, Selection of Exposure Pathways Eastern Briarwood
2-6 Standard Table 1, Selection of Exposure Pathways Western Aquafarm
2-7 Standard Table 4.1, Values Used for Daily Intake Calculations, Groundwater - Adult
2-8 Standard Table 4.2, Values Used for Daily Intake Calculations, Groundwater - Child
2-9 Standard Table 4.3, Values Used for Daily Intake Calculations, Fish Tissue
2-10 Standard Table 4.4, Values Used for Daily Intake Calculations, Surface Water - Cranberry Worker
2-11 Standard Table 4.5, Values Used for Daily Intake Calculations, Surface Water - Adult Wader
2-12 Standard Table 4.6, Values Used for Daily Intake Calculations, Surface Water - Child Wader
2-13 Standard Table 4.7, Values Used for Daily Intake Calculations, Sediment - Cranberry Worker
2-14 Standard Table 4.8, Values Used for Daily Intake Calculations, Sediment - Adult Wader
2-15 Standard Table 4.9, Values Used for Daily Intake Calculations, Sediment - Child Worker
2-16 Species-Specific Exposure Parameters for Semi-Aquatic Receptors - River Habitat
2-17 Species-Specific Exposure Parameters for Semi-Aquatic Receptors - Pond Habitat
6-1 Standard Schedule for Feasibility Study Report
6-2 Standard Schedule for Proposed Plan and Public Comment Period
6-3 Standard Schedule for Record of Decision

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