Water Supply Feasibility Study Report

For ease of use, this document has been broken into smaller sections:

• Cover (PDF)
• Table of Contents (PDF)
• 1.0 Executive Summary (PDF)
• 2.0 Background (PDF)
  • 2.1 Project Area Background
  • 2.2 Water Supply Feasibility Study Objectives
  • 2.3 Homeowner Study Area Questionnaire Responses
  • 2.4 Drinking Water Regulations
    • 2.4.1 Introduction
    • 2.4.2 Current Water Quality Regulations
    • 2.4.3 Contaminant Candidate List
• 3.0 Groundwater Conditions (PDF)
  • 3.1 Regional Geology and Hydrogeology
  • 3.2 Study Area Geology and Hydrogeology
  • 3.3 Project Area Groundwater Use
  • 3.4 Existing Well Groundwater Quality
    • 3.4.1 Well Information
    • 3.4.2 Existing Well Water Quality Data
  • 3.5 Background Well Water Quality Data
  • 3.6 Battlefield Golf Course Groundwater Quality
• 4.0 Water Supply Alternatives (PDF)
  • 4.1 Alternative 1 - Extend City of Chesapeake Water Distribution System
    • 4.1.1 Water Main Extension
    • 4.1.2 Water Service Connections
    • 4.1.3 Distribution Supply/ Fire Protection
    • 4.1.4 Other Considerations
    • 4.1.5 Advantages/Disadvantages
  • 4.2 Alternative 2 - New Community Water Supply System
    • 4.2.1 Community Water Demand
    • 4.2.2 Raw Water Development: Proposed Aquifer Source
    • 4.2.3 Proposed Well Information
    • 4.2.4 Aquifer Water Quality and Treatment Requirements
    • 4.2.5 Reverse Osmosis Treatment
    • 4.2.6 Pre-Treatment Processes
    • 4.2.7 Permitting Requirements
    • 4.2.8 Post Treatment Water Conditioning
    • 4.2.9 Disinfection/Fluoridation Requirements
    • 4.2.10 Distribution System Requirements
    • 4.2.11 Water Storage Facilities - Fire Protection
    • 4.2.12 Land Acquisition
    • 4.2.13 O&M Issues
    • 4.2.14 Other Considerations
    • 4.2.15 Advantages/Disadvantages
  • 4.3 Alternative 3 - Individual Point of Entry (POE) Treatment System for Existing Wells
    • 4.3.1 Housing Requirements
    • 4.3.2 Brine Handling
    • 4.3.3 O&M Issues
    • 4.3.4 Other Considerations
    • 4.3.5 Advantages/Disadvantages
  • 4.4 Alternative 4 - Development and Installation of New Individual Home Owner Supply Wells
    • 4.4.1 Current Groundwater Conditions and Ongoing Investigations
    • 4.4.2 New Well Installation
    • 4.4.3 Permitting Requirements
    • 4.4.4 Other Considerations
    • 4.4.5 Advantages/Disadvantages
• 5.0 Cost Evaluation and Recommendations (PDF)
  • 5.1 Present Worth Opinion of Cost evaluations
  • 5.2 Alternative Evaluation Matrix
  • 5.3 Recommended Alternative
• 6.0 References (PDF)
• Tables
  • Table 1 DEQ Observation Wells Summary (PDF)
  • Table 2 Surficial Aquifer Water Quality (PDF)
  • Table 3 Yorktown-Eastover Aquifer Water Quality (PDF)
• Figures
  • Figure 1 Site Location (PDF)
  • Figure 2 Past Sample Locations (PDF)
  • Figure 3 General Hydrogeologic Section (PDF)
  • Figure 4 Residential Sampling Locations (PDF)
• Exhibits
  • Exhibit 1 Extend City Water Distribution System (PDF)
  • Exhibit 2 Community Well System (PDF)
• Appendices
  • Appendix A Resident Questionnaire (PDF)
  • Appendix B Virginia Water Quality Standards (PDF)
  • Appendix C National Primary and Secondary Drinking Water Standards (PDF)
  • Appendix D The Second Contaminant Candidate List (Environmental Protection Agency [EPA], 2005) (PDF)
  • Appendix E The Third Contaminant Candidate List (Draft, EPA, 2008) (PDF)
  • Appendix F Schnabel: Installed Monitoring Wells (MW-1 and MW-2) Report (PDF)
  • Appendix G Existing Well Groundwater Quality Data (PDF)
  • Appendix H Vicinity Groundwater Quality Data from VDEQ (PDF)
  • Appendix I Battlefield Golf Course Groundwater Quality Data (PDF)
  • Appendix J 2007 City of Chesapeake Water Quality Report (PDF)
  • Appendix K Water Storage Requirement for Alternative 2 (PDF)
  • Appendix L City of Chesapeake Public Utility Charges (PDF)
  • Appendix M Reverse Osmosis for Community Water System (PDF)
  • Appendix N Point of Entry Reverse Osmosis System (PDF)
  • Appendix O Present Worth Comparison of Alternative Evaluation (PDF)
  • Appendix P Alternative Evaluation Matrix (PDF)