Inspection Reports:

• 2005 Site Inspection Log, Hamden Middle School and Newhall (4.5 MB)
• 2006 Site Inspection Log, Hamden Middle School and Newhall (4.9 MB)
• 2007 Site Inspection Log, Hamden Middle School and Newhall (4.5 MB)
• 2007 Mill Rock Pump Station Inspection (4.9 MB)
• 2007 (SEPT) Site Inspection Log, Hamden Middle School and Newhall
• Operations and Maintenance Program for Hamden Middle School and Newhall (<1 MB)

Review of Supplemental Phase III Data Investigation, Letter to Hamden Mayor Amento, September 12, 2005

Supplemental Phase III Data Investigation and Preliminary Remedial Action Plan, Mill Rock Park, Sewer Pump Station, and Rochford Field
Hamden, Connecticut (April 2005)

• Report (2 MB)
• TABLES
• Table I: Summary of Analytical Results for Soil, Mill Rock Park Phase II and III Investigations
• Table II: Summary of Analytical Results for Soil, Sewer Pump Station, Hamden
• Table III: Summary of Analytical Results for Soil, Playground, Mill Rock Park
• Table IV: Summary of Analytical Results for Soil, Rochford Field Phase II and III Investigations
• Table V: Summary of Analytical Data - Groundwater, Mill Rock Park
• Table VI: Summary of Analytical Data - Groundwater, Rochford Field
• Table VII: Summary of Surficial Materials, Mill Rock Park, Sewer Pump Station and Rochford Field
• Table VIII: Number of Haley & Aldritch Soil Samples Tested by Soil Types, Mill Rock Park, Sewer Pump Station and Rochford Field
• Table IX: Summary of Analytical Results for Soil in Excess of RSR Criteria, Mill rock Park, Sewer Pump Station and Rochford Field
• Table X: Summary of Conceptual Remedial Alternatives, Mill Rock Park and Rochford Field
• FIGURES
  • Figure 1: Project Locus
  • Figure 2A: Exploration Location Plan
  • Figure 2B: Phase II & III Exploration Plan, Mill Rock Park
  • Figure 2C: Phase II & III Exploration Plan, Rochford Field
  • Figure 3: Subsurface Profiles A-A and B-B
  • Figure 4: Contour Map of Earthen Fill Thickness at Site (2 MB)
  • Figure 5: Contour Map of Total Fill Thickness at Site (2 MB)
  • Figure 6: Soil Quality Results for Extractable Total Petroleum Hydrocarbon (ETPH) (2 MB)
  • Figure 7: Soil Quality Results for Volatile Organic Compounds (VOCs) (2 MB)
  • Figure 8: Soil Quality Results for Semi-Volatile Organic Compounds (SVOCs) (2 MB)
  • Figure 9: Soil Quality Results for Pesticides (2 MB)
  • Figure 10: Soil Quality Results for Lead (2 MB)
  • Figure 11: Soil Quality Results for Arsenic (2 MB)
  • Figure 12: Water Quality Results for VOCs, SVOCs, ETPH, Pesticides, PCBs, Cyanide and Metals, August 2002 to February 2005 (2 MB)
  • Figure 13: Groundwater Contour Plan (2 MB)
• Appendices
  • Appendix A: Consent Order and Other CTDEP Correspondance (3.5 MB)
  • Appendix B: Supplemental Phase III Environmental Investigation Work Plan (11 MB)
  • Appendix C: Geophysical Report Mill Rock Park/Rochford Field (11.5 MB)
  • Appendix D: Test Boring Logs, Monitoring Well Reports, Test Pit Logs, Headspace Reports for Mill Rock Park (3 MB)
  • Appendix E: Test Boring Logs, Monitoring Well Reports, Test Pit Logs, Headspace Reports for Rochford Field (5 MB)
  • Appendix F: Groundwater Monitoring Reports (1 MB)
  • Appendix G: Results of Laboratory Analyses of Soil Samples (20 MB)
  • Appendix H: Results of Laboratory Analyses of Groundwater Samples (8 MB)
  • Appendix I: Photographs - Mill Rock Park/Rochford Field (1 MB)
  • Appendix J: Geoprobe Logs for CTDEP Explorations, Mill Rock Park and Rochford Field (3 MB)
• Addendum (October 11, 2005)

Supplemental Phase III Environmental Investigation Interim Data Report (January 28, 2005) (4.19 MB)

Request for Modification to Supplemental Phase III Environmental Investigation Work Plan (November 2004)

• Conditional Approval of Request

Supplemental Phase III Environmental Investigation Work Plan (October 2004)

Work Plan - Soil and Groundwater Test

Supplemental Phase III Environmental Investigation Work Plan (July 2004)

Disapproval letter - Comments on Phase II and III Environmental Site Investigation, Rochford Field and Mill Rock Park, Hamden, CT (June 2004)

Phase II and III Environmental Investigations, Rochford Field and Mill Rock Park, Hamden, CT (December 2002)

• Report
• Figures

Test Pit Investigations, Rochford Field and Mill Rock Park, Hamden, CT (December 2002)

• Report
• Figures

Oversight of U.S. EPA Remedial Activities, Rochford Field and Mill Rock Park, Hamden, CT (November 2002)

• Figures

ASTM Phase I Environmental Site Assessment, Hamden Middle School and surrounding Newhall Street Neighborhood, Hamden, CT (January 2002)

• Report
• Figures