Southwest Region BECOS TO 2 PWS Attch 2 - Base Specific Req Williams Dft 20 SEP 19 v3.0.docx

FA4890-06-R-9999

Attachment 1

APRIL XX, 2009

- final –

BECOS TO 2

ATTACHMENT 2

20 September 2019

1.1 Scope

The former Williams Air Force Base (AFB) is listed on the National Priorities List (NPL) and has a federal facility agreement (FFA) in place. The sites included in this scope are being addressed under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) process unless otherwise indicated. The closed CERCLA sites included in this scope are closed with restrictions and are included in the Five-Year Review for the former base. Institutional Controls (Declarations of Environmental Use Restrictions [DEURs] and Voluntary Environmental Mitigation Use Restrictions [VEMURs]) at the closed sites are monitored by the Arizona Department of Environmental Quality (ADEQ) and the landowner.

In addition to the requirements presented in this PWS, this scope includes the following:

· Well inspection and maintenance for wells installed by others under the PFOS/PFOA program.

Contractors are not responsible for the following:

· No additional base-specific exclusions.

1.3 Applicable Documents

Key Documents

1.4 Work Ramp-Up and Transition

Transition of Work

Complete Reporting Complete

1.5 Remedial System Components

· See Attachment 1 regarding remedial system components.

2.6.1 Meeting/Teleconference Support

· On-site BRAC Cleanup Team meetings are held twice per year and teleconferences are conducted monthly for the rest of the year.

2.6.2 Public Meetings and Hearings

· Note it is anticipated that RAB will be adjourned prior to the start of the period of performance.

2.6.5 Site Access: Permits, Easements, and Work Site Access

· City of Mesa sewer permit for Class II industrial wastewater discharge from ST012 as needed (City of Mesa Discharge Permit M-5863-0122). Note semiannual reporting requirements specified by permit Part 7A.

2.9 Contractor Documentation

· No base-specific requirements.

3.4 Computer Aided Design Drawing (CADD) and Geographic Information Systems (GIS) Updates

· No base-specific requirements.

6.14 Land Use Controls (LUC)

· Institutional Controls (Declarations of Environmental Use Restrictions [DEURs] and Voluntary Environmental Mitigation Use Restrictions [VEMURs]) at the closed sites are monitored by the Arizona Department of Environmental Quality (ADEQ) and the landowner.

· The Air Force will provide copies of landowner annual reports to the Contractor. The reports are required by state covenants for applicable sites by respective property owners. The annual inspection report shall be provided or otherwise included in site reports by the Contractor to confirm implementation of environmental restrictions.

6.15 Five-Year Reviews

· The most recent CERCLA Five-Year Review was completed in 2017. The next review is due by 29 September 2021.

· A parallel abbreviated five-year review for non-CERCLA sites will be provided to the Air Force documenting compliance with any monitoring requirements and any land-use restrictions. Assume four non-CERCLA sites with minimum restrictions.