Science & Technology

WhAEM2000 BBM Files - Groveton, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Groveton Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Gloucester, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Gloucester Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Fort Fairfield, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Fort Fairfield Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Flagstaff Lake, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Flagstaff Lake Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Eastport, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Eastport Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Dover-Foxcroft, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Dover-Foxcroft Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Danforth, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Danforth Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Clayton Lake, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Clayton Lake Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Chamberlain Lake, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Chamberlain Lake Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Calais, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Calais Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Bath, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Bath Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Bar Harbor, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Bar Harbor Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Bangor, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Bangor Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

Remediation to Restoration to Revitalization

Page describing EPA R2R2R research.

EPA Proposes Plan to Step Up Groundwater Cleanup at San Fernando Valley Superfund Site, Increasing Supply of Safe Drinking Water

U.S. Environmental Protection Agency (EPA) has released a proposed plan to address a contaminated groundwater plume at the San Fernando Valley (Area 2) Superfund site, located near Glendale, CA. EPA is seeking public input on the plan through April 14th.

Release Date: March 16, 2026

Fact Sheet: Performance-Based Cleanup and Disposal Under Section 761.61(b)

This fact sheet describes changes to the federal polychlorinated biphenyl (PCB) regulations at 40 Code of Federal Regulations part 761 that went into effect on February 26, 2024, which amended the performance-based disposal option for PCB remediation.