DEA's Experience and Qualifications
For more than 25 years, DEA has worked closely with its clients to provide outstanding, award-winning project designs. Our environmental scientists are highly experienced in providing practical, innovative solutions to meet our client's environmental challenges. These services are augmented by a full complement of professional disciplines.
Our environmental specialties include:
Fish and Aquatic Biology
- fish and habitat surveys, fluvial geomorphology, stream channel form and function, fish passage, riparian restoration, watershed and limiting factor analysis, bioengineering, and monitoring.
Wildlife Habitat/Biological Diversity
- threatened, endangered, and sensitive species surveys; population viability analysis; monitoring; habitat mapping; and habitat restoration
Plant Ecology and Botany
- plant community analysis; mapping and restoration plans; integrated vegetation management; and sensitive, threatened, and endangered plant surveys and management strategies
Water Quality
- watershed analysis, stormwater management, wetlands creation, wetlands treatment for water quality improvements
Environmental Documentation
- environmental assessments and impact statements, biological assessments
Landscape Design
- sustainable landscape design, habitat restoration, seed collection, and plant collection
Resource Economics
- habitat restoration value assessment, economic assessment of environmental conditions, and return-on-investment analysis for ecosystem improvements
Our professionals are experienced helping federal agencies comply with environmental laws and regulations, including:
- Archaeological and Historic Preservation Act
- Archaeological Resources Protection Act
- Clean Air Act
- Clean Water Act
- Endangered Species Act
- Executive Orders addressing wetlands, floodplains, farmland protection, and environmental justice
- Fish and Wildlife Coordination Act
- Migratory Bird Treaty Act
- National Environmental Policy Act
- National Historic Preservation Act
- Native American Graves Protection and Repatriation Act
- Pollution Prevention Act
- Safe Drinking Water Act
- State, regional, and local planning, zoning, and subdivision laws
- U.S. Department of Transportation Act
- U.S. Rivers and Harbors Act
DEA's federal agency clients include:
- Bonneville Power Administration
- Federal Aviation Administration
- Federal Bureau of Prisons
- Federal Highway Administration
- General Services Administration
- National Oceanic and Atmospheric Administration
- National Park Service
- U.S. Air Force
- U.S. Army
- U.S. Army Corps of Engineers
- U.S. Bureau of Land Management
- U.S. Bureau of Reclamation
- U.S. Coast Guard
- U.S. Department of Commerce
- U.S. Department of Energy
- U.S. Department of Housing
- U.S. Department of Veterans Affairs
- U.S. Environmental Protection Agency
- U.S. Fish and Wildlife Service
- U.S. Forest Service
- U.S. Geological Survey
- U.S. Marine Corps
- U.S. Navy
- U.S. Postal Service