General information on the database is available here.

Index:

• Boundary/Cadastre
• Climate
• Fauna
• Flora
• Geodetic
• Geology
• Hydrography
• Imagery
• Land Status
• Military Operations
• Soil
• Transportation

Note: Categories follow Tri-Service Spatial Data Standard (v1.4 draft)

Geology

• Harford County Surface Geology
• Harford County Geological Fault Lines

Soil

• Soil Categories: Aberdeen, Edgewood, and Pooles Island
• APG Soil Erosion/Deposition Modeling

Hydrography

• Historical APG Area Shorelines
• 100-Year Floodline
• 500-Year Floodline
• Surface Hydrology
• Wetlands from the USFWS National Wetlands Inventory

Flora

• Vegetation Cover (DPW)
• Submerged Aquatic Vegetation (1990)
• Planted Submerged Aquatic Vegetation

Fauna

• Bald Eagle Nests and Roosts
• 500- and 1000-meter Buffer Zones for Bald Eagle Nests and Roosts
• Waterfowl Production Data for 1993
• Waterfowl Flight Data

Climate

• Surface Atmospheric Measurement Stations and 1992-93 Meteorological Data
• Edgewood Area Meteorological Towers

Boundary/Cadastre

• APG Post Boundary
• County Boundaries

Geodetic

• Reference Grid (400-scale [engineering])

Land Status

• Land Cover Classification Polygons from Landsat TM Imagery
• Land Cover Classification Polygons from Scanned NAPP Photography
• 1857 Land Cover / Land Use
• General Land Cover
• Maryland Office of Planning Land Use/Land Cover
• Timber Stand Classifications

Transportation

• Roads on APG (DPW)
• APG Airfields

Military Operations

• Range Activity Categories
• Test Track Roads on Aberdeen Proving Ground
• Testing/Operations Fields: Edgewood Area

Imagery

• Edgewood Scanned CIR Photograph
• Scanned 1857 U.S. Coastal Survey map