Category

Layer Description

Progress

Scale or Resolution

Spatial Extent

Agency

Source Dataset

Format

Dataset Name

Feature Class

Special Feature Types

Biological

Aquatic Species Sample Records

Complete,

Not available

for public

access

n/a

Full

Various

Compiled from individual state databases

Tabular

Agap_Spp

Records.mdb

n/a

--

Aquatic Species Sample Locations

Complete,

Not available

for public

access

Unspecified

Full

Various

Compiled from individual state databases

Vector

Agap_Samples

Point

--

Crayfish Sample Records

Complete, Not available for public access

n/a

Full

Various

Compiles from individual state databases

Tabular

Agap_Crayfish

Records.mdb

n/a

--

Fish Sample Records

Complete, Not available for public access

n/a

Full

Various

Compiles from individual state databases

Tabular

Agap_Fish

Records.mdb

n/a

--

Mussel Sample Records

Complete, Not available for public access

n/a

Full

Various

Compiles from individual state databases

Tabular

Agap_Mussel

Records.mdb

n/a

--

Boundaries

 

7.5-minute Quadrangles

Complete

1:24,000

Full

USGS

7.5-minute USGS quadrangle boundaries conus7

Vector

Agap_Quads

Polygon

--

Counties

Complete

1:100,000

Full

US Census Bureau

TIGER/Line 2000

Vector

Agap_Uscty

Polygon

--

States

Complete

1:500,000

Full

US Census Bureau

TIGER/Line 2000

Vector

Agap_States

Polygon

--

Census Tracts

Complete

1:100,000

Full

US Census Bureau

TIGER/Line 2000

Vector

Agap_Tracts

Polygon

--

Geologic

Bedrock Type

Not collected, map scale too small

1:7,500,000

Full

USGS

Generalized Geologic Map of the Conterminous United States

--

--

--

--

Physiographic Divisions

Complete

1:7,000,000

Full

USGS

Physical Divisions of the US

Vector

Agap_Physio

Region.Divisions

--

Physiographic Regions

Complete

1:7,000,000

Full

USGS

Physical Divisions of the US

Vector

Agap_Physio

Polygon

--

Physiographic Sections

Complete

1:7,000,000

Full

USGS

Physical Divisions of the US

Vector

Agap_Physio

Region.Sections

--

Physiogrpahic Provinces

Complete

1:7,000,000

Full

USGS

Physical Divisions of the US

Vector

Agap_Physio

Region.Provinces

--

Hydrography

 

Layer Description

Progress

Scale or Resolution

Spatial Extent

Agency

Source Dataset

Format

Dataset Name

Feature Class

Special Feature Types

Fourth-Order Watersheds

Complete

1:100,000

Full

CMI

Derived from NHD

Vector

Agap_Basin4

--

 

Ground Water Levels

Complete

n/a

Full

USGS

NWISWeb

Tabular

Agap_NWIS

Data.mdb

--

--

Hydrologic Accounting Units

Complete

1:100,000

Full

EPA

NHD

Vector

Agap_Huc

Region.Accounting

--

Hydrologic Cataloging Units

Complete

1:100,000

Full

EPA

NHD

Vector

Agap_Huc

Region.Catalog

--

Hydrologic Drainage Type

Complete

1:100,000

Full

EPA

NHD

Vector

Agap_Nhd

Route.Drain, Region.Drain

stream/river, artificial path, connector, pipeline; perennial or intermittent.

Hydrologic Units

Complete

1:100,000

Full

EPA

NHD

Vector

Agap_Huc

Polygon

--

Landmarks

Complete

1:100,000

Full

EPA

NHD

Vector

Agap_Nhd, Agap_Nhdpt

Point, Route.Lm, Region.Lm

Gaging station, spring, waterfall, well, dam/weir, gate, lock chamber, non-earthen shore, rapids, submerged stream, tunnel, wall, waterfall

Hydrography

Cont’d

Layer Description

Progress

Scale or Resolution

Spatial Extent

Agency

Source Dataset

Format

Dataset Name

Feature Class

Special Feature Types

National Atmospheric Deposition / National Trends Network Monitoring Locations

Complete

Unspecified

Full

NADP

NADP/NTN Database

Vector

Agap_Nadp

Point

--

National Water Information System Sites

Complete

Unspecified

Full

USGS

NWISWeb

Vector

Agap_Nwis

Point

Sites located at stream reaches, wells, test holes, springs, tunnels, drains, lakes, reservoirs, ponds, excavations, and water-use facilities

Predictor Reaches

Complete

1:100,000

Full

CMI

Derived from NHD

Vector

Agap_Nhd

Route.Reaches

Aquatic GAP analysis streams

Predictor Reach Waterbody Centerlines

Complete

1:100,000

Full

CMI

Derived from NHD

Vector

Agap_Nhd

Route.Centerlines

Aquatic GAP analysis streams

Rasterized Streams

Complete

1:100,000

Full

CMI

Derived from NHD

Raster

Agap_Strmg

--

--

Shreve Link Order

Complete

1:100,000

Full

CMI

Derived from NHD

Vector

Agap_Nhd

Route.Shreve

--

Strahler Stream Order

Complete

1:100,000

Full

CMI

NHD

Vector

Agap_Nhd

Route.Strahler

--

Hydrography

Cont’d

Layer Description

Progress

Scale or Resolution

Spatial Extent

Agency

Source Dataset

Format

Dataset Name

Feature Class

Special Feature Types

Stream Reach Elevation

In progress

1:100,000

Full

CMI

May be derived from NHD and NED

Tabular

--

--

--

Stream Size

In progress

--

Full

CMI

May be derived from shreve orders and/or flow accum

--

--

--

Headwater, creek, small river, big river

Streams

Complete

1:100,000

Full

EPA

NHD

Vector

Agap_Nhd

Arc

--

Transport Reaches

Complete

1:100,000

Full

EPA

NHD

Vector

Agap_Nhd

Route.Rch

--

Waterbody Reaches

Complete

1:100,000

Full

EPA

NHD

Vector

Agap_Nhd

Region.Rch

--

Waterbodies

Complete

1:100,000

Full

EPA

Derived from NHD

Vector

Agap_Nhd

Region.Wb

Canal/ditch, lake/pond, reservoir, stream/river

Upper Tennessee Watershed Area

Complete

1:100,000

Full

EPA

NHD

Vector

Agap_Huc

Region.Subregion

--

Landuse & Lancover

 

 

Land Ownership

In progress

1:100,000

Full

US Census Bureau

May be extracted TIGER/Line 2000

--

--

--

--

Major Dams

Complete

1:2,000,000

Full

USACE

National Inventory of Dams (NID)

Vector

Agap_Nid

Point

--

National Land Cover Data

Complete

30 m

Full

USGS

NLCD

Raster

Agap_Nlcd

--

--

Pipelines

Complete

1:100,1000

Full

US Census Bureau

TIGER/Line 2000

Vector

Agap_Pipeline

Line

--

Railroads

Complete

1:100,000

Full

US Census Bureau

TIGER/Line 2000

Vector

Agap_Rails

Line

--

Roads

Complete

1:100,000

Full

US Census Bureau

TIGER/Line 2000

Vector

Agap_Roads

Line

--

EPA Regulated Facilities

Complete

Unspecified

Full

EPA

Facility Registry System (FRS)

Vector

Agap_FRS

Point

--

Manufacturing Facilities

Complete

Unspecified

Full

EPA

Facility Registry System (FRS)

Vector

Agap_Manufact

Point

--

Mining Facilities

Complete

Unspecified

Full

EPA

Facility Registry System (FRS)

Vector

Agap_Mining

Point

--

Solid Waste Facilities

Complete

Unspecified

Full

EPA

Facility Registry System (FRS)

Vector

Agap_Waste

Point

--

Surface Characteristics

 

Layer Description

Progress

Scale or Resolution

Spatial Extent

Agency

Source Dataset

Format

Dataset Name

Feature Class

Special Feature Types

Aspect

Complete

1:24,000

Full

CMI

Derived from NED

Raster

Agap_Aspt

--

--

Depressionless Elevation

Complete

1:24,000

Full

USGS

NED

Raster

Agap_Ned

--

--

Drainage Basins

Complete

1:24,000

Full

CMI

Derived from NED

Raster

Agap_Bsin

--

--

Drainage Divides

Complete

1:24,000

Full

CMI

Derived from NED

Raster

Agap_Divd

--

--

Flow Direction

Complete

1:24,000

Full

CMI

Derived from NED

Raster

Agap_Fdir

--

--

Hillshading

Complete

1:24,000

Full

CMI

Derived from NED

Raster

Agap_Hlsd

--

--

Slope

Complete

1:24,000

Full

CMI

Derived from NED

Raster

Agap_Slpe

--

--