Administrative

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	BASINS Managed Areas	USEPA BASINS	ESRI Shapefile (Polygon)	1:250,000	17 KB
	BASINS State Boundaries	USEPA BASINS	ESRI Shapefile (Polygon)	1:500,000	16 KB
	Geographic Names Information System (GNIS)	GNIS	ESRI Shapefile (Point)		325 KB
	GNIS Populated Places	GNIS	ESRI Shapefile (Point)		17 KB
	Land Ownership	EMRG	ESRI Shapefile (Polygon)	1:100,000	14,654 KB
	Tiger 2000 County Boundaries	US Census Bureau via ESRI	ESRI Shapefile (Polygon)	1:100,000	2,209 KB

Biology

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	EPA Level 3 and Level 4 Ecoregions	USEPA	ESRI Shapefile (Polygon)	1:250,000	1,468 KB
	Macroinvertebrate Sampling Locations	USU Bug Lab	ESRI Shapefile (Point)		14 KB

Climate

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	MesoWest Weather Stations	EMRG	ESRI Shapefile (Point)		512 KB
	PRISM Annual Precipitation Grid	EMRG	ArcInfo Grid (Grid)		1,488 KB
	PRISM Annual Precipitation Vector	Spatial Climate Analysis Service Oregon State University	ESRI Shapefile (Polygon)		395 KB
	SNOTEL Sites	EMRG	ESRI Shapefile (Point)		15 KB
	Weather Data Locations	USEPA BASINS	ESRI Shapefile (Point)		5 KB

Environmental

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	BASINS Water Quality Station Locations	USEPA BASINS	ESRI Shapefile (Point)		32 KB
	Daily Streamflow Gage Locations	EMRG	ESRI Shapefile (Point)		9 KB
	Mine Locations	USEPA BASINS	ESRI Shapefile (Point)		25 KB
	Permit Compliance Locations	USEPA BASINS	ESRI Shapefile (Point)		7 KB
	Real Time Streamflow Gage Locations	EMRG	ESRI Shapefile (Point)		2 KB

Geology

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	Principal Aquifers	National Atlas	ESRI Shapefile (Polygon)	1:2,500,000	82 KB
	STATSGO Soils	USEPA BASINS	ESRI Shapefile (Polygon)	1:500,000	527 KB

Hydrology

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	Dam Locations	USEPA BASINS	ESRI Shapefile (Point)		12 KB
	NHD Medium Resolution Flow Lines	USGS National Hydrography Dataset	ESRI Shapefile (Line)	1:100,000	3,913 KB
	NHD Medium Resolution Waterbodies	USGS National Hydrography Dataset	ESRI Shapefile (Polygon)	1:100,000	547 KB
	Reach File Version 1	USEPA BASINS	ESRI Shapefile (Line)	1:500,000	86 KB

Land Use/Land Cover

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	National Land Cover Dataset	USGS Seamless Data Server	ArcInfo Grid (Grid)	1:24,000	8,882 KB
	USGS GIRAS Land Use	USEPA BASINS	ESRI Shapefile (Polygon)	1:250,000	5,261 KB

Terrain

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	100 Meter National Elevation Dataset DEM	EMRG	ArcInfo Grid (Grid)		13,619 KB
	30 Meter National Elevation Dataset DEM	USGS Seamless Data Server	ArcInfo Grid (Grid)	1:24,000	150,848 KB
	Coarse Resolution DEM	USEPA BASINS	ArcInfo Grid (Grid)	1:250,000	4,104 KB

TMDL

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	303(d) Listed Lakes and Reservoirs	Cirrus Ecological Solutions, Inc.	ESRI Shapefile (Polygon)	1:24,000	54 KB
	303(d) Listed Point Sources	Cirrus Ecological Solutions, Inc.	ESRI Shapefile (Point)	1:24,000	4 KB
	303(d) Listed Streams and Rivers	Cirrus Ecological Solutions, Inc.	ESRI Shapefile (Line)	1:24,000	4,508 KB

Transporation

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	Detailed Roads	Bureau of Transportation Statistics	ESRI Shapefile (Line)	1:100,000	5,339 KB

Transportation

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	Major Roads	USEPA BASINS	ESRI Shapefile (Line)	1:500,000	1,827 KB

Watersheds

	DATASET NAME	SOURCE	DATASET TYPE	SCALE	FILE SIZE
	Bear River Watershed Boundary	EMRG	ESRI Shapefile (Polygon)	1:24,000	245 KB
	USGS 12 Digit HUC Boundaries	USGS	ESRI Shapefile (Polygon)	1:24,000	2,239 KB
	USGS 8 Digit HUC Boundaries	EMRG	ESRI Shapefile (Polygon)	1:24,000	572 KB