GIS: USGS Data Information & Standards

National Mapping Program Geospatial Data Standards
Spatial Data Infrastructure Cookbook
STDS, Spatial Data Transfer Standards Factsheet
USGS Map Accuracy Standards
USGS Geographic Data Download Page
USGS Geologic Mapping Standards

Digital Data Status Viewer Here you can check the status of digital data such as 3.75', 7.5', 15', 100k, and NHD, National Hydrography Database through the National Map

Topographic Mapping for the 21st Century, National Map Factsheet

USGS Digital Data Examples for use in Geographic Information Systems

DEM

Information on Digital Elevation Models, DEM:
DEM Geodata Factsheet
DEM Standards
Digital Elevation Models, DEM
USGS EROS DEM
DEM Guide

Webpages on certain USGS DEMs
30 arc-second Digital Elevation Model (DEM) Data, GTOPO 30
2 Arc-Second DEMs, 30'
7.5-Minute DEM, 1:24,000
1-degree DEM, 1:250,000 This page is a Guide for USGS DEMS

DLG

Digital Line Graphs, DLG
US Geodata DLG Factsheet
DLG Standards

DRG

Digital Raster Graphics, DRG
Digital Raster Graphics, DRG Factsheet
DRG Standards

DOQ

Digital OrthoQuadrangle Information, DOQ
DOQ Factsheet
Guide to DOQ Data
DOQ Standard
FAQs about DOQs

NED

Information about the NED, National Elevation Dataset NED Factsheet
NED Factsheet on Elevation

United States Antarctic Research Center

USARC Website
USARC, United States Antarctic Research Center Factsheet

National Hydrography Dataset, NHD

NHD Homepage
NHD Factsheet

National Land Cover Dataset, NLCD

NLCD Website
NLCD Factsheet
NLCD 2001 Information and Data
NLCD 1992, Information and Data

Go to Spatial Data Standards Page at the University of Oregon Map Library