GIS in
Water Resources Consortium
ArcGIS Hydro Data
Model
Center for Research in Water Resources
Environmental and Water Resources (EWRE) Program, UT Austin
Terrain Analysis in
Water Resources Applications Conference
Fluid Flow, Hydraulics and Hydrology 
Oregon State University
PRISM project for gridded precipitation and climate 
Global Climatology at
University of Delaware 
GIS Hydrology at the University of
Maryland 
Hydrologic Research Center 
National Center for Geographic Information
and Analysis (NCGIA) 
Consortium of Universities for the Advancement of Hydrologic Science (CUAHSI)
CUAHSI Committee on Hydrologic Information Systems
Cyberinfrastructure for Environmental Research and Education
NSF Advisory Panel on Cyberinfrastructure Report
Hydrological Data
and Information System
Geocommunity 
ArcUser 
ArcNews 
Microsoft Visual Basic Programmers Guide
TAMU
Blackland Research Center: 
Texas USGS HomePage 
Texas Water Development Board 
Texas Natural Resource Conservation
Commission 
Texas Natural Resource Information
System (TNRIS) 
Texas Parks and Wildlife Dept, River Studies Program
TWDB Groundwater
Availability Modeling Program (GAM)
Texas Strategic
Mapping Program (StratMap) 
TNRIS Anonymous
FTP site  
Texas WaterNet (Texas Water Resources
Institute) 
Texas WetNet (General Land Office,
Wetlands Info) 
Edwards Aquifer Research
and Data Center 
Nexrad
Precipitation Data Displays 
Nonpoint Source Pollution in Texas 
Colorado River Decision Support System 
Texas Geographic Information
Standards 
TxDOT
Hydraulic Design Manual
Selected USGS
Water Resources Abstracts 
Water Modeling Software 
Hydrologic
Engineering Center 
Topographic
Engineering Center, Datum Conversions 
FEMA Flood Maps 
Hydraulics Laboratory, Waterways
Experiment Station 
NSDI Spatial Data Clearing House 
US Geodata
(EROS Data Center) 
National Atlas of the
United States
National Elevation Dataset (NED)
Seamless Data Delivery
(NED and SRTM Elevation and Landcover)
National Elevation
Dataset - Hydrography (NED-H)
Elevation Derivatives for National Applications (EDNA)
NSSL
National Basin Delineation Project
USGS Water Resources Spatial Data
Products 
USGS Geographic Names
Information System 
USGS National Atlas of the
United States 
USGS North
American Land Cover Characteristics 
GTOPO30 Digital
Elevation Model 
Multiresolution Land Cover Project for the
US 
National
Land Cover Dataset 
pH of Precipitation 
Provides access to atmospheric deposition data throughout the US. 
Environmental Modeling Center, National
Weather Service 
Environmental Protection Agency
Athens Site 
EPA Basins Model 
EPA Office of Air QualitySupports
access to the Toxic Release Inventory Data by a query search 
EPA Index of Watershed Indicators 
National Climatic Data Center (NCDC) 
National
Inventory of Dams 
NOAA Climate
Division Map 
The info file of this coverage has normal temperature and precipitation for
each climate unit. 
NOAA
Precipitation Station Locations 
NOAA Monthly Precipitation
Data 
Hydrometeorological Networks in the United States
National Operational Hydrologic Remote
Sensing Center(snow surveys) 
NWS Flood Forecasting
GIS data 
NWS
Nexrad Radar Rainfall Images
NWS
Flash Flood Monitoring System
GEWEX (Global Energy and Water Experiment)
NCAR VEMAP Vegetation and Ecosystem
Mapping Project 
NASA
Surface Radiation Budget   (ftpsite)
NASA Land Data
Assimilation System (LDAS)
National Wetlands Inventory 
National Biological Survey 
National Drought Mitigation
Center 
National Geophysical Data Center
National Center for Atmospheric Research
FGDC Manual
of Federal Geographic Data Products 
Environmental Protection Agency 
National Environmental Data Index
USDA Agricultural Research
Service Experimental Watersheds 
USDA Natural
Resources Conservation Service Soils Data 
USDA Natural Resources
Conservation Service Water and Climate Data 
USDA Forest Service
Natural Resource Information System
NRCS Digital Raster Graphics and
Digital Orthophotography 
NRCS Soil and
Climate Analysis Network
Hydrologic Unit Modeling for the
United States 
Atmospheric Radiation Measurement
Data 
US Census Bureau Data
from Ciesin 
Census Map Server 
NASA Data Visualization 
GOES
Weather Satellite and Hurricane Tracking 
National Hydrography Dataset 
Water Science and Technology Board,
National Research Council 
USGS Coastline
Extractor 
BOSS International (hydrology and hydraulic software)
Federal Highway Administration – Bridge Hydaulics
Global Runoff Data
Centre 
Global Hydrology Data Archive
UNESCO World Water Assessment
Global Precipitation
Climatology Centre (GPCC) 
SPOT Satellite Images 
World Meteorological Organization 
International Institute for Applied Systems
Analysis 
Global Land Cover
Data 
PC Raster (University of Utrecht)
Mutate Distance Learning Project in Europe
Eurotas, European
Flood Risk Assessment System 
Environmental Systems
Research Institute, Inc. 
Hydrology
AMLs