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Natural Resources

Border Colonia Geography Online. Online mapping application that shows the colonia areas in the state. From the Texas Attorney General's office.
Envirofacts Data Warehouse. Brought to you by the Environmental Protection Agency, this is the place to search for your county and see how it is doing on environmental issues.
EPA ZIP Code Search. Locate a cross-section of environmental information based on the entered zip code.
Federal Emergency Management Agency (FEMA). The federal agency charged with building and supporting the nation's emergency management system. This is the main page of their web site.
FEMA Map Service Center. The Map Service Center (MSC) distributes National Flood Insurance Program (NFIP) materials to a broad range of customers, including Federal, State, and local government officials; real estate professionals; insurance providers; appraisers; builders; land developers; design engineers; surveyors; lenders; and the public.
FEMA Flood Hazard Mapping - DFIRM. Information about the draft Digital Flood Insurance Rate Map (DFIRM) Spatial Database.
Federal Brownfields Resources. Links to information on Brownfields from the U.S. Environmental Protection Agency. A brownfield is a site that has actual or perceived contamination and an active potential for redevelopment or reuse.
Local Government Environmental Assistance Network. The Local Government Environmental Assistance Network is a forum and clearinghouse of environmental information for local government. It provides 24-hour access to regulatory and pollution prevention information, message boards, regulatory updates, grants and financing information, and much more.
National Climatic Data Center. Historical weather information with most of the data or publications for sale, but some free information.
Office of the State Climatologist. OSC retains a large data base covering Texas and southern states and, as well as publishing regular reports and monographs, undertakes research on climate patterns and applied meteorology.
Socioeconomic Data and Applications Center. SEDAC's mission is to develop and deliver information products and services that integrate social and natural science data in ways useful for decision making. Developed and operated by CIESIN. See above.
Surf Your Watershed. This page is from the Environmental Protection Agency (EPA). You can click on a map of Texas to find out information about your watershed and find out about the water quality within that watershed.
TCEQ Home Page. The Texas Commission on Environmental Quality is the lead environmental agency for the state.

The Texas Natural Resources Information System (TNRIS). The Texas Natural Resources Information System (TNRIS) is the state's clearinghouse and referral center for natural resources data. Its primary purpose is to make data available to data users quickly and reliably.

Texas Water Development Board. The Texas Water Development Board's (TWDB) mission is to provide leadership, technical services and financial assistance to support planning, conservation and responsible development of water for the State of Texas.
Texas Waternet. A service of the Texas Water Resources Institute at Texas A & M University. Search the subject index for publications or locate a link. You can also access their database of researchers from Texas universities with expertise in water related issues.
US EPA Publications. On-line documents from the U.S. Environmental Protection Agency (EPA) including brownfield issues.


American Red Cross: Emergency Resource Library. Fact sheets, preparedness checklists, recovery guides and other information to keep inidividuals informed and safe. Also, see their Disaster Recovery Guide web page. They even have a page of advice specific to Seniors.
Coping with Disaster. Information from FEMA on dealing with the ​emotional effects of a disaster. 
Disaster Preparedness - General Pet Care. Advice from the American Society for the Prevention of Cruelty to Animals (ASPCA) on steps to take both before and during a disaster. Includes sections specific to different kinds of animals such as horses, birds, reptiles, and small mammals (i.e., gerbils and hamsters).
Disaster Readiness Tips for People with Mobility Disabilities. Tips from BrainLine - a service of WETA, the public TV and radio station in Washington, DC.
Floods: People With Disabilities - Disaster Safety. Information from FLASH, the Federal Aliance for Safe Homes.
Saving the Whole Family: Disaster Preparedness. The American Veterinary Medical Association (AVMA) developed this booklet (PDF) to help you avoid having to leave  your animals stranded in the event of a disaster or an evacuation.

University of Texas

Bureau of Economic Geology. A contract based research unit of the University of Texas.

Obtaining Hydrologic Data through the Internet. Find out about Digital Elevation Models (DEMs), Digital Line Graphs (DLGs), Hydrologic Unit Codes(HUCs), Land Use/Land Cover Files (LULC), and River Reach Files (RF1).

Other Useful Internet Sites for Water Resources and GIS. Includes links to federal agencies, international agencies, and Texas state agencies.
USGS -- GIS Data for Water Resources. This site serves as a node of the National Spatial Data Infrastructure (NSDI) for finding and accessing USGS spatial data related to water resources.
USGS Water-Use Information Program. Water-use information for planners, managers, policy makers, educators, and the general public.