Useful Links for Developing Ecological Risk Assessments
Links to pages on this and other sites that have useful information for developing ecological risk assessments.
- About These Links
- TCEQ Documents and Rules
- Ecological Guidance
- U.S. EPA
- Sediment
- Soil
- Surface Water
- Wildlife—General
- Mammals
- Birds
- Amphibians and Reptiles
- Fishes
- Threatened and Endangered Species
- Toxicologial Profiles
- Petroleum-Contaminated Sites
- Radionuclides
- Defense Site–Related Research/Munitions
- Chemical Names and CAS Numbers
- Maps
- General Sites
- Publications Sites
TCEQ Documents and Rules
- Ecological Risk Assessment Program (main ERA page)
- Texas Risk Reduction Program (TRRP) (Includes links to rules and guidance)
- Texas Surface Water Quality Standards (TSWQS)
- Procedures to Implement the Texas Surface Water Quality Standards
- TCEQ/Trustee MOU
Ecological Guidance
- TCEQ Ecological Risk Assessment Program
- Oak Ridge National Laboratory (ORNL) Ecological Risk Analysis: Guidance, Tools, and Applications
- ORNL Risk Assessment Information System (several good tools)
- EPA Screening Level Ecological Risk Assessment Protocol for Hazardous Waste Combustion Facilities
- USACE Ecological Guidance
- EPA Guidelines for Ecological Risk Assessment
- New Zealand Ecological Risk Assessments
- Canadian Environmental Quality Guidelines
- EPA Ecological Risk Assessment Web-based Training
- EPA Watershed Ecological Risk Assessments
- Navy Guidance for Conducting Ecological Risk Assessments
- National Center for Environmental Assessment’s (NCEA) Ecological Assessment Program
- EPA Ecological Risk Assessment Guidance for Superfund
U.S. EPA
- Integrated Risk Information System (IRIS)
- ECOTOX Database (aquatic and terrestrial toxicological data)
- EPA Office of Water (links to sediment guidance, water quality standards, and other useful topics)
- EPA People Locator
- EPA Region 4 Ecological Screening Values
- Combustion Guidance for Human Health (some defaults in here used at times)
- Superfund Risk Assessment (variety of links)
- Superfund: Natural Resource Damages and Ecological Risk Assessments
Sediment
- Contaminated Sediment Management publications (has many valuable sediment links)
- EPA Contaminated Sediment in Water
- NOAA SQuiRT Table
- USACE BSAF Database
- USACE Trophic Trace Model
- EPA 2004 Contaminated Sediment Report
- SedWeb
- Sediment Management Work Group
- Washington State Sediment Management (several links)
- EPA sediment guidance, documents, fact sheets, and policies(various links to multiple EPA Superfund documents)
- National Sediment Bioaccumulation Conference Proceedings Summary
Soil
Surface Water
Wildlife—General
- EPA Wildlife Exposure Factors Handbook
- USGS Wildlife and Contaminants Online (for toxicological data and life history information)
- Wildlife Life History Accounts (from Texas Tech)
- California Ecotox Database (toxicological data and life history information)
- Biology of the Rio Grande Region, USGS Bibliography
- USACE Environmental Effects Residue Database
Mammals
Birds
- Life Histories of Forest and Rangeland Birds, USGS
- Animal Diversity Web, Bird Life Histories
- Smithsonian Marine Station Bird Life History Information
- Patuxent Bird Identification InfoCenter, USGS
Amphibians and Reptiles
- Herps of Texas
- Center for North American Herpetology
- RATL: A Database of Reptile and Amphibian Toxicology Literature
- USGS Checklist of Amphibian Species and Identification Guide
Fishes
Threatened and Endangered Species
Toxicological Profiles
- Agency for Toxic Substances and Disease Registry (ATSDR) Toxicological Profiles
- USGS Toxic Substances Hydrology Program Bibliography
- USGS Contaminant Profiles (Eisler Papers)
- TOXNET (Toxicology Data Network)
Petroleum-Contaminated Sites
- Managing Ecological Impacts at Exploration and Production Sites
- Natural Gas and Oil Technology Partnership (NGOTP) Program
- Petroleum Environmental Research Forum (PERF)
- Tallgrass Prairie Preserve
Radionuclides
- Biota Dose Assessment Committee (BDAC)
- ORNL Radionuclides and their Associated Risks
- International Atomic Energy Agency (IAEA)
- International Commission on Radiological Protection (ICRP)
- International Union of Radioecology (IUR)
- National Council on Radiation Protection and Measurements
- Periodic Table of the Isotopes
- Nuclear Regulatory Commission (NRC)
- New Mexico Environmental Department’s Guidance for Assessing Ecological Risks Posed by Radionuclides
Defense Site–Related Research/Munitions
- ORNL Environmental Sciences Division (ESD) and Strategic Environmental Research and Development Program (SERDP)
- Strategic Environmental Research and Development Program
- US Army Wildlife Toxicity (TRVs and toxicological data for munitions)
Chemical Names and CAS Numbers
Maps
General Sites
- Risk Assessment and Policy Association
- Risk World
- Society for Risk Analysis
- Society of Environmental Toxicology and Chemistry (SETAC)
- USDOE Office of Environmental Policy and Assistance, Dose, and Risk Assessment
- National Academy of Sciences
- Encyclopedia of the Atmospheric Environment
Publication Sites
- Ecology WWW
- USGS Columbia Environmental Research Center Publications
- Syracuse Research Corp (many links and free databases)
- PubMed
About These Links
These online resources are meant to be a service to those persons preparing ecological risk assessments for submittal to the agency. As you use these resources, keep these points in mind:
- Many of these links exit our Web site.

- This list is not an endorsement of the information contained on the site.
- These links are sources of useful information, however, the information may not be directly applicable to the preparation of ERAs for submittal to the TCEQ.
- Some of these sites contain more generalized information and so might include both ecological- and human health–related information.


