The Risk Assessment Information System

  Toxicity
Values		 Toxicity
Profiles		 PRGs Risk
Models		 Ecological
Benchmarks		 ARARs Background
Values		 Glossary

  RAIS Home

  What's New

  FAQ

  Tutorials

  Contacts

  Risk Assessment
   Guidance

  Regulatory
   Guidance

  Risk Tools

  ORO Site-Specific
   Information

  SADA

  EPA Tools

  Affiliated
   Organizations

 

 


Ecological Benchmarks



Please select one or more chemicals to search.

Please select one or more benchmarks to search.


Soil Benchmarks

EPA Region IV Soil Screening Benchmarks
ORNL Plant Benchmarks
ORNL Soil Invertebrate Benchmarks
ORNL Soil Microbe Benchmarks

Sediment Benchmarks

EPA Region IV Sediment Screening Benchmarks
EPA OSWER Sediment Screening Benchmarks
NOAA Sediment Effects Range Low Benchmarks
NOAA Sediment Effects Range Median Benchmarks
FDEP Threshold Effects Level Sediment Benchmarks
FDEP Probable Effects Level Sediment Benchmarks
Washington Apparent Effects Threshold Sediment Benchmarks
EPA ARCS Threshold Effects Concentration Sediment Benchmarks
EPA ARCS Probable Effects Concentration Sediment Benchmarks
EPA ARCS No Effects Concentration Sediment Benchmarks
Ontario Low Effects Level Sediment Benchmarks
Ontario Severe Effects Level Sediment Benchmarks

Surface Water Benchmarks

Tennessee Maximum Surface Water Screening Benchmarks
Tennessee Continuous Surface Water Screening Benchmarks
Kentucky Acute Surface Water Screening Benchmarks
Kentucky Chronic Surface Water Screening Benchmarks
EPA OSWER Ambient Water Quality Criteria Surface Water Benchmarks
EPA OSWER Tier II Surface Water Benchmarks
EPA Region IV Acute Surface Water Screening Benchmarks
EPA Region IV Chronic Surface Water Screening Benchmarks
EPA Acute Ambient Water Quality Criteria Surface Water Benchmarks
EPA Chronic Ambient Water Quality Criteria Surface Water Benchmarks
Tier II Secondary Acute Surface Water Benchmarks
Tier II Secondary Chronic Surface Water Benchmarks
Lowest Chronic Value Surface Water Benchmarks for Fish
Lowest Chronic Value Surface Water Benchmarks for Daphnids
Lowest Chronic Value Surface Water Benchmarks for non-Daphnid Invertebrates
Lowest Chronic Value Surface Water Benchmarks for Aquatic Plants
Minimum Lowest Chronic Value Surface Water Benchmarks
20% Effects Concentration Surface Water Benchmarks for Fish
20% Effects Concentration Surface Water Benchmarks for Daphnids
20% Effects Concentration Surface Water Benchmarks for Sensitive Species
20% Effects Concentration Surface Water Benchmarks for Bass Population

Acronyms:

  • EPA = Environmental Protection Agency
  • ORNL = Oak Ridge National Laboratory
  • OSWER = Office of Solid Waste and Emergency Response
  • NOAA = National Oceanic and Atmospheric Administration
  • FDEP = Florida Department of Environmental Protection
  • ARCS = EPA's Assessment and Remediation of Contaminated Sediment Program

For information or technical assistance, please contact Fred Dolislager.