The Risk Assessment Information System
Home
Chemical Tools
Chemical Toxicity
Chemical Toxicity Values
Chemical Toxicity Metadata
Chemical Data Profiles
Dioxin Equivalent Concentration Calculator
PAH Equivalent Concentration Calculator
Chemical Parameters
PRG Calculator & User's Guide
Risk Calculator & User's Guide
ARAR Search
Ecological Benchmarks
Adult Lead Model
Adult Lead Soil Risk Calculator
Adult Lead Soil PRG Calculator
Media Transport Tools
Groundwater Transport Calculator
PEF Transport Calculator
VF Transport Calculator
Background Values
Generic Background Values
Oak Ridge Background
Portsmouth Background
Paducah Background
Radionuclide Tools
Radionuclide Toxicity
Radionuclide Slope Factors
Radionuclide Dose Conversion Factors ICRP 107
Radionuclide Dose Conversion Factors ICRP 30
Radionuclide Dose Conversion Factors ICRP 60
Radionuclide Parameters
PRG Calculator & User's Guide
Risk Calculator & User's Guide
ARAR Search
Ecological Benchmarks
Media Transport Tools
Groundwater Transport Calculator
PEF Transport Calculator
Background Values
Generic Background Values
Oak Ridge Background
Portsmouth Background
Paducah Background
Tutorials
RAIS Main Tutorial
What is Risk Assessment
NIH ToxTutor
Guidance
ORO Risk Assessment Guidance
Technical Memoranda
EPA Regulatory Guidance
EPA Human Health Guidance
EPA Ecological Guidance
EPA Regional Supplemental Guidance
State Guidance
Partners & Collaborations
ORNL
ORNL Environmental Sciences
ORNL Environmental Risk and Energy Analysis Group
Center for Radiation Protection Knowledge
DOE Oak Ridge
UTK Ecology and Evolutionary Biology
World Health Organization
UCOR
State of Alaska
Cleanup Levels Calculator
Cumulative Risk Calculator
State of Delaware
Risk Calculator
SADA
EPA Chemical Tools
Regional Screening Levels for Chemicals (RSLs)
Chemical Vapor Intrusion Screening Levels (VISLs)
Regional Removal Management Levels for Chemicals (RMLs)
Provisional Peer Reviewed Toxicity Values for Superfund (PPRTV)
Health Effects Assessment Summary Tables for Superfund (HEAST)
EPA Radiation Tools
Preliminary Remediation Goals for Radionuclides (PRG)
Preliminary Remediation Goals for Radionuclides in Buildings (BPRG)
Preliminary Remediation Goals for Radionuclides in Outdoor Surfaces (SPRG)
Dose Compliance Concentrations for Radionuclides (DCC)
Radon Vapor Intrusion Screening Level (RVISL)
Dose Compliance Concentrations for Radionuclides in Buildings (BDCC)
Dose Compliance Concentrations for Radionuclides in Outdoor Surfaces (SDCC)
Radionuclide Decay Chain Tool
Support
Training
Contact
Document Search
Glossary
New Items
FAQ
K-25 Site: Total Residential GW Risk (Unconsolidated Wells: 10
-6
- 10
-4
)
Join the RAIS User's Group for Updates
Register
