Interested in RAIS and EPA calculator training?

We provide training for the complete RAIS suite of calculators and the following EPA online calculators: RSL, RML, VISL, PRG, RVISL, DCC, BPRG, BDCC, SPRG, and SDCC. If you would like to have an RAIS or EPA calculator training at your facility, please email Fred Dolislager at dolislagerf1@ornl.gov for more information.

For tips with visiting ORNL and links to where to stay and what to do in Oak Ridge, TN, click here.

Upcoming Trainings (publicly open)

September 22-25, 2025. Oak Ridge National Laboratory Registration is open. Training details and registration are here.

October 23, 2025. Boise, Idaho. Hosted by the ID Department of Environmental Quality. Contact Kristi Louder for more information.

March 23-26, 2026. Oak Ridge National Laboratory. Registration will open in October.

Please email Fred Dolislager at dolislagerf1@ornl.gov for more information.

Past Trainings

Portsmouth, New Hampshire, April 1-4, 2025. Hosted by the NH Department of Environmental Services.

Oak Ridge National Laboratory, Oak Ridge, Tennessee, March 24-27, 2025. Course curriculum. Course evaluation summary.

Oak Ridge National Laboratory, Oak Ridge, Tennessee, September 16-19, 2024. Course curriculum. Course evaluation summary.

Oak Ridge National Laboratory, Oak Ridge, Tennessee, April 2-5, 2024. Course curriculum. Course evaluation summary.

Oak Ridge National Laboratory, Oak Ridge, Tennessee, October 2-5, 2023. Course curriculum. Course evaluation summary.

Oak Ridge National Laboratory, Oak Ridge, Tennessee, March 27-30, 2023. Course curriculum. Course evaluation summary.

Tennessee Department of Environment and Conservation (TDEC), Oak Ridge, Tennessee, April 25-26, 2022. RAIS and EPA risk calculators for radionuclides and chemicals. Course curriculum.

A two hour webinar was presented to 327 attendees of the Northeast Waste Management Officials' Association titled Using EPA's Regional Screening Levels Calculator Tool. December 3, 2020

Oak Ridge National Laboratory, Oak Ridge, Tennessee, October 1-4, 2019. Course curriculum. Course evaluation summary.

Virginia Department of Environmental Quality, Richmond, Virginia, April 29-30, 2019.

The University of Tennessee, Knoxville, Tennessee March 5-7, 2019. Course curriculum. Course evaluation summary.

Alaska Department of Environmental Conservation (Juneau, Fairbanks, Anchorage), June 2018.

SRA 2012 Annual Meeting December 9, 2012 - San Francisco, California, Workshop 3: Application of Web-based Risk Assessment Information System (RAIS) and Free Spatial Analysis and Decision Assistance (SADA) Software.