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Information for Locating Radon Professionals

The Lead & Healthy Homes Division (LHHD) has the responsibility of licensing radon testers and mitigators in the State of Indiana, and providing the public of Indiana information about radon and its effects.

Test, Fix, Save a Life

** Emergency Radon Rule Amendment – July 8, 2020 **

More information about the emergency rule amendment can be found below and here.

Title 410 Indiana State Department of Health

On July 8, 2020 an emergency radon rule amendment revising the certification and standards requirements regarding radon testing, mitigation, and laboratory analysis, in accordance with the requirements of House Enrolled Act (HEA) 1334 from the 2020 Legislative Session, was passed by the ISDH Executive Board. The changes approved will impact, among other things, updates to current industry standards of practice, a modification of license terms, and national and state credential requirements.

Guide to the Radon Testing / Mitigation Process:

Radon Testing / Mitigation Process Guide
Forms to report radon testing and mitigation:
Form to Report Radon Testing
Form to Report Radon Mitigation
For a list of the Indiana-licensed radon testing and mitigation companies, please refer to:

Indiana Professional Licensing Association

Indiana Professional Licensing Search How-To Guide

Uncertain if you need a Primary Tester, Secondary Tester, or Mitigator?
See here for more information.
Indiana Radon Hotline: 1-800-272-9723

The following information is available on Indiana Radon Rule - 401 IAC 5

The following sites provide additional information about radon:

The following sites provide National Certification that is required prior to obtaining an Indiana Radon Professional license:

The following sites provide information about Indiana and radon prevention.

EPA National Radon Action Month
National Radon Program Services
U.S. EPA Radon page for Indiana (Region 5)
U.S. EPA Radon Map for Indiana
Indiana Median Radon Levels by Township: 2002-2017
Indiana Elevated Radon Tests & Smoking Rate by Township: 2002-2017
U.S. EPA Radon-resistant New Construction
U.S. EPA Indoor airPLUS New Home Certification Program
Radon Informational Video for Medical Professionals
A coupon to purchase a radon test kit can be found here.

To receive a low-cost, radon short-term or long-term test kit, contact:

American Lung Association 

Indiana Radon Program Coordinator:

Contact: Phil Waters at 1-317-234-8604 or pwaters@isdh.in.gov