Holmes Inspection Company
Radon Testing Inspector

(816) 455-8787


Cities We Serve

We serve the Kansas City Metroplex & Surrounding Areas in Kansas and Missouri, such as:

MISSOURI - Belton, Blue Springs, Buckner, Gladstone, Grain Valley, Grandview, GreenWood, Independence, Kansas City, Kearney, Lawson, Lathrop, Lee’s Summit, Liberty, Loch Lloyd, North Kansas City, Parkville, Platte City, Pleasant Hill, Raymore, Raytown, Smithville.

Based on radon potential:

 Zone 1 counties have a predicted average indoor radon screening level greater than 4 pCi/L (pico curies per liter) (red zones)  Highest Potential
 Zone 2 counties have a predicted average indoor radon screening level between 2 and 4 pCi/L (orange zones)  Moderate Potential
 Zone 3 counties have a predicted average indoor radon screening level less than 2 pCi/L (yellow zones)  Low Potential



KANSAS - Basehor, Desoto, Eudora, Fairway, Gardner, Lansing, Leavenworth, Leawood, Lenexa, Louisburg, Merriam, Mission, Mission Hills, Kansas City, Olathe, Overland Park, Prairie Village, Roeland Park, Shawnee, Springhill, Stilwell, Tonganoxie

2010 Kansas Radon Average Values by County

Average Radon Level = 4.8 pCi/L
Maximum Reported Radon Level = 260
Total Number of Measurements = 50,182
Total Measurements 4 pCi/L or greater = 20,592


Copyright 2010, KDHE and Kansas State University. Caution: This map has been produced from the results of a limited statewide indoor radon survey completed by KDHE in 1988, with the addition of indoor radon collected since. This map is provided free of charge to the public and is generated for study purposes only. As further data becomes available, revision will be necessary. This map cannot be used to characterize or predict indoor radon levels at any specific area or location. Measurement must be performed to determine radon levels in any given residence or building. Contact the Kansas Radon Program at 800 693-5343. Permission is hereby given to reproduce this map provided it is reproduced in its entirety without modification.

Call Today to schedule your radon test (816) 455-8787

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Why have so many Kansas and Missouri families chosen Holmes Inspection Company to test their homes for Radon?


We care about your family’s health and well-being.

  Over 25 years of Radon Testing & Sampling experience.
We are trained professionals with high quality equipment like electronic testing monitors, hanging charcoal air kits or charcoal canisters depending on your needs.

We work with all other real estate professionals, BUT our client is our #1 priority.

We Test only. To prevent a conflict of interest Holmes Inspection Company does NOT install or work on Radon Mitigation Systems (we do have highly experienced radon contractors we can refer you to if they are needed or wanted by you).