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Verified Reviews for Radon Detection And Reduction pros in Upper Lake, CA

*The Angi rating for Radon Detection And Reduction companies in Upper Lake, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.

*The HomeAdvisor rating for Radon Detection And Reduction companies in Upper Lake, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.

Last update on December 25, 2025

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Avatar for Environmental Testing & Research Laboratories, Inc

Environmental Testing & Research Laboratories, Inc

4.85(
347
)

Environmental Testing & Research Laboratories, Inc

4.85(
347
)
Customers say: True professional
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers

ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.

"as advertised"

Nancy C on July 2018

ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.

"as advertised"

Nancy C on July 2018

Avatar for Heartland Environmental Services

Heartland Environmental Services

No reviews yet

Heartland Environmental Services

No reviews yet
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Heartland Environmental Services serves the entire Tulare area with the best environmental services available. We are a multi-functional inspection, remediation and restoration company that offers the best service at competitive prices. Any form of environmental damage you have experienced on your property, whether residential or commercial, is our specialty; from mold damage to stagnant water, fire and smoke, or any other harmful substances or environmental factors. Our website offers more information on the services we offer, as well as information on the negative affects of mold and other environmental hazards. You can also contact a customer service representative Monday through Friday, 8am to 5pm, who can answer any specific questions you may have, as well as schedule an appointment with one of our technicians.

Heartland Environmental Services serves the entire Tulare area with the best environmental services available. We are a multi-functional inspection, remediation and restoration company that offers the best service at competitive prices. Any form of environmental damage you have experienced on your property, whether residential or commercial, is our specialty; from mold damage to stagnant water, fire and smoke, or any other harmful substances or environmental factors. Our website offers more information on the services we offer, as well as information on the negative affects of mold and other environmental hazards. You can also contact a customer service representative Monday through Friday, 8am to 5pm, who can answer any specific questions you may have, as well as schedule an appointment with one of our technicians.

Radon Detection and Reduction questions, answered by experts

There are steps you can take as a homeowner to remediate radon yourself. While a radon reduction professional can make the biggest impact in your home, you can make efforts to improve radon levels on your own by sealing cracks, increasing ventilation, and testing for radon regularly.

Testing typically costs between $150 and $500, depending on the method used and the number of areas tested.

Professional radon detection involves placing test kits in the lowest lived-in level of the house for a period, usually 48 hours to several months, followed by lab analysis of collected data.

Radon detection is crucial as prolonged exposure to radon gas, a leading cause of lung cancer, poses significant health risks in residential environments.

Yes, most services include testing the generator to ensure functionality. Confirm with your provider.

The Upper Lake, CA homeowners’ guide to radon detection and reduction services

From average costs to expert advice, get all the answers you need to get your job done.

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