Radon is a colorless, odorless, and tasteless radioactive gas that poses a significant health risk to homeowners across the United States. According to the Environmental Protection Agency, radon is the second leading cause of lung cancer after smoking, affecting millions of homes annually. In Northern Colorado, the geological composition of the soil allows this gas to seep into residential foundations with alarming frequency. For residents in Fort Collins, Loveland, and Windsor, understanding who provides reliable testing is not just a matter of convenience, but a critical component of home safety and real estate due diligence. (About Us Foothills Home)
Why Radon Testing Matters in Northern Colorado
Radon is defined as a naturally occurring radioactive gas that results from the decay of uranium in soil, rock, and water. It enters homes through cracks in the foundation, gaps in floors, and construction joints. The risk is not uniform across the country. Northern Colorado, including Fort Collins, sits in a region with varying levels of uranium deposits in the underlying geology. This makes localized testing essential rather than optional.
Many homeowners assume that because they cannot see or smell the gas, it is not present. This is a dangerous misconception. The only way to know the radon level in your home is through professional testing. During a real estate transaction, a radon test provides leverage in negotiations and ensures that you are not inheriting a hidden health hazard. For existing homeowners, regular testing provides peace of mind and allows for early mitigation if levels are elevated.
According to data from the National Radon Proficiency Program, states in the Rocky Mountain region, including Colorado, have some of the highest average radon levels in the nation. This geographic reality necessitates a robust network of certified professionals who can accurately measure and mitigate these risks. Ignoring this risk can lead to long-term health consequences for you and your family.
How to Choose a Radon Testing Provider
Not all home inspectors are created equal when it comes to radon testing. The market in Fort Collins is filled with various service providers, ranging from general handymen to specialized environmental firms. To ensure accuracy and reliability, you must look for specific credentials and local expertise.
First, verify that the provider is certified by the Colorado Department of Public Health and Environment (CDPHE). This state-level certification ensures that the inspector has undergone rigorous training and adheres to strict quality control standards. Second, look for providers who offer both testing and mitigation. If high levels are detected, having a single point of contact for the solution streamlines the process significantly.
Experience in the local market is another critical factor. A provider who understands the specific construction styles common in Fort Collins, from older historic homes to new builds in Windsor, will be better equipped to identify entry points for radon. They will also understand the soil composition typical of the area, which influences how the gas migrates into structures.
Finally, consider the depth of the reporting. A simple "yes" or "no" result is insufficient. You need a detailed report that explains the methodology, the duration of the test, and clear recommendations for next steps. This transparency is what separates professional services from amateur attempts.
Common Radon Testing Methods
There are two primary types of radon tests: short-term and long-term. Each serves a different purpose depending on whether you are in the middle of a home purchase or conducting routine maintenance.
Short-term tests are typically used during real estate transactions. They last from two days to ninety days, with most professional providers using activated charcoal or alpha-track detectors that provide results within a few days. These tests give a snapshot of radon levels at the time of testing. However, radon levels can fluctuate based on weather, barometric pressure, and seasonal changes. Therefore, a short-term test is a screening tool rather than a definitive long-term average.
Long-term tests, which last more than ninety days, provide a more accurate picture of your home's average radon exposure. These are ideal for homeowners who are not in a time crunch and want to understand the annual average. Continuous monitoring devices can also provide real-time data, offering immediate feedback on fluctuations.
At Foothills Home Inspections, we utilize professional-grade continuous monitoring devices for our radon testing services. This technology allows us to provide real-time data and detailed graphs that show how radon levels change throughout the day and night. This level of detail is crucial for diagnosing the source of the gas and designing an effective mitigation system.
The Foothills Home Inspections Approach
Foothills Home Inspections is a locally owned and operated company serving Fort Collins, Loveland, Windsor, and surrounding Northern Colorado communities. Founded by Daniel Johnson, a certified home inspector with a background in construction and remodeling, the company was established to provide transparent, educational, and thorough inspection services. Our goal is to empower clients with knowledge, ensuring they can make informed decisions about their property.
Our radon testing service is not an afterthought but an integrated part of our comprehensive home inspection process. We do not simply place a device and leave. We analyze the results in the context of the home's overall condition. If radon levels are elevated, we provide clear guidance on mitigation strategies, helping you navigate the next steps with confidence.
We are proud to be an affiliate member of the Fort Collins Board of Realtors, which underscores our commitment to professional standards and ethical practices. Our team is trained to identify not just radon risks, but all potential safety defects and costly maintenance items. This holistic approach ensures that you receive a complete picture of your home's health.
Our commitment to excellence is reflected in our track record. We have been recognized for our service quality, including being ranked in the top tiers of local business directories. Our clients value our promptness, with reports delivered within 24 hours of the inspection. This speed is critical in the fast-paced real estate market of Northern Colorado, where closing deadlines are often tight.

Cost and Timing Considerations
The cost of radon testing varies based on the type of test and the provider. In Fort Collins, a standalone short-term radon test typically ranges from $150 to $300. However, when bundled with a comprehensive home inspection, the incremental cost is often lower, providing greater value for the homeowner.
Timing is also a key factor. Short-term tests require the home to be closed up for at least 12 hours before the test begins. This means windows and doors must remain closed to ensure accurate results. If you are in the middle of a transaction, coordinate with your real estate agent to ensure this condition is met. Long-term tests require less immediate preparation but take months to complete, making them less suitable for urgent transaction needs.
At Foothills Home Inspections, we offer flexible scheduling to accommodate your timeline. We understand that home buying can be stressful, and we strive to make the inspection process as seamless as possible. Our team is available for same-day or next-day service in many cases, ensuring that your testing needs are met without delaying your closing date.
Key Takeaways
- Radon is the second leading cause of lung cancer and is prevalent in Northern Colorado's geology.
- Always choose a CDPHE-certified provider for accurate and reliable radon testing results.
- Short-term tests are ideal for real estate transactions, while long-term tests provide annual averages.
- Foothills Home Inspections offers professional-grade continuous monitoring for detailed analysis.
- Our reports are delivered within 24 hours, supporting fast-paced closing deadlines.
- Local expertise in Fort Collins and surrounding areas ensures accurate diagnosis of entry points.
- Regular testing is recommended for all homeowners, not just those buying or selling.
Frequently Asked Questions
How long does a radon test take?
Short-term tests typically last between 2 to 7 days. Long-term tests can last 90 days or longer. Continuous monitoring devices provide real-time data throughout the testing period.
Do I need a separate radon test if I am getting a home inspection?
While many home inspectors offer radon testing, it is not mandatory. It is highly recommended to include radon testing in your home inspection to get a comprehensive view of your home's safety. Foothills Home Inspections integrates this service into our standard offerings.
What is a safe level of radon?
The EPA recommends mitigating homes with radon levels at or above 4 pCi/L (picocuries per liter). However, there is no completely safe level of radon exposure. Lower is always better.
Can radon levels change over time?
Yes, radon levels can fluctuate due to weather, barometric pressure, and seasonal changes. A short-term test provides a snapshot, while a long-term test gives a more accurate average.
Who is responsible for paying for radon testing?
In most real estate transactions, the buyer pays for the radon test. However, this is negotiable. It is common for sellers to offer to pay for the test or the mitigation if high levels are found.
Is Foothills Home Inspections certified for radon testing?
Yes, our lead inspector is certified in radon testing and mitigation assessment. We adhere to all Colorado state regulations and EPA guidelines for testing procedures.
How quickly can I get a radon test in Fort Collins?
We offer flexible scheduling, including same-day or next-day service for urgent needs. Contact us to check availability for your specific location.
Schedule Your Radon Test Today
Protecting your home from radon is a critical step in safeguarding your family's health. Do not leave your safety to chance. Contact Foothills Home Inspections today to schedule your radon testing service in Fort Collins, Loveland, Windsor, and surrounding Northern Colorado communities. Our team is ready to provide you with accurate, timely, and professional service. Visit our Radon Testing page to learn more about our process and pricing. Book your inspection online or call us at 970-567-8180 to get started.

