Three steps to understand your home's EMF environment.
Search any US address or use your current location to check what's nearby.
View cell towers, power lines, and substations on an interactive map with exact distances.
Get a clear 0–100 EMF score so you can make informed decisions about where you live.
RF measures cell tower exposure within 2 mi · ELF measures power lines & substations within 1 mi · Lower is better
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See the 570,622 cell towers and 94,619 power lines we track across the US. Check any address to find out exactly what EMF sources are nearby — and how close they are.
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Measure real-time EMF readings with your phone — at home, at work, or while house hunting.
Understand what EMF is, where it comes from, and what the research says about health effects.
What are electromagnetic fields, where do they come from, and why do people worry about them?
How close is too close to a cell tower or power line? What to check before buying or renting a home.
Practical steps to lower EMF in your home — from no-cost changes to comprehensive shielding solutions.
See which cities have the most — and least — EMF exposure nationwide.
Based on average city scores. Learn about our methodology
Explore All CitiesCompare EMF levels across states to find lower-exposure areas.
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1 city
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152 cities
14 cities
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1 city
Dr. Jack Kruse's framework on how 5G, WiFi, and non-native EMF may damage mitochondria through calcium channels, oxidative stress, and circadian disruption.
See what 5G towers, small cells, and disguised antennas actually look like. Learn how building materials shield (or don't shield) you, and find towers near your address.
Does grounding or earthing help reduce the effects of chronic EMF exposure? A look at the science, how grounding works, and practical implementation.
A comprehensive look at 40+ years of research on power lines and cancer—from the original Wertheimer study to modern meta-analyses, and what the evidence shows.
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