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Occupational and public field exposure from communication, navigation, and radar systems used for air traffic control.

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Joseph W, Goeminne F, Vermeeren G, Verloock L, Martens L. · 2012

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Air traffic control systems produce electric fields up to 881.6 V/m, far exceeding typical cell tower exposure and dominating RF levels for miles around airports.

Plain English Summary

Summary written for general audiences

Researchers measured electromagnetic radiation from air traffic control systems at 50 sites. Two systems produced dangerously high electric field levels requiring safety distances to protect workers and nearby residents from exceeding international exposure limits.

Why This Matters

This comprehensive field study reveals a critical gap in our understanding of occupational EMF exposure. While most people worry about cell phone radiation, airport workers and nearby residents face significantly higher exposure levels from air traffic control systems that operate 24/7. The measured electric field strengths of up to 881.6 V/m from Non-Directional Beacons represent exposure levels orders of magnitude higher than typical cell phone base stations, which typically produce fields of 0.1-10 V/m in populated areas. What makes this research particularly important is its real-world measurement approach across 50 actual installations, providing concrete data rather than theoretical models. The finding that ATC systems dominate total RF exposure in their vicinity means that workers at airports and people living near these facilities may face chronic exposure levels that dwarf other common sources, yet this occupational hazard receives little public attention compared to consumer devices.

Exposure Details

Electric Field
up to 92.3, 881.6 V/m
Source/Device
255 kHz to 24 GHz

Exposure Context

This study used up to 92.3, 881.6 V/m for electric fields:

Building Biology guidelines are practitioner-based limits from real-world assessments. BioInitiative Report recommendations are based on peer-reviewed science. Check Your Exposure to compare your own measurements.

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 255 kHz - 24 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 255 kHz - 24 GHzPower lines50/60 HzCell phones~1 GHzWiFi2.4 GHz5G mm28 GHzLogarithmic scale

Study Details

Electromagnetic exposure (occupational and general public) to 14 types of air traffic control (ATC) systems is assessed

Measurement methods are proposed for in situ exposure assessment of these ATC systems. In total, 50 ...

For all installations, typical and maximal exposure values for workers and the general public are pr...

Cumulative exposure of all present radiofrequency (RF) sources is investigated, and it is concluded that the ATC source dominates the total exposure in its neighborhood.

Cite This Study
Joseph W, Goeminne F, Vermeeren G, Verloock L, Martens L. (2012). Occupational and public field exposure from communication, navigation, and radar systems used for air traffic control. Health Phys. 103(6):750-762, 2012.
Show BibTeX
@article{w_2012_occupational_and_public_field_1084,
  author = {Joseph W and Goeminne F and Vermeeren G and Verloock L and Martens L.},
  title = {Occupational and public field exposure from communication, navigation, and radar systems used for air traffic control.},
  year = {2012},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/23111522/},
}
PubMed: 23111522

Cited By (10 papers)

Quick Questions About This Study

Research measuring 50 air traffic control sites found two radar systems produced dangerously high electromagnetic field levels. These systems required safety distances to prevent workers and nearby residents from exceeding international exposure limits for radiation protection.
A 2012 study found that certain airport navigation systems, particularly Non-Directional Beacons and Doppler VHF systems, created electromagnetic field levels high enough to require minimum safety distances to protect both workers and the public.
Yes, researchers found that air traffic control radiation dominates total electromagnetic exposure in surrounding neighborhoods. Two specific radar types produced field levels requiring safety distances to protect nearby residents from exceeding international limits.
Air traffic control systems create electromagnetic fields from 255 kHz to 24 GHz frequencies. Research at 50 sites identified two system types with dangerously high exposure levels requiring protective distances for workers and public safety.
Studies show air traffic control systems produce measurable electromagnetic field exposure, with two radar types creating levels high enough to require safety distances. The research focused on measuring exposure levels rather than specific health effects.