Cell Towers & EMF Exposure in 20171 (Herndon, VA)

EMF Score
80
High
RF Score
78
Cell Towers & Wireless
ELF Score
23
Power Lines & Substations
0 Lower is better 100

How 20171 Compares

20171
80
VA avg
53
US avg
56

Check Your Address in 20171

EMF varies block by block. Enter your address for a precise score.

About EMF & Cell Towers Near 20171

764
Cell Towers
205
5G Towers
8
Transmission Lines
3
Substations
63.1/mi²
Towers/mi²

Check Your Address Near 20171

We're tracking 2103 cell towers, 8 transmission lines, and 3 substations near 20171. Search your address to see exactly what's nearby — and how close it is.

  • LTE
    4G LTE towers for mobile data
  • NR
    5G New Radio towers
  • High-voltage transmission lines
  • Electrical substations
Expand Map

Other Zip Codes in Virginia

Lowest EMF exposure zip codes in Virginia. Lower score = less exposure.

23112
Midlothian, VA · 373 towers
62
Elevated
22193
Woodbridge, VA · 324 towers
68
Elevated
22191
Woodbridge, VA · 645 towers
69
Elevated
23452
Virginia Beach, VA · 630 towers
72
High
20147
Ashburn, VA · 443 towers
72
High
View all Virginia locations

Understanding EMF, RF & ELF

What the scores mean and how they're measured near 20171

EMF

Electromagnetic fields from cell towers and power lines. 20171's combined score: 80/100.

Learn more
RF

Radio frequency from wireless infrastructure. 20171 has 764 cell towers (205 are 5G) → RF score: 78.

ELF

Extremely low frequency from power grid. 20171 has 8 transmission lines and 3 substations → ELF score: 23.

Reduce EMF Exposure Near 20171

Free Changes Today

  • Move WiFi router away from bedrooms
  • Use airplane mode while sleeping
  • Choose bedrooms farthest from nearby towers

For Homes Near Infrastructure

  • RF shielding window film on tower-facing sides
  • EMF shielding paint for walls facing infrastructure
  • Shielded bed canopy for sleeping areas

Your specific location matters more than the zip code average.

Search your address to see exactly which towers and power lines are nearby.

Check Your Address

Want to verify with your own readings?

An EMF meter lets you measure exact levels room by room in your home.

Best EMF Meters
EMF scores near 20171 range from 35 to 100. The zip code score of 80 represents the average across sampled locations.

Cell Tower & EMF FAQ for 20171

How many cell towers are near 20171?
There are 764 registered cell towers near 20171, of which 205 are 5G. That's a density of 63.1/mi².
What is the EMF score for 20171?
20171's overall EMF score is 80 out of 100 (High). This breaks down into an RF score of 78 (cell towers & wireless) and an ELF score of 23 (power grid). Scores range from 35 to 100 across the area, so your specific location matters.
Is 5G available in 20171?
Yes, 20171 has 205 active 5G towers. 5G uses higher-frequency RF signals and typically requires more antennas placed closer together, which can increase localized RF exposure.
How does 20171 compare to other areas in Virginia?
We're still calculating rankings for zip codes in Virginia.
Are there power lines near 20171?
20171 has 8 high-voltage transmission lines and 3 substations in the area. These contribute to ELF (extremely low frequency) exposure, which is measured separately from RF (cell tower) exposure. The ELF score for 20171 is 23 out of 100. Use the map above to see exactly where power grid infrastructure is located.