China public limit, 3–15 GHz
f/7500 W/m² (f in MHz), so 0.47 W/m² at 3.5 GHz and 0.77 W/m² at 5.8 GHz — the band that covers 5G mid-band and 5 GHz Wi-Fi.
Regulatorygeneral public3000–15,000 MHz
Last verified 12 August 2026.
- Limit value
- 400,000–2,000,000 µW/m²Regulatory value — legally enforceable — GB 8702-2014 Table 1: E = 0.22 √f V/m and Seq = f/7500 W/m² from 3–15 GHz, then a flat 27 V/m and 2 W/m² from 15–300 GHz. The range is the band edges: 0.4 W/m² at 3 GHz to 2 W/m² at 15 GHz; 0.467 W/m² at 3500 MHz.sources: china-gb-8702
- Quantity
- power density
- Frequency band
- 3000–15,000 MHz
- Population
- general public
- Set by
- China GB 8702-2014 electromagnetic environment control limits (GB 8702-2014, effective 1 January 2015)
- Kind
- Regulatory — legally enforceable
- Averaging time
- 6 minutesA measurement must use the same averaging before it can be compared with this value.
- Frequency-dependent formula
- f/7500 W/m² (f in MHz)
Sources
- china-gb-8702 GB 8702-2014 电磁环境控制限值 (Controlling limits for electromagnetic environment) — Ministry of Ecology and Environment of the People's Republic of China, 2014. regulation, link checked 2026-08-12.
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