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📡 Tower measurements in Dar es Salaam stay below ICNIRP limits but diverge from regulatory data

October 13, 2026 (EMFS)
Oct 12, 2026 (original)
Source: Environmental Monitoring and Assessment
Source category: Research
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A cross-sectional study in Environmental Monitoring and Assessment measured radiofrequency electromagnetic fields around 40 base stations in Dar es Salaam with a calibrated Narda SRM-3006 meter. Mean field strength was 1.654 ± 0.457 V/m and calculated power density was 0.0073 W/m²; all measurements were substantially below ICNIRP limits. Field measurements nevertheless showed no significant correlation with regulatory data (r = 0.031, p = 0.788). The authors point to methodological and temporal discrepancies and call for future work on emerging technologies, denser networks and changing urban environments.

Quotes

"A cross-sectional design was employed involving 40 base transceiver stations. Electric field strength measurements were conducted using a calibrated Narda SRM-3006 frequency-selective radiation meter, while power density was computed using standardized propagation models."

— John and Macha

"The mean EMF and power density were 1.654 ± 0.457 V/m and 0.0073 W/m2, respectively."

— John and Macha

"No significant correlation was observed between field-measured EMF values and regulatory data (r = 0.031, p = 0.788), suggesting methodological and temporal discrepancies."

— John and Macha

"All measured values were substantially below the ICNIRP exposure limits. However, comparison with more stringent national thresholds indicates potential long-term precautionary concerns."

— John and Macha

"These findings advance the understanding of RF-EMF exposure and underscore the need for future research to prioritize emerging communication technologies, network densification, and evolving urban environments, where meaningful variations in exposure are more likely to occur, rather than routinely replicating measurements under comparable conditions."

— John and Macha

Location

📍 Dar es Salaam, Dar es Salaam Region, Tanzania

Map: Dar es Salaam, Dar es Salaam Region, Tanzania

Source

Levels of electromagnetic radiation from telecommunication towers in Dar es Salaam, Tanzania: implications for public exposure and regulatory compliance pubmed.ncbi.nlm.nih.gov

📄 Underlying Research

Levels of electromagnetic radiation from telecommunication towers in Dar es Salaam, Tanzania: implications for public exposure and regulatory compliance

John MZ, Macha IJ (2026) Environmental Monitoring and Assessment Journal Level 1ⓘ

🔗 DOI 📚 PubMed 📰 Full Article

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