Industrial & farm chemicals
Ethylene dibromide (EDB)
What it is
A chemical once used as a gasoline additive and soil fumigant. It can linger in groundwater for decades.
Your body
According to EPA, long-term exposure above the federal limit has been linked to liver, stomach, reproductive, or kidney problems and an increased risk of cancer.
Your home
EDB does not affect plumbing.
Federal standard: MCL 0.05 ppb (50 ppt) (EPA)
Treatment options that can reduce it
Research & sources (1)
Maryland water systems that reported ethylene dibromide
- Town of St. MichaelsTalbot · 2025 data
The information on this site is for general education only and is not medical advice. Talk with a qualified health professional about health concerns. Water treatment equipment performance depends on the system, its certification, and proper maintenance.
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