Estriol
Status: No national drinking water standard exists
Estriol is one of the 3 types of estrogen made by the human body. Sex hormones get into water downstream from livestock and pharmaceutical production, or incomplete removal in waste water treatment. There are no standards to gauge how risky additional hormones are for human health.
States reporting estriol in drinking water
UTILITIES WITH CONTAMINATION | |||
---|---|---|---|
State | Utilities | People Served | |
California | 1 | 11,094 | |
Illinois | 7 | 7,714 |
MORE
LESS
Filtering technologies that reduce estriol
Activated Carbon
Reverse Osmosis
Utilities with the highest amounts of estriol, 2013-2019
ALL UTILITIES
LARGE UTILITIES
Utility | Location | Tests | Average level | People served |
---|---|---|---|---|
Sierra Madre Water Department | Sierra Madre, CA | 1 of 4 | 0.275 ppt | 11,094 |
Kaho Public Water District | Mt. Olive, IL | 1 of 4 | 0.230 ppt | 870 |
Benld* | Benld, IL | 1 of 4 | 0.230 ppt | 1,634 |
Dorchester | Dorchester, IL | 1 of 4 | 0.230 ppt | 550 |
Eagarville | Eagarville, IL | 1 of 4 | 0.230 ppt | 127 |
Gillespie* | Gillespie, IL | 1 of 4 | 0.230 ppt | 3,646 |
Mount Clare | Mt Clare, IL | 1 of 4 | 0.230 ppt | 278 |
Wilsonville | Wilsonville, IL | 1 of 4 | 0.230 ppt | 609 |
* This water utility supplies finished drinking water to at least one other water utility. The purchasing utility is not required to test for or report Estriol, but it likely has the contaminant in its water supply.
Utility | Location | Tests | Average level | People served |
---|---|---|---|---|
Sierra Madre Water Department | Sierra Madre, CA | 1 of 4 | 0.275 ppt | 11,094 |