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EWG's Tap Water Database — 2021 UPDATE

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1,4-Dioxane

Dothan Utilities

1,4-Dioxane is a solvent classified by the EPA as a likely human carcinogen. It contaminates groundwater in many states due to industrial wastewater discharges, plastic manufacturing runoff and landfill runoff. Read More.

Animal studies show that 1,4-dioxane can target the liver, kidneys and respiratory system, and that prenatal exposure can harm the developing fetus. The State of California has set a Public Heatlh Goal of no more than 1 part per billion of 1,4-dioxane in drinking water. The state of Massachusetts sets a legal limit of 0.3 ppb, and New Hampshire's limit is 3 parts per billion. There is no national drinking water standard for this contaminant.

Click here to read more about 1,4-dioxane.

MORE ABOUT THIS CONTAMINANT

 

58

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND580ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.35 ppb

The EWG Health Guideline of 0.35 ppb for 1,4-dioxane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-0735133145033AMND
2014-04-0735133145049AMND
2014-04-0735133145053AMND
2014-04-0735133145063AMND
2014-04-0735133145043AMND
2014-04-0735133145013AMND
2014-04-0735133145041AMND
2014-04-0735133145047AMND
2014-04-0735133145029AMND
2014-04-0735133145023AMND
2014-04-0735133145045AMND
2014-04-0735133145005AMND
2014-04-0735133145025AMND
2014-04-0735133145009AMND
2014-04-0735133145007AMND
2014-04-0735133145003AMND
2014-04-0735133145011AMND
2014-04-0735133145035AMND
2014-04-0735133145017AMND
2014-04-0735133145019AMND
2014-04-0735133145021AMND
2014-04-0735133145015AMND
2014-04-0735133145001AMND
2014-04-0735133145039AMND
2014-04-0835133145075AMND
2014-04-0835133145067AMND
2014-04-0835133145069AMND
2014-04-0835133145073AMND
2014-04-0835133145071AMND
2014-10-0735158374045AMND
2014-10-0735158374025AMND
2014-10-0735158374031AMND
2014-10-0735158374035AMND
2014-10-0735158374009AMND
2014-10-0735158374041AMND
2014-10-0735158374047AMND
2014-10-0735158374017AMND
2014-10-0735158374053AMND
2014-10-0735158374015AMND
2014-10-0735158374037AMND
2014-10-0735158374027AMND
2014-10-0735158374013AMND
2014-10-0735158374043AMND
2014-10-0735158374039AMND
2014-10-0735158374021AMND
2014-10-0735158374019AMND
2014-10-0735158374061AMND
2014-10-0735158374029AMND
2014-10-0735158374023AMND
2014-10-0735158374011AMND
2014-10-0735158374059AMND
2014-10-0735158374051AMND
2014-10-0735158374033AMND
2014-10-0735158374055AMND
2014-10-0735158374057AMND
2014-10-0735158374049AMND
2014-12-1735168517001AMND
2014-12-1735168517003AMND