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National Drinking Water Database


n-Hexane in Texas


n-Hexane is a solvent used to extract oil from vegetables, a cleaning agent in printing, textile, furniture, and shoe industries, a component of gasoline, and a chemical in craft supplies such as quick-drying glue and rubber cement.

The Most Polluted Communities in Texas

3 water utilities reported detecting n-Hexane in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average n-Hexane level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Mesa Grande Wsc
Weatherford, TX
3511 of 15.09 ppb
(5.09 ppb)
2Bluff Dale Wsc
Bluff Dale, TX
12 of 22.75 ppb
(1.69 to 3.8 ppb)
3B F E Water Co
Weatherford, TX
91 of 10.53 ppb
(0.53 ppb)

Health Based Limits for n-Hexane

StandardDescriptionLevel
Children's health-based limit for 10-day exposureConcentration of a chemical in drinking water that is not expected to cause any adverse, noncarcinogenic effects for up to ten days of exposure. The Ten-Day health-based limit (or Health Advisory, HA) is typically set to protect a 10-kg child consuming 1 liter of water per day. Source: U.S. Environmental Protection Agency.4000 ppb
Children's health-based limit for 1-day exposureConcentration of a chemical in drinking water that is not expected to cause any adverse, noncarcinogenic health effects for up to one day of exposure. The One-Day health-based limit (or Health Advisory, HA) is typically set to protect a 10-kg child consuming 1 liter of water per day. Source: U.S. Environmental Protection Agency.10000 ppb

Violation Summary for n-Hexane in Texas

There are no violations reported for this contaminant in Texas