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National Drinking Water Database


Heptanal in Texas


Heptanal is a synthetic chemical used in cosmetics and flavors and is also used as a chemical intermediate.

The Most Polluted Communities in Texas

2 water utilities reported detecting Heptanal in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Heptanal level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Arroyo Wsc
Rio Hondo, TX
8471 of 11.23 ppb
(1.23 ppb)
2Paradise Point Water Supply Co
Tow, TX
3001 of 11 ppb
(1 ppb)

Health Based Limits for Heptanal

There are no health based standards that EWG is using for this chemical

Violation Summary for Heptanal in Texas

There are no violations reported for this contaminant in Texas