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EWG's Tap Water Database — 2019 UPDATE

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Tetrahydrofuran

Franklin Water Systems 3

Tetrahydrofuran is a solvent used for production of polyvinyl chloride (PVC) plastics and adhesives.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013N/A00N/A
2014ND20ND
20157.67 ppb31ND - 23.0 ppb
2016ND50ND
20171.06 ppb93ND - 6.49 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2012-09-27AC02270ND
2012-09-27AC02272ND
2014-06-24Q1423214004ND
2014-06-24Q1423214002ND
2015-06-23Q1523311006ND
2015-06-23Q152331100423.0 ppb
2015-06-23Q1523311002ND
2016-03-08Q1609693005ND
2016-03-08Q1609693004ND
2016-03-08Q1609693001ND
2016-12-13Q1654192014ND
2016-12-13Q1654192012ND
2017-03-21Q17119550056.49 ppb
2017-03-21Q1711955004ND
2017-03-21Q1711955002ND
2017-03-21Q17119550121.76 ppb
2017-03-21Q17119550111.31 ppb
2017-06-07AD86938ND
2017-06-21Q1725672001ND
2017-07-25Q1730588010ND
2017-07-25Q1730588005ND