Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Tetrahydrofuran

Franklin Water Systems 3

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

MORE ABOUT THIS CONTAMINANT

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
20157.67 ppb31ND - 23.0 ppb
2016ND50ND
20171.06 ppb93ND - 6.49 ppb
20180.336 ppb51ND - 1.68 ppb
2019ND50ND

ppb = parts per billion

All test results

Date Lab ID Result
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
2017-03-21Q17119550111.31 ppb
2017-03-21Q17119550056.49 ppb
2017-03-21Q1711955004ND
2017-03-21Q1711955002ND
2017-03-21Q17119550121.76 ppb
2017-06-07AD86938ND
2017-06-21Q1725672001ND
2017-07-25Q1730588005ND
2017-07-25Q1730588010ND
2018-03-01Q1808555007ND
2018-03-01Q1808555003ND
2018-03-01Q1808555013ND
2018-03-01Q1808555005ND
2018-03-27Q18126090011.68 ppb
2019-01-30Q1904477002ND
2019-01-30Q1904477010ND
2019-01-30Q1904477007ND
2019-01-30Q1904477006ND
2019-01-30Q1904477004ND