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EWG's Tap Water Database — 2021 UPDATE

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1,2,4-Trimethylbenzene

Locust Valley Water District

1,2,4-Trimethylbenzene is a chemical intermediate, industrial solvent and component of gasoline, coal tar and petroleum products. In laboratory animal studies, it harms the adrenal glands.

MORE ABOUT THIS CONTAMINANT

 

150

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND310ND
2015ND100ND
2016ND330ND
2017ND230ND
2018ND290ND
2019ND240ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-141401530-002-POCSND
2014-01-141401530-003-POCSND
2014-01-211401867-001-POCSND
2014-01-281401B19-001-POCSND
2014-02-041402057-001-POCSND
2014-03-251404038-001-POCSND
2014-04-011404038-002-POCSND
2014-04-141404990-001-POCSND
2014-04-211404E83-001-POCSND
2014-06-301406M11-002-POCSND
2014-07-291407K05-001-POCSND
2014-08-181408B71-002-POCSND
2014-08-251408H39-001-POCSND
2014-08-261408I37-002-POCSND
2014-08-261408I37-001-POCSND
2014-09-101409740-002-POCSND
2014-09-101409749-001-POCSND
2014-09-171409D34-001-POCSND
2014-09-171409D32-001-POCSND
2014-09-231409I18-02-POCSND
2014-09-231409I18-002-POCSND
2014-09-241409I49-001-POCSND
2014-10-011410013-001-POCSND
2014-10-011410013-002-POCSND
2014-10-131410838-001-POCSND
2014-10-131410838-002-POCSND
2014-10-201410C68-001-POCSND
2014-10-301410K24-001-POCSND
2014-10-301410K24-002-POCSND
2014-11-171411A56-001-POCSND
2014-12-091412671-002-POCSND
2015-01-051501067-001-POCSND
2015-01-121501548-001-POCSND
2015-01-141501747-001-POCSND
2015-01-141501747-002-POCSND
2015-02-111502661-002-POCSND
2015-04-071504381-002-POCSND
2015-04-081504522-002-POCSND
2015-04-081504522-001-POCSND
2015-04-141504968-002-POCSND
2015-04-201504E35-001-POCSND
2016-01-051601125-001-POCND
2016-01-051601125-002-POCND
2016-01-061601266-002-POCND
2016-01-111601539-001-POCND
2016-01-121601657-001-POCND
2016-02-021602109-003-POCND
2016-02-021602109-002-POCND
2016-02-101602805-001-POCND
2016-03-141603A46-001-POCND
2016-04-041604198-002-POCND
2016-04-041604198-001-POCND
2016-04-061604482-002-POCND
2016-04-061604482-001ND
2016-04-121604A67-002-POCND
2016-05-031605141-002-POCND
2016-05-041605297-002-POCND
2016-05-041605297-001-POCND
2016-07-051607162-002-POCND
2016-07-111607746-001-POCND
2016-08-041608502-003-POCND
2016-08-041608502-002-POCND
2016-08-171608G37-001-POCND
2016-08-231608L71-001-POCND
2016-08-301608S10-001-POCND
2016-09-061609219-002-POCND
2016-09-061609219-003-POCND
2016-10-03701027002-POCND
2016-10-03701027001-POCND
2016-10-03701027003-POCND
2016-10-05701210002-POCND
2016-11-01703388002-POCND
2016-11-01703388001-POCND
2016-12-01705763001-POCND
2017-01-04708263001-POCND
2017-01-04708263002-POCND
2017-01-10708707001-POCND
2017-01-10708707002-POCND
2017-01-23709647001-POCND
2017-02-137011227001-POCND
2017-04-037014711001-POCND
2017-04-037014711002-POCND
2017-04-047014822001-POCND
2017-04-047014822002-POCND
2017-04-247016689001-POCND
2017-05-037017623001ND
2017-08-227027930001-POCND
2017-08-287028361001-POCND
2017-08-307028531001-POCND
2017-09-057028851001-POCND
2017-09-117029447001-POCND
2017-10-027031534002-POCND
2017-10-027031534001-POCND
2017-10-107032367001-POCND
2017-10-237033738002-POCND
2017-11-137035523001-POCND
2017-11-207036171001-POCND
2018-01-027039447001-POCND
2018-01-027039447001ND
2018-01-087039782001-POCND
2018-01-167040417002-POCND
2018-01-167040417001-POCND
2018-01-237041066001-POCND
2018-02-077042205001ND
2018-04-037046983001ND
2018-04-037046983002ND
2018-04-237049233001ND
2018-04-247049376001ND
2018-05-077050702003ND
2018-08-037060300001-POCND
2018-08-077060621001-POCND
2018-08-137061326001-POCND
2018-08-217062227001-POCND
2018-09-047063494003ND
2018-09-047063494001ND
2018-09-107064177001-POCND
2018-10-037066637001ND
2018-10-097067250001ND
2018-10-107067430001ND
2018-10-117067660002ND
2018-11-017069657001ND
2018-11-067070105002ND
2018-11-077070276001ND
2018-11-097070664001ND
2018-12-03N-01651ND
2018-12-057072903002ND
2019-01-077075684001ND
2019-01-087075827002ND
2019-01-157076591001ND
2019-01-227077223001ND
2019-01-287077683002ND
2019-01-287077683001ND
2019-02-067078576002ND
2019-04-027084211003ND
2019-04-027084211001ND
2019-04-087084930001ND
2019-04-087084930002ND
2019-05-077088231001ND
2019-05-077088231002ND
2019-05-087088556001ND
2019-05-137089227001ND
2019-07-087096670001ND
2019-08-217062227001-POCND
2019-09-0370103457001-POCND
2019-09-0370103457002-POCND
2019-09-0970104153001ND
2019-09-0970104153002-POCND
2019-10-0170106790001ND
2019-10-1570108388001ND
2019-10-2870109853001ND