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EWG's Tap Water Database — 2021 UPDATE

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Dieldrin

Freeport

Dieldrin is a highly toxic insecticide that was banned in the 1970s due to its persistence in the environment and toxicity to people and wildlife.

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND30ND
2016ND60ND
2017ND40ND
2018ND110ND
2019ND40ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-141407868-003-SOCSND
2014-07-141407868-002-SOCSND
2014-07-141407868-001-SOCSND
2014-07-141407868-004-SOCSND
2014-09-171409C69-003-SOCSND
2014-09-171409C69-002-SOCSND
2014-09-171409C69-004-SOCSND
2014-09-171409C69-001-SOCSND
2015-11-041511297-003-SOCSND
2015-11-041511297-002-SOCSND
2015-11-041511297-001-SOCSND
2016-07-131607A37-004ND
2016-07-131607A37-002ND
2016-07-131607A37-003ND
2016-07-131607A37-001ND
2016-10-25702919003-SOCSND
2016-10-25702919002-SOCSND
2017-02-017010311002ND
2017-02-017010311003ND
2017-02-017010311001ND
2017-02-017010311004ND
2018-05-157051719003-SOCSND
2018-05-157051719004-SOCSND
2018-05-157051719001-SOCSND
2018-05-157051719002-SOCSND
2018-08-307063332004-SOCSND
2018-08-307063332003-SOCSND
2018-08-307063332002-SOCSND
2018-08-307063332005-SOCSND
2018-08-307063332001-SOCSND
2018-08-307063332006-SOCSND
2018-09-117064403001-POCSND
2019-06-187094186002ND
2019-06-187094186001ND
2019-06-187094186003ND
2019-06-187094186004ND