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EWG's Tap Water Database — 2021 UPDATE

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Thallium

Southeast Morris County Municipal Utilities Authority

Thalium is a naturally occurring metal released into the environment from metal smelting and coal burning. Exposure to too much thalium can cause hair loss, liver damage, reduced sperm motility and nervous system impairment.

 

62

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015ND100ND
2016ND100ND
2017ND110ND
2018ND110ND
2019ND100ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.1 ppb

The EWG Health Guideline of 0.1 ppb for thallium was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.

EPA Maximum Contaminant
Level (MCL) 2 ppb

The legal limit for thallium, established in 1992, was based on analytical detection limits at the time that the standard was set.

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-093059367ND
2014-07-163064160ND
2014-07-233068387ND
2014-07-303072342ND
2014-08-063076189ND
2014-08-133082099ND
2014-08-203087648ND
2014-09-033096627ND
2014-09-093099875ND
2014-09-173105805ND
2015-07-083275837ND
2015-07-153279958ND
2015-07-213283745ND
2015-07-283288563ND
2015-08-053293469ND
2015-08-123299054ND
2015-08-193305008ND
2015-08-273310865ND
2015-09-013312892ND
2015-09-083316755ND
2016-07-133492601ND
2016-07-203498479ND
2016-07-273505022ND
2016-08-033512052ND
2016-08-103518368ND
2016-08-113519668ND
2016-08-173525142ND
2016-08-233530135ND
2016-08-233530128ND
2016-09-153546873ND
2017-07-107023690001ND
2017-07-177024424001ND
2017-07-247025150001ND
2017-07-317025753001ND
2017-08-087026597001ND
2017-08-157027330001ND
2017-08-227027960001ND
2017-09-057028960001ND
2017-09-127029721001ND
2017-09-197030452001ND
2017-09-267031141001ND
2018-07-127058101001-IOCND
2018-07-127058103001-IOCND
2018-07-177058601001-IOCND
2018-07-317059981001-IOCND
2018-08-017060126001-IOCND
2018-08-077060758001-IOCND
2018-08-147061569001-IOCND
2018-08-227062536001-IOCND
2018-08-287063082001-IOCND
2018-09-127064689001-IOCND
2018-09-197065405001-IOCND
2019-07-087096672001-IOCND
2019-07-157097562001-IOCND
2019-07-227098489001-IOCND
2019-07-297099282001-IOCND
2019-08-057099998001-IOCND
2019-08-1270100989001-IOCND
2019-08-1970101993001-IOCND
2019-08-2670102752001-IOCND
2019-09-1170104674001-IOCND
2019-09-1870105524001-IOCND