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EWG's Tap Water Database — 2021 UPDATE

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Chloromethane

US Army South Fort Hood

NOTE: US Army South Fort Hood purchases water from Bell County Water Control and Improvement District 1 which is required to test for chloromethane. Sample information shown below was taken by Bell County Water Control and Improvement District 1.

Chloromethane is an industrial solvent, aerosol propellant and a refrigerant. It also forms as a byproduct of water disinfection. The EPA classifies chloromethane as possibly carcinogenic to humans.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND30ND
2016ND30ND
2017ND30ND
2018ND30ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 2.69 ppb

The EWG Health Guideline of 2.69 ppb for chloromethane was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against cancer.

ppb = parts per billion

All test results

NOTE: US Army South Fort Hood purchases water from Bell County Water Control and Improvement District 1 which is required to test for chloromethane. Sample information shown below was taken by Bell County Water Control and Improvement District 1.

Date Lab ID Result
2014-07-23AC60718ND
2014-07-23AC60712ND
2014-07-23AC60716ND
2015-09-02AD05425ND
2015-09-02AD05429ND
2015-09-02AD05431ND
2016-07-19AD44753ND
2016-07-19AD44755ND
2016-07-19AD44757ND
2017-09-08AD95274ND
2017-09-08AD95272ND
2017-09-08AD95270ND
2018-09-12AE39812ND
2018-09-12AE39810ND
2018-09-12AE39814ND
2019-08-15AE78978ND
2019-08-15AE78976ND