Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Chloromethane

Atlantic City Municipal Utilities Authority

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.

 

40

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND40ND
2013ND100ND
2014ND80ND
2015ND150ND
2016ND30ND
2017N/A00N/A

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

Date Lab ID Result
2012-04-26L4137880-1ND
2012-10-03K37856VOCND
2012-10-11L4355327-5ND
2012-11-28L4401344-1ND
2013-01-16L38920VOCND
2013-01-16L4462640-6ND
2013-01-23L39016VOCND
2013-04-16L4564986-2ND
2013-04-23L39915VOCND
2013-06-19L4650919-1ND
2013-07-25L4701713-1ND
2013-09-18L4771816-1ND
2013-10-03L4762169-18ND
2013-12-09L4862173-2ND
2014-01-16L4901499-1ND
2014-03-25L4988369-5ND
2014-07-01L1085611-2ND
2014-07-28L5175072-3ND
2014-07-28L5178946-8ND
2014-10-14L5288299-1ND
2014-11-05L5284676-6ND
2014-12-11M47835VOCND
2015-01-06N48013VOCND
2015-02-04N48329VOCND
2015-04-29N49417VOCND
2015-05-2701005 072015ND
2015-05-29N49936VOCND
2015-07-06N50510VOCND
2015-07-09L5700688-5ND
2015-07-21N50811VOCND
2015-08-13L5763792-1ND
2015-08-1990001 0815ND
2015-08-1901005 0815ND
2015-08-25NJ51418VOCND
2015-11-0990001 1115ND
2015-11-0901005 1115ND
2015-12-10L5956674-3ND
2016-01-06L5966600-5ND
2016-02-10L6066726-2ND
2016-04-06L6170012-2ND