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EWG's Tap Water Database — 2021 UPDATE

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Prometryn

City of Westminster

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43

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND170ND
2015ND30ND
2016N/A00N/A
2017ND210ND
2018ND20ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-284417-006-0925ND
2014-01-294417-001-0820ND
2014-01-294417-030-0855ND
2014-04-224417-002-0840ND
2014-04-224417-001-0815ND
2014-04-224417-030-0755ND
2014-04-234417-016-0830ND
2014-04-234417-040-0850ND
2014-04-244417-038-0805ND
2014-04-244417-006-0745ND
2014-04-244417-018-0840ND
2014-07-294417-016-0825ND
2014-07-294417-002-0835ND
2014-07-294417-038-0755ND
2014-07-304417-018-0910ND
2014-07-304417-040-0850ND
2014-12-024417-005-0830ND
2015-01-264417-004-0930ND
2015-01-274417-005-0830ND
2015-04-224417-004-0830ND
2017-01-244417-040-0845ND
2017-01-244417-030-0915ND
2017-01-244417-038-0810ND
2017-01-314417-006-0910ND
2017-01-314417-005-0840ND
2017-01-314417-001-1000ND
2017-03-084417-001-0850ND
2017-03-084417-005-0815ND
2017-03-094417-006-0805ND
2017-04-174417-038-0830ND
2017-04-174417-018-0925ND
2017-04-174417-016-0855ND
2017-04-194417-040-1050ND
2017-04-194417-030-1115ND
2017-04-194417-006-1130ND
2017-04-194417-005-1150ND
2017-04-204417-002-0920ND
2017-04-204417-001-0845ND
2017-07-204417-018-0835ND
2017-07-204417-002-1010ND
2017-07-274417-016-0745ND
2018-01-164417-004-0820ND
2018-06-134417-004-0940ND