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EWG's Tap Water Database — 2021 UPDATE

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tert-Butyl alcohol

City of Madera

tert-Butyl alcohol is an industrial chemical and a gasoline additive. It can also form as a breakdown product of the common drinking water contaminant MTBE.

 

35

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND140ND
2015ND60ND
2016ND80ND
2017N/A00N/A
2018ND20ND
2019ND50ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-285810-031-0931ND
2014-02-285810-025-1128ND
2014-02-285810-024-1018ND
2014-02-285810-021-0825ND
2014-02-285810-019-0842ND
2014-05-295810-011-0837ND
2014-05-295810-013-1236ND
2014-05-295810-016-0903ND
2014-05-295810-018-0919ND
2014-05-295810-020-1112ND
2014-05-295810-021-1301ND
2014-05-295810-023-1211ND
2014-11-205810-019-0852ND
2014-11-205810-017-0934ND
2015-02-195810-025-1014ND
2015-02-195810-030-1118ND
2015-02-195810-032-0925ND
2015-02-195810-019-0856ND
2015-05-215810-033-0817ND
2015-11-195810-032-0922ND
2016-02-185810-033-0850ND
2016-02-185810-030-1048ND
2016-02-185810-025-0903ND
2016-02-185810-024-1130ND
2016-02-185810-023-0937ND
2016-02-185810-019-0922ND
2016-05-315810-001-1042ND
2016-08-255810-014-0957ND
2018-05-245810-033-1010ND
2018-12-065810-032-1405ND
2019-02-225810-030-1115ND
2019-02-225810-024-1200ND
2019-02-225810-016-1310ND
2019-06-145810-001-1133ND
2019-12-065810-050-1330ND