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EWG's Tap Water Database — 2021 UPDATE

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1,1,1-Trichloroethane

Coachella Valley Water District: Cove Community

1,1,1-Trichloroethane is a solvent and a degreasing agent used for manufacturing metal products and as ingredient in cleaners and aerosols. Exposure to 1,1,1-trichloroethane can harm the nervous system, liver and circulatory system.

MORE ABOUT THIS CONTAMINANT

 

194

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND550ND
2015ND200ND
2016ND180ND
2017ND510ND
2018ND210ND
2019ND290ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 200 ppb

The legal limit for 1,1,1-trichloroethane, established in 1987, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-05-054790-279-1312ND
2014-07-014790-011-0801ND
2014-07-014790-170-0902ND
2014-07-014790-179-1047ND
2014-07-024790-088-1056ND
2014-07-024790-103-0952ND
2014-07-024790-117-0644ND
2014-07-024790-143-0708ND
2014-07-024790-154-1022ND
2014-07-084790-167-0955ND
2014-07-084790-168-0935ND
2014-07-084790-176-0827ND
2014-07-154790-023-1557ND
2014-07-154790-024-1523ND
2014-07-154790-031-1640ND
2014-07-154790-041-1415ND
2014-07-154790-128-1137ND
2014-07-154790-145-1315ND
2014-07-154790-158-1341ND
2014-07-154790-160-1212ND
2014-07-154790-175-1235ND
2014-07-154790-182-1110ND
2014-07-154790-205-1450ND
2014-07-294790-042-0958ND
2014-07-294790-135-0835ND
2014-07-294790-136-0824ND
2014-07-294790-204-1022ND
2014-07-294790-249-0925ND
2014-07-304790-020-1023ND
2014-07-304790-025-0937ND
2014-07-304790-032-0915ND
2014-07-304790-080-1106ND
2014-07-304790-105-0805ND
2014-07-304790-109-0820ND
2014-07-304790-118-1042ND
2014-07-304790-132-0957ND
2014-07-304790-146-1018ND
2014-07-304790-166-1135ND
2014-07-304790-169-0847ND
2014-07-304790-173-1119ND
2014-07-304790-196-0908ND
2014-07-304790-215-0840ND
2014-08-054790-106-0917ND
2014-08-054790-125-0820ND
2014-08-054790-172-1010ND
2014-08-054790-177-0938ND
2014-08-054790-220-0847ND
2014-08-124790-022-1030ND
2014-08-124790-029-1241ND
2014-08-124790-030-1125ND
2014-08-124790-031-1030ND
2014-08-124790-079-1143ND
2014-08-124790-105-0958ND
2014-08-124790-131-1218ND
2014-12-304790-073-1147ND
2015-06-164790-279-1033ND
2015-07-084790-178-0830ND
2015-07-164790-210-0954ND
2015-07-284790-159-1045ND
2015-08-114790-084-1025ND
2015-08-114790-164-1226ND
2015-08-114790-165-0850ND
2015-08-114790-216-1115ND
2015-08-184790-212-0935ND
2015-08-184790-218-0850ND
2015-09-094790-130-0932ND
2015-09-154790-223-1226ND
2015-09-154790-279-0929ND
2015-09-164790-198-1200ND
2015-09-164790-214-0915ND
2015-09-224790-257-0753ND
2015-09-234790-200-1002ND
2015-09-244790-129-0900ND
2015-10-074790-159-1040ND
2015-12-024790-279-1106ND
2016-03-239590-196-0838ND
2016-03-239590-279-1010ND
2016-05-129590-131-1117ND
2016-08-099590-217-0840ND
2016-08-169590-174-0828ND
2016-08-169590-201-0917ND
2016-08-169590-202-1000ND
2016-08-169590-207-0910ND
2016-08-179590-209-1044ND
2016-08-189590-194-0930ND
2016-08-189590-206-0906ND
2016-08-189590-219-0845ND
2016-08-189590-222-0931ND
2016-08-199590-134-0830ND
2016-08-259590-221-0808ND
2016-09-139590-199-1117ND
2016-09-139590-203-1031ND
2016-10-189590-155-0855ND
2017-01-239590-224-1045ND
2017-02-099590-131-0919ND
2017-06-139590-011-0942ND
2017-06-139590-117-1020ND
2017-06-139590-154-0820ND
2017-06-149590-079-0920ND
2017-06-149590-118-0921ND
2017-06-149590-179-0840ND
2017-06-169590-042-1030ND
2017-07-129590-022-0830ND
2017-07-129590-166-1106ND
2017-07-129590-169-1020ND
2017-07-129590-176-0924ND
2017-07-289590-175-1102ND
2017-07-289590-215-0833ND
2017-08-089590-024-1046ND
2017-08-089590-025-1007ND
2017-08-089590-031-1138ND
2017-08-089590-177-0838ND
2017-08-099590-167-1010ND
2017-08-099590-168-1050ND
2017-08-099590-170-0821ND
2017-08-169590-020-1215ND
2017-08-169590-030-1015ND
2017-08-169590-109-1348ND
2017-08-169590-132-1125ND
2017-08-169590-220-0917ND
2017-08-169590-249-0820ND
2017-08-309590-023-0815ND
2017-08-309590-032-0915ND
2017-08-309590-125-1120ND
2017-08-309590-134-1047ND
2017-08-309590-146-1050ND
2017-08-309590-175-1144ND
2017-08-309590-205-0940ND
2017-08-319590-160-1025ND
2017-08-319590-204-0905ND
2017-09-079590-029-0858ND
2017-09-079590-041-0740ND
2017-09-079590-080-0905ND
2017-09-079590-106-0840ND
2017-09-129590-073-0840ND
2017-09-129590-172-0958ND
2017-09-129590-173-1020ND
2017-09-189590-136-0905ND
2017-09-189590-145-1045ND
2017-09-269590-105-1120ND
2017-09-269590-128-0837ND
2017-09-269590-131-1017ND
2017-09-269590-158-1033ND
2017-09-269590-182-0910ND
2018-07-059590-175-1110ND
2018-07-059590-199-0958ND
2018-07-059590-212-0938ND
2018-07-059590-215-0925ND
2018-07-179590-200-1220ND
2018-07-179590-223-1121ND
2018-07-259590-281-1045ND
2018-08-079590-214-0936ND
2018-08-079590-257-1120ND
2018-08-089590-084-0845ND
2018-08-299590-178-1115ND
2018-08-299590-198-1220ND
2018-08-299590-210-1055ND
2018-09-269590-282-1140ND
2018-09-279590-164-1040ND
2018-09-279590-165-0935ND
2018-09-279590-216-1115ND
2018-10-239590-281-1300ND
2018-12-129590-282-1155ND
2018-12-209590-129-0820ND
2018-12-209590-130-1345ND
2019-01-319590-281-0950ND
2019-03-069590-224-1017ND
2019-03-199590-282-1035ND
2019-04-259590-281-1000ND
2019-05-149590-155-0952ND
2019-05-149590-217-0720ND
2019-05-229590-286-0836ND
2019-06-219590-224-0840ND
2019-06-219590-282-1130ND
2019-07-039590-289-0800ND
2019-07-309590-194-0935ND
2019-07-309590-219-0811ND
2019-08-299590-286-1240ND
2019-09-049590-201-1115ND
2019-09-059590-200-1235ND
2019-09-059590-202-1320ND
2019-09-059590-205-1035ND
2019-09-059590-206-0940ND
2019-09-179590-196-1125ND
2019-09-269590-224-1100ND
2019-11-209590-289-1050ND
2019-11-269590-207-1230ND
2019-11-269590-209-1140ND
2019-11-269590-222-1255ND
2019-11-269590-279-1330ND
2019-12-239590-174-1135ND
2019-12-239590-203-0840ND
2019-12-239590-218-1105ND
2019-12-239590-221-1015ND