Know Your Environment. Protect Your Health.

1,2,3-Trichloropropane

West San Martin Water Works Inc.

1,2,3-Trichloropropane is a potent carcinogen that contaminates drinking water in agricultural regions where it was historically used as soil fumigant. Click here to read more about carcinogenic VOCs.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND110ND
2019ND30ND
2020N/A00N/A
2021ND20ND
2022ND10ND
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.0007 ppb

The EWG Health Guideline of 0.0007 ppb for 1,2,3-trichloropropane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2018-03-12CA4300543_010_010-201803121355ND
2018-03-12CA4300543_004_004-201803121445ND
2018-05-21CA4300543_002_002-201805211430ND
2018-06-26CA4300543_004_004-201806261450ND
2018-06-26CA4300543_010_010-201806261430ND
2018-08-08CA4300543_002_002-201808081445ND
2018-09-05CA4300543_004_004-201809051410ND
2018-09-05CA4300543_010_010-201809051250ND
2018-11-06CA4300543_002_002-201811061115ND
2018-12-05CA4300543_010_010-201812051240ND
2018-12-05CA4300543_004_004-201812051225ND
2019-02-13CA4300543_002_002-201902131140ND
2019-05-30CA4300543_002_002-201905300750ND
2019-08-15CA4300543_002_002-201908151340ND
2021-11-10CA4300543_004_004-202111100820ND
2021-11-10CA4300543_010_010-202111100810ND
2022-11-29CA4300543_002_002-202211291330ND