Know Your Environment. Protect Your Health.

1,2,3-Trichloropropane

Maunaolu Plantation

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.

 

42

Samples

0

Samples exceeding legal limit (MCL)

24

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.279 ppb86ND - 0.660 ppb
20190.270 ppb84ND - 0.610 ppb
20200.277 ppb63ND - 0.590 ppb
20210.197 ppb64ND - 0.520 ppb
20220.225 ppb85ND - 0.530 ppb
20230.125 ppb62ND - 0.410 ppb

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
2018-03-06C18-03-0022AND
2018-06-04C18-06-0019AND
2018-06-042018060508800.590 ppb
2018-06-042018060508810.660 ppb
2018-08-27C18-08-0240A0.160 ppb
2018-10-302018103101060.150 ppb
2018-10-302018103101050.570 ppb
2018-11-12C18-11-0006A0.1000 ppb
2019-04-16C19-04-0115AND
2019-05-14C19-05-0064AND
2019-06-132019061400910.540 ppb
2019-06-132019061400900.480 ppb
2019-07-16C19-07-0154AND
2019-10-22C19-10-0089AND
2019-11-182019111906770.530 ppb
2019-11-182019111906780.610 ppb
2020-05-11ND
2020-06-300.490 ppb
2020-06-300.590 ppb
2020-09-21ND
2020-12-01ND
2020-12-150.580 ppb
2021-03-02ND
2021-06-30ND
2021-09-080.0900 ppb
2021-11-170.140 ppb
2021-12-270.520 ppb
2021-12-270.430 ppb
2022-02-140.430 ppb
2022-02-140.530 ppb
2022-03-090.170 ppb
2022-06-270.280 ppb
2022-07-27ND
2022-10-31ND
2022-12-13ND
2022-12-130.390 ppb
2023-03-06ND
2023-06-19ND
2023-06-190.410 ppb
2023-12-11ND
2023-12-11ND
2023-12-110.340 ppb