Know Your Environment. Protect Your Health.

1,2,3-Trichloropropane

City Of Modesto - Del Rio

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.

 

105

Samples

0

Samples exceeding legal limit (MCL)

49

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND130ND
2019N/A00N/A
20200.00549 ppb74ND - 0.0110 ppb
20210.00321 ppb2812ND - 0.01000 ppb
20220.00318 ppb2914ND - 0.0110 ppb
20230.00430 ppb2819ND - 0.0150 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
2018-02-22CA5010029_001_001-201802220820ND
2018-02-22CA5010029_002_002-201802220800ND
2018-02-22CA5010029_004_004-201802220835ND
2018-05-14CA5010029_010_010-201805140830ND
2018-05-17CA5010029_001_001-201805170805ND
2018-05-17CA5010029_004_004-201805170825ND
2018-05-17CA5010029_002_002-201805170740ND
2018-08-22CA5010029_001_001-201808220745ND
2018-08-22CA5010029_004_004-201808220800ND
2018-09-12CA5010029_002_002-201809120830ND
2018-11-07CA5010029_001_001-201811070825ND
2018-11-07CA5010029_002_002-201811070750ND
2018-11-07CA5010029_004_004-201811070845ND
2020-05-13CA5010029_010_010-2020051310470.0110 ppb
2020-10-12CA5010029_010_010-2020101214040.00760 ppb
2020-10-12CA5010029_011_011-202010121330ND
2020-11-04CA5010029_010_010-2020110409450.00880 ppb
2020-11-04CA5010029_011_011-202011040912ND
2020-12-02CA5010029_011_011-202012021020ND
2020-12-02CA5010029_010_010-2020120209550.0110 ppb
2021-01-06CA5010029_011_011-202101060910ND
2021-01-06CA5010029_010_010-2021010608100.00680 ppb
2021-02-03CA5010029_010_010-2021020308200.00980 ppb
2021-02-03CA5010029_002_002-202102030952ND
2021-02-03CA5010029_004_004-202102031028ND
2021-02-03CA5010029_011_011-202102030907ND
2021-02-03CA5010029_001_001-202102031014ND
2021-03-03CA5010029_010_010-2021030308400.00900 ppb
2021-03-03CA5010029_011_011-202103030925ND
2021-04-28CA5010029_010_010-2021042808400.001000 ppb
2021-04-28CA5010029_011_011-202104280820ND
2021-05-04CA5010029_011_011-202105040830ND
2021-05-04CA5010029_010_010-2021050409000.00740 ppb
2021-05-05CA5010029_001_001-202105051035ND
2021-05-05CA5010029_002_002-202105050945ND
2021-05-05CA5010029_004_004-2021050510500.000990 ppb
2021-06-01CA5010029_011_011-202106010910ND
2021-06-01CA5010029_010_010-2021060107550.00840 ppb
2021-07-06CA5010029_010_010-2021070610400.00970 ppb
2021-07-06CA5010029_011_011-202107061245ND
2021-09-01CA5010029_011_011-202109010855ND
2021-09-01CA5010029_010_010-2021090108150.01000 ppb
2021-10-06CA5010029_010_010-2021100608300.01000 ppb
2021-10-06CA5010029_011_011-202110060900ND
2021-11-03CA5010029_010_010-2021110309300.01000 ppb
2021-11-03CA5010029_011_011-202111030905ND
2021-12-01CA5010029_010_010-2021120109200.00670 ppb
2021-12-01CA5010029_011_011-202112010900ND
2022-01-05CA5010029_010_010-2022010508060.00790 ppb
2022-01-05CA5010029_011_011-202201050833ND
2022-02-02CA5010029_010_010-2022020209150.00630 ppb
2022-02-02CA5010029_011_011-202202020950ND
2022-03-02CA5010029_010_010-2022030208550.0110 ppb
2022-03-02CA5010029_011_011-202203020840ND
2022-04-06CA5010029_010_010-202204061000ND
2022-04-06CA5010029_011_011-202204061030ND
2022-05-04CA5010029_010_010-2022050408000.00670 ppb
2022-05-04CA5010029_011_011-202205040850ND
2022-06-01CA5010029_010_010-2022060108300.00840 ppb
2022-06-01CA5010029_011_011-202206010915ND
2022-06-29CA5010029_004_004-2022062908530.00130 ppb
2022-06-29CA5010029_002_002-2022062908380.00790 ppb
2022-07-05CA5010029_010_010-2022070512300.00780 ppb
2022-07-05CA5010029_011_011-202207051310ND
2022-07-27CA5010029_002_002-2022072708000.00720 ppb
2022-08-03CA5010029_011_011-202208031105ND
2022-08-03CA5010029_010_010-202208031025ND
2022-08-12CA5010029_002_002-2022081208500.00270 ppb
2022-09-06CA5010029_010_010-2022090609500.00940 ppb
2022-09-06CA5010029_011_011-202209061030ND
2022-09-16CA5010029_002_002-202209160745ND
2022-10-05CA5010029_010_010-2022100509000.00770 ppb
2022-10-05CA5010029_011_011-202210050930ND
2022-10-28CA5010029_002_002-202210280835ND
2022-11-02CA5010029_010_010-2022110212400.00710 ppb
2022-11-02CA5010029_011_011-2022110213100.000730 ppb
2022-11-18CA5010029_002_002-202211180935ND
2023-01-03CA5010029_011_011-202301031310ND
2023-01-03CA5010029_010_010-2023010312350.00900 ppb
2023-02-01CA5010029_010_010-2023020109550.00660 ppb
2023-02-01CA5010029_011_011-202302011030ND
2023-02-08CA5010029_002_002-202302080825ND
2023-03-01CA5010029_011_011-202303011240ND
2023-03-01CA5010029_010_010-2023030112000.00920 ppb
2023-04-05CA5010029_010_010-2023040509350.0150 ppb
2023-04-05CA5010029_011_011-202304051010ND
2023-05-03CA5010029_004_004-2023050308400.00120 ppb
2023-05-03CA5010029_010_010-2023050309100.00770 ppb
2023-05-03CA5010029_002_002-202305030750ND
2023-06-07CA5010029_011_011-202306070950ND
2023-06-07CA5010029_010_010-2023060709100.00890 ppb
2023-07-05CA5010029_010_010-2023070509250.00760 ppb
2023-07-05CA5010029_011_011-202307051005ND
2023-08-02CA5010029_010_010-2023080209250.00920 ppb
2023-08-02CA5010029_002_002-2023080208150.00440 ppb
2023-08-02CA5010029_011_011-202308021040ND
2023-09-05CA5010029_010_010-2023090509250.00800 ppb
2023-09-05CA5010029_011_011-2023090510000.000750 ppb
2023-10-04CA5010029_010_010-2023100409100.00870 ppb
2023-10-04CA5010029_011_011-2023100409450.000890 ppb
2023-11-01CA5010029_010_010-2023110109300.0110 ppb
2023-11-01CA5010029_011_011-2023110110100.00110 ppb
2023-11-01CA5010029_002_002-2023110108400.00110 ppb
2023-12-06CA5010029_010_010-2023120609000.00920 ppb
2023-12-06CA5010029_011_011-2023120609450.000750 ppb