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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

South Tahoe PUD - Main

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.

MORE ABOUT THIS CONTAMINANT

 

90

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND150ND
2015ND150ND
2016N/A00N/A
2017ND120ND
2018ND350ND
2019ND130ND

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2014-08-12A4H0102-11AND
2014-08-12A4H0102-01AND
2014-08-12A4H0102-06AND
2014-08-13A4H0103-11AND
2014-08-13A4H0103-01AND
2014-08-13A4H0103-06AND
2014-08-18A4H0959-11AND
2014-08-18A4H0959-01AND
2014-08-20A4H0961-16AND
2014-08-20A4H0961-06AND
2014-08-21A4H0961-11AND
2014-08-21A4H0961-01AND
2014-08-27A4H0964-01AND
2014-08-27A4H0964-11AND
2014-08-27A4H0964-06AND
2015-02-02A5A1274-26AND
2015-02-02A5A1274-06AND
2015-02-02A5A1274-11AND
2015-02-05A5A1274-16AND
2015-02-05A5A1274-21AND
2015-02-05A5A1274-01AND
2015-02-09A5A1295-11AND
2015-02-09A5A1295-06AND
2015-02-11A5A1295-01AND
2015-02-11A5A1295-16AND
2015-02-11A5A1295-21AND
2015-02-18A5A1299-11AND
2015-02-18A5A1299-01AND
2015-02-18A5A1299-06AND
2015-02-19A5A1299-16AND
2017-08-095867-006-0939ND
2017-08-095867-058-1047ND
2017-08-095867-060-1004ND
2017-08-095867-036-1020ND
2017-08-095867-050-1104ND
2017-08-095867-042-0950ND
2017-08-095867-023-1031ND
2017-08-095867-016-1104ND
2017-09-065867-057-1118ND
2017-09-065867-054-0959ND
2017-09-065867-012-1016ND
2017-09-065867-052-1040ND
2018-02-075867-054-1017ND
2018-02-075867-006-0000ND
2018-02-075867-012-0909ND
2018-02-075867-016-1233ND
2018-02-075867-023-1143ND
2018-02-075867-036-0000ND
2018-02-075867-042-0840ND
2018-02-075867-050-1045ND
2018-02-075867-060-0812ND
2018-02-075867-052-0827ND
2018-02-075867-058-1103ND
2018-02-075867-057-1210ND
2018-06-125867-023-1142ND
2018-06-125867-006-1011ND
2018-06-125867-060-1212ND
2018-06-125867-016-1116ND
2018-06-135867-058-1120ND
2018-06-135867-050-1101ND
2018-06-135867-054-1026ND
2018-06-215867-012-1233ND
2018-06-215867-042-1015ND
2018-06-215867-057-1348ND
2018-06-215867-036-1328ND
2018-06-215867-052-1251ND
2018-11-279590-006-1028ND
2018-11-279590-060-1015ND
2018-11-279590-057-0945ND
2018-11-279590-016-1340ND
2018-11-279590-042-0910ND
2018-11-279590-052-1140ND
2018-11-279590-036-1410ND
2018-11-279590-023-1430ND
2018-11-289590-058-1440ND
2018-11-289590-050-1505ND
2018-11-299590-054-0900ND
2019-04-029590-012-1040ND
2019-07-109590-036-1549ND
2019-07-109590-016-1805ND
2019-08-069590-006-1043ND
2019-08-209590-023-1000ND
2019-08-209590-052-0934ND
2019-09-119590-042-1011ND
2019-09-119590-054-1148ND
2019-09-119590-012-1232ND
2019-09-119590-050-1135ND
2019-09-119590-060-0940ND
2019-09-189590-058-1023ND
2019-10-229590-057-0937ND