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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Monte Vista Water District

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

 

241

Samples

0

Samples exceeding legal limit (MCL)

68

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND160ND
2014ND30ND
2015N/A00N/A
20160.00702 ppb115ND - 0.0260 ppb
20170.00465 ppb7226ND - 0.0320 ppb
20180.00427 ppb6120ND - 0.0290 ppb
20190.00123 ppb7817ND - 0.00700 ppb

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
2013-01-16201301170267AMND
2013-01-21201301210071AMND
2013-01-23201301230492AMND
2013-04-15201304150212AMND
2013-04-15201304150220AMND
2013-04-17201304170734AMND
2013-07-08201307080180AMND
2013-07-11201307110752AMND
2013-07-15201307160012AMND
2013-07-17201307170581AMND
2013-07-17201307170577AMND
2013-07-24201307240678AMND
2013-10-07201310100377AMND
2013-10-09201310090816AMND
2013-10-10201310110312AMND
2013-10-31201311010058AMND
2014-01-06201401060211AMND
2014-01-15201401150761AMND
2014-07-174G18025-01AND
2016-08-013761-004-1035ND
2016-08-013761-013-0950ND
2016-08-013761-024-1050ND
2016-08-013761-039-09300.00940 ppb
2016-08-023761-009-14100.0260 ppb
2016-08-023761-034-1110ND
2016-08-033761-037-0945ND
2016-08-033761-045-11450.0230 ppb
2016-08-043761-038-09350.0130 ppb
2016-08-083761-003-1010ND
2016-08-083761-025-12500.00580 ppb
2017-04-033761-009-11000.0260 ppb
2017-04-033761-025-0845ND
2017-04-033761-038-0935ND
2017-04-043761-003-1425ND
2017-04-043761-004-1315ND
2017-04-053761-045-09250.0200 ppb
2017-04-123761-039-08150.00950 ppb
2017-05-013761-003-1050ND
2017-05-013761-009-12150.0270 ppb
2017-05-013761-045-14000.0180 ppb
2017-05-023761-004-10450.00600 ppb
2017-05-023761-013-1200ND
2017-05-023761-024-1105ND
2017-05-023761-034-1140ND
2017-05-023761-037-1010ND
2017-05-023761-039-09050.0110 ppb
2017-05-033761-038-09350.00950 ppb
2017-05-253761-025-1000ND
2017-06-053761-009-09150.0320 ppb
2017-06-053761-038-09300.0140 ppb
2017-06-053761-045-11200.0190 ppb
2017-06-063761-039-09050.01000 ppb
2017-06-073761-003-1100ND
2017-06-073761-025-12550.00760 ppb
2017-06-083761-004-1030ND
2017-06-083761-013-1120ND
2017-06-083761-034-1105ND
2017-06-083761-037-10150.00690 ppb
2017-06-083761-039-08250.00990 ppb
2017-06-133761-024-1015ND
2017-06-203761-036-08450.00650 ppb
2017-07-053761-003-0850ND
2017-07-053761-004-1000ND
2017-07-053761-013-1140ND
2017-07-053761-024-1030ND
2017-07-053761-034-1110ND
2017-07-063761-025-0840ND
2017-07-063761-037-0930ND
2017-07-103761-036-1000ND
2017-07-103761-038-10140.00700 ppb
2017-07-103761-045-11400.0150 ppb
2017-07-123761-039-1030ND
2017-08-033761-038-1100ND
2017-08-083761-043-0805ND
2017-08-083761-045-14150.00970 ppb
2017-08-213761-036-1515ND
2017-08-213761-037-14450.00750 ppb
2017-08-213761-039-1525ND
2017-08-233761-004-1250ND
2017-08-233761-025-1400ND
2017-09-053761-013-1345ND
2017-09-053761-034-1405ND
2017-09-063761-003-0830ND
2017-09-063761-004-0910ND
2017-09-073761-037-0930ND
2017-09-123761-024-1320ND
2017-09-133761-036-0945ND
2017-09-133761-038-09350.00680 ppb
2017-09-203761-025-1125ND
2017-09-203761-045-13150.0170 ppb
2017-10-033761-003-0900ND
2017-10-033761-004-10000.00670 ppb
2017-10-033761-013-1125ND
2017-10-033761-024-1015ND
2017-10-033761-034-1100ND
2017-10-043761-037-0925ND
2017-10-043761-045-13200.0150 ppb
2017-10-113761-025-1330ND
2017-10-113761-038-1345ND
2017-11-013761-004-09300.00500 ppb
2017-11-083761-037-1031ND
2017-11-133761-045-10450.0120 ppb
2018-01-163761-013-1130ND
2018-01-163761-024-1430ND
2018-01-163761-034-1100ND
2018-01-173761-009-11300.0170 ppb
2018-01-179590-009-11300.0290 ppb
2018-01-173761-037-1200ND
2018-01-173761-045-13300.0130 ppb
2018-01-313761-025-1200ND
2018-02-073761-038-1345ND
2018-02-083761-004-1330ND
2018-02-283761-045-11500.0160 ppb
2018-04-103761-013-1115ND
2018-04-103761-034-1130ND
2018-04-193761-004-1000ND
2018-04-193761-009-11450.0210 ppb
2018-04-193761-024-1025ND
2018-04-193761-025-13250.00560 ppb
2018-04-193761-037-1200ND
2018-04-193761-045-11350.0180 ppb
2018-04-253761-036-0920ND
2018-04-253761-038-0815ND
2018-06-263761-025-0915ND
2018-07-023761-039-1145ND
2018-07-173761-003-1030ND
2018-07-173761-004-0935ND
2018-07-173761-036-1110ND
2018-07-253761-009-13350.0260 ppb
2018-07-253761-038-11250.00690 ppb
2018-07-253761-045-13200.0120 ppb
2018-08-233761-025-1145ND
2018-08-283761-009-12250.0290 ppb
2018-08-283761-036-1210ND
2018-08-283761-038-11400.00970 ppb
2018-08-283761-045-12500.0160 ppb
2018-09-123761-025-0850ND
2018-10-023761-003-09000.00530 ppb
2018-10-023761-004-10200.00640 ppb
2018-10-023761-013-1150ND
2018-10-023761-025-09200.00580 ppb
2018-10-023761-034-1120ND
2018-10-023761-037-09400.00540 ppb
2018-10-093761-039-1000ND
2018-10-233761-036-1135ND
2018-10-263761-037-1330ND
2018-11-063761-004-0815ND
2018-11-063761-013-1045ND
2018-11-063761-034-1000ND
2018-11-063761-037-0835ND
2018-11-203761-003-1150ND
2018-11-203761-024-1340ND
2018-11-203761-025-12450.00640 ppb
2018-11-203761-036-0925ND
2018-11-203761-037-1310ND
2018-11-203761-039-1055ND
2018-12-043761-004-09450.00550 ppb
2018-12-043761-024-1030ND
2018-12-043761-025-09300.00640 ppb
2018-12-043761-036-0900ND
2018-12-043761-037-1015ND
2018-12-043761-039-1315ND
2018-12-063761-003-0910ND
2019-01-023761-003-0930ND
2019-01-023761-004-1130ND
2019-01-023761-013-1230ND
2019-01-023761-024-1150ND
2019-01-023761-025-09550.00660 ppb
2019-01-023761-036-0835ND
2019-01-023761-037-11000.00500 ppb
2019-01-023761-039-0900ND
2019-02-063761-004-1045ND
2019-02-063761-036-0915ND
2019-02-063761-037-10200.00530 ppb
2019-02-063761-039-0930ND
2019-02-263761-003-0900ND
2019-03-053761-003-0940ND
2019-03-053761-004-1100ND
2019-03-053761-036-0840ND
2019-03-053761-037-10250.00530 ppb
2019-03-053761-039-0900ND
2019-03-153761-025-0615ND
2019-03-153761-025-0620ND
2019-03-153761-025-0630ND
2019-04-023761-025-1245ND
2019-04-163761-004-1240ND
2019-04-163761-036-0945ND
2019-04-163761-039-0915ND
2019-04-293761-003-1345ND
2019-05-033761-037-1135ND
2019-05-073761-003-1045ND
2019-05-073761-036-0905ND
2019-05-073761-039-0925ND
2019-05-283761-004-10150.00520 ppb
2019-06-043761-003-1300ND
2019-06-043761-036-0855ND
2019-06-043761-039-0925ND
2019-07-033761-003-1205ND
2019-07-033761-003-1215ND
2019-07-033761-004-12450.00500 ppb
2019-07-033761-036-0955ND
2019-07-033761-036-1000ND
2019-07-033761-037-1255ND
2019-07-033761-039-1050ND
2019-07-033761-039-1100ND
2019-07-103761-024-1220ND
2019-07-113761-013-0855ND
2019-07-113761-037-09350.00530 ppb
2019-07-163761-004-09450.00520 ppb
2019-07-253761-004-0930ND
2019-07-253761-037-1005ND
2019-08-143761-003-1200ND
2019-08-143761-004-1230ND
2019-08-143761-036-1000ND
2019-08-143761-039-1055ND
2019-08-213761-037-09450.00580 ppb
2019-08-303761-037-09450.00570 ppb
2019-09-043761-003-1230ND
2019-09-043761-004-1250ND
2019-09-043761-036-1045ND
2019-09-043761-037-1310ND
2019-09-043761-039-1130ND
2019-09-263761-034-1220ND
2019-09-263761-037-11000.00630 ppb
2019-10-013761-037-13250.00500 ppb
2019-10-013761-039-1115ND
2019-10-143761-037-10000.00560 ppb
2019-10-213761-037-11550.00590 ppb
2019-10-219590-037-11550.00580 ppb
2019-10-309590-037-09300.00570 ppb
2019-11-053761-003-1145ND
2019-11-053761-004-0830ND
2019-11-053761-036-1405ND
2019-11-053761-037-0915ND
2019-11-053761-039-1230ND
2019-12-033761-003-1230ND
2019-12-033761-004-0910ND
2019-12-033761-036-1035ND
2019-12-033761-037-09000.00700 ppb
2019-12-033761-039-1110ND
2019-12-103761-037-1315ND