o-Dichlorobenzene
Freeport
o-Dichlorobenzene is used as a chemical intermediate for making agricultural herbicides. It is toxic to the liver, kidneys and the nervous system, and causes cancer in animal studies.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 36 | 0 | ND |
2015 | ND | 39 | 0 | ND |
2016 | ND | 42 | 0 | ND |
2017 | ND | 44 | 0 | ND |
2018 | ND | 42 | 0 | ND |
2019 | ND | 30 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 600 ppb
The EWG Health Guideline of 600 ppb for o-dichlorobenzene 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 harm to internal organs.
EPA Maximum Contaminant
Level (MCL) 600 ppb
The legal limit for o-dichlorobenzene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1970s.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-02-26 | 1402E45-001-POCS | ND |
2014-02-26 | 1402E45-004-POCS | ND |
2014-02-26 | 1402E45-008-POCS | ND |
2014-02-26 | 1402E45-002-POCS | ND |
2014-02-26 | 1402E45-005-POCS | ND |
2014-02-26 | 1402E45-003-POCS | ND |
2014-02-26 | 1402E45-006-POCS | ND |
2014-02-26 | 1402E45-007-POCS | ND |
2014-04-02 | 1404165-006-POCS | ND |
2014-04-02 | 1404165-007-POCS | ND |
2014-04-02 | 1404165-001-POCS | ND |
2014-04-02 | 1404165-008-POCS | ND |
2014-04-02 | 1404165-003-POCS | ND |
2014-04-02 | 1404165-005-POCS | ND |
2014-04-02 | 1404165-004-POCS | ND |
2014-04-02 | 1404165-002-POCS | ND |
2014-08-19 | 1408D71-001-POCS | ND |
2014-09-10 | 1409756-004-POCS | ND |
2014-09-10 | 1409756-005-POCS | ND |
2014-09-10 | 1409756-002-POCS | ND |
2014-09-10 | 1409756-001-POCS | ND |
2014-09-10 | 1409756-003-POCS | ND |
2014-09-10 | 1409756-008-POCS | ND |
2014-09-10 | 1409756-006-POCS | ND |
2014-09-10 | 1409756-007-POCS | ND |
2014-10-14 | 1410928-001-POCS | ND |
2014-10-30 | 1410K14-001-POCS | ND |
2014-12-12 | 1412948-006-POCS | ND |
2014-12-12 | 1412948-003-POCS | ND |
2014-12-12 | 1412948-001-POCS | ND |
2014-12-12 | 1412948-007-POCS | ND |
2014-12-12 | 1412948-002-POCS | ND |
2014-12-12 | 1412948-004-POCS | ND |
2014-12-12 | 1412948-005-POCS | ND |
2014-12-18 | 1412D94-001-POCS | ND |
2014-12-18 | 1412D96-001-POCS | ND |
2015-01-20 | 1501B45-001-POCS | ND |
2015-01-20 | 1501B48-001-POCS | ND |
2015-02-10 | 1502609-002-POCS | ND |
2015-02-10 | 1502609-001-POCS | ND |
2015-03-11 | 1503723-005-POCS | ND |
2015-03-11 | 1503723-004-POCS | ND |
2015-03-11 | 1503723-002-POCS | ND |
2015-03-11 | 1503723-001-POCS | ND |
2015-03-11 | 1503723-003-POCS | ND |
2015-03-11 | 1503723-007-POCS | ND |
2015-03-11 | 1503723-006-POCS | ND |
2015-03-18 | 1503C64-001-POCS | ND |
2015-03-18 | 1503C64-002-POCS | ND |
2015-04-14 | 1504A96-004-POCS | ND |
2015-04-14 | 1504A96-007-POCS | ND |
2015-04-14 | 1504A96-008-POCS | ND |
2015-04-14 | 1504A96-002-POCS | ND |
2015-04-14 | 1504A96-003-POCS | ND |
2015-04-14 | 1504A96-009-POCS | ND |
2015-04-15 | 1504A96-001-POCS | ND |
2015-04-15 | 1504A96-006-POCS | ND |
2015-04-15 | 1504A96-005-POCS | ND |
2015-07-20 | 1507D49-007-POCS | ND |
2015-07-20 | 1507D49-004-POCS | ND |
2015-07-20 | 1507D49-003-POCS | ND |
2015-07-20 | 1507D49-008-POCS | ND |
2015-07-20 | 1507D49-006-POCS | ND |
2015-07-20 | 1507D49-009-POCS | ND |
2015-10-21 | 1510G28-001-POCS | ND |
2015-10-21 | 1510G28-003-POCS | ND |
2015-10-21 | 1510G28-002-POCS | ND |
2015-10-21 | 1510G28-006-POCS | ND |
2015-10-21 | 1510G28-009-POCS | ND |
2015-10-21 | 1510G28-007-POCS | ND |
2015-10-21 | 1510G28-005-POCS | ND |
2015-10-21 | 1510G28-011-POCS | ND |
2015-10-21 | 1510G28-008-POCS | ND |
2015-10-21 | 1510G28-010-POCS | ND |
2015-10-21 | 1510G28-004-POCS | ND |
2016-02-01 | 1607A22-006 | ND |
2016-03-02 | 1603153-006 | ND |
2016-03-02 | 16003153-005-POC | ND |
2016-03-02 | 1603153-002 | ND |
2016-03-02 | 1603153-004-POC | ND |
2016-03-02 | 1603153-001 | ND |
2016-03-02 | 1603153-003-POCS | ND |
2016-03-02 | 1603153-002-POCS | ND |
2016-03-17 | 1603E70-002 | ND |
2016-03-17 | 1603E70-001-POC | ND |
2016-03-17 | 1603E70-003 | ND |
2016-03-17 | 1603E70-003-POCS | ND |
2016-05-11 | 1605971-004 | ND |
2016-05-11 | 1605971-002 | ND |
2016-05-11 | 1605971-008 | ND |
2016-05-11 | 1605971-007 | ND |
2016-05-11 | 1607I26-001-POCS | ND |
2016-05-11 | 1605971-001 | ND |
2016-05-11 | 1605971-003 | ND |
2016-05-11 | 1605971-009 | ND |
2016-05-11 | 1605971-010 | ND |
2016-05-11 | 1605971-006 | ND |
2016-07-13 | 1607A22-005 | ND |
2016-07-13 | 1607A22-009 | ND |
2016-07-13 | 1607A22-008 | ND |
2016-07-13 | 1607A22-001 | ND |
2016-07-13 | 1607A22-002 | ND |
2016-07-13 | 1607A22-004 | ND |
2016-07-13 | 1607A22-003 | ND |
2016-07-13 | 1607A22-007 | ND |
2016-09-22 | 1609J39-001-POCS | ND |
2016-10-06 | 701368002 | ND |
2016-10-06 | 701368029 | ND |
2016-10-06 | 701368032 | ND |
2016-10-06 | 701368005 | ND |
2016-10-06 | 701368017 | ND |
2016-10-06 | 701368011 | ND |
2016-10-06 | 701368023 | ND |
2016-10-06 | 701368026 | ND |
2016-10-06 | 701368020 | ND |
2016-10-06 | 701368014 | ND |
2016-10-06 | 701368008 | ND |
2017-03-08 | 7012890002 | ND |
2017-03-08 | 7012890005 | ND |
2017-03-08 | 7012890003 | ND |
2017-03-08 | 7012890011 | ND |
2017-03-08 | 7012890009 | ND |
2017-03-08 | 7012890001 | ND |
2017-03-08 | 7012890008 | ND |
2017-03-08 | 7012890007 | ND |
2017-03-08 | 7012890004 | ND |
2017-03-08 | 7012890006 | ND |
2017-03-08 | 7012890010 | ND |
2017-05-25 | 7019669002-POCS | ND |
2017-05-25 | 7019669003-POCS | ND |
2017-05-25 | 7019669007-POCS | ND |
2017-05-25 | 701966011-POCS | ND |
2017-05-25 | 7019669006-POCS | ND |
2017-05-25 | 7019669011-POCS | ND |
2017-05-25 | 7019669004-POCS | ND |
2017-05-25 | 7019669010-POCS | ND |
2017-05-25 | 7019669005-POCS | ND |
2017-05-25 | 7019669008-POCS | ND |
2017-05-25 | 7019669009-POCS | ND |
2017-05-25 | 7019669001-POCS | ND |
2017-08-29 | 7028485005 | ND |
2017-08-29 | 7028485008 | ND |
2017-08-29 | 7028485001 | ND |
2017-08-29 | 7028485002 | ND |
2017-08-29 | 7028485007 | ND |
2017-08-29 | 7028485010 | ND |
2017-08-29 | 7028485006 | ND |
2017-08-29 | 7028485009 | ND |
2017-08-29 | 7028485004 | ND |
2017-09-14 | 7029977001-POCS | ND |
2017-10-05 | 7032081004 | ND |
2017-10-05 | 7032081002 | ND |
2017-10-05 | 7032081001 | ND |
2017-10-05 | 7032081003 | ND |
2017-10-19 | 7033528002-POCS | ND |
2017-10-19 | 7033528004-POCS | ND |
2017-10-19 | 7033528001-POCS | ND |
2017-10-19 | 7033528003-POCS | ND |
2017-10-19 | 7033528006-POCS | ND |
2017-10-19 | 7033528005-POCS | ND |
2017-10-19 | 7033528007-POCS | ND |
2018-03-06 | 7044635006 | ND |
2018-03-06 | 7044635003 | ND |
2018-03-06 | 7044635002 | ND |
2018-03-06 | 7044635007 | ND |
2018-03-06 | 7044635008 | ND |
2018-03-06 | 7044635009 | ND |
2018-03-06 | 7044635005 | ND |
2018-03-06 | 7044635004 | ND |
2018-03-06 | 7044635001 | ND |
2018-03-29 | 7046647002 | ND |
2018-04-24 | 7049440002-POCS | ND |
2018-04-24 | 7049440004-POCS | ND |
2018-04-24 | 7049440003-POCS | ND |
2018-04-24 | 7049440006-POCS | ND |
2018-04-24 | 7049440008 | ND |
2018-04-24 | 7049440005-POCS | ND |
2018-04-24 | 7049440001-POCS | ND |
2018-04-24 | 7049440007-POCS | ND |
2018-04-24 | 7049440009-POCS | ND |
2018-05-11 | 7051431001-POCS | ND |
2018-06-12 | 7054639001-POCS | ND |
2018-07-31 | 7059905003-POCS | ND |
2018-07-31 | 7059905007-POCS | ND |
2018-07-31 | 7059905008 | ND |
2018-07-31 | 7059905011-POCS | ND |
2018-07-31 | 7059905010-POCS | ND |
2018-07-31 | 7059905006-POCS | ND |
2018-07-31 | 7059905005-POCS | ND |
2018-07-31 | 7059905001-POCS | ND |
2018-07-31 | 7059905002-POCS | ND |
2018-07-31 | 7059905009-POCS | ND |
2018-07-31 | 7059905004 | ND |
2018-11-27 | 7072124001-POCS | ND |
2018-11-27 | 7072124005-POCS | ND |
2018-11-27 | 7072124003-POCS | ND |
2018-11-27 | 7072124006-POCS | ND |
2018-11-27 | 7072124004-POCS | ND |
2018-11-27 | 7072124002-POCS | ND |
2018-11-27 | 7072124010-POCS | ND |
2018-11-27 | 7072124007-POCS | ND |
2018-11-27 | 7072124009-POCS | ND |
2018-11-27 | 7072124008-POCS | ND |
2019-01-31 | 7078033009 | ND |
2019-01-31 | 7078033008 | ND |
2019-01-31 | 7078033007 | ND |
2019-01-31 | 7078033001 | ND |
2019-01-31 | 7078033003 | ND |
2019-01-31 | 7078033006 | ND |
2019-01-31 | 7078033002 | ND |
2019-01-31 | 7078033005 | ND |
2019-01-31 | 7078033010 | ND |
2019-01-31 | 7078033004 | ND |
2019-06-04 | 7091996007-POCS | ND |
2019-06-04 | 7091996006-POCS | ND |
2019-06-04 | 7091996003 | ND |
2019-06-04 | 7091996010-POCS | ND |
2019-06-04 | 7091996002-POCS | ND |
2019-06-04 | 7091996009-POCS | ND |
2019-06-04 | 7091996008-POCS | ND |
2019-06-04 | 7091996001-POCS | ND |
2019-06-04 | 7091996005 | ND |
2019-06-04 | 7091996004-POCS | ND |
2019-10-24 | 70109658001 | ND |
2019-10-24 | 70109658008 | ND |
2019-10-24 | 70109658007 | ND |
2019-10-24 | 70109658003 | ND |
2019-10-24 | 70109658009 | ND |
2019-10-24 | 70109658006 | ND |
2019-10-24 | 70109658002 | ND |
2019-10-24 | 70109658005 | ND |
2019-10-24 | 70109658004 | ND |
2019-10-24 | 70109658010 | ND |