1,1-Dichloroethylene
Downey Water Department
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 20 | 0 | ND |
2015 | ND | 17 | 0 | ND |
2016 | ND | 18 | 0 | ND |
2017 | ND | 20 | 0 | ND |
2018 | ND | 23 | 0 | ND |
2019 | ND | 18 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 7 ppb
The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-10-07 | 2706-007-0752 | ND |
2014-10-07 | 2706-009-0812 | ND |
2014-10-07 | 2706-010-0830 | ND |
2014-10-07 | 2706-011-0734 | ND |
2014-10-07 | 2706-012-0937 | ND |
2014-10-07 | 2706-014-0955 | ND |
2014-10-07 | 2706-016-0715 | ND |
2014-10-07 | 2706-032-0849 | ND |
2014-10-07 | 2706-033-0918 | ND |
2014-10-08 | 2706-017-1014 | ND |
2014-10-08 | 2706-018-0958 | ND |
2014-10-08 | 2706-019-0937 | ND |
2014-10-08 | 2706-020-0918 | ND |
2014-10-08 | 2706-021-0840 | ND |
2014-10-08 | 2706-024-0858 | ND |
2014-10-08 | 2706-025-0716 | ND |
2014-10-08 | 2706-026-0820 | ND |
2014-10-08 | 2706-029-0754 | ND |
2014-10-08 | 2706-030-0737 | ND |
2014-10-09 | 2706-005-1102 | ND |
2015-08-18 | 2706-007-1120 | ND |
2015-08-18 | 2706-009-1052 | ND |
2015-08-18 | 2706-011-1038 | ND |
2015-08-18 | 2706-012-1138 | ND |
2015-08-18 | 2706-014-1152 | ND |
2015-08-18 | 2706-016-1026 | ND |
2015-08-18 | 2706-032-1107 | ND |
2015-08-19 | 2706-017-1050 | ND |
2015-08-19 | 2706-018-1031 | ND |
2015-08-19 | 2706-019-0951 | ND |
2015-08-19 | 2706-020-0935 | ND |
2015-08-19 | 2706-024-0856 | ND |
2015-08-19 | 2706-025-0722 | ND |
2015-08-19 | 2706-026-0835 | ND |
2015-08-19 | 2706-029-0803 | ND |
2015-08-19 | 2706-030-0743 | ND |
2015-12-17 | 2706-005-0922 | ND |
2016-04-07 | 2706-033-0803 | ND |
2016-08-10 | 2706-005-0855 | ND |
2016-08-10 | 2706-007-0918 | ND |
2016-08-10 | 2706-009-0830 | ND |
2016-08-10 | 2706-011-0941 | ND |
2016-08-10 | 2706-012-1010 | ND |
2016-08-10 | 2706-014-1026 | ND |
2016-08-10 | 2706-016-0750 | ND |
2016-08-10 | 2706-033-0728 | ND |
2016-08-17 | 2706-017-0948 | ND |
2016-08-17 | 2706-018-0922 | ND |
2016-08-17 | 2706-019-1019 | ND |
2016-08-17 | 2706-020-1046 | ND |
2016-08-17 | 2706-024-0822 | ND |
2016-08-17 | 2706-025-0717 | ND |
2016-08-17 | 2706-026-0807 | ND |
2016-08-17 | 2706-030-0743 | ND |
2016-08-17 | 2706-032-0847 | ND |
2017-01-10 | 2706-005-0856 | ND |
2017-01-10 | 2706-007-1050 | ND |
2017-01-10 | 2706-009-0826 | ND |
2017-01-10 | 2706-011-0959 | ND |
2017-01-10 | 2706-032-1030 | ND |
2017-01-11 | 2706-012-1012 | ND |
2017-01-11 | 2706-014-1115 | ND |
2017-01-11 | 2706-016-0952 | ND |
2017-01-11 | 2706-017-1103 | ND |
2017-01-11 | 2706-018-1038 | ND |
2017-01-11 | 2706-020-0931 | ND |
2017-01-11 | 2706-024-0903 | ND |
2017-01-11 | 2706-025-0725 | ND |
2017-01-11 | 2706-026-0832 | ND |
2017-01-11 | 2706-030-0802 | ND |
2017-02-28 | 2706-010-0740 | ND |
2017-02-28 | 2706-021-0835 | ND |
2017-04-13 | 2706-029-0845 | ND |
2017-12-12 | 9588-033-1042 | ND |
2017-12-26 | 9588-019-0906 | ND |
2018-02-13 | 9588-005-1105 | ND |
2018-02-13 | 9588-007-0900 | ND |
2018-02-13 | 9588-009-0930 | ND |
2018-02-13 | 9588-010-0945 | ND |
2018-02-13 | 9588-011-1200 | ND |
2018-02-13 | 9588-014-1255 | ND |
2018-02-13 | 9588-016-1132 | ND |
2018-02-13 | 9588-032-1020 | ND |
2018-02-13 | 9588-033-1220 | ND |
2018-02-14 | 9588-017-1136 | ND |
2018-02-14 | 9588-020-1206 | ND |
2018-02-14 | 9588-024-1226 | ND |
2018-02-14 | 9588-026-1059 | ND |
2018-02-14 | 9588-029-1039 | ND |
2018-02-14 | 9588-030-1020 | ND |
2018-02-21 | 9588-018-0925 | ND |
2018-02-21 | 9588-019-1000 | ND |
2018-02-21 | 9588-021-1047 | ND |
2018-03-14 | 9588-012-1131 | ND |
2018-03-26 | 9588-025-1035 | ND |
2018-05-01 | 9588-019-1159 | ND |
2018-10-23 | 9588-018-1314 | ND |
2018-11-06 | 9588-012-1045 | ND |
2019-01-15 | 9588-032-0755 | ND |
2019-01-24 | 9588-025-0730 | ND |
2019-01-24 | 9588-029-0905 | ND |
2019-01-24 | 9588-030-0822 | ND |
2019-01-25 | 9588-005-1048 | ND |
2019-01-25 | 9588-009-1026 | ND |
2019-01-25 | 9588-010-1008 | ND |
2019-01-25 | 9588-020-0938 | ND |
2019-01-25 | 9588-021-0840 | ND |
2019-01-25 | 9588-026-0806 | ND |
2019-01-30 | 9588-011-1030 | ND |
2019-01-30 | 9588-019-0820 | ND |
2019-01-30 | 9588-033-0735 | ND |
2019-01-31 | 9588-014-1000 | ND |
2019-01-31 | 9588-016-0930 | ND |
2019-01-31 | 9588-017-1015 | ND |
2019-01-31 | 9588-024-0820 | ND |
2019-09-30 | 9588-033-0830 | ND |