1,1-Dichloroethane
Golden State Water Company (GSWC) - South San Gabriel
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
56
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | 0.0135 ppb | 4 | 1 | ND - 0.0540 ppb |
| 2014 | 0.0443 ppb | 6 | 3 | ND - 0.170 ppb |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 11 | 0 | ND |
| 2017 | ND | 11 | 0 | ND |
| 2018 | ND | 12 | 0 | ND |
| 2019 | ND | 12 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 3 ppb
The EWG Health Guideline of 3 ppb for 1,1-dichloroethane 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 |
|---|---|---|
| 2013-12-18 | 3L19004-05A | 0.0540 ppb |
| 2013-12-18 | 3L19004-03A | ND |
| 2013-12-18 | 3L19004-07A | ND |
| 2013-12-18 | 3L19004-01A | ND |
| 2014-03-18 | 4C18022-01A | 0.0350 ppb |
| 2014-06-24 | 4F24036-03A | ND |
| 2014-06-24 | 4F24036-01A | ND |
| 2014-06-30 | 4F30035-01A | 0.0610 ppb |
| 2014-09-30 | 4I30020-01A | ND |
| 2014-10-08 | 4J08066-01A | 0.170 ppb |
| 2016-02-10 | 2706-046-1234 | ND |
| 2016-03-09 | 2706-046-1040 | ND |
| 2016-04-11 | 2706-046-1413 | ND |
| 2016-05-12 | 2706-046-1239 | ND |
| 2016-06-20 | 2706-046-1345 | ND |
| 2016-07-11 | 2706-046-1047 | ND |
| 2016-08-08 | 0007-046-1427 | ND |
| 2016-09-12 | 2706-046-1426 | ND |
| 2016-10-10 | 2706-046-1217 | ND |
| 2016-11-07 | 2706-046-1228 | ND |
| 2016-12-15 | 2706-046-1108 | ND |
| 2017-01-09 | 9590-046-1354 | ND |
| 2017-02-14 | 9590-046-1223 | ND |
| 2017-03-13 | 9590-046-1342 | ND |
| 2017-04-10 | 9590-046-1140 | ND |
| 2017-05-08 | 9590-046-1304 | ND |
| 2017-07-10 | 9590-046-1139 | ND |
| 2017-08-07 | 9590-046-1022 | ND |
| 2017-09-11 | 9590-046-1159 | ND |
| 2017-10-09 | 9590-046-1122 | ND |
| 2017-11-14 | 9590-046-1057 | ND |
| 2017-12-11 | 9590-046-1308 | ND |
| 2018-01-11 | 9590-046-1240 | ND |
| 2018-02-12 | 9590-046-1249 | ND |
| 2018-03-12 | 9590-046-1351 | ND |
| 2018-04-11 | 9590-046-1321 | ND |
| 2018-05-10 | 9590-046-1028 | ND |
| 2018-06-12 | 9590-046-1157 | ND |
| 2018-07-10 | 9590-046-1032 | ND |
| 2018-08-13 | 9590-046-1114 | ND |
| 2018-09-12 | 9590-046-1255 | ND |
| 2018-10-26 | 9590-046-0935 | ND |
| 2018-11-13 | 9590-046-1150 | ND |
| 2018-12-10 | 9590-046-0926 | ND |
| 2019-01-07 | 9590-046-1111 | ND |
| 2019-02-12 | 9590-046-0920 | ND |
| 2019-03-26 | 9590-046-1030 | ND |
| 2019-04-08 | 9590-046-0917 | ND |
| 2019-05-13 | 9590-046-1048 | ND |
| 2019-06-10 | 9590-046-0958 | ND |
| 2019-07-10 | 9590-046-1030 | ND |
| 2019-08-12 | 9590-046-1234 | ND |
| 2019-09-12 | 9590-046-1054 | ND |
| 2019-10-29 | 9590-046-0914 | ND |
| 2019-11-13 | 9590-046-0904 | ND |
| 2019-12-09 | 9590-046-1254 | ND |