1,1-Dichloroethane
CTWC - Shoreline Region-Guilford System
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
88
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 |
|---|---|---|---|---|
| 2014 | ND | 20 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 11 | 0 | ND |
| 2019 | ND | 10 | 0 | ND |
| 2020 | ND | 12 | 0 | ND |
| 2021 | ND | 11 | 0 | ND |
| 2022 | ND | 14 | 0 | ND |
| 2023 | ND | 10 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2014-02-10 | 201402110107AM | ND |
| 2014-02-10 | 201402110093AM | ND |
| 2014-02-10 | 201402110109AM | ND |
| 2014-02-11 | 201402120405AM | ND |
| 2014-02-11 | 201402120403AM | ND |
| 2014-02-11 | 201402120573AM | ND |
| 2014-02-11 | 201402120674AM | ND |
| 2014-02-11 | 201402120438AM | ND |
| 2014-04-08 | 201404090510AM | ND |
| 2014-04-08 | 201404090427AM | ND |
| 2014-05-21 | 201405220417AM | ND |
| 2014-08-04 | 201408050412AM | ND |
| 2014-08-04 | 201408050418AM | ND |
| 2014-08-04 | 201408050384AM | ND |
| 2014-08-04 | 201408050337AM | ND |
| 2014-08-25 | 201408260368AM | ND |
| 2014-08-26 | 201408270836AM | ND |
| 2014-08-26 | 201408270820AM | ND |
| 2014-08-26 | 201408270840AM | ND |
| 2014-11-18 | 201411190581AM | ND |
| 2018-01-16 | BZ73485VOC1 | ND |
| 2018-03-30 | CA11464VOC1 | ND |
| 2018-04-11 | CA18261VOC1 | ND |
| 2018-07-09 | CA85598VOC1 | ND |
| 2018-07-17 | CA91979 | ND |
| 2018-09-13 | VOC1 200505275 | ND |
| 2018-09-13 | VOC1 200505276 | ND |
| 2018-09-13 | VOC1 200505266 | ND |
| 2018-09-19 | VOC1 200506116 | ND |
| 2018-09-20 | VOC1 200506324 | ND |
| 2018-10-25 | VOC1 200510568 | ND |
| 2019-01-30 | VOC1 200520057 | ND |
| 2019-06-24 | VOC1 200538005 | ND |
| 2019-07-08 | VOC1 200541172 | ND |
| 2019-07-08 | VOC1 200539194 | ND |
| 2019-07-16 | VOC1 200540644 | ND |
| 2019-07-16 | VOC1 200540648 | ND |
| 2019-07-16 | VOC1 200541091 | ND |
| 2019-09-17 | VOC1 200549238 | ND |
| 2019-09-18 | VOC1 200549465 | ND |
| 2019-12-10 | VOC1 200559663 | ND |
| 2020-01-14 | VOC1 200562856 | ND |
| 2020-01-20 | VOC1 200563521 | ND |
| 2020-01-21 | VOC1 200563515 | ND |
| 2020-01-30 | VOC1 200564603 | ND |
| 2020-02-11 | VOC1 200565799 | ND |
| 2020-02-25 | VOC1 200567276 | ND |
| 2020-04-01 | VOC1 200571017 | ND |
| 2020-06-16 | VOC1 200579533 | ND |
| 2020-07-14 | VOC1 200582708 | ND |
| 2020-07-14 | VOC1 200582710 | ND |
| 2020-10-06 | VOC1 200592866 | ND |
| 2020-10-13 | VOC1 200593765 | ND |
| 2021-01-05 | VOC1 200602753 | ND |
| 2021-01-06 | VOC1 200602996 | ND |
| 2021-01-25 | VOC1 200604768 | ND |
| 2021-06-07 | VOC1 200621229 | ND |
| 2021-06-23 | VOC1 200622004 | ND |
| 2021-06-29 | VOC1 200622710 | ND |
| 2021-07-12 | VOC1 200624252 | ND |
| 2021-07-12 | VOC1 200624251 | ND |
| 2021-07-20 | VOC1 200625447 | ND |
| 2021-10-11 | V300077965 300077966 | ND |
| 2021-12-06 | V300113153 300113155 | ND |
| 2022-01-11 | CK14105 | ND |
| 2022-01-11 | CK14095 | ND |
| 2022-02-28 | CK76192 | ND |
| 2022-03-07 | CK80900 | ND |
| 2022-04-18 | CL11174 | ND |
| 2022-06-14 | CL56476 | ND |
| 2022-06-22 | CL62299 | ND |
| 2022-07-06 | CL71457 | ND |
| 2022-07-06 | CL71463 | ND |
| 2022-07-26 | CL89875 | ND |
| 2022-08-02 | CL95977 | ND |
| 2022-08-15 | CM05635 | ND |
| 2022-08-29 | CM17830 | ND |
| 2022-12-19 | CN08248 | ND |
| 2023-01-03 | CN16052 | ND |
| 2023-01-09 | CN19603 | ND |
| 2023-01-10 | CN20796 | ND |
| 2023-01-10 | CN20798 | ND |
| 2023-02-13 | CN41858 | ND |
| 2023-05-10 | CO03368 | ND |
| 2023-06-13 | CO27277 | ND |
| 2023-09-18 | CP02429 | ND |
| 2023-11-28 | CP55322 | ND |
| 2023-11-29 | CP56431 | ND |