1,1-Dichloroethylene
Meridian Water Department
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
133
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 |
|---|---|---|---|---|
| 2018 | ND | 20 | 0 | ND |
| 2019 | ND | 16 | 0 | ND |
| 2020 | ND | 28 | 0 | ND |
| 2021 | ND | 12 | 0 | ND |
| 2022 | ND | 11 | 0 | ND |
| 2023 | ND | 46 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-03-06 | V201803090756 | ND |
| 2018-03-06 | V201803090755 | ND |
| 2018-04-10 | V201805100879 | ND |
| 2018-04-10 | V201804120311 | ND |
| 2018-04-10 | V201805100878 | ND |
| 2018-04-10 | V201805100872 | ND |
| 2018-04-10 | V201805100877 | ND |
| 2018-05-08 | V201805100999 | ND |
| 2018-05-08 | V201805100998 | ND |
| 2018-05-09 | V201805100995 | ND |
| 2018-07-09 | V2018007111098 | ND |
| 2018-07-09 | V2018007111097 | ND |
| 2018-07-09 | V2018007111096 | ND |
| 2018-07-09 | V2018007111095 | ND |
| 2018-10-29 | V201810300481 | ND |
| 2018-11-05 | V201811060665 | ND |
| 2018-11-26 | 201811270591 | ND |
| 2018-11-26 | 201811270593 | ND |
| 2018-11-26 | V201811270593 | ND |
| 2018-11-26 | V201811270591 | ND |
| 2019-01-28 | V201901290168 | ND |
| 2019-02-06 | V201902070845 | ND |
| 2019-03-04 | V201903050292 | ND |
| 2019-03-21 | V201903220258 | ND |
| 2019-04-09 | 201904100430 | ND |
| 2019-05-09 | V201905100171 | ND |
| 2019-05-09 | 201907160181 | ND |
| 2019-05-28 | V201907080764 | ND |
| 2019-06-03 | 201907080762 | ND |
| 2019-06-06 | V201907160184 | ND |
| 2019-06-06 | 201907160184 | ND |
| 2019-08-27 | 201908280395 | ND |
| 2019-09-12 | 201909130169 | ND |
| 2019-09-18 | 201909190329 | ND |
| 2019-12-10 | 201912110666 | ND |
| 2019-12-10 | V201912110681 | ND |
| 2020-03-10 | 202003110242 | ND |
| 2020-03-10 | 202003110253 | ND |
| 2020-03-17 | 202003180445 | ND |
| 2020-03-17 | 202003180487 | ND |
| 2020-03-18 | 202003190169 | ND |
| 2020-04-07 | 202004080530 | ND |
| 2020-04-07 | 202004080558 | ND |
| 2020-04-14 | 202004150455 | ND |
| 2020-04-14 | 202004160513 | ND |
| 2020-04-20 | 202004210417 | ND |
| 2020-06-04 | 202006050261 | ND |
| 2020-06-04 | 202006050260A | ND |
| 2020-06-04 | V202006050260 | ND |
| 2020-08-05 | 202008060243 | ND |
| 2020-08-06 | 202008070395 | ND |
| 2020-08-06 | 202008070424 | ND |
| 2020-08-06 | 202008070429 | ND |
| 2020-08-13 | 202008140195 | ND |
| 2020-08-24 | 202008260646 | ND |
| 2020-08-24 | 202008260647 | ND |
| 2020-08-26 | 202008280065 | ND |
| 2020-09-23 | 202009240242 | ND |
| 2020-11-18 | 202011190503 | ND |
| 2020-11-23 | 202011240344 | ND |
| 2020-11-23 | 202011240342 | ND |
| 2020-11-24 | 202011250275 | ND |
| 2020-11-24 | 202011250284 | ND |
| 2020-12-02 | 202012030482 | ND |
| 2021-01-19 | 202101200341 | ND |
| 2021-01-20 | 202101210197 | ND |
| 2021-01-20 | 202101210280 | ND |
| 2021-01-25 | 202101260271 | ND |
| 2021-01-26 | 202101270578 | ND |
| 2021-01-26 | 202101270410 | ND |
| 2021-01-26 | 202101270577 | ND |
| 2021-05-18 | 202105190723 | ND |
| 2021-07-15 | 202107170079 | ND |
| 2021-07-21 | 202107220276 | ND |
| 2021-11-16 | 202111170828 | ND |
| 2021-11-16 | 202111170684 | ND |
| 2022-02-15 | 202202170046 | ND |
| 2022-02-15 | 202202160930 | ND |
| 2022-02-22 | 202202231265 | ND |
| 2022-03-01 | 202203030262 | ND |
| 2022-03-01 | 202203030263 | ND |
| 2022-03-08 | 202203100069 | ND |
| 2022-05-10 | 380-1913-2 | ND |
| 2022-09-20 | 810-38391-1 | ND |
| 2022-09-20 | V2246791 | ND |
| 2022-10-12 | 380-24415-2 | ND |
| 2022-11-16 | 380-28732-1 | ND |
| 2023-01-11 | 380-34262-2 | ND |
| 2023-06-05 | 380-49974-4 | ND |
| 2023-08-01 | 380-57235-1 | ND |
| 2023-08-02 | 380-57434-1 | ND |
| 2023-08-02 | 380-57434-5 | ND |
| 2023-08-02 | 380-57496-1 | ND |
| 2023-08-02 | 380-57496-2 | ND |
| 2023-08-02 | 380-57460-1 | ND |
| 2023-08-02 | 380-57460-2 | ND |
| 2023-08-02 | 380-57439-1 | ND |
| 2023-08-02 | 380-57439-5 | ND |
| 2023-08-02 | 380-57464-1 | ND |
| 2023-08-02 | 380-57431-1AA | ND |
| 2023-08-02 | 380-57431-2AA | ND |
| 2023-08-07 | 380-57977-1 | ND |
| 2023-08-07 | 380-57977-2 | ND |
| 2023-08-07 | 380-57957-1 | ND |
| 2023-08-07 | 380-57957-2 | ND |
| 2023-08-07 | 380-57974-1 | ND |
| 2023-08-07 | 380-57974-2 | ND |
| 2023-08-07 | 380-57897-1 | ND |
| 2023-08-07 | 380-57894-1 | ND |
| 2023-08-07 | 380-57899-1 | ND |
| 2023-08-09 | 380-58461-1 | ND |
| 2023-08-09 | 380-58496-1 | ND |
| 2023-08-10 | 380-58742-1 | ND |
| 2023-08-10 | 380-58742-2 | ND |
| 2023-08-10 | 380-58749-1 | ND |
| 2023-08-10 | 380-58749-2 | ND |
| 2023-08-10 | 380-58702-1 | ND |
| 2023-08-10 | 380-58702-2 | ND |
| 2023-09-05 | 380-61825-3 | ND |
| 2023-09-23 | 380-64644-1 | ND |
| 2023-09-23 | 380-64644-1A | ND |
| 2023-09-26 | 380-64488-1 | ND |
| 2023-09-26 | 380-64488-2 | ND |
| 2023-09-26 | 380-64427-1 | ND |
| 2023-09-26 | 380-64427-2 | ND |
| 2023-10-03 | 380-65599-4 | ND |
| 2023-11-14 | 380-71156-1 | ND |
| 2023-11-14 | 380-71156-2 | ND |
| 2023-11-14 | 380-71138-1 | ND |
| 2023-11-20 | 380-72055-1 | ND |
| 2023-11-20 | 380-72055-2 | ND |
| 2023-11-20 | 380-72055-3 | ND |
| 2023-11-20 | 380-72055-4 | ND |