cis-1,2-Dichloroethylene
Iredell Water Corporation
1,2-Dichloroethylene, a neurotoxic solvent, exists in two different forms: trans-1,2-dichloroethylene and cis-1,2-dichloroethylene. A mixture of the two forms is used to manufacture other solvents and chemical products.
103
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 | N/A | 0 | 0 | N/A |
| 2014 | ND | 19 | 0 | ND |
| 2015 | ND | 23 | 0 | ND |
| 2016 | ND | 18 | 0 | ND |
| 2017 | ND | 19 | 0 | ND |
| 2018 | ND | 22 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 70 ppb
The legal limit for cis-1,2-dichloroethylene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1980s.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-01-06 | C400253-01 | ND |
| 2014-01-06 | C400254-01 | ND |
| 2014-02-26 | C402369-01 | ND |
| 2014-04-15 | C404960-01 | ND |
| 2014-04-15 | C404962-01 | ND |
| 2014-04-15 | C404963-01 | ND |
| 2014-04-15 | C404964-01 | ND |
| 2014-05-20 | C406434-01 | ND |
| 2014-07-09 | C409090-01 | ND |
| 2014-07-09 | C409090-03 | ND |
| 2014-07-09 | C409090-05 | ND |
| 2014-08-11 | C410344-01 | ND |
| 2014-08-11 | C410344-03 | ND |
| 2014-10-06 | C413257-01 | ND |
| 2014-10-06 | C413257-03 | ND |
| 2014-11-10 | C414812-01 | ND |
| 2014-12-22 | C416883-01 | ND |
| 2014-12-22 | C416883-03 | ND |
| 2014-12-22 | C416883-05 | ND |
| 2015-01-06 | ND | |
| 2015-01-06 | ND | |
| 2015-02-02 | ND | |
| 2015-02-02 | ND | |
| 2015-03-04 | ND | |
| 2015-03-04 | ND | |
| 2015-04-14 | ND | |
| 2015-05-20 | ND | |
| 2015-05-20 | ND | |
| 2015-05-20 | ND | |
| 2015-07-14 | ND | |
| 2015-07-14 | ND | |
| 2015-07-14 | ND | |
| 2015-07-15 | ND | |
| 2015-07-15 | ND | |
| 2015-07-15 | ND | |
| 2015-07-15 | ND | |
| 2015-08-12 | ND | |
| 2015-08-12 | ND | |
| 2015-08-12 | ND | |
| 2015-08-12 | ND | |
| 2015-10-14 | ND | |
| 2015-10-14 | ND | |
| 2016-01-13 | CZ00854-01 | ND |
| 2016-01-13 | CZ00855-01 | ND |
| 2016-03-16 | CZ04039-01 | ND |
| 2016-05-11 | CZ07106-01 | ND |
| 2016-06-21 | CZ09378-01 | ND |
| 2016-06-21 | CZ09379-01 | ND |
| 2016-06-21 | CZ09380-01 | ND |
| 2016-07-06 | CZ10173-01 | ND |
| 2016-07-06 | CZ10174-01 | ND |
| 2016-07-06 | CZ10174-03 | ND |
| 2016-08-24 | CZ12796-01 | ND |
| 2016-08-24 | CZ12797-01 | ND |
| 2016-08-24 | CZ12798-01 | ND |
| 2016-10-04 | CZ14963-01 | ND |
| 2016-10-04 | CZ14963-02 | ND |
| 2016-10-04 | CZ14963-03 | ND |
| 2016-10-04 | CZ14963-04 | ND |
| 2016-10-04 | CZ14963-05 | ND |
| 2017-01-18 | CA00969-01 | ND |
| 2017-01-18 | CA00969-03 | ND |
| 2017-01-18 | CA00969-05 | ND |
| 2017-01-18 | CA00969-07 | ND |
| 2017-02-22 | CA03345-01 | ND |
| 2017-02-22 | CA03345-03 | ND |
| 2017-03-22 | CA04814-01 | ND |
| 2017-03-22 | CA04814-03 | ND |
| 2017-03-22 | CA04814-05 | ND |
| 2017-04-05 | CA05443-01 | ND |
| 2017-04-05 | CA05443-03 | ND |
| 2017-04-05 | CA05443-05 | ND |
| 2017-04-05 | CA05443-07 | ND |
| 2017-05-24 | CA08457-01 | ND |
| 2017-05-24 | CA08456-01 | ND |
| 2017-06-28 | CA10087-01 | ND |
| 2017-06-28 | CA10085-01 | ND |
| 2017-07-19 | CA11128-01 | ND |
| 2017-07-19 | CA11129-01 | ND |
| 2018-01-10 | CB00690-01 | ND |
| 2018-01-10 | CB00691-01 | ND |
| 2018-01-10 | CB00692-01 | ND |
| 2018-01-10 | CB00693-01 | ND |
| 2018-02-21 | CB02691-01 | ND |
| 2018-02-21 | CB02691-03 | ND |
| 2018-02-21 | CB02691-05 | ND |
| 2018-02-21 | CB02691-07 | ND |
| 2018-03-21 | CB04776-01 | ND |
| 2018-03-21 | CB04776-03 | ND |
| 2018-03-21 | CB04776-05 | ND |
| 2018-03-21 | CB04776-07 | ND |
| 2018-04-23 | CB06110-01 | ND |
| 2018-04-23 | CB06110-02 | ND |
| 2018-04-23 | CB06110-03 | ND |
| 2018-04-23 | CB06110-04 | ND |
| 2018-05-02 | CB06643-01 | ND |
| 2018-05-09 | CB07340-01 | ND |
| 2018-05-23 | CB07756-01 | ND |
| 2018-06-27 | CB10026-01 | ND |
| 2018-06-27 | CB10026-02 | ND |
| 2018-06-27 | CB10026-03 | ND |
| 2019-04-10 | 3349-19A | ND |
| 2019-09-17 | 4979-19 | ND |