Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Fort Bend County Municipal Utility District 46

NOTE: Fort Bend County Municipal Utility District 46 purchases water from City of Missouri City Mustang Bayou Wate which is required to test for cis-1,2-dichloroethylene. Sample information shown below was taken by City of Missouri City Mustang Bayou Wate.

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND10ND
2022ND10ND
2023ND10ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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

NOTE: Fort Bend County Municipal Utility District 46 purchases water from City of Missouri City Mustang Bayou Wate which is required to test for cis-1,2-dichloroethylene. Sample information shown below was taken by City of Missouri City Mustang Bayou Wate.

Date Lab ID Result
2018-02-28AE16057ND
2018-05-01AE24603ND
2018-05-01AE24605ND
2019-04-18AE62975ND
2019-04-18AE62979ND
2020-07-16AF19725ND
2020-08-06AF22303ND
2021-02-26AF44660ND
2021-02-26AF44664ND
2021-05-12AF53542ND
2022-05-17AF97264ND
2022-05-17AF97270ND
2023-05-04AG39379ND
2023-05-04AG39383ND