Know Your Environment. Protect Your Health.

Dalapon

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 dalapon. Sample information shown below was taken by City of Missouri City Mustang Bayou Wate.

The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.

 

37

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND20ND
2021ND10ND
2022ND30ND
2023ND70ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 200 ppb

The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.

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 dalapon. Sample information shown below was taken by City of Missouri City Mustang Bayou Wate.

Date Lab ID Result
2018-02-28AE16115ND
2018-02-28AE16014ND
2018-05-01AE24554ND
2018-05-01AE24646ND
2018-05-01AE24647ND
2018-07-24AE34301ND
2018-10-04AE42688ND
2019-01-30AE52154ND
2019-04-18AE62927ND
2019-04-18AE63022ND
2019-08-12AE77984ND
2019-10-16AE86751ND
2020-01-21AE94288ND
2020-04-09AF06285ND
2020-07-16AF19682ND
2020-07-16AF19759ND
2020-10-08AF29928ND
2020-12-15AF37722ND
2021-02-26AF44606ND
2021-02-26AF44726ND
2021-02-26AF44724ND
2021-05-12AF53482ND
2021-05-12AF53642ND
2021-05-12AF53652ND
2021-08-10AF65606ND
2021-08-10AF65686ND
2021-10-11AF72855ND
2022-03-16AF89324ND
2022-05-17AF97310ND
2022-06-02AF99295ND
2022-09-29AG15419ND
2022-11-21AG19419ND
2023-01-25AG26214ND
2023-05-04AG39343ND
2023-05-04AG39434ND
2023-09-26AG57600ND
2023-10-18AG60198ND