Know Your Environment. Protect Your Health.

Aluminum

Gonzales County Water Supply Corporation

Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201827.3 ppb21ND - 54.5 ppb
20196.13 ppb41ND - 24.5 ppb
2020ND20ND
2021ND10ND
2022ND30ND
2023ND20ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 600 ppb

The EWG Health Guideline of 600 ppb for aluminum 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 harm to the brain and nervous system.

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-08AE12937ND
2018-12-12AE4861154.5 ppb
2019-01-09AE49181ND
2019-01-09AE49182ND
2019-01-09AE49183ND
2019-03-05AE5708624.5 ppb
2020-01-21AE94252ND
2020-03-10AF01948ND
2021-01-13AF39040ND
2022-02-09AF83924ND
2022-04-20AF93821ND
2022-09-30AG15629ND
2023-03-15AG33164ND
2023-03-29AG34745ND