Know Your Environment. Protect Your Health.

Aluminum

Madera Co. Sa16 Sumner Hill-water System

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

 

7

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018720.0 ppb11720.0 ppb
2019270.0 ppb11270.0 ppb
202045.0 ppb1145.0 ppb
202119.0 ppb1119.0 ppb
2022440.0 ppb11440.0 ppb
2023885.5 ppb2271.0 ppb - 1,700.0 ppb

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
2018-01-09CA2000729_001_001-201801090930720.0 ppb
2019-01-22CA2000729_001_001-201901220945270.0 ppb
2020-01-30CA2000729_001_001-20200130110045.0 ppb
2021-01-20CA2000729_001_001-20210120103019.0 ppb
2022-01-25CA2000729_001_001-202201250835440.0 ppb
2023-03-22CA2000729_001_001-2023032211501,700.0 ppb
2023-07-18CA2000729_001_001-20230718100071.0 ppb