Know Your Environment. Protect Your Health.

Aluminum

City of Richwood

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)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201841.9 ppb1141.9 ppb
201972.5 ppb21ND - 145.0 ppb
2020ND10ND
202143.0 ppb1143.0 ppb
2022ND20ND
202320.1 ppb1120.1 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
2018-02-07AE1292941.9 ppb
2019-01-09AE49178ND
2019-01-09AE49179145.0 ppb
2020-10-15AF30767ND
2021-04-08AF4947343.0 ppb
2022-03-28AF90700ND
2022-03-28AF90701ND