Know Your Environment. Protect Your Health.

Aluminum

Natchitoches Water System

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

 

11

Samples

0

Samples exceeding legal limit (MCL)

6

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018850.0 ppb22850.0 ppb
2019750.0 ppb22750.0 ppb
20201,500.0 ppb111,500.0 ppb
20211,820.0 ppb111,820.0 ppb
2022100.0 ppb11100.0 ppb
202362.5 ppb4430.0 ppb - 100.0 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
2018-01-2235370029001850.0 ppb
2018-01-2235370029001850.0 ppb
2019-02-2535450970001750.0 ppb
2019-02-2535450970001750.0 ppb
2020-02-17B2000776-0011,500.0 ppb
2021-01-20B2100176-0011,820.0 ppb
2022-01-26B2200400-001100.0 ppb
2023-03-06B2300971-001100.0 ppb
2023-08-18B2303431-00150.0 ppb
2023-08-18B2303431-00270.0 ppb
2023-08-18B2303431-00330.0 ppb