Know Your Environment. Protect Your Health.

Aluminum

City of Opelousas Water System

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

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND100ND
2019N/A00N/A
202010.00 ppb21ND - 20.0 ppb
202197.5 ppb4490.0 ppb - 100.0 ppb
2022N/A00N/A
202325.0 ppb6610.00 ppb - 30.0 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
2018-01-09AE20408ND
2018-01-09AE20412ND
2018-01-09AE20416ND
2018-01-09AE20420ND
2018-01-09AE20404ND
2018-01-09AE20408ND
2018-01-09AE20412ND
2018-01-09AE20416ND
2018-01-09AE20420ND
2018-01-09AE20404ND
2020-08-17B2004149-002ND
2020-08-17B2004149-00120.0 ppb
2021-01-19B2100163-001100.0 ppb
2021-01-19B2100163-002100.0 ppb
2021-01-19B2100163-00390.0 ppb
2021-01-19B2100163-004100.0 ppb
2023-08-28B2303557-00130.0 ppb
2023-08-28B2303557-00230.0 ppb
2023-08-28B2303557-00330.0 ppb
2023-08-28B2303557-00430.0 ppb
2023-08-28B2303557-00510.00 ppb
2023-08-28B2303557-00620.0 ppb