Know Your Environment. Protect Your Health.

Asbestos

City of Alexandria Water System

Asbestos is a mineral fiber introduced into water by the dissolution of asbestos-containing minerals and from decay of asbestos cement in water mains. Asbestos causes cancer when ingested or inhaled.

 

37

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND60ND
2020ND50ND
2021ND40ND
2022ND130ND
2023ND90ND

MFL = million fibers per liter

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 7 MFL

The legal limit for asbestos, established in 1991, was based on toxicity studies in laboratory animals conducted in the 1980s.

MFL = million fibers per liter

All test results

Date Lab ID Result
2019-07-2535485302001ND
2019-07-2535485302001ND
2019-09-1135497103002ND
2019-09-1135497103001ND
2019-09-1135497103002ND
2019-09-1135497103001ND
2020-03-2635540203001ND
2020-03-2635540203002ND
2020-06-1735557509001ND
2020-06-1735557509002ND
2020-11-0935590916001ND
2021-01-2635608229001ND
2021-05-0535631179001ND
2021-08-1035656477002ND
2021-08-1035656477001ND
2022-01-0435688322001ND
2022-01-1935691692001ND
2022-02-0235695498003ND
2022-02-0235695498001ND
2022-02-0235695498002ND
2022-02-2335703189001ND
2022-03-0935703625001ND
2022-03-1635704857001ND
2022-03-2335705831001ND
2022-07-1835734856002ND
2022-07-1835734856001ND
2022-09-1335747968001ND
2022-11-3035764493001ND
2023-02-0635779168001ND
2023-05-30147106ND
2023-05-30147107ND
2023-07-31148695ND
2023-07-31148696ND
2023-07-31148697ND
2023-11-27150119ND
2023-11-27150120ND
2023-12-19150342ND