Know Your Environment. Protect Your Health.

Silver

Natchitoches Water System

Silver occurs naturally in surface and groundwater and can be added to water as a biocide that inhibits growth of bacteria and algae. Increasingly, the use of antimicrobial nano-sized silver particles in consumer products contributes to silver in water sources used for drinking water.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND10ND
2021ND10ND
2022ND10ND
2023ND40ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-2235370029001ND
2018-01-2235370029001ND
2019-02-2535450970001ND
2019-02-2535450970001ND
2020-02-17B2000776-001ND
2021-01-20B2100176-001ND
2022-01-26B2200400-001ND
2023-03-06B2300971-001ND
2023-08-18B2303431-001ND
2023-08-18B2303431-002ND
2023-08-18B2303431-003ND