​Updated water quality sample test result data are posted online as these become available. For advisory status, health information, and news updates, please see the water advisory page.

​Update as of Wednesday, June 20, 2018

Data posted today includes results received June 20, 2018, from samples taken as late as June 17 and 18, 2018.

​Update as of Tuesday, June 19, 2018

Data posted today includes results received June 19, 2018, from samples taken as late as June 16, 2018.

​Update as of Sunday, June 17, 2018

Data posted today includes results received June 17, 2018, from samples taken as late as June 15, 2018.

​Update as of Saturday, June 16, 2018

Data posted today includes results received June 16, 2018, from samples taken as late as June 14, 2018.


​Update as of Sunday, June 10, 2018

Data posted today includes results received June 10, 2018, from samples taken as late as June 8, 2018.


​Update as of Saturday, June 9, 2018

Data posted today include results received June 9, 2018, from samples taken as late as June 7, 2018.


Update as of Wednesday, June 6, 2018

Salem residents and our water customers should expect this current advisory to be in place until at least Friday.

Data Summary

  • The most recent results are from sampling that occurred June 2, 3, and 4th. Results were slightly above health advisory levels for vulnerable populations due to the presence of cyanotoxins in one (in north east Salem) of five sample locations within the water distribution system.
  • In addition to Microsystin and Cylindrospermopsin, both Anatoxin-a and Saxitoxin reesults are now included in the data. This represents all of the cyanotoxins that have been sampled.
  • We will lift the advisory when we receive two consecutive days of sampling results showing toxins below EPA health advisory levels.
  • We expect to receive results from Tuesday's sampling as early as tomorrow (Thursday, June 7) and results from Wednesday as early as Friday, June 8.

Residentes de Salem y nuestros clientes de agua deben esperar que este aviso actual sea mantenido hasta lo menos el viernes.

Resumen de datos

  • Los datos mas recien son de muestras que ocurrieron junio 2, 3, y 4. Los resultados mostraron un nivel que exceden ligeramente arriba de los niveles avisados de cyanatoxins para la poblacion vulnerable en uno (noreste de Salem) de cinco locaciones de muestra dentro la distribucion del sistema de agua.
  • En adicion al Microcystin y Cylindrospermopsin, ambos Anatoxin-a y Saxitoxin resultados ahora estan incluidos en los datos. Esto representa todas las muestras de cyanotoxins que han sido muestreadas.
  • Levantaremos el aviso despues de dos dia consecutivos de resultados que muestran niveles bajo los avisos de salud del EPA.
  • Esparamos los resultados de las muestras de martes tan temprano como manana (jueves, 7) y los resultados de miercoles tan temprano como el viernes, junio, 8.


​Update as of Monday, June 4, 2018

Data posted today includes sample results received Sunday, June 3.



​Update as of Sunday, June 3, 2018

New sample results received today June 3, were collected on Friday June 1, continue to show cyanotoxins within the water system are below any advisory levels. The data results will be posted Monday morning on the website.

La data recogida el 1 de Junio, 2018, muestra que las toxinas siguen por debajo de niveles que pudieran causar avisos de salud. La data sera presentada en el website de la ciudad de Salem el lunes



​Update as of Saturday, June 2, 2018

Analysis of drinking water samples collected Wednesday May 30 and Thursday, May 31 confirm toxin levels are below Health Advisory levels and the water is safe for all residents to drink.

The City of Salem will continue to collect water quality samples to ensure safe water for Salem and will continue to provide water quality updates to the community. If levels reach the EPA notification threshold, the City will issue an advisory. 



​The data below is from Friday, June 1, 2018

The Salem City Council will host a special Council meeting today, June 1, 2018, at noon to address the public's concerns regarding Salem's recent water advisory.

Water quality data associated with current Drinking Water Advisory in effect for Salem’s vulnerable populations (those under the age of 6, those with compromised immune systems, those receiving dialysis treatment or sensitive populations, the elderly, pregnant and nursing mothers, and pets) is provided below.

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