Physical & aggregate · 2023
Total Dissolved Solids in Salem, OR tap water
Salem, OR's 2023 Total Dissolved Solids measurement is below the federal limit of 500 mg/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level Little North Santiam River | 14 mg/L | 500 mg/L MCL |
Reported level John Neal Park | 39 mg/L | 500 mg/L MCL |
Verbatim from Salem, OR's 2023 Consumer Confidence Report — source document ↗
About Total Dissolved Solids
Total dissolved solids — the combined content of all dissolved minerals and salts.
Regulated only as a secondary (cosmetic) standard; high levels affect taste and hardness.
How Salem, OR compares
5 of the 119 systems measuring Total Dissolved Solids on The Water Map have it at or above the federal limit:
Nearby systems also reporting Total Dissolved Solids:
People also ask
+Is there Total Dissolved Solids in Salem, OR tap water?
Yes — Salem, OR's 2023 Consumer Confidence Report lists Total Dissolved Solids at 39 mg/L. Salem, OR's 2023 Total Dissolved Solids measurement is below the federal limit of 500 mg/L (MCL).
+What's the federal limit for Total Dissolved Solids in drinking water?
The federal MCL for Total Dissolved Solids is 500 mg/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Total Dissolved Solids?
Total dissolved solids — the combined content of all dissolved minerals and salts. Regulated only as a secondary (cosmetic) standard; high levels affect taste and hardness.
+Which other U.S. cities have Total Dissolved Solids over the federal limit?
5 of the 119 systems on The Water Map measuring Total Dissolved Solids report it at or above the federal limit. Examples include Ventura, CA, Torrance, CA, St George, UT.
+Where does this Total Dissolved Solids measurement come from?
This page reproduces the Total Dissolved Solids entry from the 2023 Consumer Confidence Report published by the Salem, OR water utility — the annual drinking-water report every U.S. utility is required by federal law to publish. The original source document is archived at /water/or/salem/2023/source.