We read 5 results from South Salt Lake City Water System’s 2025 water quality report. No results over a legal limit or above a health goal.
Serves about 23,600 people · Water system ID UTAH18032 · Read the district’s 2025 report (opens in a new tab)
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Results from the 2025 report
Each number is copied from the district’s report and links to the page it’s printed on. Where the report lists several plants, wells or purchased water, the highest is shown.
| Contaminant | Result | Health goal | Legal limit | What it means |
|---|---|---|---|---|
| Copper90th percentile of homes tested, 0 over the action level · Customer taps · 2025 report, page 6 | 0.26 ppm | 0.3 ppm | 1.3 ppm (action level) | Below the health goal |
| Cyanidehighest measured · range ND to 5.5 · Drinking water · 2025 report, page 6 | 5.5 ppb | 150 ppb | 200 ppb | Below the health goal |
| DEHP (a phthalate)highest measured · range ND to 1.3 · Drinking water · 2025 report, page 9 | 1.3 ppb | 12 ppb | 6 ppb | Below the health goal |
| Ethylbenzenehighest measured · range ND to 22.2 · Drinking water · 2025 report, page 9 | 22.2 ppb | 700 ppb | 700 ppb | Below the health goal |
| Fluoridehighest measured · range ND to 0.63 · printed as 626 ppb · Drinking water · 2025 report, page 6 | 0.63 ppm | 1 ppm | 4 ppm | Below the health goal |
Utility results describe the whole system, measured where water enters the pipes, not your tap. Your home’s plumbing can add lead or copper.
EPA testing for PFAS and lithium
EPA’s own nationwide testing (UCMR 5) found these in South Salt Lake City Water System’s water between Mar 2023 and Jan 2025. These are EPA lab results, separate from the district’s report. Anything not listed was not detected.
- Lithium26 ppbFound in 11 of 12 samples · highest resultAbove EPA’s health reference level of 10 ppb (a guide, not a legal limit)
Source: EPA UCMR 5 occurrence data. The highest single result is shown; one high sample doesn’t mean every glass is that high.
What you can do
Nothing in this report is above a health goal or legal limit. If you’re bothered by taste, smell, hardness or spots, or your home has older pipes, the filter catalog and buyer questions can help you pick, and a test of your own tap shows what your plumbing adds.
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