We read 6 results from California Water Service - Bear Gulch’s 2025 water quality report. No results over a legal limit or above a health goal.
Serves about 60,903 people · Water system ID CA4110006 · 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 |
|---|---|---|---|---|
| Chloramineaverage · range 0.24 to 3.5 · Distribution system · 2025 report, page 13 | 2.5 ppm | None set | 4 ppm | Below the legal limit |
| Copper90th percentile of 33 homes tested, 0 over the action level · sampled 2024 · Customer taps · 2025 report, page 13 | 0.09 ppm | 0.3 ppm | 1.3 ppm (action level) | Below the health goal |
| Disinfection byproducts (HAA5)highest running annual average · range 12 to 51 · Distribution system · 2025 report, page 13 | 39 ppb | None set | 60 ppb | Below the legal limit |
| Disinfection byproducts (TTHM)highest running annual average · range 16 to 53 · Distribution system · 2025 report, page 13 | 46 ppb | None set | 80 ppb | Below the legal limit |
| Lead90th percentile of 33 homes tested, 0 over the action level · sampled 2024 · Customer taps · 2025 report, page 13 | Not detected | 0.2 ppb | 15 ppb (action level) | Not detected |
| Turbidity (cloudiness)highest measured · SFPUC treated water · 2025 report, page 14 | 0.3 NTU | None set | 1 NTU | Below the legal limit |
Utility results describe the whole system, measured where water enters the pipes, not your tap. Your home’s plumbing can add lead or copper.
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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