Gswc - Bell, Bell Gardens water quality

Updated 2026-10-22 · California · Affiliate disclosure

We read 4 results from Gswc - Bell, Bell Gardens’s 2025 water quality report. No results over a legal limit; 1 above a health goal or guideline.

Serves about 54,877 people · Water system ID CA1910011 · Read the district’s 2025 report (opens in a new tab)

Open this district in the water lookupCompare with your own test results, see the district map and get matched filters.

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.

ContaminantResultHealth goalLegal limitWhat it means
Bromatehighest running annual average · range ND to 12 · Distribution system · 2025 report, page 94.1 ppb0.1 ppb10 ppbAbove the health goal41x the health goal
Chlorineaverage · range 0.1 to 3.8 · Distribution system · 2025 report, page 91.4 ppmNone set4 ppmBelow the legal limit
Copper90th percentile of 30 homes tested, 0 over the action level · Customer taps · 2025 report, page 90.12 ppm0.3 ppm1.3 ppm (action level)Below the health goal
Lead90th percentile of 30 homes tested, 0 over the action level · Customer taps · 2025 report, page 9Not detected0.2 ppb15 ppb (action level)Not detected

Utility results describe the whole system, measured where water enters the pipes, not your tap. Your home’s plumbing can add lead or copper. 2 numbers we weren’t sure about are held back until a person checks.

EPA testing for PFAS and lithium

EPA’s own nationwide testing (UCMR 5) found these in Gswc - Bell, Bell Gardens’s water between Jan 2025 and Oct 2025. These are EPA lab results, separate from the district’s report. Anything not listed was not detected.

  • PFOS15 pptFound in 2 of 12 samples · highest resultAbove the federal limit that takes effect in 2029 (4 ppt)
  • PFHxS3.6 pptFound in 1 of 12 samples · highest resultNo federal limit in force for this one
  • PFBS4.1 pptFound in 1 of 12 samples · highest resultNo federal limit in force for this one
  • Lithium47 ppbFound in 3 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 here is an emergency notice: if the district has a violation, it must tell customers directly. If you’d like to lower these at your tap, these are the treatments that remove them, and the catalog shows the models certified for each. Ranking is by certified removal; commissions never change the order.

Disinfection byproducts

Found: Bromate

What removes it: Carbon block.

See filters that remove it

PFAS ("forever chemicals")

Found: PFOS (EPA testing)

What removes it: Reverse osmosis.

See filters that remove itWhat water filter removes PFAS?

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