City of Garden City water quality

Updated 2026-10-22 · Kansas · Affiliate disclosure

We read 16 results from City of Garden City’s 2025 water quality report. No results over a legal limit; 9 above a health goal or guideline.

Serves about 35,126 people · Water system ID KS2005511 · 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
Arsenichighest measured · range ND to 1.8 · Wells · 2025 report, page 51.8 ppb0.004 ppb10 ppbAbove the health goal450x the health goal
Fluoridehighest measured · range 0.3 to 1.2 · Wells · 2025 report, page 51.2 ppm1 ppm4 ppmAbove the health goal1.2x the health goal
Gross alpha (radioactivity)highest measured · Wells · 2025 report, page 56.4 pCi/L0 pCi/L15 pCi/LAbove the health goalThe health goal is zero
Lead90th percentile of homes tested, 0 over the action level · Customer taps · 2025 report, page 51.2 ppb0.2 ppb15 ppb (action level)Above the health goal6x the health goal
Radium (combined 226 + 228)highest measured · Wells · 2025 report, page 50.7 pCi/L0 pCi/L5 pCi/LAbove the health goalThe health goal is zero
Sulfatehighest measured · range 75 to 1,200 · Wells · 2025 report, page 61,200 ppm—250 ppm guidelineAbove the guideline4.8x the guideline (taste, odor or stains; not a health limit)
Tetrachloroethylene (PCE)highest measured · range ND to 0.55 · Wells · 2025 report, page 50.55 ppb0.06 ppb5 ppbAbove the health goal9.2x the health goal
Total dissolved solidshighest measured · range 270 to 2,000 · Wells · 2025 report, page 62,000 ppm—500 ppm guidelineAbove the guideline4x the guideline (taste, odor or stains; not a health limit)
Uraniumhighest measured · sampled 2024 · Wells · 2025 report, page 529 ppb0.6 ppb30 ppbAbove the health goal48x the health goal
Bariumhighest measured · range 0.02 to 0.03 · Wells · 2025 report, page 50.03 ppm2 ppm2 ppmBelow the health goal
Chromium (total)highest measured · range ND to 1.2 · Wells · 2025 report, page 51.2 ppbNone set100 ppbBelow the legal limit
Copper90th percentile of homes tested, 0 over the action level · Customer taps · 2025 report, page 50.07 ppm0.3 ppm1.3 ppm (action level)Below the health goal
Disinfection byproducts (TTHM)highest running annual average · range 6.2 to 12 · Distribution system (2810 N. 10th St.) · 2025 report, page 69 ppbNone set80 ppbBelow the legal limit
Nitrate (as N)highest measured · range ND to 4 · Wells · 2025 report, page 54 ppm10 ppm10 ppmBelow the health goal
Seleniumhighest measured · range ND to 16 · Wells · 2025 report, page 516 ppb30 ppb50 ppbBelow the health goal
Sodiumhighest measured · range 43 to 170 · Wells · 2025 report, page 6170 ppmNone setNoneNo health 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.

EPA testing for PFAS and lithium

EPA’s own nationwide testing (UCMR 5) found these in City of Garden City’s water between Sep 2024 and Dec 2025. These are EPA lab results, separate from the district’s report. Anything not listed was not detected.

  • Lithium44 ppbFound in 16 of 16 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.

Arsenic

Found: Arsenic

What removes it: Reverse osmosis.

See filters that remove it

Fluoride

Found: Fluoride

What removes it: Reverse osmosis.

See filters that remove itDo water filters remove fluoride?

Radium and uranium

Found: Gross alpha (radioactivity), Radium (combined 226 + 228), Uranium

What removes it: Reverse osmosis.

See filters that remove it

Lead

Found: Lead

What removes it: Certified carbon block or RO.

See filters that remove itWhat water filter removes lead?

Salty taste / high TDS

Found: Sulfate, Total dissolved solids

What removes it: Reverse osmosis.

See filters that remove it

Industrial chemicals and pesticides

Found: Tetrachloroethylene (PCE)

What removes it: Carbon block or RO.

See filters that remove it

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