California City, CA tap water
Supplied mostly by City of California City, plus 1 other utility. Here's what the water means for your fish.
Disinfectant
Chlorine
Your water is treated with chlorine. It slowly gases off from standing water, and any water conditioner removes it.
Safety for fish and shrimp
Nitrite (NO₂)
Not detected (Low)
Not detected in testing, so any nitrite in your tank comes from the tank itself.
From California Water Board lab results (2023–2025).
Nitrate (NO₃)
Supplier's figureUp to 4.9 ppm (Low)
Typical 0.8 ppm
Low, so water changes lower your tank's nitrate well.
From the utility that supplies yours: Antelope Valley E Kern Wtr Agy-Rosamond, which supplies City of California City; California Water Board lab results (2023–2025).
Copper at home taps
Up to 0.06 ppm (Low)
Typically not detected
Not detected in testing. Water that sits in household pipes overnight can still pick some up.
From California Water Board lab results (2023–2025).
Water chemistry
General hardness
Supplier's figure94–160 ppm
Typical 95 ppm
Moderately soft to medium. Suits most community fish and plants.
From the utility that supplies yours: Antelope Valley E Kern Wtr Agy-Rosamond, which supplies City of California City; California Water Board lab results (2023–2025).
Carbonate hardness (alkalinity)
Supplier's figure52–116 ppm
Typical 54 ppm
Moderate buffering. pH should stay fairly steady.
From the utility that supplies yours: Antelope Valley E Kern Wtr Agy-Rosamond, which supplies City of California City; California Water Board lab results (2023–2025).
pH
Supplier's figure7.5–7.7
Typical 7.5
Most community fish do well here. Stable water matters more than the exact number.
From the utility that supplies yours: Antelope Valley E Kern Wtr Agy-Rosamond, which supplies City of California City; California Water Board lab results (2023–2025).
Total dissolved solids
Supplier's figure230–285 ppm
Typical 240 ppm
A rough measure of everything dissolved in the water. RO water reads near 0, so TDS is a quick way to compare waters.
From the utility that supplies yours: Antelope Valley E Kern Wtr Agy-Rosamond, which supplies City of California City; California Water Board lab results (2023–2025).
- City of California City and Antelope Valley East Kern Water Agency add phosphate to protect pipes. It can feed algae in tanks without much plant growth.
Who supplies California City, CA
City of California City
Serves 52% of residents · Buys water from Antelope Valley E Kern Wtr Agy-Rosamond · Chlorine
Antelope Valley East Kern Water Agency
Serves 52% of residents · Lake or river water · Chlorine
Our data comes from public records and is still incomplete. Many utilities don't publish every number, so we're adding more all the time. Your city's range is a starting point: testing your own tap is the only way to know exactly what's in it.
Tap water lookup covers US cities only for now. Want to know why it matters? Read our story on tap water.
Compiled by Shoal & Stem from public records. Free to cite with a link.