Santa Ynez, CA tap water
Supplied mostly by Santa Ynez River Water Cons. Dist. ID#1, 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
Nitrate (NO₃)
Supplier's figure1.1–26 ppm (Low)
Typical 1.1 ppm
Low, so water changes lower your tank's nitrate well.
From the utility that supplies yours: Central Coast Water Authority, which supplies Santa Ynez River Water Cons. Dist. ID#1; California Water Board lab results, measured before treatment (2023–2026).
Copper at home taps
Up to 0.07 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 (2023–2024).
Water chemistry
General hardness
Supplier's figure87–630 ppm
Typical 87 ppm
Moderately soft to medium. Suits most community fish and plants.
From the utility that supplies yours: Central Coast Water Authority, which supplies Santa Ynez River Water Cons. Dist. ID#1; California Water Board lab results, measured before treatment (2023–2025).
Carbonate hardness (alkalinity)
Supplier's figure66–390 ppm
Typical 66 ppm
Moderate buffering. pH should stay fairly steady.
From the utility that supplies yours: Central Coast Water Authority, which supplies Santa Ynez River Water Cons. Dist. ID#1; California Water Board lab results, measured before treatment (2023–2025).
pH
Supplier's figure7.6–8.1
Typical 8.1
Alkaline. Many utilities raise pH to protect pipes. Stability matters more than the exact number.
From the utility that supplies yours: Central Coast Water Authority, which supplies Santa Ynez River Water Cons. Dist. ID#1; California Water Board lab results, measured before treatment (2023–2025).
Total dissolved solids
Supplier's figure260–850 ppm
Typical 260 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: Central Coast Water Authority, which supplies Santa Ynez River Water Cons. Dist. ID#1; California Water Board lab results, measured before treatment (2023–2025).
Who supplies Santa Ynez, CA
Santa Ynez River Water Cons. Dist. ID#1
Serves 92% of residents · Buys water from Central Coast Water Authority · Chlorine
Skyline Park
Serves 6% of residents · Groundwater (wells) · 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.
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Compiled by Shoal & Stem from public records. Free to cite with a link.