Sahuarita, AZ tap water
Supplied mostly by Sahuarita Water Company, plus 4 other utilities. 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 EPA monitoring data (2012–2019).
Nitrate (NO₃)
1.7–37 ppm (Low)
Typical 6.6 ppm
Water changes can't take your tank's nitrate below this level.
From EPA monitoring data (2012–2019).
Water chemistry
General hardness
Area estimate46–401 ppm
Typical 133 ppm
Moderately soft to medium. Suits most community fish and plants.
Area estimate from nearby wells: USGS well samples in your county (2000–2023).
Carbonate hardness (alkalinity)
Area estimate107–253 ppm
Typical 160 ppm
Strong buffering. pH stays steady and hard to lower without RO water.
Area estimate from nearby wells: USGS well samples in your county (2000–2024).
pH
Area estimate7.2–8
Typical 7.5
Most community fish do well here. Stable water matters more than the exact number.
Area estimate from nearby wells: USGS well samples in your county (2000–2024).
Total dissolved solids
Area estimate171–670 ppm
Typical 314 ppm
A rough measure of everything dissolved in the water. RO water reads near 0, so TDS is a quick way to compare waters.
Area estimate from nearby wells: USGS well samples in your county (2000–2023).
Who supplies Sahuarita, AZ
Sahuarita Water Company
Serves 41% of residents · Groundwater (wells) · Chlorine
Gw Farmers Water Co - Continental
Serves 11% of residents · Groundwater (wells) · Chlorine
Quail Creek Water Company
Serves 11% of residents · Groundwater (wells) · Chlorine
Community Wc of Green Valley
Serves 9% of residents · Groundwater (wells) · Chlorine
Gw Saguaro Dist Water Co - Las Quintas
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.
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.