Lake Cherokee, TX tap water
Supplied mostly by Chalk Hill SUD, plus 1 other utility. Here's what the water means for your fish.
Disinfectant
Chlorine or chloramine
Utilities here use chlorine or chloramine, depending on which one serves your address. Chlorine slowly gases off from standing water; chloramine doesn't.
Safety for fish and shrimp
Nitrite (NO₂)
Up to 0.28 ppm (Low)
Typically not detected
Not detected in testing, so any nitrite in your tank comes from the tank itself.
From EPA monitoring data (2012–2019).
Nitrate (NO₃)
0.1–0.8 ppm (Low)
Typical 0.1 ppm
Low, so water changes lower your tank's nitrate well.
From EPA monitoring data (2012–2019).
Water chemistry
General hardness
Area estimate7–17 ppm
Typical 10 ppm
Soft. Good for tetras, rasboras and most shrimp. Livebearers, snails and African cichlids prefer harder water.
Area estimate from nearby wells: USGS well samples in your county (2015).
Carbonate hardness (alkalinity)
12–621 ppm
Typical 512 ppm
Strong buffering. pH stays steady and hard to lower without RO water.
From EPA monitoring data (2012–2018).
pH
Area estimate4.7–8.6
Typical 8.3
Alkaline. Stability matters more than the exact number.
Area estimate from nearby wells: USGS well samples in your county (2015).
Total dissolved solids
Area estimate38–1300 ppm
Typical 246 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 (2015).
Who supplies Lake Cherokee, TX
Chalk Hill SUD
Serves 49% of residents · Groundwater (wells) · Chlorine
Elderville WSC
Serves 47% of residents · Buys water from City of Longview · Chloramine
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.