Roselawn, IN tap water
About 28% of Roselawn is inside a utility's service area. Homes outside it likely use private wells, which no utility tests.
Disinfectant
Chlorine
Utility water here is treated with chlorine. It slowly gases off from standing water, and any water conditioner removes it. Private wells aren't treated by a utility, so there's no chlorine or chloramine unless a treatment system adds it.
Safety for fish and shrimp
Nitrate (NO₃)
3.5 ppm (Low)
Low, so water changes lower your tank's nitrate well.
From EPA monitoring data (2012–2015).
Water chemistry
General hardness
Area estimate72–282 ppm
Typical 162 ppm
Moderately hard. Great for livebearers, and most community fish adapt.
Area estimate from nearby wells: USGS well samples in your county (2000–2021).
Carbonate hardness (alkalinity)
Area estimate33–259 ppm
Typical 114 ppm
Strong buffering. pH stays steady and hard to lower without RO water.
Area estimate from nearby wells: USGS well samples in your county (2000–2021).
pH
Area estimate7–8.3
Typical 7.7
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 (2000–2021).
Total dissolved solids
Area estimate86–312 ppm
Typical 212 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 (2000–2021).
- Cuii - Water Service Co. adds phosphate to protect pipes. It can feed algae in tanks without much plant growth.
Who supplies Roselawn, IN
Cuii - Water Service Co.
Serves 28% 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.