Brooklyn, IN tap water
Supplied mostly by Brooklyn Water Works, plus 2 other utilities. 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
Nitrate (NO₃)
1.2–7.1 ppm (Low)
Typical 1.6 ppm
Low, so water changes lower your tank's nitrate well.
From EPA monitoring data (2012–2019).
Water chemistry
General hardness
Not published yet
We haven't found this number yet. A drop test kit gives you your exact reading.
Carbonate hardness (alkalinity)
Not published yet
We haven't found this number yet. A drop test kit gives you your exact reading.
pH
Not published yet
We haven't found this number yet. A drop test kit gives you your exact reading.
- Morgan County Rural Water Company adds phosphate to protect pipes. It can feed algae in tanks without much plant growth.
Who supplies Brooklyn, IN
Brooklyn Water Works
Serves 80% of residents · Groundwater (wells) · Chlorine
Hill Water Corporation
Serves 11% of residents · Groundwater (wells) · Chlorine
Morgan County Rural Water Company
Serves 7% of residents · Groundwater (wells) · 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.