Johnson City, NY tap water
Supplied by Johnson City Water Works. Here's what its 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)
4.6–4.7 ppm (Low)
Typical 4.7 ppm
Low, so water changes lower your tank's nitrate well.
From EPA monitoring data (2012–2019).
Water chemistry
General hardness
Area estimate92–368 ppm
Typical 163 ppm
Moderately hard. Great for livebearers, and most community fish adapt.
Area estimate from nearby wells: USGS well samples in your county (2001–2023).
Carbonate hardness (alkalinity)
Area estimate100–261 ppm
Typical 152 ppm
Strong buffering. pH stays steady and hard to lower without RO water.
Area estimate from nearby wells: USGS well samples in your county (2001–2023).
pH
Area estimate6.8–8.3
Typical 7.4
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 (2001–2023).
Total dissolved solids
Area estimate122–728 ppm
Typical 252 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 (2001–2023).
- Johnson City Water Works adds phosphate to protect pipes. It can feed algae in tanks without much plant growth.
Who supplies Johnson City, NY
Johnson City Water Works
Serves all 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.