Salem, NJ tap water
Supplied by New Jersey American Water – Salem City. 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)
Not detected (Low)
Not detected in testing, so water changes lower your tank's nitrate well.
From EPA monitoring data (2012–2019).
Water chemistry
General hardness
Area estimate14–286 ppm
Typical 111 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)
86–153 ppm
Typical 119 ppm
Strong buffering. pH stays steady and hard to lower without RO water.
From EPA monitoring data (2012–2018).
pH
8.2
Alkaline. Many utilities raise pH to protect pipes. Stability matters more than the exact number.
From EPA monitoring data (2018).
Total dissolved solids
Area estimate120–895 ppm
Typical 201 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).
- New Jersey American Water – Salem City adds phosphate to protect pipes. It can feed algae in tanks without much plant growth.
Who supplies Salem, NJ
New Jersey American Water – Salem City
Serves 99% 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.