Mount Pleasant, WI tap water
Supplied by Racine Water Utility. 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
Nitrite (NO₂)
0.05 ppm (Low)
Essentially none, so any nitrite in your tank comes from the tank itself.
Published by your utility: Racine Water Utility's 2025 water quality report.
Nitrate (NO₃)
1.6 ppm (Low)
Low, so water changes lower your tank's nitrate well.
Published by your utility: Racine Water Utility's 2025 water quality report.
Chlorine or chloramine at the tap
1.1–1.5 ppm
Typical 1.3 ppm
At tap levels, chlorine and chloramine are toxic to fish, shrimp and the bacteria in a filter. Water conditioners are made for this range.
Published by your utility: Racine Water Utility's 2025 water quality report.
Water chemistry
General hardness
140 ppm
Moderately soft to medium. Suits most community fish and plants.
Published by your utility: Racine Water Utility's 2025 water quality report.
Carbonate hardness (alkalinity)
106–119 ppm
Typical 112 ppm
Strong buffering. pH stays steady and hard to lower without RO water.
Published by your utility: Racine Water Utility's 2025 water quality report.
pH
7.5–8
Typical 7.7
Most community fish do well here. Stable water matters more than the exact number.
Published by your utility: Racine Water Utility's 2025 water quality report.
Total dissolved solids
Estimate198–213 ppm
Typical 205 ppm
A rough measure of everything dissolved in the water. RO water reads near 0, so TDS is a quick way to compare waters.
Estimated from Racine Water Utility's conductivity readings (2025).
- Racine Water Utility adds phosphate to protect pipes. It can feed algae in tanks without much plant growth.
Who supplies Mount Pleasant, WI
- 2025 water quality report
Racine Water Utility
Serves 94% of residents · Lake or river water · 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.