Hudson, IA tap water
Supplied by Hudson Water Supply. 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)
Supplier's figure20–33 ppm (High)
Typical 29 ppm
High for tap water. Water changes can't take your tank's nitrate below this level.
From the utility that supplies yours: Waterloo Water Works, which supplies Hudson Water Supply (2013).
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)
Supplier's figure225 ppm
Strong buffering. pH stays steady and hard to lower without RO water.
From the utility that supplies yours: Waterloo Water Works, which supplies Hudson Water Supply (2018–2019).
pH
Not published yet
We haven't found this number yet. A drop test kit gives you your exact reading.
Who supplies Hudson, IA
Hudson Water Supply
Serves 81% of residents · Buys water from Waterloo Water Works · 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.