Shoal & Stem

Redfield, SD tap water

Supplied by Redfield. Here's what its water means for your fish.

Disinfectant

Chloramine

Your water is treated with chloramine. Unlike chlorine, it doesn't gas off when water sits out, and many pitcher and fridge filters aren't rated to remove it. Conditioners that list chloramine on the label break it apart, which frees a little ammonia. Some utilities switch to plain chlorine for a few weeks a year.

Safety for fish and shrimp

Nitrate (NO₃)

Supplier's figure

0.4–1.8 ppm (Low)

Typical 1.1 ppm

Low, so water changes lower your tank's nitrate well.

From the utility that supplies yours: Web Water Development Association, which supplies Redfield (2017–2019).

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.

  • Redfield adds phosphate to protect pipes. It can feed algae in tanks without much plant growth.
  • Redfield softens its water at the plant, so it may be softer than the local groundwater.

Who supplies Redfield, SD

  • Redfield

    Serves all residents · Buys water from Web Water Development Association · 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.

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