Shoal & Stem

Norwood, OK tap water

Supplied mostly by Muskogee Co. RWD #7, plus 2 other utilities. Here's what the 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)

0.7 ppm (Low)

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

From EPA monitoring data (2012).

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 figure

67–99 ppm

Typical 99 ppm

Moderate buffering. pH should stay fairly steady.

From the utility that supplies yours: Fort Gibson, which supplies Muskogee Co. RWD #7, measured before treatment; EPA monitoring data, measured before treatment (2012–2019).

pH

Not published yet

We haven't found this number yet. A drop test kit gives you your exact reading.

  • Muskogee Co. RWD #7 adds phosphate to protect pipes. It can feed algae in tanks without much plant growth.

Who supplies Norwood, OK

  • Muskogee Co. RWD #7

    Serves 66% of residents · Buys water from Fort Gibson · Chlorine

  • Cherokee Co. RWD #1 (Ft Gibson)

    Serves 23% of residents · Lake or river water · Chlorine

  • Cherokee Co. RWD #11

    Serves 5% 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.

Also supplied by Muskogee Co. RWD #7

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