Shoal & Stem

Harvey, ND tap water

Supplied mostly by Central Plains Water District, plus 1 other utility. Here's what the water means for your fish.

Disinfectant

Chlorine or chloramine

Utilities here use chlorine or chloramine, depending on which one serves your address. Chlorine slowly gases off from standing water; chloramine doesn't.

Safety for fish and shrimp

Nitrate (NO₃)

Area estimate

0.2–27 ppm (Low)

Typical 1 ppm

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

Area estimate from nearby wells: USGS well samples in your state (2000–2022).

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)

194–396 ppm

Typical 396 ppm

Strong buffering. pH stays steady and hard to lower without RO water.

From EPA monitoring data (2017).

pH

7.8–8.7

Typical 7.8

Most community fish do well here. Stable water matters more than the exact number.

From EPA monitoring data (2017).

  • Central Plains Water District and City of Harvey add phosphate to protect pipes. It can feed algae in tanks without much plant growth.

Who supplies Harvey, ND

  • Central Plains Water District

    Serves 50% of residents · Groundwater (wells) · Chloramine

  • City of Harvey

    Serves 47% 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.

Also supplied by Central Plains Water District

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