Shoal & Stem

Greenville, RI tap water

Supplied by Greenville Water District. 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 figure

Not detected (Low)

Not detected in testing, so water changes lower your tank's nitrate well.

From the utility that supplies yours: Providence-City of, which supplies Greenville Water District, measured before treatment (2012–2019).

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)

Supplier's figure

5 ppm

Little buffering. pH can drop quickly between water changes, especially with CO₂ or an older tank.

From the utility that supplies yours: Providence-City of, which supplies Greenville Water District, 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.

  • Greenville Water District adds phosphate to protect pipes. It can feed algae in tanks without much plant growth.

Who supplies Greenville, RI

  • Greenville Water District

    Serves all residents · Buys water from Providence-City of · 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.

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