Narragansett Pier, RI tap water
Supplied mostly by Veolia Water Wakefield Rhode Island Inc, 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)
Up to 16 ppm (Low)
Typical 5 ppm
Water changes can't take your tank's nitrate below this level.
From EPA monitoring data, measured before treatment; Veolia Water Wakefield Rhode Island Inc, which supplies Narragansett Water System-Point Judith, measured before treatment; Veolia Water Wakefield Rhode Island Inc and Town of North Kingstown, which supplies Narragansett Water Dept-North End, measured before treatment (2012–2017).
Water chemistry
General hardness
Area estimate35–51 ppm
Typical 50 ppm
Soft. Good for tetras, rasboras and most shrimp. Livebearers, snails and African cichlids prefer harder water.
Area estimate from nearby wells: USGS well samples in your county (2000–2019).
Carbonate hardness (alkalinity)
25–39 ppm
Typical 32 ppm
Little buffering. pH can drop quickly between water changes, especially with CO₂ or an older tank.
From EPA monitoring data; Veolia Water Wakefield Rhode Island Inc, which supplies Narragansett Water System-Point Judith; Veolia Water Wakefield Rhode Island Inc, which supplies Narragansett Water Dept-North End (2018–2019).
pH
Area estimate5.5–6
Typical 5.7
Acidic. Stable water matters more than the exact number.
Area estimate from nearby wells: USGS well samples in your county (2000–2023).
Total dissolved solids
Area estimate88–112 ppm
Typical 107 ppm
A rough measure of everything dissolved in the water. RO water reads near 0, so TDS is a quick way to compare waters.
Area estimate from nearby wells: USGS well samples in your county (2000–2019).
- Veolia Water Wakefield Rhode Island Inc, Narragansett Water System-Point Judith and Narragansett Water Dept-North End add phosphate to protect pipes. It can feed algae in tanks without much plant growth.
Who supplies Narragansett Pier, RI
Veolia Water Wakefield Rhode Island Inc
Serves 89% of residents · Groundwater (wells) · Chlorine
Narragansett Water System-Point Judith
Serves 8% of residents · Buys water from Veolia Water Wakefield Rhode Island Inc · Chlorine
Narragansett Water Dept-North End
Serves 8% of residents · Buys water from Veolia Water Wakefield Rhode Island Inc · 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.
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Compiled by Shoal & Stem from public records. Free to cite with a link.