Shoal & Stem

Carlyss, LA tap water

Supplied by Calcasieu Parish WW Dist 9 Carlyss. 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)

Area estimate

0.1–11 ppm (Low)

Typical 0.9 ppm

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

Area estimate from nearby wells: USGS well samples in your state (2000–2021).

Water chemistry

General hardness

Area estimate

70–145 ppm

Typical 119 ppm

Moderately soft to medium. Suits most community fish and plants.

Area estimate from nearby wells: USGS well samples in your county (2000–2020).

Carbonate hardness (alkalinity)

153–158 ppm

Typical 155 ppm

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

From EPA monitoring data, measured before treatment (2014–2019).

pH

6.6–7.6

Typical 7

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

From EPA monitoring data, measured before treatment (2014–2019).

Total dissolved solids

Area estimate

204–546 ppm

Typical 273 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 (2000–2020).

Who supplies Carlyss, LA

  • Calcasieu Parish WW Dist 9 Carlyss

    Serves 94% 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 Calcasieu Parish WW Dist 9 Carlyss

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