Prien, LA tap water
Supplied mostly by City of Lake Charles Water System, plus 1 other utility. 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)
Area estimate0.1–11 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
Not published yet
We haven't found this number yet. A drop test kit gives you your exact reading.
Carbonate hardness (alkalinity)
185–287 ppm
Typical 233 ppm
Strong buffering. pH stays steady and hard to lower without RO water.
From EPA monitoring data, measured before treatment (2013–2019).
pH
7.7–7.9
Typical 7.7
Most community fish do well here. Stable water matters more than the exact number.
From EPA monitoring data, measured before treatment (2013–2019).
- City of Lake Charles Water System and Country Pines North Subdivision WS add phosphate to protect pipes. It can feed algae in tanks without much plant growth.
- City of Lake Charles Water System softens its water at the plant, so it may be softer than the local groundwater.
Who supplies Prien, LA
City of Lake Charles Water System
Serves 60% of residents · Groundwater (wells) · Chlorine
Country Pines North Subdivision WS
Serves 34% 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.