Lakewood, OH tap water
Supplied by Lakewood City PWS. 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 figure1.7–5 ppm (Low)
Typical 1.9 ppm
Low, so water changes lower your tank's nitrate well.
From the utility that supplies yours: Cleveland Public Water System, which supplies Lakewood City PWS (2025).
Water chemistry
General hardness
Supplier's figure105–130 ppm
Typical 117 ppm
Moderately soft to medium. Suits most community fish and plants.
From the utility that supplies yours: Cleveland Public Water System, which supplies Lakewood City PWS (2025).
Carbonate hardness (alkalinity)
Supplier's figure82 ppm
Moderate buffering. pH should stay fairly steady.
From the utility that supplies yours: Cleveland Public Water System, which supplies Lakewood City PWS (2025).
pH
7.2
Most community fish do well here. Stable water matters more than the exact number.
From EPA monitoring data (2014–2019).
Total dissolved solids
Supplier's figure180 ppm
A rough measure of everything dissolved in the water. RO water reads near 0, so TDS is a quick way to compare waters.
From the utility that supplies yours: Cleveland Public Water System, which supplies Lakewood City PWS (2025).
- Lakewood City PWS adds phosphate to protect pipes. It can feed algae in tanks without much plant growth.
Who supplies Lakewood, OH
Lakewood City PWS
Serves all residents · Buys water from Cleveland Public Water System · 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.