Clear Lake, SD tap water
Supplied mostly by Clear Lake, 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
Nitrite (NO₂)
Not detected (Low)
Not detected in testing, so any nitrite in your tank comes from the tank itself.
From EPA monitoring data (2017).
Nitrate (NO₃)
Supplier's figure5.8–7.5 ppm (Low)
Typical 6.6 ppm
Water changes can't take your tank's nitrate below this level.
From the utility that supplies yours: Brookings-Deuel Rural Water System, which supplies Clear Lake; EPA monitoring data (2017–2019).
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)
Not published yet
We haven't found this number yet. A drop test kit gives you your exact reading.
pH
Not published yet
We haven't found this number yet. A drop test kit gives you your exact reading.
Who supplies Clear Lake, SD
Clear Lake
Serves 51% of residents · Buys water from Brookings-Deuel Rural Water System · Chlorine
Brookings-Deuel Rural Water System
Serves 41% 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.
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Compiled by Shoal & Stem from public records. Free to cite with a link.