Shoal & Stem

Chain Lake, WA tap water

Supplied mostly by Roosevelt Water Association, 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)

Supplier's figure

0.4 ppm (Low)

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

From the utility that supplies yours: City of Everett Public Works Dept., which supplies Roosevelt Water Association; City of Everett Public Works Dept., which supplies Monroe Water System; City of Everett Public Works Dept., which supplies Sno PUD 1 - Lake Stevens (2012–2018).

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)

Supplier's figure

15 ppm

Little buffering. pH can drop quickly between water changes, especially with CO₂ or an older tank.

From the utility that supplies yours: City of Everett Public Works Dept., which supplies Roosevelt Water Association; City of Everett Public Works Dept., which supplies Monroe Water System; City of Everett Public Works Dept., which supplies Sno PUD 1 - Lake Stevens (2012–2018).

pH

Supplier's figure

7.7

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

From the utility that supplies yours: City of Everett Public Works Dept., which supplies Roosevelt Water Association; City of Everett Public Works Dept., which supplies Monroe Water System; City of Everett Public Works Dept., which supplies Sno PUD 1 - Lake Stevens (2015).

Who supplies Chain Lake, WA

  • Roosevelt Water Association

    Serves 46% of residents · Buys water from City of Everett Public Works Dept. · Chlorine

  • Monroe Water System

    Serves 36% of residents · Buys water from City of Everett Public Works Dept. · Chlorine

  • Sno PUD 1 - Lake Stevens

    Serves 10% of residents · Buys water from City of Everett Public Works Dept. · 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 Roosevelt Water Association

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