Port Orchard, WA tap water
Supplied mostly by Port Orchard Water Dept, plus 3 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
Nitrite (NO₂)
Not detected (Low)
Not detected in testing, so any nitrite in your tank comes from the tank itself.
From EPA monitoring data (2012–2019).
Nitrate (NO₃)
Up to 5.8 ppm (Low)
Typically not detected
Not detected in testing, so water changes lower your tank's nitrate well.
From EPA monitoring data; City of Bremerton, which supplies Mccormick Woods (2012–2019).
Water chemistry
General hardness
Area estimate55–3612 ppm
Typical 120 ppm
Moderately soft to medium. Suits most community fish and plants.
Area estimate from nearby wells: USGS well samples in your county (2000–2021).
Carbonate hardness (alkalinity)
26–70 ppm
Typical 36 ppm
Moderate buffering. pH should stay fairly steady.
From EPA monitoring data; City of Bremerton, which supplies Mccormick Woods (2012–2019).
pH
Area estimate6.3–8.1
Typical 7.3
Most community fish do well here. Stable water matters more than the exact number.
Area estimate from nearby wells: USGS well samples in your county (2000–2021).
Total dissolved solids
Area estimate41–4256 ppm
Typical 92 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 (2000–2021).
Who supplies Port Orchard, WA
Port Orchard Water Dept
Serves 50% of residents · Groundwater (wells) · Chlorine
West Sound Utility District #1
Serves 14% of residents · Groundwater (wells) · Chlorine
Mccormick Woods
Serves 13% of residents · Buys water from City of Bremerton · Chlorine
City of Bremerton
Serves 12% of residents · Lake or river water · 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.