Is Rosedale, WA tap water safe?
The short answer
1 of the 15 utilities serving Rosedale has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Washington’s records: S & I.
Gig Harbor Water Dept, which serves the most people here, has 2 results above the health goal. The worst: Lead at 3.0 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from Gig Harbor Water Dept is soft to moderately hard depending on the source, 42 to 67 mg/L (2.5 to 3.9 grains per gallon). How Washington’s water compares.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Rosedale’s ZIP codes, from EPA’s estimates.
- Open report
Gig Harbor Water Dept
Washington · serves 16,510 people · about 1,200 in Rosedale
2 results above the health goal. The worst: Lead at 3.0 ppb, above the health goal. Hardness: soft to moderately hard depending on the source, 42 to 67 mg/L (2.5 to 3.9 grains per gallon).
No health-based violations since 2016
- Open report
Peacock Hill
Washington · serves 7,401 people · about 950 in Rosedale
2 results above the health goal. The worst: Arsenic at 2.4 ppb, above the health goal. Hardness: soft to moderately hard depending on the source, 38 to 103 mg/L (2.2 to 6 grains per gallon).
No health-based violations since 2016
- Open report
Cedar Crest
Washington · serves 2,954 people · about 540 in Rosedale
2 results above the health goal. The worst: Arsenic at 1.8 ppb, above the health goal. Hardness: moderately hard, typically 92 mg/L (5.4 grains per gallon).
No health-based violations since 2016
- Open report
Canterwood Water System
Washington · serves 1,805 people · about 430 in Rosedale
3 results above the health goal. The worst: Nitrate at 10.5 ppm, above the health goal. Hardness: soft to hard depending on the source, 46 to 159 mg/L (2.7 to 9.3 grains per gallon).
No health-based violations since 2016
- Open report
Crescent Valley #333
Washington · serves 91 people · nearly all in Rosedale
1 result above the health goal. The worst: Arsenic at 2.3 ppb, above the health goal. Hardness: soft, 39 mg/L (2.3 grains per gallon).
No health-based violations since 2016
- Open report
Point Richmond HOA
Washington · serves 38 people · nearly all in Rosedale
2 results above the health goal. The worst: Arsenic at 6.2 ppb, above the health goal. Hardness: soft, 52 mg/L (3 grains per gallon).
No health-based violations since 2016
- Open report
East Gig Harbor Water District
Washington · serves 410 people · under 100 in Rosedale
1 result above the health goal. The worst: Lead at 4.0 ppb, above the health goal. Hardness: soft, 51 mg/L (3 grains per gallon).
No health-based violations since 2016
- Open report
Quistorff
Washington · serves 1,113 people · under 100 in Rosedale
2 results above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: PFHxS at 44 ppt, above EPA’s new limit, which takes effect in 2029. Hardness: soft to moderately hard depending on the source, 47 to 95 mg/L (2.7 to 5.6 grains per gallon).
No health-based violations since 2016
- Open report
Rosedale Heights Trailer Park
Washington · serves 444 people · under 100 in Rosedale
2 results above the health goal. The worst: Lead at 6.3 ppb, above the health goal. Hardness: soft to moderately hard depending on the source, 54 to 77 mg/L (3.2 to 4.5 grains per gallon).
No health-based violations since 2016
- Open report
Forest Park Water System
Washington · serves 120 people · under 100 in Rosedale
2 results above the health goal. The worst: Arsenic at 1.0 ppb, above the health goal. Hardness: soft, 47 mg/L (2.7 grains per gallon).
No health-based violations since 2016
5 more utilities in Rosedale
By EPA’s estimate, each serves fewer people in Rosedale than those above.
- West Wyndserves 87 people · under 100 in Rosedale · no health-based violations since 2016
- Cedars Mobile Manorserves 62 people · under 100 in Rosedale · no health-based violations since 2016
- S & Iserves 482 people · under 100 in Rosedale · no health-based violations since 2016
- Hillcrest Mobile Home Parkserves 198 people · under 100 in Rosedale · no health-based violations since 2016
- Dobler John D Water Systemserves 128 people · under 100 in Rosedale · no health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Gig Harbor Water Dept’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Lead, Arsenic
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Lead, Arsenic
Water testing near Rosedale
The 3 labs Washington certifies closest to Rosedale, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Water Management Laboratories, Inc.
Tacoma, WA · about 14 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, radioactivity
Analytical Resources, LLC
Tukwila, WA · about 16 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics
Friedman & Bruya, Inc.
Seattle, WA · about 18 miles
Certified for lead and copper, metals
ZIP codes in Rosedale
Which ZIP codes are in Rosedale: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: Washington State Department of Ecology, Lab Accreditation Program, environmental laboratories accredited for drinking water analyses; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Rosedale
Other towns in Pierce County with a page of their own.
What to do next
- Read Gig Harbor Water Dept’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water