Is Longbranch, WA tap water safe?
The short answer
1 of the 11 utilities serving Longbranch has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Washington’s records: Taylor Bay Beach Club Inc.
Palmer Lake, which serves the most people here, has 1 result above the health goal. The worst: Lead at 5.6 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from Palmer Lake is moderately hard, typically 70 mg/L (4.1 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 Longbranch’s ZIP codes, from EPA’s estimates.
- Open report
Palmer Lake
Washington · serves 1,924 people · about 900 in Longbranch
1 result above the health goal. The worst: Lead at 5.6 ppb, above the health goal. Hardness: moderately hard, typically 70 mg/L (4.1 grains per gallon).
No health-based violations since 2016
- Open report
Cole
Washington · serves 257 people · nearly all in Longbranch
2 results above the health goal. The worst: Arsenic at 1.6 ppb, above the health goal. Hardness: soft, typically 49 mg/L (2.9 grains per gallon).
No health-based violations since 2016
- Open report
Taylor Bay Beach Club Inc
Washington · serves 175 people · nearly all in Longbranch
1 result above the health goal. The worst: Arsenic at 2.1 ppb, above the health goal. Hardness: hard, 150 mg/L (8.8 grains per gallon).
1 health-based violation since 2016
- Open report
Driftwood Point Water System
Washington · serves 143 people · nearly all in Longbranch
1 result above the health goal. The worst: Arsenic at 5.5 ppb, above the health goal. Hardness: soft, 56 mg/L (3.3 grains per gallon).
No health-based violations since 2016
- Open report
Madrona Point
Washington · serves 111 people · nearly all in Longbranch
2 results above the health goal. The worst: Arsenic at 3.0 ppb, above the health goal. Hardness: moderately hard, 81 mg/L (4.7 grains per gallon).
No health-based violations since 2016
- Open report
Whiteman Cove Water District
Washington · serves 53 people · nearly all in Longbranch
2 results above the health goal. The worst: Arsenic at 2.3 ppb, above the health goal. Hardness: soft, 60 mg/L (3.5 grains per gallon).
No health-based violations since 2016
- Open report
Jackson Lake South
Washington · serves 225 people · about 110 in Longbranch
1 result above the health goal. The worst: Arsenic at 2.9 ppb, above the health goal. Hardness: soft, typically 56 mg/L (3.3 grains per gallon).
No health-based violations since 2016
- Open report
Key Ridge Water System
Washington · serves 63 people · nearly all in Longbranch
2 results above the health goal. The worst: Lead at 3.2 ppb, above the health goal. Hardness: soft, typically 47 mg/L (2.8 grains per gallon).
No health-based violations since 2016
- Open report
Longbranch Shores Water Association
Washington · serves 111 people · under 100 in Longbranch
1 result above the health goal. The worst: Lead at 2.1 ppb, above the health goal. Hardness: moderately hard, 82 mg/L (4.8 grains per gallon).
No health-based violations since 2016
- Open report
Hmc Management Water System
Washington · serves 432 people · under 100 in Longbranch
2 results above the health goal. The worst: Lead at 12.2 ppb, above the health goal. Hardness: moderately hard, typically 97 mg/L (5.7 grains per gallon).
No health-based violations since 2016
1 more utility in Longbranch
By EPA’s estimate, each serves fewer people in Longbranch than those above.
- Key Center Water Systemserves 561 people · under 100 in Longbranch · 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 Palmer Lake’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near Longbranch
The 3 labs Washington certifies closest to Longbranch, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Thurston County Health Department Laboratory
Olympia, WA · about 10 miles
Certified for bacteria, nitrate
Olympic Analytical LLC dba Vanguard Laboratory
Olympia, WA · about 16 miles
Certified for bacteria, nitrate
Water Management Laboratories, Inc.
Tacoma, WA · about 17 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, radioactivity
Which ZIP codes are in Longbranch: 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 Longbranch
Other towns in Pierce County with a page of their own.
What to do next
- Read Palmer Lake’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