Is Shoreline, WA Tap Water Safe to Drink?
Shoreline, WA tap water currently meets EPA health guidelines across all monitored ZIP codes in this dataset. Contaminants including lithium have been detected at or below guideline thresholds.
Where Does Shoreline Get Its Water?
Water in Shoreline, WA is provided by 1 public water system: SEATTLE PUBLIC UTILITIES.
How Is Shoreline Tap Water Treated?
Treated water is disinfected using chloramines and ozone. Treatment includes conventional treatment (coagulation, flocculation, and filtration).
What's in Shoreline Tap Water?
The following contaminants were detected most frequently in Shoreline public water systems. All detected levels fall at or below EPA health guidelines in this dataset.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 9 µg/L | — | 0 ZIPs | Within guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| 11Cl-PF3OUdS | 0.005 µg/L | 0.005 µg/L | 2 ZIPs | Within guideline |
| 11Cl-PF3OUdS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| 8:2 FTS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for Shoreline
Current EPA monitoring data for Shoreline shows contaminant levels within guideline thresholds across all ZIP codes in this dataset. As with all public water systems, sensitive populations may choose to use a certified filter for additional peace of mind.
Best Filters for PFAS Water Profile
PFAS compounds are detected in this water supply. A reverse osmosis (RO) system or an activated-carbon filter specifically certified under NSF/ANSI P473 is required for reliable PFAS reduction. Standard pitcher and faucet filters without P473 certification do not remove PFAS.
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
NSF-certified dual-layer filtration reduces 70+ contaminants including PFAS, lead, chlorine, microplastics, and bacteria.
See recommendations matched to your exact address: choose your ZIP code below.
Frequently Asked Questions about Shoreline Tap Water
Is Shoreline tap water safe to drink?
Shoreline tap water currently meets EPA health guidelines across all monitored ZIP codes in this dataset. Sensitive populations may still choose to use a certified filter as a precaution.
What contaminants are in Shoreline tap water?
The most commonly detected contaminants in Shoreline water systems include: lithium, PFTrDA, 11Cl-PF3OUdS. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Shoreline get its drinking water?
Shoreline receives water from one public water system, including SEATTLE PUBLIC UTILITIES.
Do I need a water filter in Shoreline?
Current data does not show guideline exceedances in Shoreline. A certified filter can still reduce trace contaminants and improve taste for households that prefer filtered water.
How often is Shoreline tap water tested?
Public water systems in Shoreline are required by the EPA to test for regulated contaminants on schedules ranging from daily (for microbials and disinfectants) to annual or triennial (for many chemical contaminants). Results are published in annual Consumer Confidence Reports (CCRs). The data on this page reflects the most recent available EPA monitoring results, with the latest sample date of 2023-12-18.
Tap water reports by ZIP in Shoreline
- 98133 - Pinehurst, Shoreline tap water report Some concern
- 98177 - Broadview, Shoreline tap water report Some concern
Water utilities serving Shoreline, WA
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- SEATTLE PUBLIC UTILITIESSome concern
- HIGHLANDS INC. THENo recent federal sampling
Also covers / overlaps with
- Seattle, WA
- Seattle CCD, WA · Township