Water Quality in Seattle, WA (98027)
EPA violation data for public water systems serving ZIP code 98027.
No Health-Based Violations
None of the 49 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are22 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 80% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
28,955
Population
49
Water Systems
22
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (49)
Seattle Public Utilities
Bellevue City Of
Kent Water Department
All resolvedRedmond Water System City Of
Lakehaven Water And Sewer District
All resolvedHighline Water District
Auburn City Of
Renton City Of
Northshore Utility District
Issaquah Water System
Kcwd #121
Lake Sammamish State Park
Wallace Falls State Park
All resolvedOverdale Water Association
Bridle Trails State Park
Darigold Issaquah Water System
Monoldon Water System
Cougar Mountain Academy
Issaquah Valley Water Assn #1
Issaquah Church Comm. Water System
Evergreen Heights Water Coop Assoc
Twin Cedars
Cedar Heights Water Dist
Alpine Mobile Manor
All resolvedIssaquah Christian Church
Mint Grove
Tiger Mtn Estates
Fraternity Snoqualmie
All resolvedAdair,L
St. Sava Serbian Orthodox Church
All resolvedSkylandia Water Supply
Tiger Mtn Tracts
All resolvedCedar Grove Water Company
All resolvedKing County Shop #2
Tiger Mountain Estates W.S.
Colman C Water
Lindsay Beach
Gustavus Lds Church
Peters Creek
Grant Water System
Silver Creek Well
Bean, C.S. Water System
Billington Water System
Proacres Water System
Lush/Pusch Water System
Chapter Eleven Water System
Morse
Belali Water System
Bear Creek Lodge
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2024
How Does This Compare?
Seattle (98027) has more violations than 80% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 22, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.