Water Quality in Mount Vernon, WA (98257)
EPA violation data for public water systems serving ZIP code 98257.
No Health-Based Violations
None of the 15 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are4 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 48% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,277
Population
15
Water Systems
4
Violations (5yr)
0
Health-Based
Location
Loading map...
Water Systems Serving This Area (15)
Skagit County Pud 1 Judy Res
All resolvedAnacortes City Of
Swinomish Casino & Lodge
Shelter Bay Community Inc
All resolvedLa Conner Water Dept
Swinomish
Thousand Trails-La Conner
Lone Tree Tavern & Cafe
Shorewood Water
Kwonesum
Sunny Slope Water System
Hope Island Water Association
Wagon Wheel Motel
Halleran Water
Cascade Resort
Contaminants Found
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2023
How Does This Compare?
Mount Vernon (98257) has more violations than 48% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 4, 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.