Water Quality in Seattle, WA (98024)

EPA violation data for public water systems serving ZIP code 98024.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 9 monitoring/reporting violations.

More violations than 67% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

3,908

Population

23

Water Systems

10

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (23)

Seattle Public Utilities

Surface water 1,091,904 people served
0 violations
Lead tested: 3.5 ppb (limit: 15 ppb)

Bellevue City Of

Purchased surface water 317,330 people served
0 violations

Kent Water Department

All resolved
Purchased surface water 166,421 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Redmond Water System City Of

Purchased surface water 163,335 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

Lakehaven Water And Sewer District

All resolved
Purchased surface water 118,273 people served
1 violation (5yr) · All resolved

Highline Water District

Purchased surface water 115,950 people served
0 violations

Auburn City Of

Groundwater 113,095 people served
0 violations
Lead tested: 2.2 ppb (limit: 15 ppb)

Renton City Of

Groundwater 107,119 people served
0 violations

Northshore Utility District

Purchased surface water 105,105 people served
0 violations

Ames Lake Water Assoc Inc

All resolved
Groundwater 3,224 people served
1 violation (5yr) · All resolved

Fall City Water Dist. #127

Groundwater 2,987 people served
0 violations

Wilderness Rim Association

All resolved
Purchased groundwater 1,867 people served
1 violation (5yr) · All resolved
Lead tested: 1.7 ppb (limit: 15 ppb)

Snoqualmie Falls Golf

Groundwater 433 people served
0 violations

Spring Glen Association

Groundwater 245 people served
0 violations

Granite Point Park

Groundwater 171 people served
0 violations

Upper Preston Water Assn

Groundwater 150 people served
0 violations

Tall Chief Golf Course

Groundwater 136 people served
0 violations

Lake Alice Water Association

Groundwater 90 people served
0 violations

Fall City Water Dist. (Plum Creek)

1 health-based
Groundwater 59 people served
4 violations (5yr) · 1 health-based · All resolved

Alpine Water Association

Purchased groundwater 58 people served
0 violations

Fall City Water Dist.(Spring Hill)

All resolved
Groundwater 57 people served
1 violation (5yr) · All resolved

Fall City Water Dist. (Ruth)

All resolved
Groundwater 49 people served
1 violation (5yr) · All resolved

Vasilview Water System

Groundwater 10 people served
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

7 violations
All resolved
TTHMMonitoring
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
3.5 ppb measured Action level: 15 ppb

Sampled: Jan 2024

How Does This Compare?

Seattle (98024) has more violations than 67% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 10.

Fewer violations 67th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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