CITY REPORT WA

Suquamish, WA: 5 Violations - Home Safety 96/100

1 ZIP code · 5 water systems · Updated

ZipCheckup grade for Suquamish: A.

Checked records flag no major concern; missing data is unknown.

In ZipCheckup's scoring, Suquamish, WA lands in the A-B grade tier.

How Suquamish Compares

Suquamish96/100
Washington avg86/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
5
Water Systems
1
ZIPs Linked to Systems with Violations
A · 96
Avg Safety Score
Zone 3
County Radon Potential (Low)
$433K
Median Home Value

Suquamish Water: The Quick Version

  • Your city's water systems recorded 5 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0055 mg/L.
  • Homes built before 1986: 51% - older plumbing may contain lead solder.
  • Health risk index (ZipCheckup composite of CDC data): 11.76.

Water Systems Serving Suquamish

Because each listed system has its own federal record, violations at one of the 3 shown below do not apply to the others among the 5 tied to Suquamish, WA.

Overview

We track home safety data for 1 ZIP code in Suquamish, Washington (population ~3,412), covering 5 community water systems serving approximately 23,439 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.

Home Safety Score

Average Home Safety Score for Suquamish: A (96/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Suquamish water systems draw from: Groundwater.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0055 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

1 of 1 ZIP records with known zones is in EPA Radon Zone 3.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Consumer Confidence Rule Reporting 8 1
Lead and Copper Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
98392 A 5 0 Suquamish

All ZIP Codes in Suquamish

  • 98392 [A] - 5 violations

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

CDC Health Data for Suquamish

11.2%
Asthma (US: 9.8%)
9.8%
Diabetes (US: 10.4%)
16%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.

Compared to National Average

Asthma 11.2% ↑
Diabetes 9.8% ↓
Mental Health 16% ↑

Vertical line = national average. ■ Above national · ■ Below national

Key Contaminants Detected in Suquamish

Consumer Confidence Rule 8 violations
Reporting
Lead and Copper Rule 2 violations
Treatment Technique
Developmental delays in children, kidney damage

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

How Old Is Suquamish's Housing Stock?

1984
Median Build Year
51%
Built Before 1986
22%
Built Before 1970
Copper
Likely Pipe Material

With 51% of homes built before 1986, lead solder in plumbing is a potential concern. Federal law banned lead solder in drinking-water plumbing in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

Pre-1986 homes make up a large part of Suquamish's housing; median build year 1984.

1984
Median Year Built
51%
Pre-1986 (lead solder era; lead paint banned 1978)
22%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (22%) 1970–1986 (29%) Post-1986 (49%)

Over half of homes in Suquamish were built before 1986, when federal law began restricting lead solder in drinking-water plumbing. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Protecting Children from Lead in Suquamish

51%
Homes Built Before 1986
0.0055
mg/L average of reported water-system 90th-percentile lead results (the 0.015 action level applies to each system's result, not to this average)

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

If you have young children or are pregnant, consider testing your home's water - especially if your home was built before 1986.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Historical Flood-Claim Evidence for Suquamish

1
Total FEMA Flood Claims
$8,488
Avg Reported Sum With Payment Data
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Suquamish contains 1 flood insurance claim. Among claims with payment data, the average reported building, contents, and ICC component sum is $8,488. Among ZIP codes with claim records, 0% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

What does the Home Safety Score mean for Suquamish, WA?
Suquamish has an average Home Safety Score of 96/100 (Grade A) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. 5 violations appear in EPA records for water systems mapped to these ZIP codes. Check individual ZIP code reports for component details.
How many violations are on record for water systems serving Suquamish?
EPA records list 5 EPA violations for Suquamish water systems. These water-system violations are shown for 1 mapped ZIP code.
Does Suquamish water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Suquamish is 0.0055 mg/L. The EPA action level of 0.015 mg/L applies to each water system's own 90th percentile, not to this average. EPA's health goal for lead is zero. Lead levels can vary by home - testing is recommended especially in older properties.
How does Suquamish compare to Washington average?
Suquamish has an average Home Safety Score of 96/100, which is at or above the Washington state average of 86/100 for the same model series.
How many water systems serve Suquamish?
Our records map 5 water systems to 1 ZIP code in Suquamish. The related population figure in our data is approximately 3,412 people; it is not a count of people served citywide.
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How to cite this page

APA ZipCheckup. (2026). Suquamish, WA: 5 Violations - Home Safety 96/100. https://zipcheckup.com/cities/wa/suquamish/
BibTeX
@misc{zipcheckup-cities-wa-suquamish,
  author = {{ZipCheckup}},
  title  = {{Suquamish, WA: 5 Violations - Home Safety 96/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/wa/suquamish/}
}

Page version: October 2026.

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