CITY REPORT WA

Mount Vernon, WA: 5 Violations - Home Safety 98/100

2 ZIP codes · 4 water systems · Updated

ZipCheckup grade for Mount Vernon: A.

No federal data flags a major home-safety concern for this ZIP.

Water systems in Mount Vernon, WA serve households with few reported safety events.

How Mount Vernon Compares

Mount Vernon98/100
Washington avg86/100
National avg73/100

Data: EPA SDWIS

2
ZIP Codes
4
Water Systems
2
ZIPs with Violations
A · 98
Avg Safety Score
Zone 3
Radon Risk (Low)
$492K
Median Home Value
$1,450
Est. Remediation (0.3% of home value)

What You Should Know About Mount Vernon Water

  • Your city's water systems recorded 5 violations in the past 5 years.
  • Average lead level: 0.0027 mg/L.
  • Homes built before 1986: 53% - older plumbing may contain lead solder.
  • Estimated remediation: $1,450 per household.
  • CDC health risk index: 12.43 - above typical levels.

Who Supplies Your Water in Mount Vernon

Throughout Mount Vernon, WA, water comes from one of 3 primary utilities out of 4 total systems - independent providers with different rate structures, infrastructure, and compliance records that vary across the service territory.

Overview

We track home safety data for 2 ZIP codes in Mount Vernon, Washington (population ~49,325), covering 4 community water systems serving approximately 114,329 people region-wide. The EPA snapshots used for this build directly map water systems to 2 of 2 ZIP codes.

2 of 2 ZIP codes 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 Mount Vernon: A (98/100)

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

Mount Vernon water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0027 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 2 ZIP codes with known status exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 3 (Low Risk)

  • Zone 1 (High): 0 ZIP codes
  • Zone 2 (Moderate): 0 ZIP codes
  • Zone 3 (Low): 2 ZIP codes

Top Contaminants

Contaminant Category Violations ZIPs Affected
Consumer Confidence Report Rule Reporting 6 1
Surface Water Treatment Rule Treatment Technique 3 2
E. coli Microbiological 3 2

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
98273 A 5 0 Skagit County Pud 1 Judy Res
98274 — 2 0 Skagit County Pud 1 Judy Res

All ZIP Codes in Mount Vernon

Data Sources

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

Health Outcomes in Mount Vernon

11%
Asthma (US: 9.8%)
10.8%
Diabetes (US: 10.4%)
15.8%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 11% ↑
Diabetes 10.8% ↑
Mental Health 15.8% ↑

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

Top Contaminants in Mount Vernon Water

Consumer Confidence Report Rule 6 violations
Reporting
Surface Water Treatment Rule 3 violations
Treatment Technique
Pathogens may not be adequately removed
E. coli 3 violations
Microbiological
Gastrointestinal illness, potentially fatal

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

Housing & Infrastructure in Mount Vernon

1986
Median Build Year
53%
Built Before 1986
23%
Built Before 1970
Copper
Likely Pipe Material

With 53% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

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

Housing Age Profile

The median home in Mount Vernon was built in 1986 - a figure that places most of the city's residential stock in the era when lead solder was still standard in copper plumbing. Homes built before 1986 may have lead-soldered joints; those built before 1970 face the additional possibility of lead pipes in the service line itself.

1986
Median Year Built
53%
Pre-1986 (Lead Paint Risk)
23%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (23%) 1970–1986 (30%) Post-1986 (47%)

Over half of homes in Mount Vernon were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Cost Context: What Remediation Means for Mount Vernon Homeowners

Given current Mount Vernon valuations, the remediation-to-property-value ratio is low - most homeowners are looking at a proportionally modest share that fits within routine financial planning.

Median Home Value
$492,400
Est. Remediation
$1,450
Remediation as % of home value 0.3%

Remediation costs in Mount Vernon are relatively low compared to home values. The $950–$2,200 estimated range is a small fraction of median property value. Home values are 5% above the Washington average.

Lead Exposure Risk for Children in Mount Vernon

53%
Homes Built Before 1986
0.0027
mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

53% - that captures the slice of Mount Vernon housing dating from before the federal ban on solder containing lead. It pairs with aggregate utility readings that either approach or cross 0.015 mg/L, the benchmark set under the EPA Lead and Copper Rule. Together, the two figures shift one-home reads into a standard household-level confirmation, particularly for families with kids. A certified lead-removal filter is available through retailer-verified channels if a kit returns results that warrant additional measures.

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

Historical NFIP Claim Context in Mount Vernon

252
Total FEMA Flood Claims
$15,664
Avg Reported Sum With Payment Data
50%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Mount Vernon contains 252 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $15,664. Among ZIP codes with claim records, 50% 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. The <strong>$1,450</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

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.

Deep Dive Reports

Detailed analysis for Mount Vernon, WA

Frequently Asked Questions

What does the Home Safety Score mean for Mount Vernon, WA?
Mount Vernon has an average Home Safety Score of 98/100 (Grade A) under model 4.0.0. The score combines EPA SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the PFAS MCL screen, EPA radon zone, and annual EPA AQI, and is published only when all required domains are observed. 5 EPA violations have been recorded. Check individual ZIP code reports for component details.
How many water violations does Mount Vernon have?
Mount Vernon water systems have a total of 5 EPA violations. Violations are tracked across 2 ZIP codes.
Does Mount Vernon water have lead?
The average 90th-percentile lead level in Mount Vernon is 0.0027 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How does Mount Vernon compare to Washington average?
Mount Vernon has an average Home Safety Score of 98/100, which is above the Washington state average of 86/100 for the same model series.
How many water systems serve Mount Vernon?
Mount Vernon is served by 4 public water systems across 2 ZIP codes, serving approximately 49,325 people.
How much does it cost to fix water issues in Mount Vernon?
Estimated remediation costs in Mount Vernon average $1,450 per household, ranging from $950 to $2,200. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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How to cite this page

APA ZipCheckup. (2026). Mount Vernon, WA: 5 Violations - Home Safety 98/100. https://zipcheckup.com/cities/wa/mount-vernon/
BibTeX 
@misc{zipcheckup-cities-wa-mount-vernon,
  author = {{ZipCheckup}},
  title  = {{Mount Vernon, WA: 5 Violations - Home Safety 98/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/wa/mount-vernon/}
}

Page version: August 2026.

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