CITY REPORT CA

Eureka, CA Home Safety: Home Safety 100/100

3 ZIP codes · 5 water systems · Updated

ZipCheckup grade for Eureka: A.

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

Water systems in Eureka, CA serve households with few reported safety events.

How Eureka Compares

Eureka100/100
California avg76/100
National avg73/100

Data: EPA SDWIS

3
ZIP Codes
5
Water Systems
0
ZIPs with Violations
A · 100
Avg Safety Score
Zone 3
Radon Risk (Low)
$412K
Median Home Value
$1,500
Est. Remediation (0.4% of home value)

Key Facts for Eureka Residents

  • Average lead level: 0.003 mg/L.
  • Homes built before 1986: 79% - older plumbing may contain lead solder.
  • Estimated remediation: $1,500 per household.
  • CDC health risk index: 12.81 - above typical levels.

Eureka's Water Providers

Eureka, CA is covered by 3 major water utilities out of 5 federally tracked systems, each managing its own pipes, treatment processes, and EPA filings. What a household gets from the tap depends on which provider's system serves that address.

Overview

We track home safety data for 3 ZIP codes in Eureka, California, covering 5 community water systems serving approximately 47,414 people. The EPA snapshots used for this build directly map water systems to 2 of 3 ZIP codes.

The available EPA record reports 0 violations for 2 ZIP codes with a reported violation count.

Home Safety Score

Average Home Safety Score for Eureka: A (100/100)

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

Eureka water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0030 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): 3 ZIP codes

Areas with No Violations

ZIP Code Safety Score System Population
95501 A Humboldt Bay Mwd 680
95503 A Humboldt Bay Mwd 680

All ZIP Codes in Eureka

Data Sources

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

Eureka Community Health Snapshot

11%
Asthma (US: 9.8%)
11.4%
Diabetes (US: 10.4%)
19.7%
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 11.4% ↑
Mental Health 19.7% ↑

Vertical line = national average. Above national · Below national

Eureka Infrastructure Age

1967
Median Build Year
79%
Built Before 1986
47%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 79% 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

Because the majority of Eureka's housing predates 1986, when lead solder was banned from new plumbing, the median build year of 1967 reflects a city where lead-era plumbing materials are common rather than exceptional.

1967
Median Year Built
79%
Pre-1986 (Lead Paint Risk)
47%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (47%) 1970–1986 (32%) Post-1986 (21%)

Over half of homes in Eureka 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.

How Remediation Costs Compare in Eureka

The household financial picture for Eureka homeowners is proportionally favorable - addressing documented issues claims a small slice of equity, and the cost-to-value ratio puts this area well within the manageable tier.

Median Home Value
$411,500
Est. Remediation
$1,500
Remediation as % of home value 0.4%

Remediation costs in Eureka are relatively low compared to home values. The $950–$2,267 estimated range is a small fraction of median property value. Home values are 44% below the California average.

Eureka: Lead Risk & Vulnerable Populations

79%
Homes Built Before 1986
0.003
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.

Routinely in Eureka, where 79% of housing predates the solder ban and aggregate utility readings hover near the federal threshold, a faucet-level draw functions as a standard household step for families with small kids.

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

Eureka: NFIP Claim Records and Water-Quality Context

42
Total FEMA Flood Claims
$48,653
Avg Reported Sum With Payment Data
50%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Eureka contains 42 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $48,653. 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>$1,500</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.

Frequently Asked Questions

What does the Home Safety Score mean for Eureka, CA?
Eureka has an average Home Safety Score of 100/100 (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. The available EPA record reports no violations for ZIP codes with reported counts. Check individual ZIP code reports for component details.
Does Eureka water have lead?
The average 90th-percentile lead level in Eureka is 0.003 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 Eureka compare to California average?
Eureka has an average Home Safety Score of 100/100, which is above the California state average of 76/100 for the same model series.
How many water systems serve Eureka?
Eureka is served by 5 public water systems across 3 ZIP codes, serving approximately 47,414 people.
How much does it cost to fix water issues in Eureka?
Estimated remediation costs in Eureka average $1,500 per household, ranging from $950 to $2,267. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesCalifornia → Eureka, CA

How to cite this page

APA ZipCheckup. (2026). Eureka, CA Home Safety: Home Safety 100/100. https://zipcheckup.com/cities/ca/eureka/
BibTeX
@misc{zipcheckup-cities-ca-eureka,
  author = {{ZipCheckup}},
  title  = {{Eureka, CA Home Safety: Home Safety 100/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ca/eureka/}
}

Page version: August 2026.

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