CITY REPORT CA

Dublin, CA Home Safety: Home Safety Score unavailable

1 ZIP code · 4 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
0
ZIPs with Violations
Zone 2
Radon Risk (Moderate)
$1.2M
Median Home Value
$2,100
Est. Remediation (0.2% of home value)

Dublin Water: The Quick Version

  • Average lead level: 0.0067 mg/L.
  • Homes built before 1986: 27% - older plumbing may contain lead solder.
  • Estimated remediation: $2,100 per household.
  • CDC health risk index: 9.67.

Water Systems Serving Dublin

Residential water in Dublin, CA is supplied by 3 separate utilities - not one centralized authority. Each of those providers operates under its own service territory boundary, maintains its own distribution infrastructure, and files compliance documentation with the EPA on its own timeline. Federal data counts 4 water systems in the area, with these providers collectively accounting for the dominant share of household connections.

Overview

We track home safety data for 1 ZIP code in Dublin, California (population ~70,542), covering 4 community water systems serving approximately 214,397 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.

Water Sources

Dublin water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0067 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

Dominant radon zone: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Areas with No Violations

ZIP Code Safety Score System Population
94568 Zone 7 Water Agency 40

All ZIP Codes in Dublin

Data Sources

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

CDC Health Data for Dublin

8.8%
Asthma (US: 9.8%)
11%
Diabetes (US: 10.4%)
15%
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 8.8% ↓
Diabetes 11% ↑
Mental Health 15% ↑

Vertical line = national average. Above national · Below national

How Old Is Dublin's Housing Stock?

2007
Median Build Year
27%
Built Before 1986
2%
Built Before 1970
PEX or Copper
Likely Pipe Material

Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.

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

Housing Age Profile

Banned from residential plumbing in 1986, lead solder was a near-universal feature of copper plumbing before that cutoff. In Dublin, where the median build year is 2007, the majority of housing falls into the post-ban category - though the older fraction of the stock still carries the residual risk that comes with pre-1986 pipe and solder materials.

2007
Median Year Built
27%
Pre-1986 (Lead Paint Risk)
2%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (2%) 1970–1986 (25%) Post-1986 (73%)

Most homes in Dublin were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

Dublin: Remediation Cost in Perspective

Property equity in Dublin runs well ahead of estimated remediation costs - a cost-to-value ratio that sits in the low tier, meaning documented water and safety issues here are the kind homeowners can plan to address without treating the expense as a significant budget event relative to what their homes are worth.

Median Home Value
$1.2M
Est. Remediation
$2,100
Remediation as % of home value 0.2%

Remediation costs in Dublin are relatively low compared to home values. The $1,100–$3,400 estimated range is a small fraction of median property value. Home values are 66% above the California average.

Protecting Children from Lead in Dublin

27%
Homes Built Before 1986
0.0067
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.

Aggregate sampling rests beneath the federal action threshold here, while only 27% of Dublin housing predates the solder rule change.

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

Historical Flood-Claim Evidence for Dublin

5
Total FEMA Flood Claims
$4,963
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Dublin contains 5 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $4,963. Among ZIP codes with claim records, 100% 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>$2,100</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

Does Dublin water have lead?
The average 90th-percentile lead level in Dublin is 0.0067 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 many water systems serve Dublin?
Dublin is served by 4 public water systems across 1 ZIP code, serving approximately 70,542 people.
How much does it cost to fix water issues in Dublin?
Estimated remediation costs in Dublin average $2,100 per household, ranging from $1,100 to $3,400. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesCalifornia → Dublin, CA

How to cite this page

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

Page version: August 2026.

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