CITY REPORT CA

Geyserville, CA: 1 Violation - Home Safety 99/100

1 ZIP code · 1 water system · Updated

ZipCheckup grade for Geyserville: A.

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

Public water monitoring in Geyserville shows a safety record well above the CA median - health-based violations are isolated exceptions rather than recurring patterns, the city's systems have stayed compliant across recent reporting cycles, and no cluster of recurring exceedances appears in any single service area.

How Geyserville Compares

Geyserville99/100
California avg76/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
1
Water Systems
1
ZIPs with Violations
A · 99
Avg Safety Score
Zone 3
Radon Risk (Low)
$1.3M
Median Home Value
$1,200
Est. Remediation (0.1% of home value)

Key Facts for Geyserville Residents

  • Your city's water systems recorded 1 violation in the past 5 years.
  • Homes built before 1986: 63% - older plumbing may contain lead solder.
  • Estimated remediation: $1,200 per household.
  • CDC health risk index: 11.32.

Geyserville's Water Providers

Federal records track 1 water system in Geyserville, CA, and a single provider handles the dominant share of residential connections while carrying primary responsibility for EPA compliance.

Overview

We track home safety data for 1 ZIP code in Geyserville, California (population ~1,842), covering 1 community water system serving approximately 10,398 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 Geyserville: A (99/100)

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

Geyserville water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0000 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 3 (Low Risk)

Top Contaminants

Contaminant Category Violations ZIPs Affected
Stage 2 DBP Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
95441 A 1 0 City of Cloverdale,

All ZIP Codes in Geyserville

  • 95441 [A] - 1 violation

Data Sources

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

Geyserville Community Health Snapshot

9.8%
Asthma (US: 9.8%)
10.7%
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 9.8% ↓
Diabetes 10.7% ↑
Mental Health 15.8% ↑

Vertical line = national average. Above national · Below national

What's in Geyserville's Water?

Stage 2 DBP Rule 2 violations
Treatment Technique
Disinfection byproduct exposure risk

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

Geyserville Infrastructure Age

1973
Median Build Year
63%
Built Before 1986
43%
Built Before 1970
Copper
Likely Pipe Material

With 63% 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

Plumbing risk in older housing is defined by two eras: the pre-1970 period when lead pipes were commonly used for service lines, and the 1970-to-1986 period when lead solder remained standard in copper plumbing until the federal ban. Geyserville's median build year of 1973 lands in a range where both eras are heavily represented in the housing stock. That creates an elevated aggregate environment for plumbing-related lead exposure - one that city-level water quality averages don't capture, because the risk sits inside individual properties rather than in the distribution system.

1973
Median Year Built
63%
Pre-1986 (Lead Paint Risk)
43%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (43%) 1970–1986 (20%) Post-1986 (37%)

Over half of homes in Geyserville 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 Geyserville

In Geyserville, property wealth outpaces what documented remediation typically demands - the equity burden lands well within the low tier.

Median Home Value
$1.3M
Est. Remediation
$1,200
Remediation as % of home value 0.1%

Remediation costs in Geyserville are relatively low compared to home values. The $800–$1,800 estimated range is a small fraction of median property value. Home values are 73% above the California average.

Geyserville: Lead Risk & Vulnerable Populations

63%
Homes Built Before 1986

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.

Despite citywide averages serving as the standard public reference point, those aggregates cannot resolve what is happening at one specific faucet - and where 63% of Geyserville homes come from before the solder rule or where utility samples sit at or above the action mark, the gap between system data and faucet reality matters more than it does in lower-exposure communities. An in-home draw closes that gap, with certified filtration through retailer networks available where confirmed faucet results warrant additional measures.

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

Geyserville: NFIP Claim Records and Water-Quality Context

38
Total FEMA Flood Claims
$10,153
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Geyserville contains 38 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $10,153. 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>$1,200</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 Geyserville, CA?
Geyserville has an average Home Safety Score of 99/100 (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. 1 EPA violation has been recorded. Check individual ZIP code reports for component details.
How many water violations does Geyserville have?
Geyserville water systems have a total of 1 EPA violation. Violations are tracked across 1 ZIP code.
How does Geyserville compare to California average?
Geyserville has an average Home Safety Score of 99/100, which is above the California state average of 76/100 for the same model series.
How many water systems serve Geyserville?
Geyserville is served by 1 public water system across 1 ZIP code, serving approximately 1,842 people.
How much does it cost to fix water issues in Geyserville?
Estimated remediation costs in Geyserville average $1,200 per household, ranging from $800 to $1,800. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesCalifornia → Geyserville, CA

How to cite this page

APA ZipCheckup. (2026). Geyserville, CA: 1 Violation - Home Safety 99/100. https://zipcheckup.com/cities/ca/geyserville/
BibTeX
@misc{zipcheckup-cities-ca-geyserville,
  author = {{ZipCheckup}},
  title  = {{Geyserville, CA: 1 Violation - Home Safety 99/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ca/geyserville/}
}

Page version: August 2026.

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