CITY REPORT CA 1 HEALTH VIOLATIONS

Jenner, CA: 5 Violations - Home Safety Score unavailable

1 ZIP code · 2 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
1
ZIPs with Violations
Zone 3
Radon Risk (Low)
$798K
Median Home Value
$1,200
Est. Remediation (0.1% of home value)

What You Should Know About Jenner Water

  • Your city's water systems recorded 5 violations in the past 5 years.
  • Homes built before 1986: 60% - older plumbing may contain lead solder.
  • Estimated remediation: $1,200 per household.
  • CDC health risk index: 11.32.

Who Supplies Your Water in Jenner

Water service in Jenner, CA is split across 2 utilities out of 2 tracked federally, each operating its own infrastructure and compliance record.

Overview

We track home safety data for 1 ZIP code in Jenner, California (population ~215), covering 2 community water systems serving approximately 1,431 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. 1 health-based violation appear in the available health breakdown.

Water Sources

Jenner 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 1 DBP Rule Treatment Technique 4 1
Stage 2 DBP Rule Treatment Technique 4 1
Consumer Confidence Report Rule Reporting 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
95450 5 1 Sea Ranch Water Company,the (puc)

All ZIP Codes in Jenner

  • 95450 - 5 violations ⚠

Data Sources

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

Health Outcomes in Jenner

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

Top Contaminants in Jenner Water

Stage 1 DBP Rule 4 violations
Treatment Technique
Disinfection byproduct exposure risk
Stage 2 DBP Rule 4 violations
Treatment Technique
Disinfection byproduct exposure risk
Consumer Confidence Report Rule 2 violations
Reporting

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

Housing & Infrastructure in Jenner

1971
Median Build Year
60%
Built Before 1986
28%
Built Before 1970
Copper
Likely Pipe Material

With 60% 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

Two dates define the high-risk tiers of residential plumbing from a lead standpoint: 1970, before which lead pipes were commonly installed for service connections, and 1986, before which lead solder was standard in copper plumbing. A median build year of 1971 places Jenner's housing distribution well within that older risk zone. The bar chart above breaks down how much of the stock falls into each era - and the pre-1986 share alone represents more than half the residential inventory, making plumbing-era risk a defining characteristic of the local water safety picture.

1971
Median Year Built
60%
Pre-1986 (Lead Paint Risk)
28%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (28%) 1970–1986 (32%) Post-1986 (40%)

Over half of homes in Jenner 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 Jenner Homeowners

When estimated remediation is placed alongside median property values in Jenner, the resulting ratio is low - a finding consistent with a household financial perspective where documented issues can be addressed without a meaningful impact on overall equity position, making this market one of the more favorable contexts for remediation planning.

Median Home Value
$797,600
Est. Remediation
$1,200
Remediation as % of home value 0.1%

Remediation costs in Jenner are relatively low compared to home values. The $800–$1,800 estimated range is a small fraction of median property value. Home values are 8% above the California average.

Lead Exposure Risk for Children in Jenner

60%
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.

Reading the local data together points toward a structural gap that matters more here than in low-exposure communities. 60% of Jenner stock comes from the pre-rule era, and citywide monitoring either approaches or sits beyond the federal benchmark under Lead and Copper Rule sampling. A baseline kit fits the routine-diligence category, with certified filtration available via retailer networks where confirmed faucet results 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 Jenner

5
Total FEMA Flood Claims
$8,050
Avg Reported Sum With Payment Data
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Jenner contains 5 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $8,050. 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. 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

How many water violations does Jenner have?
Jenner water systems have a total of 5 EPA violations, including 1 health-based violation. Violations are tracked across 1 ZIP code.
How many water systems serve Jenner?
Jenner is served by 2 public water systems across 1 ZIP code, serving approximately 215 people.
How much does it cost to fix water issues in Jenner?
Estimated remediation costs in Jenner average $1,200 per household, ranging from $800 to $1,800. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesCalifornia → Jenner, CA

How to cite this page

APA ZipCheckup. (2026). Jenner, CA: 5 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/ca/jenner/
BibTeX
@misc{zipcheckup-cities-ca-jenner,
  author = {{ZipCheckup}},
  title  = {{Jenner, CA: 5 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ca/jenner/}
}

Page version: August 2026.

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