CITY REPORT CA

Los Olivos, CA: 1 Violation - Home Safety 58/100

1 ZIP code · 4 water systems · Updated

ZipCheckup grade for Los Olivos: C.

A mixed picture - some signals here are worth your attention.

Los Olivos's water quality grade in CA reflects a middle-ground assessment - service areas range from fully compliant to violation-flagged in current EPA records.

How Los Olivos Compares

Los Olivos58/100
California avg76/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
1
ZIPs with Violations
C · 58
Avg Safety Score
Zone 1
Radon Risk (High)
$1.3M
Median Home Value
$3,000
Est. Remediation (0.2% of home value)

What You Should Know About Los Olivos Water

  • Your city's water systems recorded 1 violation in the past 5 years.
  • Homes built before 1986: 65% - older plumbing may contain lead solder.
  • Estimated remediation: $3,000 per household.
  • CDC health risk index: 10.9.

Who Supplies Your Water in Los Olivos

Residential water service in Los Olivos, CA is divided among 3 separate utilities, drawn from 4 systems on file with federal regulators.

Overview

We track home safety data for 1 ZIP code in Los Olivos, California (population ~990), covering 4 community water systems serving approximately 13,575 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 Los Olivos: C (58/100)

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

Los Olivos water systems draw from: Groundwater, 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 1 (High Risk)

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

Top Contaminants

Contaminant Category Violations ZIPs Affected
Total Coliform Microbiological 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
93441 C 1 0 Santa Ynez River Water Cons. District Id#1

All ZIP Codes in Los Olivos

  • 93441 [C] - 1 violation

Data Sources

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

Health Outcomes in Los Olivos

9.7%
Asthma (US: 9.8%)
10.8%
Diabetes (US: 10.4%)
17.2%
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 9.7% ↓
Diabetes 10.8% ↑
Mental Health 17.2% ↑

Vertical line = national average. Above national · Below national

Top Contaminants in Los Olivos Water

Total Coliform 2 violations
Microbiological
Indicates possible pathogenic contamination

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

Housing & Infrastructure in Los Olivos

1970
Median Build Year
65%
Built Before 1986
14%
Built Before 1970
Copper
Likely Pipe Material

With 65% 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

Federal plumbing rules changed in two stages - lead pipes were phased out before 1970, and lead solder was banned in 1986 - but in Los Olivos, where the median build year is 1970, most of the housing was already in place before those rules took effect. The materials installed under older standards remain embedded in a substantial portion of the residential inventory today.

1970
Median Year Built
65%
Pre-1986 (Lead Paint Risk)
14%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (14%) 1970–1986 (51%) Post-1986 (35%)

Over half of homes in Los Olivos 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 Los Olivos Homeowners

Within the Los Olivos market, estimated remediation claims a small portion of typical property equity - the financial burden is proportionally low.

Median Home Value
$1.3M
Est. Remediation
$3,000
Remediation as % of home value 0.2%

Remediation costs in Los Olivos are relatively low compared to home values. The $2,000–$4,000 estimated range is a small fraction of median property value. Home values are 82% above the California average.

Lead Exposure Risk for Children in Los Olivos

65%
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. 65% of Los Olivos 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 Los Olivos

32
Total FEMA Flood Claims
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Los Olivos contains 32 flood insurance claims. 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>$3,000</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.

What You Can Do in Los Olivos

  1. Test your water at home. City-level data shows averages - your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
  2. Install a certified water filter. Filters rated for Total Coliform can reduce the most common contaminant found in Los Olivos's water.
  3. Check your home's plumbing. With 65% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

What does the Home Safety Score mean for Los Olivos, CA?
Los Olivos has an average Home Safety Score of 58/100 (Grade C) 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 Los Olivos have?
Los Olivos water systems have a total of 1 EPA violation. Violations are tracked across 1 ZIP code.
How does Los Olivos compare to California average?
Los Olivos has an average Home Safety Score of 58/100, which is below the California state average of 76/100 for the same model series.
How many water systems serve Los Olivos?
Los Olivos is served by 4 public water systems across 1 ZIP code, serving approximately 990 people.
How much does it cost to fix water issues in Los Olivos?
Estimated remediation costs in Los Olivos average $3,000 per household, ranging from $2,000 to $4,000. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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How to cite this page

APA ZipCheckup. (2026). Los Olivos, CA: 1 Violation - Home Safety 58/100. https://zipcheckup.com/cities/ca/los-olivos/
BibTeX
@misc{zipcheckup-cities-ca-los-olivos,
  author = {{ZipCheckup}},
  title  = {{Los Olivos, CA: 1 Violation - Home Safety 58/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ca/los-olivos/}
}

Page version: August 2026.

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