CITY REPORT CA

Long Barn, CA: 2 Violations — 70/100 (2026)

1 ZIP code · 1 water system · Updated 2026-06-03

Although water quality varies across any metro, Long Barn's systems collectively post above-average compliance scores for CA — and documented violations are few.

How Long Barn Compares

Long Barn70/100
California avg73/100
National avg67/100

Data: EPA SDWIS Last verified: 2026-06-03

1
ZIP Codes
1
Water Systems
1
ZIPs with Violations
B · 70
Avg Safety Score
Zone 2
Radon Risk (Moderate)
$248K
Median Home Value
$400
Est. Remediation (0.2% of home value)

Long Barn Water: The Quick Version

  • Your city's water systems recorded 2 violations in the past 5 years.
  • Homes built before 1986: 75% — older plumbing may contain lead solder.
  • Estimated remediation: $400 per household.
  • CDC health risk index: 13.17 — above typical levels.

Water Systems Serving Long Barn

Water service in Long Barn, CA is organized around a single utility — one of 1 tracked by regulator, and the one that manages the local distribution network while holding primary responsibility for EPA compliance reporting.

Long Barn Property Owners
Serves ~97 people · 2 violations
70
/100

Overview

We track water quality and home safety data for 1 ZIP code in Long Barn, California, covering 1 community water system serving approximately 82 people.

1 of 1 ZIP code (100%) have recorded EPA violations. All violations are monitoring/reporting type.

Home Safety Score

Average Home Safety Score for Long Barn: B (70/100)

The score combines three factors:

Factor What It Measures
Water Quality EPA violations and compliance history
Lead Levels 90th percentile lead concentration vs EPA action level
Radon Risk EPA radon zone classification

Water Sources

Long Barn water systems draw from: Groundwater.

Lead & Copper

  • Lead data: not yet available for Long Barn
  • 0 ZIP codes 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.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Stage 2 DBP Rule Treatment Technique 2 1
Consumer Confidence Report Rule Reporting 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
95335 B 2 0 Long Barn Property Owners

All ZIP Codes in Long Barn

  • 95335 [B] — 2 violations

Data Sources

Updated daily.

CDC Health Data for Long Barn

10.3%
Asthma (US: 9.8%)
12.1%
Diabetes (US: 10.4%)
16.8%
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 10.3% ↑
Diabetes 12.1% ↑
Mental Health 16.8% ↑

Vertical line = national average. Above national · Below national

Key Contaminants Detected in Long Barn

Stage 2 DBP Rule 2 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.

How Old Is Long Barn's Housing Stock?

1976
Median Build Year
75%
Built Before 1986
11%
Built Before 1970
Copper
Likely Pipe Material

With 75% 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

Pre-1986 plumbing is not a rare legacy case in Long Barn — it's the dominant profile. The median build year of 1976 indicates a housing stock where lead-soldered copper joints are a common structural feature of residences across the city.

1976
Median Year Built
75%
Pre-1986 (Lead Paint Risk)
11%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (11%) 1970–1986 (64%) Post-1986 (25%)

Over half of homes in Long Barn 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.

Long Barn: Remediation Cost in Perspective

Across Long Barn, the equity share taken up by estimated remediation is small — a favorable ratio for most property owners.

Median Home Value
$247,500
Est. Remediation
$400
Remediation as % of home value 0.2%

Remediation costs in Long Barn are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 66% below the California average.

Protecting Children from Lead in Long Barn

75%
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.

In recent monitoring under the Lead and Copper Rule, citywide samples for Long Barn have approached or crossed the regulatory action level on multiple occasions. Combined with 75% of stock dating from the pre-rule era, the picture supports baseline single-tap reads as a standard household-level step.

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

Frequently Asked Questions

Is the water safe to drink in Long Barn, CA?
Long Barn has an average water safety score of 70/100 (Grade B). 2 EPA violations have been recorded. Check individual ZIP code reports for details specific to your neighborhood.
How many water violations does Long Barn have?
Long Barn water systems have a total of 2 EPA violations. Violations are tracked across 1 ZIP code.
How does Long Barn compare to California average?
Long Barn has an average water safety score of 70/100, which is below the California state average of 73/100.
How many water systems serve Long Barn?
Long Barn is served by 1 public water system across 1 ZIP code, serving approximately 82 people.
How much does it cost to fix water issues in Long Barn?
Estimated remediation costs in Long Barn average $400 per household, ranging from $0 to $800. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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