Castroville, CA: 2 Violations - Home Safety 83/100
1 ZIP code · 5 water systems · Updated
ZipCheckup grade for Castroville: B.
This ZIP looks solid, with a few items worth a quick check.
Within Castroville, safety indicators for tap water remain above the CA median - documented violations are infrequent and the city's compliance record sits in the upper tier.
How Castroville Compares
Data: EPA SDWIS
Key Facts for Castroville Residents
- Your city's water systems recorded 2 violations in the past 5 years.
- Average lead level: 0.0013 mg/L.
- Homes built before 1986: 59% - older plumbing may contain lead solder.
- Estimated remediation: $2,200 per household.
- CDC health risk index: 11.65.
Castroville's Water Providers
5 water systems are tracked federally in Castroville, CA. The top 3 providers collectively serve most residential addresses, but because they operate independently, infrastructure maintenance standards and compliance histories differ from one service zone to another.
- B
- B
- B
Overview
We track home safety data for 1 ZIP code in Castroville, California (population ~11,147), covering 5 community water systems serving approximately 20,140 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 Castroville: B (83/100)
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
Castroville water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0013 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.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Barium | Inorganic | 2 | 1 |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 95012 | B | 2 | 0 | Castroville Community Services District |
All ZIP Codes in Castroville
- 95012 [B] - 2 violations
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Castroville Community Health Snapshot
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
What's in Castroville's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Castroville Infrastructure Age
With 59% 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
Viewed through the lens of construction era, Castroville is predominantly an older city - a median build year of 1971 puts most of the residential inventory in the range where pre-1986 plumbing materials were the standard.
Over half of homes in Castroville 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 Castroville
When remediation costs are measured against Castroville home values, the resulting ratio is in the low tier - addressing documented water and safety issues here claims only a minor fraction of typical equity, and most homeowners are in a position where the financial commitment is straightforward rather than a material burden on their household budget.
Remediation costs in Castroville are relatively low compared to home values. The $1,100–$4,100 estimated range is a small fraction of median property value. Home values are 15% below the California average.
Castroville: Lead Risk & Vulnerable Populations
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.
59% of Castroville housing dates to the pre-rule era, alongside aggregate readings hovering at the federal action mark - household-level confirmation through a draw-test kit fits the local picture.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Castroville: NFIP Claim Records and Water-Quality Context
Historical NFIP data for Castroville contains 18 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $14,350. 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>$2,200</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.
Deep Dive Reports
Detailed analysis for Castroville, CA