San Andreas, CA: 3 Health Violations - Home Safety 78/100
2 ZIP codes · 3 water systems · Updated
ZipCheckup grade for San Andreas: B.
This ZIP has a few items worth a quick check.
Tap water system records for San Andreas, CA support a high grade on this site; review your own system's entries for specifics.
How San Andreas Compares
Data: EPA SDWIS
What You Should Know About San Andreas Water
- Your city's water systems recorded 4 violations since 2021.
- Estimated remediation: $600 per household.
- Health risk index (ZipCheckup composite of CDC data): 13.81.
Who Supplies Your Water in San Andreas
Among 3 systems linked to San Andreas, CA, the 3 biggest by population served appear below.
- B
- B
- B
Overview
We track home safety data for 2 ZIP codes in San Andreas, California (population ~4,696), covering 3 community water systems serving approximately 14,896 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 2 ZIP codes.
1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. 3 health-based violations appear in the available health breakdown.
Home Safety Score
Average Home Safety Score for San Andreas: B (78/100)
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
San Andreas water systems draw from: Surface water.
Lead & Copper
- Average of reported 90th-percentile lead results: reported as 0 mg/L (a reported 0 is not proof of no lead; check the source record for its reporting limit) (EPA action level: 0.015 mg/L)
- 0 of 1 ZIP code with known status exceed the EPA lead action level
Radon Risk
2 of 2 ZIP records with known zones are in EPA Radon Zone 2.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 4 | 1 |
| Lead and Copper Rule Revisions | Treatment Technique | 4 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 95249 | B | 4 | 3 | Calaveras Pud |
All ZIP Codes in San Andreas
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.
Health Outcomes in San Andreas
Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Top Contaminants in San Andreas Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Cost Context: What Remediation Means for San Andreas Homeowners
How large is the remediation estimate next to home prices in San Andreas? Small in relative terms: it amounts to 1% of the median value or less, although the dollar figure below is still an estimate and actual costs vary by property and contractor.
Estimated remediation costs in San Andreas can be compared with local home values. The $300–$1,500 estimated range can be set against the median property value; actual costs vary by home. Home values are 45% below the California average.
Deep Dive Reports
Detailed analysis for San Andreas, CA