Oceano, CA: 2 Violations — 71/100 (2026)
2 ZIP codes · 5 water systems · Updated 2026-06-03
Water systems serving Oceano hold a strong EPA compliance record — the city places among the better-performing areas in CA with few health-based violations on file.
How Oceano Compares
Data: EPA SDWIS Last verified: 2026-06-03
Oceano Water: The Quick Version
- Your city's water systems recorded 2 violations in the past 5 years.
- Estimated remediation: $1,000 per household.
- CDC health risk index: 11.26.
Water Systems Serving Oceano
Water delivery in Oceano, CA is handled by 3 utilities rather than a single system — drawn from 5 providers in federal records, each filing its own compliance reports and setting its own rates.
Overview
We track water quality and home safety data for 2 ZIP codes in Oceano, California (population ~6,812), covering 5 community water systems serving approximately 42,665 people region-wide.
2 of 2 ZIP codes (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Oceano: B (71/100)
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
Oceano water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Oceano
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 2 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting | 3 | 2 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 93445 | B | 1 | 0 | Oceano Commission Services District |
| 93475 | B | 1 | 0 | Oceano Commission Services District |
All ZIP Codes in Oceano
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
Updated daily.
CDC Health Data for Oceano
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
Key Contaminants Detected in Oceano
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Oceano: Remediation Cost in Perspective
What does remediation cost in financial context for Oceano homeowners? Proportionally very little — the equity share here is low, and addressing documented issues is a manageable planning question rather than a material financial burden.
Remediation costs in Oceano are relatively low compared to home values. The $400–$1,700 estimated range is a small fraction of median property value. Home values are 27% below the California average.
Climate-Related Water Risk for Oceano
Measured across the NFIP's multi-decade tracking period, Oceano shows a moderate flood record — 36 claims and 50% of ZIP codes carrying FEMA flood zone status. For water quality, that combination matters because flood events at this frequency can periodically stress infrastructure: treatment plants, private wells, and distribution systems all face elevated risk during significant flooding.
Oceano has a moderate flood history with 36 FEMA claims averaging $18,827 per payout. 50% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
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. Flood damage can add significantly to the estimated <strong>$1,000</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Oceano, CA