Oak View, CA: 1 Health Violation — 59/100 (2026)
1 ZIP code · 6 water systems · Updated 2026-06-03
Safe water is the norm across most of Oak View, CA — but documented violations push the city to the middle safety tier.
How Oak View Compares
Data: EPA SDWIS Last verified: 2026-06-03
Oak View Water: The Quick Version
- Your city's water systems recorded 3 violations in the past 5 years.
- Average lead level: 0.0008 mg/L.
- Homes built before 1986: 87% — older plumbing may contain lead solder.
- Estimated remediation: $1,900 per household.
- CDC health risk index: 10.84.
Water Systems Serving Oak View
Residential water service in Oak View, CA is divided among 3 separate utilities, drawn from 6 systems on file with federal regulators.
Overview
We track water quality and home safety data for 1 ZIP code in Oak View, California (population ~5,929), covering 6 community water systems serving approximately 24,109 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. 1 health-based violation documented.
Home Safety Score
Average Home Safety Score for Oak View: C (59/100)
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
Oak View water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0008 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes 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 Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | 1 |
| Consumer Confidence Report Rule | Reporting | 2 | 1 |
| E. coli | Microbiological | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 93022 | C | 3 | 1 | Casitas Municipal Water District |
All ZIP Codes in Oak View
- 93022 [C] — 3 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
Updated daily.
CDC Health Data for Oak View
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 Oak View
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
How Old Is Oak View's Housing Stock?
With 87% 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 Oak View, where the median build year is 1966, 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.
Over half of homes in Oak View 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.
Oak View: Remediation Cost in Perspective
When estimated remediation is placed alongside median property values in Oak View, the resulting ratio is low — a finding consistent with a household financial perspective where documented issues can be addressed without a meaningful impact on overall equity position, making this market one of the more favorable contexts for remediation planning.
Remediation costs in Oak View are relatively low compared to home values. The $950–$3,200 estimated range is a small fraction of median property value. Home values are 5% below the California average.
Protecting Children from Lead in Oak View
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.
Wherever 87% of local housing was built before solder rules changed — as is the case in Oak View — a faucet-level sample closes the gap that aggregate utility data cannot.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Oak View
Oak View's flood exposure sits in the moderate range: 82 NFIP claims on record and 100% of ZIP codes within FEMA-designated flood zones. Residents with private wells or older infrastructure have reasonable grounds to factor flood timing into their water quality awareness.
Oak View has a moderate flood history with 82 FEMA claims averaging $9,569 per payout. 100% 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>$1,900</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.
What You Can Do in Oak View
- 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.
- Install a certified water filter. Filters rated for Total Trihalomethanes (TTHM) can reduce the most common contaminant found in Oak View's water.
- Check your home's plumbing. With 87% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Oak View, CA