Oakdale, CA: 2 Health Violations - Home Safety 87/100
1 ZIP code · 5 water systems · Updated
ZipCheckup grade for Oakdale: A.
No federal data flags a major home-safety concern for this ZIP.
Based on current monitoring, Oakdale holds an above-average drinking water safety record for CA - violations are infrequent and typically minor when they do appear.
How Oakdale Compares
Data: EPA SDWIS
Key Facts for Oakdale Residents
- Your city's water systems recorded 3 violations in the past 5 years.
- Average lead level: 0.012 mg/L.
- Homes built before 1986: 50% - older plumbing may contain lead solder.
- Estimated remediation: $1,500 per household.
- CDC health risk index: 12.27 - above typical levels.
Oakdale's Water Providers
Structurally, Oakdale, CA's water supply is divided. Federal data identifies 5 water systems in the area, with 3 providers serving the bulk of residential connections. These utilities operate independently, meaning rate-setting authority and EPA compliance accountability are distributed rather than centralized.
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Overview
We track home safety data for 1 ZIP code in Oakdale, California (population ~35,024), covering 5 community water systems serving approximately 266,888 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. 2 health-based violations appear in the available health breakdown.
Home Safety Score
Average Home Safety Score for Oakdale: A (87/100)
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
Oakdale water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0120 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 3 (Low Risk)
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Stage 2 DBP Rule | Treatment Technique | 4 | 1 |
| Lead | Inorganic | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 95361 | A | 3 | 2 | City of Oakdale, |
All ZIP Codes in Oakdale
- 95361 [A] - 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
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Oakdale 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 Oakdale's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Oakdale Infrastructure Age
With 50% 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
Lead solder was standard in copper plumbing until federally banned in 1986; lead pipes were common in service lines pre-1970. Oakdale's median build year of 1984 reflects a housing stock where these older materials are a pervasive feature - not a rare legacy - of the residential plumbing landscape.
Over half of homes in Oakdale 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 Oakdale
At current valuations, Oakdale sits in the low remediation-share tier - the equity impact of fixing documented issues is proportionally minor.
Remediation costs in Oakdale are relatively low compared to home values. The $950–$2,400 estimated range is a small fraction of median property value. Home values are 35% below the California average.
Oakdale: 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.
After the federal action removing lead-bearing solder from new plumbing took effect, building practice shifted - but 50% of the Oakdale inventory predates that line. With aggregate samples near or beyond 0.015 mg/L, an in-home check moves out of the optional column into the standard list.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Oakdale: NFIP Claim Records and Water-Quality Context
Historical NFIP data for Oakdale contains 2 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $4,879. 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>$1,500</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 Oakdale, CA