Fullerton, CA: 7 Violations - Home Safety 74/100
8 ZIP codes · 7 water systems · Updated
ZipCheckup grade for Fullerton: B.
This ZIP looks solid, with a few items worth a quick check.
Within Fullerton, 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 Fullerton Compares
Data: EPA SDWIS
What You Should Know About Fullerton Water
- Your city's water systems recorded 7 violations in the past 5 years.
- Average lead level: 0.002 mg/L.
- Estimated remediation: $1,680 per household.
- CDC health risk index: 10.23.
Who Supplies Your Water in Fullerton
Federal records list 7 water systems tied to Fullerton, CA. Of those, 3 are the primary providers, meaning service conditions, rate structures, and compliance histories can differ depending on where a property sits.
- B
- B
- B
Overview
We track home safety data for 8 ZIP codes in Fullerton, California (population ~140,986), covering 7 community water systems serving approximately 732,149 people region-wide. The EPA snapshots used for this build directly map water systems to 4 of 8 ZIP codes.
3 of 4 ZIP codes with a reported violation count in the available EPA record (75%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.
Home Safety Score
Average Home Safety Score for Fullerton: B (74/100)
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
Fullerton water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0020 mg/L (EPA action level: 0.015 mg/L)
- 0 of 4 ZIP codes with known status exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 8 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting | 10 | 3 |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 4 | 3 |
| Revised Total Coliform Rule | Microbiological | 4 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 92833 | B | 7 | 0 | City of Fullerton |
| 92831 | B | 3 | 0 | City of Fullerton |
| 92832 | B | 3 | 0 | City of Fullerton |
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 92835 | B | City of Fullerton | 139,461 |
All ZIP Codes in Fullerton
- 92831 [B] - 3 violations
- 92832 [B] - 3 violations
- 92833 [B] - 7 violations
- 92834
- 92835 [B]
- 92836
- 92837
- 92838
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 Fullerton
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
Top Contaminants in Fullerton Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Cost Context: What Remediation Means for Fullerton Homeowners
While no remediation project is entirely without cost, the relationship between estimated remediation and property values in Fullerton is notably favorable - the equity share is small enough that the household financial perspective is one of proportionality rather than pressure, and most homeowners can treat it as routine planning rather than a significant financial event.
Remediation costs in Fullerton are relatively low compared to home values. The $1,120–$2,440 estimated range is a small fraction of median property value. Home values are 14% above the California average.
Lead Exposure Risk for Children in Fullerton
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.
Lead risk in Fullerton appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Historical NFIP Claim Context in Fullerton
Historical NFIP data for Fullerton contains 59 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $3,885. Among ZIP codes with claim records, 25% 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>$1,680</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 Fullerton, CA