Water Quality in Cardiff By The Sea, CA: 1 Violation - Grade N/A
3 water systems · 1 directly mapped ZIP records
Available EPA records report 1 violations across 1 directly mapped ZIP records with known counts for Cardiff By The Sea. This is compliance evidence, not a property-level tap-water verdict.
Data: EPA Safe Drinking Water Information System (SDWIS)
Water Quality by ZIP Code in Cardiff By The Sea
This table shows typed EPA water evidence only. Missing violation counts are displayed as N/A, not zero.
| ZIP Code | Violations | Health | |
|---|---|---|---|
| 92007 | 1 | 0 | View report → |
Water Quality Overview
Cardiff By The Sea, California has directly mapped EPA water-system data for 1 ZIP codes. This page reports typed compliance facts and does not relabel the multi-source Home Safety Score as a drinking-water grade.
The available EPA records report 1 violation (all classified as monitoring/reporting type in the available record) across 1 directly mapped ZIP record with reported counts.
Lead Levels
The average 90th percentile lead level across Cardiff By The Sea water systems is 0.0017 mg/L - within EPA limits. No exceedances appear among the 1 ZIP records with known lead status.
With 76% of homes built before 1986, Cardiff By The Sea has a higher-than-average risk of lead from older plumbing. Lead solder was banned in 1986, and homes built before this date may have lead in pipes, solder joints, or fixtures.
Water Systems Serving Cardiff By The Sea
Cardiff By The Sea is served by 3 community water systems regulated under the Safe Drinking Water Act. These systems collectively serve approximately 11,764 people across 1 ZIP code.
Each water system is identified by a Public Water System ID (PWSID) and is required to:
- Test for over 90 regulated contaminants on a regular schedule
- Report results to the EPA and state regulators
- Issue an annual Consumer Confidence Report (CCR) to all customers
- Take corrective action when violations occur
The EPA has taken 2 enforcement actions against water systems serving Cardiff By The Sea. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Cardiff By The Sea
Enter your ZIP code on ZipCheckup to see your specific water system data, including contaminant levels and violation history
Request your CCR - your water utility must provide an annual Consumer Confidence Report with detailed test results for all monitored contaminants
Get a home test - certified kits cost $20–$50 and test for lead, bacteria, and common contaminants. Professional lab tests ($150–$400) cover a broader panel
Consider filtration - NSF-certified filters can remove specific contaminants. Reverse osmosis removes the broadest range; activated carbon is effective for chlorine and many organics
Check for advisories - monitor your local utility website and local news for boil water advisories or system alerts
Contaminants Detected in Cardiff By The Sea Water Systems
The following contaminants have been detected or caused violations across Cardiff By The Sea's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Stage 1 DBP Rule | Treatment Technique | N/A | 1 | 1 | No |
MCL = Maximum Contaminant Level (EPA enforceable standard). Health-based violations indicate levels that may pose direct health risks.
EPA Enforcement History
The EPA and state regulators have taken 2 enforcement actions against water systems serving Cardiff By The Sea. Recent actions:
| Date | Action Type |
|---|---|
| 2023-07-12 | State Order Extension |
| 2022-10-27 | State Filed Suit |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2023-07-12.
Cardiff By The Sea vs. Nearby California Cities
How Cardiff By The Sea's water quality compares to similar cities in California:
| City | Direct EPA ZIPs | Violations | Systems | Population |
|---|---|---|---|---|
| Cardiff By The Sea | 1 | 1 | 3 | 11,764 |
| Signal Hill | 1 | 7 | 2 | 11,654 |
| Lakeport | 1 | 3 | 4 | 11,888 |
| Solana Beach | 1 | 0 | 3 | 11,996 |
Common Questions About Cardiff By The Sea Water
These are the most common questions residents search for about water quality in Cardiff By The Sea, California:
Is Cardiff By The Sea water hard or soft? Water hardness varies by source. Cardiff By The Sea's 3 water systems use multiple sources. Check your ZIP code report for specific hardness data.
Can I drink Cardiff By The Sea tap water? City-level EPA records cannot determine safety at a specific tap. No health-based violations are recorded across 1 directly mapped ZIP records with known counts, but this is not a property-level safety guarantee.
What is the best water filter for Cardiff By The Sea? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Cardiff By The Sea vs. California Average
Understanding how Cardiff By The Sea compares to the broader California average helps contextualize your local water quality. Factors like water source, treatment methods, and infrastructure age all contribute to differences between cities in the same state.
To see how individual neighborhoods compare, check the ZIP code reports below - water quality can vary significantly even within Cardiff By The Sea.
ZIP Codes in Cardiff By The Sea
Cardiff By The Sea spans 1 ZIP code. EPA water-system coverage is available for 1 directly mapped ZIP code. Check each ZIP code for detailed contaminant data, violation history, and system information.
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
- Enforcement: EPA ECHO database
- Filter recommendations: NSF/ANSI certified products
Source reporting periods vary. See each cited source for its publication schedule.