Water Quality in June Lake, CA: 7 Violations — Grade C
Grade C · Score 63/100 · 2 water systems · Updated 2026-05-03
June Lake's water has moderate compliance issues. Residents in affected areas should consider filtration.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-05-03
Compliance records maintained by the EPA for June Lake, CA log 7 violations — accumulated reportable events drawn from every local utility in the SDWIS national tracking system.
Water Quality by ZIP Code in June Lake
Water quality varies across June Lake's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 93529 | C | 63 | 7 | 4 | View report → |
Violation Trend
EPA violations recorded for water systems serving June Lake.
Water Quality Overview
June Lake, California receives a water quality grade of C with an overall score of 63 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
The 2 water systems serving June Lake have accumulated 7 EPA violations, including 4 health-based violations. These violations are tracked across 1 ZIP codes serving approximately 5,573 people.
What Grade C Means
A grade of C indicates moderate compliance issues. June Lake's water systems have some violations that warrant attention. While the water may still be safe for most people, residents in affected ZIP codes should consider additional testing or filtration.
Lead Levels
The average 90th percentile lead level across June Lake water systems is 0.0020 mg/L — within EPA limits. No ZIP codes exceed the EPA lead action level.
With 62% of homes built before 1986, June Lake 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.
Radon Risk
June Lake is in EPA Radon Zone 2 (Moderate risk). Testing is recommended, especially for homes with basements or ground-level living spaces.
Water Systems Serving June Lake
June Lake is served by 2 community water systems regulated under the Safe Drinking Water Act. These systems collectively serve approximately 5,573 people across 1 ZIP codes.
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 3 enforcement actions against water systems serving June Lake. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in June Lake
Enter your ZIP code on ZipCheckup to see your specific water system data, including contaminant levels, violation history, and safety scores
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 June Lake Water Systems
The following contaminants have been detected or caused violations across June Lake's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Stage 2 DBP Rule | Treatment Technique | N/A | 4 | 1 | Yes |
| E. coli | Microbiological | N/A | 2 | 1 | Yes |
| Lead | Inorganic | 0.015 mg/L | 1 | 1 | No |
MCL = Maximum Contaminant Level (EPA enforceable standard). Health-based violations indicate levels that may pose direct health risks.
Violation Trend Over Time
Year-by-year EPA violations recorded for water systems serving June Lake:
| Year | Total Violations | Health-Based |
|---|---|---|
| 2023 | 2 | 2 |
| 2024 | 2 | 2 |
Violation counts have remained stable over the observed period.
EPA Enforcement History
The EPA and state regulators have taken 3 enforcement actions against water systems serving June Lake. Recent actions:
| Date | Action Type |
|---|---|
| 2023-07-12 | State Filed Suit |
| 2023-04-11 | State Order Extension |
| 2023-02-08 | State Filed Suit |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2023-07-12.
June Lake vs. Nearby California Cities
How June Lake's water quality compares to similar cities in California:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| June Lake | C | 7 | 2 | 5,573 |
| Williams | B | 0 | 2 | 5,593 |
| Weed | A | 6 | 3 | 5,595 |
| Cambria | B | 1 | 1 | 5,532 |
Common Questions About June Lake Water
These are the most common questions residents search for about water quality in June Lake, California:
Is June Lake water hard or soft? Water hardness varies by source. June Lake's 2 water systems use multiple sources. Check your ZIP code report for specific hardness data.
Can I drink June Lake tap water? June Lake's water receives a grade of C (63/100). There are 4 health-based violations — consider filtration.
What is the best water filter for June Lake? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
June Lake vs. California Average
Understanding how June Lake 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 June Lake.
ZIP Codes in June Lake
June Lake spans 1 ZIP code. The ZIP with the lowest water quality score is 93529. Each ZIP code has its own water quality profile based on the specific water system serving that area. 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
Updated daily.