Water Quality in Lindsay, CA: 22 Violations — Grade F
Grade F · Score 28/100 · 3 water systems · Updated 2026-05-03
Lindsay's water has serious compliance issues. Independent testing and filtration are strongly recommended.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-05-03
Local water systems serving Lindsay, CA carry 22 EPA violations on record in the federal compliance database — documented events spanning categories from maximum contaminant level exceedances to monitoring requirements tracked by the national Safe Drinking Water program.
Water Quality by ZIP Code in Lindsay
Water quality varies across Lindsay's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 93247 | F | 28 | 22 | 18 | View report → |
Violation Trend
EPA violations recorded for water systems serving Lindsay.
Water Quality Overview
Lindsay, California receives a water quality grade of F with an overall score of 28 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
The 3 water systems serving Lindsay have accumulated 22 EPA violations, including 18 health-based violations. These violations are tracked across 1 ZIP codes serving approximately 13,659 people.
What Grade F Means
A grade of F indicates serious compliance issues. Lindsay's water systems have substantial violations. Residents should strongly consider independent water testing and appropriate filtration.
Lead Levels
The average 90th percentile lead level across Lindsay water systems is 0.0160 mg/L — this exceeds the EPA action level of 0.015 mg/L. 1 ZIP code exceed the EPA lead action level.
With 61% of homes built before 1986, Lindsay 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
Lindsay is in EPA Radon Zone 2 (Moderate risk). Testing is recommended, especially for homes with basements or ground-level living spaces.
Water Systems Serving Lindsay
Lindsay is served by 3 community water systems regulated under the Safe Drinking Water Act. These systems collectively serve approximately 13,659 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 8 enforcement actions against water systems serving Lindsay. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Lindsay
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 Lindsay Water Systems
The following contaminants have been detected or caused violations across Lindsay's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 0.08 mg/L | 7 | 1 | Yes |
| Fecal Coliform | Microbiological | N/A | 4 | 1 | Yes |
| Stage 2 DBP Rule | Treatment Technique | N/A | 4 | 1 | Yes |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 0.06 mg/L | 3 | 1 | Yes |
| Lead | Inorganic | 0.015 mg/L | 2 | 1 | Yes |
| Stage 1 DBP Rule | Treatment Technique | N/A | 2 | 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 Lindsay:
| Year | Total Violations | Health-Based |
|---|---|---|
| 2022 | 3 | 3 |
| 2023 | 3 | 3 |
| 2024 | 2 | 2 |
| 2025 | 7 | 7 |
Violations have increased from 3 in 2022 to 7 in 2025. This trend warrants monitoring.
EPA Enforcement History
The EPA and state regulators have taken 7 enforcement actions against water systems serving Lindsay. Recent actions:
| Date | Action Type |
|---|---|
| 2025-03-19 | State Filed Suit |
| 2024-08-26 | State Order Extension |
| 2023-08-23 | State Filed Suit |
| 2023-08-02 | State Order Extension |
| 2023-06-27 | State Filed Suit |
| 2021-06-14 | State Order Extension |
| 2021-05-13 | State Filed Suit |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2025-03-19.
Lindsay vs. Nearby California Cities
How Lindsay's water quality compares to similar cities in California:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Lindsay | F | 22 | 3 | 13,659 |
| Silverado | C | 0 | 1 | 13,659 |
| Trabuco Canyon | A | 0 | 1 | 13,659 |
| Avenal | B | 6 | 1 | 13,696 |
Common Questions About Lindsay Water
These are the most common questions residents search for about water quality in Lindsay, California:
Is Lindsay water hard or soft? Water hardness varies by source. Lindsay's 3 water systems use multiple sources. Check your ZIP code report for specific hardness data.
Can I drink Lindsay tap water? Lindsay's water receives a grade of F (28/100). There are 18 health-based violations — consider filtration.
What is the best water filter for Lindsay? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Lindsay vs. California Average
Understanding how Lindsay 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 Lindsay.
ZIP Codes in Lindsay
Lindsay spans 1 ZIP code. The ZIP with the lowest water quality score is 93247. 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.