Water Quality in Ludlow, CA: 23 Violations — Grade D
Grade D · Score 50/100 · 1 water system · Updated 2026-05-03
Ludlow's water has significant violations. Water testing and filtration are recommended.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-05-03
Compliance records maintained by the EPA for Ludlow, CA log 23 violations — accumulated reportable events drawn from every local utility in the SDWIS national tracking system.
Water Quality by ZIP Code in Ludlow
Water quality varies across Ludlow's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 92338 | D | 50 | 23 | 19 | View report → |
Violation Trend
EPA violations recorded for water systems serving Ludlow.
Water Quality Overview
Ludlow, California receives a water quality grade of D with an overall score of 50 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
The 1 water system serving Ludlow have accumulated 23 EPA violations, including 19 health-based violations. These violations are tracked across 1 ZIP codes serving approximately 500 people.
What Grade D Means
A grade of D indicates significant compliance issues. Ludlow's water systems have accumulated violations that suggest ongoing water quality challenges. Residents should check their specific ZIP code report and consider water testing or filtration.
Lead Levels
The average 90th percentile lead level across Ludlow water systems is 0.0041 mg/L — within EPA limits. No ZIP codes exceed the EPA lead action level.
Radon Risk
Ludlow is in EPA Radon Zone 2 (Moderate risk). Testing is recommended, especially for homes with basements or ground-level living spaces.
Water Systems Serving Ludlow
Ludlow is served by 1 community water system regulated under the Safe Drinking Water Act. These systems collectively serve approximately 500 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 5 enforcement actions against water systems serving Ludlow. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Ludlow
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 Ludlow Water Systems
The following contaminants have been detected or caused violations across Ludlow's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Barium | Inorganic | 2 mg/L | 14 | 1 | Yes |
| Combined Radium | Radionuclides | 5 pCi/L | 3 | 1 | Yes |
| Stage 2 DBP Rule | Treatment Technique | N/A | 2 | 1 | Yes |
| Surface Water Treatment Rule | Treatment Technique | N/A | 1 | 1 | No |
| Copper | Inorganic | 1.3 mg/L | 1 | 1 | No |
| 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 Ludlow:
| Year | Total Violations | Health-Based |
|---|---|---|
| 2023 | 3 | 3 |
| 2024 | 7 | 7 |
| 2025 | 5 | 5 |
Violations have increased from 3 in 2023 to 5 in 2025. This trend warrants monitoring.
EPA Enforcement History
The EPA and state regulators have taken 5 enforcement actions against water systems serving Ludlow. Recent actions:
| Date | Action Type |
|---|---|
| 2025-07-29 | State Order Extension |
| 2025-02-19 | State Filed Suit |
| 2023-08-02 | State Order Extension |
| 2023-02-28 | State Filed Suit |
| 2022-10-27 | State Filed Suit |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2025-07-29.
Ludlow vs. Nearby California Cities
How Ludlow's water quality compares to similar cities in California:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Ludlow | D | 23 | 1 | 500 |
| Amboy | D | 0 | 1 | 500 |
| Essex | D | 0 | 1 | 500 |
| Holy City | D | 0 | 1 | 500 |
Common Questions About Ludlow Water
These are the most common questions residents search for about water quality in Ludlow, California:
Is Ludlow water hard or soft? Water hardness varies by source. Ludlow's 1 water system uses a single source. Check your ZIP code report for specific hardness data.
Can I drink Ludlow tap water? Ludlow's water receives a grade of D (50/100). There are 19 health-based violations — consider filtration.
What is the best water filter for Ludlow? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Ludlow vs. California Average
Understanding how Ludlow 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 Ludlow.
ZIP Codes in Ludlow
Ludlow spans 1 ZIP code. The ZIP with the lowest water quality score is 92338. 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.