Water System Report CA

Maria Lane Mutual Water Company

EPA ID: CA4300752 · 42 people served · 2 ZIP codes

EPA monitoring data for Maria Lane Mutual Water Company shows an unblemished five-year compliance history — no violations of any kind have been recorded for this utility, which supplies water to approximately 42 people, covering every reporting cycle without a single MCL exceedance or monitoring lapse.

Data: EPA SDWIS Last verified: 2026-04-02

42
People Served
2
ZIP Codes Served
0
Violations (5yr)
Groundwater
Water Source
0
Contaminants Flagged

Service Area Demographics

$240,980
Median Household Income
31,383
Service Area Population
25%
Disadvantaged Population
20th
Poverty Percentile
10th
Energy Burden Percentile
83%
Pre-1986 Housing

The Maria Lane Mutual Water Company serves a community with a median household income of $240,980 and an estimated 31,383 residents across its service area. Approximately 83% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

💧 Where Does Your Water Come From?

Groundwater

Maria Lane Mutual Water Company's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

Moderate Risk
Source Contamination Risk
20th
Wastewater Discharge Proximity
80th
Superfund Site Proximity

About 1% of homes in Santa Clara County, California rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.

Superfund Proximity Note: This service area ranks in the 80th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.

Infrastructure Risk

55 yr
Avg Pipe Age
Galvanized Steel or Copper
Pipe Material
11 yr
Est. Remaining Life
Stable
Decay Status
Installed 83% of expected lifespan used End of life

PFAS Detected in Service Area

PFAS ("forever chemicals") have been detected in water serving this system's area. 2 detections recorded. 1 exceeds federal EPA limits (4 ppt for PFOA/PFOS).

State limits: PFOA: 0.0051 ppt, PFOS: 0.0065 ppt
Health concern: PFAS are linked to cancer, thyroid disease, immune suppression, and developmental effects. They do not break down naturally.
Recommended filter: Reverse osmosis (RO) or activated carbon filters certified for PFAS removal. Find the right filter →

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Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Flood Insurance Radon Mitigation PFAS Treatment
Flood Insurance $600
Radon Mitigation $400
PFAS Treatment $300
Total Estimated Cost $1,300

Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.

Cost of Inaction

If water quality issues in this service area are not addressed, the estimated financial impact per household is:

PFAS Exposure — Lifetime Cost $1,000

Per person (emerging research est.)

Estimated Cumulative Cost Per Household

5 years
$165
10 years
$330
20 years
$660

Compare: Estimated remediation cost is $1,300 (one-time) vs. $330 in estimated inaction costs over 10 years.

Estimates based on published EPA, CDC, and peer-reviewed research. Individual costs vary by household size, property, and health factors. These are conservative lower-bound estimates intended for awareness, not financial advice.

System Overview

Maria Lane Mutual Water Company (EPA ID: CA4300752) is a community water system in California that serves approximately 42 people from groundwater sources.

This system provides water to 2 ZIP codes across 1 community.

Violation History

No violations recorded — This water system has no recorded EPA violations in the past 5 years.

Lead & Copper

No Lead and Copper Rule sampling data available for this water system.

Need help with your water quality?

Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400

Find the Right Water Filter

Free tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.

ZIP Codes Served

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Maria Lane Mutual Water Company (CA4300752) on EPA.gov.

Frequently Asked Questions

Is Maria Lane Mutual Water Company water safe to drink?

Based on EPA records, Maria Lane Mutual Water Company has no recorded violations in the past 5 years — a positive indicator of water quality management.

How many people does Maria Lane Mutual Water Company serve?

Maria Lane Mutual Water Company serves approximately 42 people across 2 ZIP codes in California.

Where does Maria Lane Mutual Water Company get its water?

The primary water source is groundwater.

Frequently Asked Questions

Should I use a water filter?
Maria Lane Mutual Water Company meets EPA standards, but a water filter can reduce trace contaminants below detectable levels for added peace of mind.
How many people does Maria Lane Mutual Water Company serve?
Maria Lane Mutual Water Company serves approximately 42 people with drinking water across 2 ZIP codes.
What is Maria Lane Mutual Water Company's water source?
Maria Lane Mutual Water Company draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
What is the demographic profile of Maria Lane Mutual Water Company's service area?
The Maria Lane Mutual Water Company service area has a median household income of $240,980. Demographic data is sourced from the U.S. Census Bureau and EPA EJScreen.
Where does Maria Lane Mutual Water Company get its water?
Maria Lane Mutual Water Company's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table. Based on available data, the source contamination risk is moderate.
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