Water System Report CA

Fcwwd 41/shaver Lake

EPA ID: CA1010017 · 2,722 people served · 3 ZIP codes

ZipCheckup's reading of EPA records for Fcwwd 41/shaver Lake (CA1010017): no drinking-water violations recorded since 2021. Federal SDWIS data returns no violation records for Fcwwd 41/shaver Lake, the supplier serving 2,722 residents - a statement about the EPA file rather than a measurement of contaminant levels in the water.

Data: EPA SDWIS

2,722
People Served
3
ZIP Codes Served
0
Violations (since 2021)
Groundwater
Water Source
0.0095 mg/L
Most recent lead 90th percentile on record (monitoring period ending 2025-12-31)
Zone 2
County Radon Potential · Moderate
0
Contaminants Flagged
$485K
Median Home Value in ZIP Codes Served

Service Area Map

Coverage area for Fcwwd 41/shaver Lake Source: EPA SDWIS service area boundaries.

Service area boundary

Demographics of ZIP Codes Served

$108,629
Median Household Income
3,444
Population of ZIP Codes Served (Census)
62%
Disadvantaged Population
60th
Poverty Percentile
60th
Energy Burden Percentile
55%
Pre-1986 Housing

The ZIP codes associated with Fcwwd 41/shaver Lake have a median household income of $108,629 and about 3,444 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 55% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: On average, 62% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

💧 Where Does Your Water Come From?

Groundwater

Fcwwd 41/shaver Lake's water is classified in EPA records as a groundwater source. 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.

Low Risk
Source Contamination Risk
10th
Wastewater Discharge Proximity
70th
Superfund Site Proximity

Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.

Infrastructure Risk

45 yr
Estimated pipe age (modeled from housing age)
Copper
Likely pipe material (modeled)
25 yr
Est. Remaining Life
Stable
Decay Status
Installed 64% of expected lifespan used (estimate) End of life

Comparable Water Systems

Similar-sized systems in California

Central Water District
2,726 people
0 violations
City of Alturas
2,715 people
2 violations
0 violations
0 violations
0 violations

System Overview

Fcwwd 41/shaver Lake (EPA ID: CA1010017) is a community water system in California that serves approximately 2,722 people from groundwater sources.

This system provides water to 3 ZIP codes across 3 communities.

Violation History

No accepted violation records in the 2021-2026 window - The accepted EPA ECHO 2026Q2 snapshot contains zero violation records for this system whose record year falls from 2021 through 2026, inclusive. This is not a tap-water safety guarantee.

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

Lead Level Exceeds Action Level Sample Date
0.0095 mg/L No N/A

The accepted LCR snapshot contains 1 reported copper action-level exceedance record for this PWSID. The source does not provide a verified copper level for publication.

Radon Risk in Service Area

Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

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: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by CA or modeled from parcel and building-footprint data.

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Fcwwd 41/shaver Lake (CA1010017) on EPA.gov.

Frequently Asked Questions

Is Fcwwd 41/shaver Lake water safe to drink?

The accepted 2026Q2 ECHO snapshot contains zero violation records for Fcwwd 41/shaver Lake in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.

How many people does Fcwwd 41/shaver Lake serve?

Fcwwd 41/shaver Lake serves approximately 2,722 people across 3 ZIP codes in California.

Where does Fcwwd 41/shaver Lake get its water?

The primary water source is groundwater.

Frequently Asked Questions

Should I use a water filter? ▼
No EPA drinking-water violations since 2021 are on record for Fcwwd 41/shaver Lake; this page does not establish contaminant levels at your tap. That is a compliance record, not a guarantee about the water at your tap; a certified filter can target a specific contaminant you are concerned about.
How many people does Fcwwd 41/shaver Lake serve? ▼
Fcwwd 41/shaver Lake serves approximately 2,722 people with drinking water across 3 ZIP codes.
What is Fcwwd 41/shaver Lake's water source? ▼
Fcwwd 41/shaver Lake draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in Fcwwd 41/shaver Lake's water? ▼
The most recent 90th-percentile lead result on record is 0.0095 mg/L (sample period ending 2025-12-31). This is at or below the EPA lead action level, which triggers system action and is not a safe level; the EPA health goal for lead is zero.
What is the demographic profile of the ZIP codes associated with Fcwwd 41/shaver Lake? ▼
The ZIP codes mapped to Fcwwd 41/shaver Lake have a median household income of $108,629 (Census ZIP-code estimate). In CEJST data, 62% of census tracts in the counties mapped to this area are designated disadvantaged (average across mapped ZIP codes), which may indicate greater vulnerability to environmental health risks.
Where does Fcwwd 41/shaver Lake get its water? ▼
Fcwwd 41/shaver Lake's water is classified in EPA records as a groundwater source. 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.

How to cite this page

APA ZipCheckup. (n.d.). Fcwwd 41/shaver Lake Water Quality Report, CA. https://zipcheckup.com/water-system/ca1010017/
BibTeX
@misc{zipcheckup-water-system-ca1010017,
  author = {{ZipCheckup}},
  title  = {{Fcwwd 41/shaver Lake Water Quality Report, CA}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/ca1010017/}
}
Home › Water Systems › California › Fcwwd 41/shaver Lake

Get safety alerts for Fcwwd 41/shaver Lake, California

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Check your water filter options Free tool - no phone call required.