Las Cumbres Mutual Water Company
EPA ID: CA4400631 · 402 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Las Cumbres Mutual Water Company (CA4400631): 1 EPA violation in the last five years. Although 1 violation appeared on Las Cumbres Mutual Water Company's record, all have been remedied - currently compliant, 402 served.
Data: EPA SDWIS
Service Area Map
Coverage area for Las Cumbres Mutual Water Company Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Las Cumbres Mutual Water Company serves a community with a median household income of $128,483 and an estimated 8,433 residents across its service area. Approximately 82% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Las Cumbres Mutual Water Company's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites.
Infrastructure Risk
Detected Contaminants
How Las Cumbres Mutual Water Company compares to EPA limits
What This Means For You
Consumer Confidence Report Rule at 1 mg/L exceeds the EPA maximum of mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Comparable Water Systems
Similar-sized systems in California
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
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.
System Overview
Las Cumbres Mutual Water Company (EPA ID: CA4400631) is a community water system in California that serves approximately 402 people from surface water sources.
This system serves ZIP code 95006 in Boulder Creek.
Violation History
Status breakdown for accepted records with record years 2021-2026: 1 resolved, 0 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| July 1, 2025 | Consumer Confidence Report Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0025 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
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.
- 95006 - Boulder Creek
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Las Cumbres Mutual Water Company (CA4400631) on EPA.gov.
Frequently Asked Questions
Is Las Cumbres Mutual Water Company water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Las Cumbres Mutual Water Company; its 1 accepted 2021-2026 record are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Las Cumbres Mutual Water Company serve?
Las Cumbres Mutual Water Company serves approximately 402 people across 1 ZIP code in California.
Where does Las Cumbres Mutual Water Company get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Las Cumbres Mutual Water Company (CA): 1 EPA Violation. https://zipcheckup.com/water-system/ca4400631/
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title = {{Las Cumbres Mutual Water Company (CA): 1 EPA Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ca4400631/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Las Cumbres Mutual Water Company (EPA ID: CA4400631) - request the latest Consumer Confidence Report or ask about specific contaminants.