Palomar Mountain Mutual Water Company
EPA ID: CA3700933 · 193 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Palomar Mountain Mutual Water Company (CA3700933): 5 violations on record since 2021. Palomar Mountain Mutual Water Company has 5 EPA violations on record, all marked resolved in the federal data; the utility serves 193 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Palomar Mountain Mutual Water Company Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Palomar Mountain Mutual Water Company have a median household income of $68,224 and about 1,410 residents live in those ZIP codes (Census; not the number of people this system supplies).
💧 Where Does Your Water Come From?
Palomar Mountain Mutual Water Company'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.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in California
System Overview
Palomar Mountain Mutual Water Company (EPA ID: CA3700933) is a community water system in California that serves approximately 193 people from groundwater sources.
This system serves ZIP code 92086 in Warner Springs.
Violation History
Status breakdown for accepted records with record years 2021-2026: 5 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 |
|---|---|---|---|
| April 1, 2023 | Revised Total Coliform Rule | Non-health-based | Resolved |
| January 1, 2023 | Revised Total Coliform Rule | Non-health-based | Resolved |
| November 1, 2022 | Revised Total Coliform Rule | Non-health-based | Resolved |
| November 1, 2022 | Revised Total Coliform Rule | Non-health-based | Resolved |
| October 1, 2022 | Revised Total Coliform 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 |
|---|---|---|---|
| Revised Total Coliform Rule | Monitoring & Reporting, Other (notice or report rule) | 5 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| Below the reporting limit | No | 2026-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
1 of 1 ZIP records with known zones is in EPA Radon Zone 3.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
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.
- 92086 - Warner Springs
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Palomar Mountain Mutual Water Company (CA3700933) on EPA.gov.
Frequently Asked Questions
Is Palomar Mountain Mutual Water Company water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Palomar Mountain Mutual Water Company; its 5 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Palomar Mountain Mutual Water Company serve?
Palomar Mountain Mutual Water Company serves approximately 193 people across 1 ZIP code in California.
Where does Palomar Mountain Mutual Water Company get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Palomar Mountain Mutual Water Company (CA): 5 EPA Violations. https://zipcheckup.com/water-system/ca3700933/
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author = {{ZipCheckup}},
title = {{Palomar Mountain Mutual Water Company (CA): 5 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ca3700933/}
}
What You Can Do
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Palomar Mountain Mutual Water Company (EPA ID: CA3700933) - request the latest Consumer Confidence Report or ask about specific contaminants.