Sharondale Mesa Hoa
EPA ID: CA3301879 · 340 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Sharondale Mesa Hoa (CA3301879): 12 EPA violations in the last five years. Dating back across the full five-year EPA tracking window, Sharondale Mesa Hoa encountered 12 violations, each subsequently remedied and closed - today the utility meets all federal drinking water requirements for the 340 residents in its service area and holds no open enforcement actions.
Data: EPA SDWIS
Service Area Map
Coverage area for Sharondale Mesa Hoa Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Sharondale Mesa Hoa serves a community with a median household income of $90,313 and an estimated 10,680 residents across its service area. Approximately 61% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 44% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. 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?
Sharondale Mesa Hoa'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.
Infrastructure Risk
Detected Contaminants
How Sharondale Mesa Hoa compares to EPA limits
What This Means For You
Mercury at 1 mg/L exceeds the EPA maximum of 0.002 mg/L. Kidney damage, neurological impairment. Consider activated carbon (GAC) filtration.
Cadmium at 1 mg/L exceeds the EPA maximum of 0.005 mg/L. Kidney damage accumulating over lifetime; probable carcinogen. Consider reverse osmosis filtration.
Chromium at 1 mg/L (total chromium; California Cr-6 MCL = 0.010 mg/L) exceeds the EPA maximum of 0.1 mg/L (total chromium; California Cr-6 MCL = 0.010 mg/L). Stomach & intestinal cancer (known carcinogen). Consider reverse osmosis filtration.
Contaminant 1036 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. 5 detections recorded. 1 exceeds federal EPA limits (4 ppt for PFOA/PFOS).
Mercury was detected in this water system. activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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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
Sharondale Mesa Hoa (EPA ID: CA3301879) is a community water system in California that serves approximately 340 people from groundwater sources.
This system serves ZIP code 92320 in Calimesa.
Violation History
Status breakdown for accepted records with record years 2021-2026: 12 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 |
|---|---|---|---|
| January 1, 2024 | Barium | Non-health-based | Resolved |
| January 1, 2024 | Cadmium | Non-health-based | Resolved |
| January 1, 2024 | Chromium | Non-health-based | Resolved |
| January 1, 2024 | Fluoride | Non-health-based | Resolved |
| January 1, 2024 | Nickel | Non-health-based | Resolved |
| January 1, 2024 | Nitrite | Non-health-based | Resolved |
| January 1, 2024 | Contaminant 1036 | Non-health-based | Resolved |
| January 1, 2024 | Copper | Non-health-based | Resolved |
| January 1, 2024 | Mercury | Non-health-based | Resolved |
| January 1, 2024 | Contaminant 1075 | Non-health-based | Resolved |
| January 1, 2024 | Contaminant 1085 | Non-health-based | Resolved |
| January 1, 2024 | Contaminant 1045 | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Barium | Inorganic | 1 | No |
| Cadmium | Inorganic | 1 | No |
| Chromium | Inorganic | 1 | No |
| Fluoride | Inorganic | 1 | No |
| Nickel | Inorganic | 1 | No |
| Nitrite | Inorganic | 1 | No |
| Contaminant 1036 | Other Violation | 1 | No |
| Copper | Inorganic | 1 | No |
| Contaminant 1045 | Other Violation | 1 | No |
| Mercury | Inorganic | 1 | No |
| Contaminant 1075 | Other Violation | 1 | No |
| Contaminant 1085 | Other Violation | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0006 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.
- 92320 - Calimesa
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Sharondale Mesa Hoa (CA3301879) on EPA.gov.
Frequently Asked Questions
Is Sharondale Mesa Hoa water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Sharondale Mesa Hoa; its 12 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Sharondale Mesa Hoa serve?
Sharondale Mesa Hoa serves approximately 340 people across 1 ZIP code in California.
Where does Sharondale Mesa Hoa get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Sharondale Mesa Hoa (CA): 12 EPA Violations. https://zipcheckup.com/water-system/ca3301879/
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author = {{ZipCheckup}},
title = {{Sharondale Mesa Hoa (CA): 12 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ca3301879/}
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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
Sharondale Mesa Hoa (EPA ID: CA3301879) - request the latest Consumer Confidence Report or ask about specific contaminants.