Hillsboro-cherry Grove
EPA ID: OR4100985 · 1,628 people served · 3 ZIP codes
ZipCheckup's reading of EPA records for Hillsboro-cherry Grove (OR4100985): 4 violations on record since 2021. While 4 violations did appear in Hillsboro-cherry Grove's monitoring record, none is listed as unresolved; the utility serves approximately 1,628 residents. A closed violation record does not by itself establish compliance with every current EPA standard.
Data: EPA SDWIS
Service Area Map
Coverage area for Hillsboro-cherry Grove Source: EPA SDWIS service area boundaries.
Service area boundary - average Home Safety grade of mapped ZIPs: B
Demographics of ZIP Codes Served
The ZIP codes associated with Hillsboro-cherry Grove have a median household income of $109,083 and about 35,539 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 61% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Hillsboro-cherry Grove'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.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Oregon
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
Hillsboro-cherry Grove (EPA ID: OR4100985) is a community water system in Oregon that serves approximately 1,628 people from surface water sources.
This system provides water to 3 ZIP codes across 3 communities.
ZIP-Area Home Safety Context: B (75/100)
This is the average Home Safety Score for 1 of 3 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.
Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.
Violation History
Status breakdown for accepted records with record years 2021-2026: 4 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 Rule | Non-health-based | Resolved |
| July 1, 2023 | Surface Water Treatment Rule | Non-health-based | Resolved |
| July 1, 2023 | Interim Enhanced Surface Water Treatment Rule | Non-health-based | Resolved |
| July 1, 2023 | Surface Water Treatment 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 Rule | Monitoring & Reporting | 2 | No |
| Consumer Confidence Rule | Other (notice or report rule) | 1 | No |
| Interim Enhanced Surface Water Treatment Rule | Monitoring & Reporting | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0064 mg/L | No | 2024-12-31 |
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
3 of 3 ZIP records with known zones are in EPA Radon Zone 2.
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 OR 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 Hillsboro-cherry Grove (OR4100985) on EPA.gov.
Frequently Asked Questions
Is Hillsboro-cherry Grove water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Hillsboro-cherry Grove; its 4 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Hillsboro-cherry Grove serve?
Hillsboro-cherry Grove serves approximately 1,628 people across 3 ZIP codes in Oregon.
Where does Hillsboro-cherry Grove get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Hillsboro-cherry Grove (OR): 4 EPA Violations. https://zipcheckup.com/water-system/or4100985/
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author = {{ZipCheckup}},
title = {{Hillsboro-cherry Grove (OR): 4 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/or4100985/}
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What You Can Do
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Check your specific ZIP code
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Contact your utility
Hillsboro-cherry Grove (EPA ID: OR4100985) - request the latest Consumer Confidence Report or ask about specific contaminants.