Cswa Oliver Spring
EPA ID: OR4101519 · 40 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Cswa Oliver Spring (OR4101519): 3 past health-based violations, since resolved. Cswa Oliver Spring carries 10 resolved violations in the five-year EPA record - each has been formally closed, and the supplier, which serves approximately 40 people, now meets all applicable federal drinking water standards with no open enforcement activity remaining.
Data: EPA SDWIS
Service Area Map
Coverage area for Cswa Oliver Spring Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Cswa Oliver Spring serves a community with a median household income of $95,150 and an estimated 31,715 residents across its service area. Approximately 47% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Cswa Oliver Spring'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 Cswa Oliver Spring compares to EPA limits
What This Means For You
Contaminant 0700 at 6 mg/L exceeds the EPA maximum of mg/L.
Stage 1 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 1 mg/L exceeds the EPA maximum of mg/L.
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. 1 exceeds federal EPA limits (4 ppt for PFOA/PFOS).
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
Cswa Oliver Spring (EPA ID: OR4101519) is a community water system in Oregon that serves approximately 40 people from groundwater sources.
This system serves ZIP code 97132 in Newberg.
Violation History
Status breakdown for accepted records with record years 2021-2026: 9 resolved, 1 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 |
|---|---|---|---|
| March 1, 2026 | Contaminant 0700 | Health-based | Archived |
| December 1, 2025 | Contaminant 0700 | Non-health-based | Resolved |
| September 1, 2025 | Contaminant 0700 | Non-health-based | Resolved |
| July 1, 2025 | Stage 1 DBP Rule | Non-health-based | Resolved |
| June 1, 2025 | Contaminant 0700 | Non-health-based | Resolved |
| January 1, 2025 | Stage 1 DBP Rule | Non-health-based | Resolved |
| October 1, 2024 | Surface Water Treatment Rule | Non-health-based | Resolved |
| July 1, 2024 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| March 1, 2024 | Contaminant 0700 | Health-based | Resolved |
| November 1, 2023 | Contaminant 0700 | Health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Contaminant 0700 | Other Violation | 6 | Yes |
| Stage 1 DBP Rule | Treatment Failure | 2 | No |
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
| 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 |
|---|---|---|
| 0.00058 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 OR or modeled from parcel and building-footprint data.
- 97132 - Newberg
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Cswa Oliver Spring (OR4101519) on EPA.gov.
Frequently Asked Questions
Is Cswa Oliver Spring water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Cswa Oliver Spring; its 10 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Cswa Oliver Spring serve?
Cswa Oliver Spring serves approximately 40 people across 1 ZIP code in Oregon.
Where does Cswa Oliver Spring get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Cswa Oliver Spring (OR): 3 Health Violations. https://zipcheckup.com/water-system/or4101519/
@misc{zipcheckup-water-system-or4101519,
author = {{ZipCheckup}},
title = {{Cswa Oliver Spring (OR): 3 Health Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/or4101519/}
}
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
Cswa Oliver Spring (EPA ID: OR4101519) - request the latest Consumer Confidence Report or ask about specific contaminants.