OR4100218
OR
No open health violations

City of Cornelius

Surface water · Local · 1355 N BARLOW ST, RYAN HOWELL

Overall Risk Level

No Concerns Detected

No Concern
Low
Moderate
High
Critical

Water meets all safety standards with no detected exceedances.

No open health violations on record. This utility has no active EPA violations involving contaminants exceeding legal limits. Always verify with your utility's Consumer Confidence Report for annual test results.

Utility Overview

Population Served

14,490

Source Type

Surface water

Ownership

Local

PWSID

OR4100218

Detected Contaminants

CCR data ingestion in progress

Contaminant detection levels from Consumer Confidence Reports are being parsed and linked to utilities. Check back soon, or view the official report directly from the EPA links below.

View on EPA ECHO

Violation History

Sourced from EPA SDWIS. Health-based violations mean a contaminant exceeded the legal limit. Monitoring/Reporting violations mean required test results were not submitted to EPA — not necessarily that the water is unsafe.

OtherNitrate

Resolved
Oct 2000 – Aug 2001Monitoring/Reporting failure

OtherNitrate

Resolved
Jul 2000 – Aug 2001Monitoring/Reporting failure

OtherNitrate

Resolved
Oct 2003 – Mar 2004Monitoring/Reporting failure

OtherNitrate

Resolved
Jul 2003 – Mar 2004Monitoring/Reporting failure

OtherNitrate

Resolved
Oct 2004 – Dec 2004Monitoring/Reporting failure

OtherNitrate

Resolved
Jul 2004 – Dec 2004Monitoring/Reporting failure

Monitoring & ReportingLead

Resolved
Jan 2005 – Sep 2005Monitoring/Reporting failure

Monitoring & ReportingColiform (TCR)

Resolved
May 2018 – Jul 2018Monitoring/Reporting failure

Monitoring & ReportingArsenic

Resolved
Apr 2020 – Jun 2021Monitoring/Reporting failure

Monitoring & ReportingBarium

Resolved
Apr 2020 – Jun 2021Monitoring/Reporting failure

Monitoring & ReportingCadmium

Resolved
Apr 2020 – Jun 2021Monitoring/Reporting failure

Monitoring & ReportingHaloacetic Acids (HAA5)

Resolved
Jul 2022 – Nov 2022Monitoring/Reporting failure

Monitoring & ReportingTotal Trihalomethanes (TTHMs)

Resolved
Jul 2022 – Nov 2022Monitoring/Reporting failure

OtherNitrate

Resolved
Jul 2023Monitoring/Reporting failure

2 additional monitoring/reporting failures

Required test submissions not filed with EPA — no contaminant data recorded. These are administrative failures, not health violations.

Related Pages

Data Sources & Provenance

All data on this page is sourced from official U.S. government or public datasets.

EPA ECHO — Water System & Compliance ReportPWSID OR4100218View source
EPA CCR — Consumer Confidence ReportsView source
Last updated: 2026-04-19
High Confidence
Annual refresh cycle

At a Glance

PWSIDOR4100218
StateOregon
Risk Levelsafe
Population Served14,490
Open Health Violations0

Service area match is likely but not guaranteed. Your water bill is the most reliable way to confirm your provider.