WOODBURN, CITY OF

Q: Is WOODBURN, CITY OF water safe to drink?

WOODBURN, CITY OF (PWS ID: OR4100959) has 156 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 29,455 people using Groundwater sources.

Q: How many people does WOODBURN, CITY OF serve?

WOODBURN, CITY OF serves 29,455 people in WOODBURN, Oregon. It is a Local-owned system using Groundwater water sources with 8,250 service connections.

Q: What type of violations does WOODBURN, CITY OF have?

WOODBURN, CITY OF has 156 total violations: 15 health-based violations (MCL exceedances or treatment failures), 140 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Q: Has PFAS been detected in WOODBURN, CITY OF water?

No. WOODBURN, CITY OF was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

Q: What water source does WOODBURN, CITY OF use?

WOODBURN, CITY OF uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.

Q: Where does this data come from?

All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Reviewed byPlainWater Editorial, Drinking Water Quality Editorial Team · June 4, 2026

PWS ID: OR4100959 · WOODBURN, Oregon 97071

WOODBURN, CITY OF serves 29,455 people in WOODBURN, Oregon using Groundwater water sources. It has 156 recorded EPA violations, including 15 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WOODBURN, CITY OF

WOODBURN, CITY OF is a local-owned community water system that delivers drinking water to 29,455 residents in WOODBURN, Oregon (Marion County) through 8,250 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 156 total violations for this system , of which 15 (10%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 140 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 15 violations (MCL, health-based). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across Oregon, EPA tracks 2,518 public water systems serving 4,005,242 people, with 206,659 cumulative violations and 20,339 health-based violations on record. About 99% of systems in the state carry at least one violation, and state-wide the average per system is 82.1 violations. WOODBURN, CITY OF's 156 violations sit above the Oregon average. Statewide, 30 of 125 UCMR5-tested systems have reported PFAS detections (24%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served

29,455

Total Violations

156

Health-Based Violations

Water Source

Groundwater

System Details

System Type: Community
Owner Type: Local
Connections: 8,250
County: Marion
School/Daycare: No
MCL Violations: 15
Monitoring Violations: 140
Treatment Tech Violations: 0

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Coliform (TCR)	MCL	15	2010
Coliform (TCR)	MR	7	2006
Nitrate	MR	6	2008
Endrin	MR	4	2005
Methoxychlor	MR	4	2005
Toxaphene	MR	4	2005
Diquat	MR	4	2005
Di(2-ethylhexyl) adipate	MR	4	2005
Simazine	MR	4	2005
Picloram	MR	4	2005
Dinoseb	MR	4	2005
Hexachlorocyclopentadiene	MR	4	2005
Carbofuran	MR	4	2005
Atrazine	MR	4	2005
2,4-D	MR	4	2005
Total Polychlorinated Biphenyls (PCB)	MR	4	2005
1,2-DIBROMO-3-CHLOROPROPANE	MR	4	2005
Dalapon	MR	4	2005
Endothall	MR	4	2005
Di(2-ethylhexyl) phthalate	MR	4	2005
Heptachlor	MR	4	2005
Heptachlor epoxide	MR	4	2005
2,4,5-TP	MR	4	2005
Pentachlorophenol	MR	4	2005
ETHYLENE DIBROMIDE	MR	4	2005
Chlordane	MR	4	2005
Glyphosate	MR	4	2005
HEXACHLOROBENZENE	MR	4	2005
Benzo(a)pyrene	MR	4	2005
LASSO	MR	4	2005

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 180 samples detected PFAS.

Contaminant	Date	Result	MRL	Status
PFOS	7/7/2025	<0.004 µg/L	0.004 µg/L	Not Detected
9Cl-PF3ONS	7/7/2025	<0.002 µg/L	0.002 µg/L	Not Detected
NMeFOSAA	7/7/2025	<0.006 µg/L	0.006 µg/L	Not Detected
NEtFOSAA	7/7/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFTrDA	7/7/2025	<0.007 µg/L	0.007 µg/L	Not Detected
PFTA	7/7/2025	<0.008 µg/L	0.008 µg/L	Not Detected
PFEESA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	7/7/2025	<0.004 µg/L	0.004 µg/L	Not Detected
8:2 FTS	7/7/2025	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
6:2 FTS	7/7/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	7/7/2025	<0.005 µg/L	0.005 µg/L	Not Detected
NFDHA	7/7/2025	<0.02 µg/L	0.02 µg/L	Not Detected
ADONA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
lithium	7/7/2025	<9 µg/L	9 µg/L	Not Detected
11Cl-PF3OUdS	7/7/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFUnA	7/7/2025	<0.002 µg/L	0.002 µg/L	Not Detected
PFHxA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFDoA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFDA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFOA	7/7/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFNA	7/7/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFHpA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFBS	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpS	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	7/7/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFHxS	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
HFPO-DA	7/7/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFOS	7/7/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFTA	7/7/2025	<0.008 µg/L	0.008 µg/L	Not Detected
PFTrDA	7/7/2025	<0.007 µg/L	0.007 µg/L	Not Detected
NEtFOSAA	7/7/2025	<0.005 µg/L	0.005 µg/L	Not Detected
NMeFOSAA	7/7/2025	<0.006 µg/L	0.006 µg/L	Not Detected
PFDoA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFHxA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFUnA	7/7/2025	<0.002 µg/L	0.002 µg/L	Not Detected
11Cl-PF3OUdS	7/7/2025	<0.005 µg/L	0.005 µg/L	Not Detected
9Cl-PF3ONS	7/7/2025	<0.002 µg/L	0.002 µg/L	Not Detected
ADONA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFBS	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
lithium	7/7/2025	<9 µg/L	9 µg/L	Not Detected
PFNA	7/7/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFMPA	7/7/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFOA	7/7/2025	<0.004 µg/L	0.004 µg/L	Not Detected
PFDA	7/7/2025	<0.003 µg/L	0.003 µg/L	Not Detected
HFPO-DA	7/7/2025	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	7/7/2025	<0.005 µg/L	0.005 µg/L	Not Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for WOODBURN, CITY OF.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID OR4100959 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Oregon Drinking Water Authority

Oregon's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find OR regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest)	Contaminant	Category	Count	EPA Record
2023	E. COLI	MR	2	SDWIS / OR4100959 / 3014
2023	Lead and Copper Rule	MR	1	SDWIS / OR4100959 / 5000
2021	Revised Total Coliform Rule	MON	2	SDWIS / OR4100959 / 8000
2015	TTHM	MR	2	SDWIS / OR4100959 / 2950
2015	Total Haloacetic Acids (HAA5)	MR	2	SDWIS / OR4100959 / 2456
2010	Coliform (TCR)	MCL	15	SDWIS / OR4100959 / 3100
2008	Nitrate	MR	6	SDWIS / OR4100959 / 1040
2006	Coliform (TCR)	MR	7	SDWIS / OR4100959 / 3100
2005	Endrin	MR	4	SDWIS / OR4100959 / 2005
2005	Methoxychlor	MR	4	SDWIS / OR4100959 / 2015
2005	Toxaphene	MR	4	SDWIS / OR4100959 / 2020
2005	Diquat	MR	4	SDWIS / OR4100959 / 2032
2005	Di(2-ethylhexyl) adipate	MR	4	SDWIS / OR4100959 / 2035
2005	Simazine	MR	4	SDWIS / OR4100959 / 2037
2005	Picloram	MR	4	SDWIS / OR4100959 / 2040

How WOODBURN, CITY OF Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric	WOODBURN, CITY OF	Oregon avg	Federal benchmark
Total violations	156	82.1	SDWA compliance — any non-zero count is a recorded breach
Health-based violations	15	8.1	Indicates a contaminant exceeded a federal MCL
PFAS detection	None	24%	EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served	29,455	1,591	Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,518 regulated public water systems in Oregon.

Federal MCL reference — Safe Drinking Water Act thresholds ▼

Contaminant	Federal MCL / Action Level	Note
Lead	0 mg/L (Action Level: 0.015 mg/L)	Lead and Copper Rule treatment technique
Arsenic	0.010 mg/L (10 ppb)	Health-based MCL since 2006
Total Coliform	Treatment technique (RTCR)	Indicator organism, monitoring trigger
PFOA / PFOS (PFAS)	4.0 ppt each (final 2024 rule)	Compliance deadline 2029
Nitrate (as N)	10 mg/L	Acute health risk for infants

Frequently Asked Questions

Is WOODBURN, CITY OF water safe to drink? ▼

WOODBURN, CITY OF (PWS ID: OR4100959) has 156 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 29,455 people using Groundwater sources.

How many people does WOODBURN, CITY OF serve? ▼

WOODBURN, CITY OF serves 29,455 people in WOODBURN, Oregon. It is a Local-owned system using Groundwater water sources with 8,250 service connections.

What type of violations does WOODBURN, CITY OF have? ▼

WOODBURN, CITY OF has 156 total violations: 15 health-based violations (MCL exceedances or treatment failures), 140 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in WOODBURN, CITY OF water? ▼

No. WOODBURN, CITY OF was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

What water source does WOODBURN, CITY OF use? ▼

WOODBURN, CITY OF uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.

Where does this data come from? ▼

All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

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