TOLEDO WATER UTILITIES

Q: Is TOLEDO WATER UTILITIES water safe to drink?

TOLEDO WATER UTILITIES (PWS ID: OR4100899) has 28 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,645 people using Surface Water sources.

Q: What type of violations does TOLEDO WATER UTILITIES have?

TOLEDO WATER UTILITIES has 28 total violations: 0 health-based violations (MCL exceedances or treatment failures), 25 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Q: Has PFAS been detected in TOLEDO WATER UTILITIES water?

No. TOLEDO WATER UTILITIES was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

Q: What water source does TOLEDO WATER UTILITIES use?

TOLEDO WATER UTILITIES uses Surface Water 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: OR4100899 · TOLEDO, Oregon 97391

TOLEDO WATER UTILITIES serves 3,645 people in TOLEDO, Oregon using Surface Water water sources. It has 28 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: TOLEDO WATER UTILITIES

TOLEDO WATER UTILITIES is a local-owned community water system that delivers drinking water to 3,645 residents in TOLEDO, Oregon (Lincoln County) through 1,369 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 28 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 25 monitoring and reporting violations are on file. The most recent violation on record dates to 2009.

The most frequently cited contaminant at this system is Surface Water Treatment Rule, recorded in 4 violations (MR). 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. TOLEDO WATER UTILITIES's 28 violations sit below 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

3,645

Total Violations

Health-Based Violations

Water Source

Surface Water

System Details

System Type: Community
Owner Type: Local
Connections: 1,369
County: Lincoln
School/Daycare: No
MCL Violations: 0
Monitoring Violations: 25
Treatment Tech Violations: 0

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Surface Water Treatment Rule	MR	4	2009
Coliform (TCR)	MR	3	2006
Interim Enhanced Surface Water Treatment Rule	MR	2	2009
Arsenic	MR	2	1999
Selenium	MR	1	1979
Mercury	MR	1	1979
Beryllium, Total	MR	1	1999
Fluoride	MR	1	1979
Barium	MR	1	1979
Nickel	MR	1	1999
Thallium, Total	MR	1	1999
Combined Radium (-226 and -228)	MR	1	1976
Chromium	MR	1	1979
Nitrate	MR	1	1979
Cadmium	MR	1	1979
Gross Alpha, Excl. Radon and U	MR	1	1976
CYANIDE	MR	1	1999
Antimony, Total	MR	1	1999

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.

Contaminant	Date	Result	MRL	Status
PFEESA	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
6:2 FTS	7/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFOS	7/18/2023	<0.004 µg/L	0.004 µg/L	Not Detected
lithium	7/18/2023	<9 µg/L	9 µg/L	Not Detected
NMeFOSAA	7/18/2023	<0.006 µg/L	0.006 µg/L	Not Detected
NEtFOSAA	7/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFTrDA	7/18/2023	<0.007 µg/L	0.007 µg/L	Not Detected
PFTA	7/18/2023	<0.008 µg/L	0.008 µg/L	Not Detected
PFBS	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpA	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	7/18/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFNA	7/18/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFHpS	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFOA	7/18/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFDA	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFDoA	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	7/18/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFHxS	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFHxA	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeA	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
NFDHA	7/18/2023	<0.02 µg/L	0.02 µg/L	Not Detected
8:2 FTS	7/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	7/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
HFPO-DA	7/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
ADONA	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
9Cl-PF3ONS	7/18/2023	<0.002 µg/L	0.002 µg/L	Not Detected
11Cl-PF3OUdS	7/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFUnA	7/18/2023	<0.002 µg/L	0.002 µg/L	Not Detected
PFMBA	7/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
8:2 FTS	4/10/2023	<0.005 µg/L	0.005 µg/L	Not Detected
ADONA	4/10/2023	<0.003 µg/L	0.003 µg/L	Not Detected
HFPO-DA	4/10/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	4/10/2023	<0.005 µg/L	0.005 µg/L	Not Detected
6:2 FTS	4/10/2023	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	4/10/2023	<0.003 µg/L	0.003 µg/L	Not Detected
9Cl-PF3ONS	4/10/2023	<0.002 µg/L	0.002 µg/L	Not Detected
PFMPA	4/10/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFPeA	4/10/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	4/10/2023	<0.003 µg/L	0.003 µg/L	Not Detected
11Cl-PF3OUdS	4/10/2023	<0.005 µg/L	0.005 µg/L	Not Detected
NFDHA	4/10/2023	<0.02 µg/L	0.02 µg/L	Not Detected
PFOS	4/10/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFPeS	4/10/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFHpS	4/10/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFEESA	4/10/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFHxS	4/10/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFTA	4/10/2023	<0.008 µg/L	0.008 µg/L	Not Detected
PFTrDA	4/10/2023	<0.007 µg/L	0.007 µg/L	Not Detected
NEtFOSAA	4/10/2023	<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 TOLEDO WATER UTILITIES.

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 OR4100899 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
2009	Surface Water Treatment Rule	MR	4	SDWIS / OR4100899 / 0200
2009	Interim Enhanced Surface Water Treatment Rule	MR	2	SDWIS / OR4100899 / 0300
2006	Coliform (TCR)	MR	3	SDWIS / OR4100899 / 3100
1999	Arsenic	MR	2	SDWIS / OR4100899 / 1005
1999	Beryllium, Total	MR	1	SDWIS / OR4100899 / 1075
1999	Nickel	MR	1	SDWIS / OR4100899 / 1036
1999	Thallium, Total	MR	1	SDWIS / OR4100899 / 1085
1999	CYANIDE	MR	1	SDWIS / OR4100899 / 1024
1999	Antimony, Total	MR	1	SDWIS / OR4100899 / 1074
1979	Selenium	MR	1	SDWIS / OR4100899 / 1045
1979	Mercury	MR	1	SDWIS / OR4100899 / 1035
1979	Fluoride	MR	1	SDWIS / OR4100899 / 1025
1979	Barium	MR	1	SDWIS / OR4100899 / 1010
1979	Chromium	MR	1	SDWIS / OR4100899 / 1020
1979	Nitrate	MR	1	SDWIS / OR4100899 / 1040

How TOLEDO WATER UTILITIES Compares

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

Metric	TOLEDO WATER UTILITIES	Oregon avg	Federal benchmark
Total violations	28	82.1	SDWA compliance — any non-zero count is a recorded breach
Health-based violations	0	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	3,645	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 TOLEDO WATER UTILITIES water safe to drink? ▼

TOLEDO WATER UTILITIES (PWS ID: OR4100899) has 28 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,645 people using Surface Water sources.

How many people does TOLEDO WATER UTILITIES serve? ▼

TOLEDO WATER UTILITIES serves 3,645 people in TOLEDO, Oregon. It is a Local-owned system using Surface Water water sources with 1,369 service connections.

What type of violations does TOLEDO WATER UTILITIES have? ▼

TOLEDO WATER UTILITIES has 28 total violations: 0 health-based violations (MCL exceedances or treatment failures), 25 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in TOLEDO WATER UTILITIES water? ▼

No. TOLEDO WATER UTILITIES was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

What water source does TOLEDO WATER UTILITIES use? ▼

TOLEDO WATER UTILITIES uses Surface Water 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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