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Community Water System · PWS OR4100851

Sweet Home, City Of

Sweet Home, Oregon 97386 - drinking water served from surface water sources to 10,322 people, tracked in EPA SDWIS and UCMR5.

10,322
People served
340
EPA violations
207
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 340 drinking-water violations at Sweet Home, City Of, 61% of them health-based - above the Oregon per-system average.

340
Total EPA violations on record
61%
Health-based (MCL / treatment failure)
10,322
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Sweet Home, City Of

Sweet Home, City Of is a local-owned community water system that delivers drinking water to 10,322 residents in Sweet Home, Oregon (Linn County) through 3,185 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 340 total violations for this system , of which 207 (61%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 127 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Surface Water Treatment Rule, recorded in 206 violations (TT, 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. Statewide, 30 of 125 UCMR5-tested systems have reported PFAS detections (24%).

Sweet Home, City Of's 340 violations sit above the Oregon average.

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
10,322
Total Violations
340
Health-Based Violations
207
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
3,185
County
Linn
School/Daycare
No
MCL Violations
1
Monitoring Violations
127
Treatment Tech Violations
206

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 206 2005
Coliform (TCR) MR 15 2015
Surface Water Treatment Rule MR 14 2024
Arsenic MR 6 1999
Antimony, Total MR 6 1999
Beryllium, Total MR 6 1999
TTHM MR 6 2025
Total Haloacetic Acids (HAA5) MR 6 2025
Nickel MR 6 1999
CYANIDE MR 6 1999
Thallium, Total MR 6 1999
Interim Enhanced Surface Water Treatment Rule MR 4 2024
Consumer Confidence Rule Other 3 2024
cis-1,2-Dichloroethylene MR 2 2009
Xylenes, Total MR 2 2009
p-Dichlorobenzene MR 2 2009
Vinyl chloride MR 2 2009
1,1,1-Trichloroethane MR 2 2009
Carbon tetrachloride MR 2 2009
1,2-Dichloropropane MR 2 2009
Trichloroethylene MR 2 2009
CHLOROBENZENE MR 2 2009
Toluene MR 2 2009
Ethylbenzene MR 2 2009
Styrene MR 2 2009
1,1,2-Trichloroethane MR 2 2009
1,2-Dichloroethane MR 2 2009
DICHLOROMETHANE MR 2 2009
Tetrachloroethylene MR 2 2009
1,2,4-Trichlorobenzene MR 2 2009

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
PFMBA 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 9/18/2024 <2.00 ppt 2.00 ppt Not Detected
ADONA 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 9/18/2024 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 9/18/2024 <5.00 ppt 5.00 ppt Not Detected
8:2 FTS 9/18/2024 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 9/18/2024 <5.00 ppt 5.00 ppt Not Detected
PFPeA 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFBA 9/18/2024 <5.00 ppt 5.00 ppt Not Detected
PFEESA 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 9/18/2024 <20.00 ppt 20.00 ppt Not Detected
PFPeS 9/18/2024 <4.00 ppt 4.00 ppt Not Detected
PFTrDA 9/18/2024 <7.00 ppt 7.00 ppt Not Detected
PFTA 9/18/2024 <8.00 ppt 8.00 ppt Not Detected
PFHpS 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFMPA 9/18/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpA 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
4:2 FTS 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 9/18/2024 <2.00 ppt 2.00 ppt Not Detected
PFHxS 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 9/18/2024 <4.00 ppt 4.00 ppt Not Detected
NMeFOSAA 9/18/2024 <6.00 ppt 6.00 ppt Not Detected
PFOS 9/18/2024 <4.00 ppt 4.00 ppt Not Detected
PFOA 9/18/2024 <4.00 ppt 4.00 ppt Not Detected
PFDA 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 9/18/2024 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 9/18/2024 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 6/19/2024 <2.00 ppt 2.00 ppt Not Detected
PFBS 6/19/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 6/19/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 6/19/2024 <3.00 ppt 3.00 ppt Not Detected
PFMPA 6/19/2024 <4.00 ppt 4.00 ppt Not Detected
PFTrDA 6/19/2024 <7.00 ppt 7.00 ppt Not Detected
PFNA 6/19/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 6/19/2024 <4.00 ppt 4.00 ppt Not Detected
PFOA 6/19/2024 <4.00 ppt 4.00 ppt Not Detected
PFDA 6/19/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 6/19/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 6/19/2024 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 6/19/2024 <6.00 ppt 6.00 ppt Not Detected
11Cl-PF3OUdS 6/19/2024 <5.00 ppt 5.00 ppt Not Detected
NEtFOSAA 6/19/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 6/19/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 6/19/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 6/19/2024 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 6/19/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 6/19/2024 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 6/19/2024 <5.00 ppt 5.00 ppt 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 Sweet Home, 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 OR4100851 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
2025 TTHM MR 6 SDWIS / OR4100851 / 2950
2025 Total Haloacetic Acids (HAA5) MR 6 SDWIS / OR4100851 / 2456
2024 Surface Water Treatment Rule MR 14 SDWIS / OR4100851 / 0200
2024 Interim Enhanced Surface Water Treatment Rule MR 4 SDWIS / OR4100851 / 0300
2024 Consumer Confidence Rule Other 3 SDWIS / OR4100851 / 7000
2015 Coliform (TCR) MR 15 SDWIS / OR4100851 / 3100
2009 cis-1,2-Dichloroethylene MR 2 SDWIS / OR4100851 / 2380
2009 Xylenes, Total MR 2 SDWIS / OR4100851 / 2955
2009 p-Dichlorobenzene MR 2 SDWIS / OR4100851 / 2969
2009 Vinyl chloride MR 2 SDWIS / OR4100851 / 2976
2009 1,1,1-Trichloroethane MR 2 SDWIS / OR4100851 / 2981
2009 Carbon tetrachloride MR 2 SDWIS / OR4100851 / 2982
2009 1,2-Dichloropropane MR 2 SDWIS / OR4100851 / 2983
2009 Trichloroethylene MR 2 SDWIS / OR4100851 / 2984
2009 CHLOROBENZENE MR 2 SDWIS / OR4100851 / 2989

How Sweet Home, City Of Compares

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

Metric Sweet Home, City Of Oregon avg Federal benchmark
Total violations 340 82.1 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 207 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 10,322 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Sweet Home, City Of water safe to drink?
Sweet Home, City Of (PWS ID: OR4100851) has 340 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 10,322 people using Surface Water sources.
How many people does Sweet Home, City Of serve?
Sweet Home, City Of serves 10,322 people in Sweet Home, Oregon. It is a Local-owned system using Surface Water water sources with 3,185 service connections.
What type of violations does Sweet Home, City Of have?
Sweet Home, City Of has 340 total violations: 207 health-based violations (MCL exceedances or treatment failures), 127 monitoring/reporting violations, and 206 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Sweet Home, City Of water?
No. Sweet Home, City Of was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Sweet Home, City Of use?
Sweet Home, City Of 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.
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.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.