States ›Oregon ›Yamhill County ›Dundee

Dundee, OR Tap Water Quality 2026

Water quality report for Dundee, OR — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Dundee's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Dundee, City Of PWSID: OR4100262 Updated: 2026 Q2
⚠️

PFAS above the federal limit at 1 of 4 sampling points

Lead is 1.90 ppb, 13% of the action level and no violations are open. However, PFAS exceeds the federal limit at 1 of 4 sampling points, running as high as 1.2 times the limit.

C

Dundee earns a C for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 1.90 ppb — 13% of the federal action level
PFAS above the federal limit at 1 of 4 sampling points
168 violations since 2015, 1 health-based
No violations currently open
Dundee's lead level vs. all Oregon community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.90 ppb — 13% of the federal action level
✓ Lower lead than 64% of Oregon utilities
Population Served
3202
~1184 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
168 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
13% of EPA action level
1.90 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.90 ppb, 13% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Groundwater Rule MONITORING AND REPORTING — — 2026 Archived
Consumer Confidence Rule OTHER — — 2025 Resolved
Consumer Confidence Rule OTHER — — 2025 Resolved
Consumer Confidence Rule OTHER — — 2024 Resolved
Endrin MONITORING AND REPORTING — 0.002 mg/L 2020–2022 Resolved
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2020–2022 Resolved
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2020–2022 Resolved
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2020–2022 Resolved
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2020–2022 Resolved
Diquat MONITORING AND REPORTING — 0.02 mg/L 2020–2022 Resolved
Endothall MONITORING AND REPORTING — 0.1 mg/L 2020–2022 Resolved
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2020–2022 Resolved
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2020–2022 Resolved
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2020–2022 Resolved
Simazine MONITORING AND REPORTING — 0.004 mg/L 2020–2022 Resolved
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2020–2022 Resolved
Picloram MONITORING AND REPORTING — 0.5 mg/L 2020–2022 Resolved
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2020–2022 Resolved
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2020–2022 Resolved
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2020–2022 Resolved
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2020–2022 Resolved
LASSO MONITORING AND REPORTING — — 2020–2022 Resolved
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2020–2022 Resolved
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2020–2022 Resolved
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2020–2022 Resolved
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2020–2022 Resolved
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2020–2022 Resolved
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2020–2022 Resolved
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2020–2022 Resolved
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2020–2022 Resolved
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2020–2022 Resolved
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2020–2022 Resolved
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2020–2022 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2018 Resolved
Combined Uranium MONITORING AND REPORTING — 30 ug/L 2017 Resolved
Public Notice OTHER — — 2017 Resolved
Groundwater Rule TREATMENT TECHNIQUE — — 2017 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2017 Resolved
Combined Uranium MONITORING AND REPORTING — 30 ug/L 2017 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2017 Resolved
Combined Uranium MONITORING AND REPORTING — 30 ug/L 2017 Resolved
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Resolved
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Resolved
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Resolved
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Resolved
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Resolved
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Resolved
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Resolved
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Resolved
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Resolved
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Resolved
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Resolved
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Resolved
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Resolved
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Resolved
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Resolved
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Resolved
LASSO MONITORING AND REPORTING — — 2017–2019 Resolved
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Resolved
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Resolved
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Resolved
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Resolved
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Resolved
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Resolved
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Resolved
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Resolved
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Resolved
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Resolved
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Resolved
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Resolved
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Resolved
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Resolved
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Resolved
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Resolved
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Resolved
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Resolved
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Resolved
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Resolved
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Resolved
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Resolved
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Resolved
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Resolved
LASSO MONITORING AND REPORTING — — 2017–2019 Resolved
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Resolved
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Resolved
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Resolved
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Resolved
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Resolved
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Resolved
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Resolved
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Resolved
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Resolved
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Resolved
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Resolved
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Resolved
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Resolved
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Resolved
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Resolved
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Resolved
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Resolved
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Resolved
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Resolved
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Resolved
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Resolved
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Resolved
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Resolved
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Resolved
LASSO MONITORING AND REPORTING — — 2017–2019 Resolved
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Resolved
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Resolved
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Resolved
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Resolved
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Resolved
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Resolved
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Resolved
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Resolved
Endrin MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Resolved
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Resolved
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Resolved
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Resolved
Diquat MONITORING AND REPORTING — 0.02 mg/L 2017–2019 Resolved
Endothall MONITORING AND REPORTING — 0.1 mg/L 2017–2019 Resolved
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2017–2019 Resolved
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2017–2019 Resolved
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2017–2019 Resolved
Simazine MONITORING AND REPORTING — 0.004 mg/L 2017–2019 Resolved
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2017–2019 Resolved
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017–2019 Resolved
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017–2019 Resolved
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Resolved
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2017–2019 Resolved
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2017–2019 Resolved
LASSO MONITORING AND REPORTING — — 2017–2019 Resolved
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2017–2019 Resolved
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017–2019 Resolved
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017–2019 Resolved
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Resolved
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2017–2019 Resolved
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2017–2019 Resolved
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2017–2019 Resolved
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2017–2019 Resolved
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2017–2019 Resolved
E. COLI MONITORING AND REPORTING — 0 2016 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2016 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2016 Resolved
Coliform (TCR) MONITORING AND REPORTING — 5% of samples 2015 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2015 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2015 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2015 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2015 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2015 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2015 Resolved
COLIPHAGE MONITORING AND REPORTING — — 2015 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

168 violations are on record since 2015, of which 1 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Dundee, City Of
PWSID OR4100262
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 3,202
Service connections 1,184
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Dundee tap water safe to drink? ▼
It meets most federal standards, but PFAS exceeds the federal limit at 1 of 4 sampling points. No violations are currently open. Lead is 1.90 ppb, 13% of the action level.
Does Dundee water have PFAS? ▼
Yes. PFAS exceeds the federal limit at 1 of 4 sampling points, running as high as 1.2 times the limit. Limits are enforced on a running annual average at each sampling point, not on a single sample.
Who supplies water to Dundee? ▼
Dundee, City Of (PWSID OR4100262). Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2024-09-12. No significant deficiencies were recorded.

What Should Dundee Residents Do?

1
Consider a reverse-osmosis filter
Reverse osmosis removes more than 95% of PFAS. Standard carbon pitchers do not.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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